Add motion service to itgui

README.md

@@ -12,9 +12,10 @@
 ### Features
 
 - Notification relay
-- Notificstion transliteration
+- Notification transliteration
+- Call Notifications (ModemManager)
 - Music control
-- Get info from watch (HRM, Battery level, Firmware version)
+- Get info from watch (HRM, Battery level, Firmware version, Motion)
 - Set current time
 - Control socket
 - Firmware upgrades
@@ -28,7 +29,7 @@ This daemon creates a UNIX socket at `/tmp/itd/socket`. It allows you to directl
 The socket accepts JSON requests. For example, sending a notification looks like this:
 
 ```json
-{"type": "notify", "data": {"title": "title1", "body": "body1"}}
+{"type": 5, "data": {"title": "title1", "body": "body1"}}
 ```
 
 It will return a JSON response. A response can have 3 fields: `error`, `msg`, and `value`. Error is a boolean that signals whether an error was returned. If error is true, the msg field will contain the error. Value can contain any data and depends on what the request was.
@@ -82,10 +83,10 @@ This is the `itctl` usage screen:
 Control the itd daemon for InfiniTime smartwatches
 
 Usage:
+  itctl [flags]
   itctl [command]
 
 Available Commands:
-  completion  generate the autocompletion script for the specified shell
   firmware    Manage InfiniTime firmware
   get         Get information from InfiniTime
   help        Help about any command
@@ -94,6 +95,7 @@ Available Commands:
 
 Flags:
   -h, --help                 help for itctl
+  -s, --socket-path string   Path to itd socket
 
 Use "itctl [command] --help" for more information about a command.
 ```

api/client.go

@@ -0,0 +1,133 @@
+package api
+
+import (
+	"bufio"
+	"encoding/json"
+	"errors"
+	"net"
+
+	"github.com/mitchellh/mapstructure"
+	"go.arsenm.dev/infinitime"
+	"go.arsenm.dev/itd/internal/types"
+)
+
+// Default socket address
+const DefaultAddr = "/tmp/itd/socket"
+
+// Client is the socket API client
+type Client struct {
+	conn          net.Conn
+	respCh        chan types.Response
+	heartRateCh   chan types.Response
+	battLevelCh   chan types.Response
+	stepCountCh   chan types.Response
+	motionCh      chan types.Response
+	dfuProgressCh chan types.Response
+}
+
+// New creates a new client and sets it up
+func New(addr string) (*Client, error) {
+	conn, err := net.Dial("unix", addr)
+	if err != nil {
+		return nil, err
+	}
+
+	out := &Client{
+		conn:   conn,
+		respCh: make(chan types.Response, 5),
+	}
+
+	go func() {
+		scanner := bufio.NewScanner(conn)
+		for scanner.Scan() {
+			var res types.Response
+			err = json.Unmarshal(scanner.Bytes(), &res)
+			if err != nil {
+				continue
+			}
+			out.handleResp(res)
+		}
+	}()
+	return out, err
+}
+
+func (c *Client) Close() error {
+	err := c.conn.Close()
+	if err != nil {
+		return err
+	}
+	close(c.respCh)
+	return nil
+}
+
+// request sends a request to itd and waits for and returns the response
+func (c *Client) request(req types.Request) (types.Response, error) {
+	// Encode request into connection
+	err := json.NewEncoder(c.conn).Encode(req)
+	if err != nil {
+		return types.Response{}, err
+	}
+
+	res := <-c.respCh
+
+	if res.Error {
+		return res, errors.New(res.Message)
+	}
+
+	return res, nil
+}
+
+// requestNoRes sends a request to itd and does not wait for the response
+func (c *Client) requestNoRes(req types.Request) error {
+	// Encode request into connection
+	err := json.NewEncoder(c.conn).Encode(req)
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+// handleResp handles the received response as needed
+func (c *Client) handleResp(res types.Response) error {
+	switch res.Type {
+	case types.ReqTypeWatchHeartRate:
+		c.heartRateCh <- res
+	case types.ReqTypeWatchBattLevel:
+		c.battLevelCh <- res
+	case types.ReqTypeWatchStepCount:
+		c.stepCountCh <- res
+	case types.ReqTypeWatchMotion:
+		c.motionCh <- res
+	case types.ReqTypeFwUpgrade:
+		c.dfuProgressCh <- res
+	default:
+		c.respCh <- res
+	}
+	return nil
+}
+
+func decodeUint8(val interface{}) uint8 {
+	return uint8(val.(float64))
+}
+
+func decodeUint32(val interface{}) uint32 {
+	return uint32(val.(float64))
+}
+
+func decodeMotion(val interface{}) (infinitime.MotionValues, error) {
+	out := infinitime.MotionValues{}
+	err := mapstructure.Decode(val, &out)
+	if err != nil {
+		return out, err
+	}
+	return out, nil
+}
+
+func decodeDFUProgress(val interface{}) (DFUProgress, error) {
+	out := DFUProgress{}
+	err := mapstructure.Decode(val, &out)
+	if err != nil {
+		return out, err
+	}
+	return out, nil
+}

api/info.go

@@ -0,0 +1,209 @@
+package api
+
+import (
+	"github.com/mitchellh/mapstructure"
+	"go.arsenm.dev/infinitime"
+	"go.arsenm.dev/itd/internal/types"
+)
+
+// Address gets the bluetooth address of the connected device
+func (c *Client) Address() (string, error) {
+	res, err := c.request(types.Request{
+		Type: types.ReqTypeBtAddress,
+	})
+	if err != nil {
+		return "", err
+	}
+
+	return res.Value.(string), nil
+}
+
+// Version gets the firmware version of the connected device
+func (c *Client) Version() (string, error) {
+	res, err := c.request(types.Request{
+		Type: types.ReqTypeFwVersion,
+	})
+	if err != nil {
+		return "", err
+	}
+
+	return res.Value.(string), nil
+}
+
+// BatteryLevel gets the battery level of the connected device
+func (c *Client) BatteryLevel() (uint8, error) {
+	res, err := c.request(types.Request{
+		Type: types.ReqTypeBattLevel,
+	})
+	if err != nil {
+		return 0, err
+	}
+
+	return uint8(res.Value.(float64)), nil
+}
+
+// WatchBatteryLevel returns a channel which will contain
+// new battery level values as they update. Do not use after
+// calling cancellation function
+func (c *Client) WatchBatteryLevel() (<-chan uint8, func(), error) {
+	c.battLevelCh = make(chan types.Response, 2)
+	err := c.requestNoRes(types.Request{
+		Type: types.ReqTypeWatchBattLevel,
+	})
+	if err != nil {
+		return nil, nil, err
+	}
+	res := <-c.battLevelCh
+	done, cancel := c.cancelFn(res.ID, c.battLevelCh)
+	out := make(chan uint8, 2)
+	go func() {
+		for res := range c.battLevelCh {
+			select {
+			case <-done:
+				return
+			default:
+				out <- decodeUint8(res.Value)
+			}
+		}
+	}()
+	return out, cancel, nil
+}
+
+// HeartRate gets the heart rate from the connected device
+func (c *Client) HeartRate() (uint8, error) {
+	res, err := c.request(types.Request{
+		Type: types.ReqTypeHeartRate,
+	})
+	if err != nil {
+		return 0, err
+	}
+
+	return decodeUint8(res.Value), nil
+}
+
+// WatchHeartRate returns a channel which will contain
+// new heart rate values as they update. Do not use after
+// calling cancellation function
+func (c *Client) WatchHeartRate() (<-chan uint8, func(), error) {
+	c.heartRateCh = make(chan types.Response, 2)
+	err := c.requestNoRes(types.Request{
+		Type: types.ReqTypeWatchHeartRate,
+	})
+	if err != nil {
+		return nil, nil, err
+	}
+	res := <-c.heartRateCh
+	done, cancel := c.cancelFn(res.ID, c.heartRateCh)
+	out := make(chan uint8, 2)
+	go func() {
+		for res := range c.heartRateCh {
+			select {
+			case <-done:
+				return
+			default:
+				out <- decodeUint8(res.Value)
+			}
+		}
+	}()
+	return out, cancel, nil
+}
+
+// cancelFn generates a cancellation function for the given
+// request type and channel
+func (c *Client) cancelFn(reqID string, ch chan types.Response) (chan struct{}, func()) {
+	done := make(chan struct{}, 1)
+	return done, func() {
+		done <- struct{}{}
+		close(ch)
+		c.requestNoRes(types.Request{
+			Type: types.ReqTypeCancel,
+			Data: reqID,
+		})
+	}
+}
+
+// StepCount gets the step count from the connected device
+func (c *Client) StepCount() (uint32, error) {
+	res, err := c.request(types.Request{
+		Type: types.ReqTypeStepCount,
+	})
+	if err != nil {
+		return 0, err
+	}
+
+	return uint32(res.Value.(float64)), nil
+}
+
+// WatchStepCount returns a channel which will contain
+// new step count values as they update. Do not use after
+// calling cancellation function
+func (c *Client) WatchStepCount() (<-chan uint32, func(), error) {
+	c.stepCountCh = make(chan types.Response, 2)
+	err := c.requestNoRes(types.Request{
+		Type: types.ReqTypeWatchStepCount,
+	})
+	if err != nil {
+		return nil, nil, err
+	}
+	res := <-c.stepCountCh
+	done, cancel := c.cancelFn(res.ID, c.stepCountCh)
+	out := make(chan uint32, 2)
+	go func() {
+		for res := range c.stepCountCh {
+			select {
+			case <-done:
+				return
+			default:
+				out <- decodeUint32(res.Value)
+			}
+		}
+	}()
+	return out, cancel, nil
+}
+
+// Motion gets the motion values from the connected device
+func (c *Client) Motion() (infinitime.MotionValues, error) {
+	out := infinitime.MotionValues{}
+	res, err := c.request(types.Request{
+		Type: types.ReqTypeMotion,
+	})
+	if err != nil {
+		return out, err
+	}
+	err = mapstructure.Decode(res.Value, &out)
+	if err != nil {
+		return out, err
+	}
+	return out, nil
+}
+
+// WatchMotion returns a channel which will contain
+// new motion values as they update. Do not use after
+// calling cancellation function
+func (c *Client) WatchMotion() (<-chan infinitime.MotionValues, func(), error) {
+	c.motionCh = make(chan types.Response, 5)
+	err := c.requestNoRes(types.Request{
+		Type: types.ReqTypeWatchMotion,
+	})
+	if err != nil {
+		return nil, nil, err
+	}
+	res := <-c.motionCh
+	done, cancel := c.cancelFn(res.ID, c.motionCh)
+	out := make(chan infinitime.MotionValues, 5)
+	go func() {
+		for res := range c.motionCh {
+			select {
+			case <-done:
+				return
+			default:
+				motion, err := decodeMotion(res.Value)
+				if err != nil {
+					continue
+				}
+				out <- motion
+			}
+		}
+	}()
+	return out, cancel, nil
+}

api/notify.go

@@ -0,0 +1,14 @@
+package api
+
+import "go.arsenm.dev/itd/internal/types"
+
+func (c *Client) Notify(title string, body string) error {
+	_, err := c.request(types.Request{
+		Type: types.ReqTypeNotify,
+		Data: types.ReqDataNotify{
+			Title: title,
+			Body: body,
+		},
+	})
+	return err
+}

api/time.go

@@ -0,0 +1,33 @@
+package api
+
+import (
+	"time"
+
+	"go.arsenm.dev/itd/internal/types"
+)
+
+// SetTime sets the given time on the connected device
+func (c *Client) SetTime(t time.Time) error {
+	_, err := c.request(types.Request{
+		Type: types.ReqTypeSetTime,
+		Data: t.Format(time.RFC3339),
+	})
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+// SetTimeNow sets the time on the connected device to
+// the current time. This is more accurate than
+// SetTime(time.Now()) due to RFC3339 formatting
+func (c *Client) SetTimeNow() error {
+	_, err := c.request(types.Request{
+		Type: types.ReqTypeSetTime,
+		Data: "now",
+	})
+	if err != nil {
+		return err
+	}
+	return nil
+}

api/upgrade.go

@@ -0,0 +1,48 @@
+package api
+
+import (
+	"encoding/json"
+
+	"go.arsenm.dev/itd/internal/types"
+)
+
+// DFUProgress stores the progress of a DFU upfate
+type DFUProgress types.DFUProgress
+
+// UpgradeType indicates the type of upgrade to be performed
+type UpgradeType uint8
+
+// Type of DFU upgrade
+const (
+	UpgradeTypeArchive UpgradeType = iota
+	UpgradeTypeFiles
+)
+
+// FirmwareUpgrade initiates a DFU update and returns the progress channel
+func (c *Client) FirmwareUpgrade(upgType UpgradeType, files ...string) (<-chan DFUProgress, error) {
+	err := json.NewEncoder(c.conn).Encode(types.Request{
+		Type: types.ReqTypeFwUpgrade,
+		Data: types.ReqDataFwUpgrade{
+			Type:  int(upgType),
+			Files: files,
+		},
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	c.dfuProgressCh = make(chan types.Response, 5)
+
+	out := make(chan DFUProgress, 5)
+	go func() {
+		for res := range c.dfuProgressCh {
+			progress, err := decodeDFUProgress(res.Value)
+			if err != nil {
+				continue
+			}
+			out <- progress
+		}
+	}()
+
+	return out, nil
+}

calls.go

@@ -0,0 +1,176 @@
+package main
+
+import (
+	"bufio"
+	"encoding/json"
+	"fmt"
+	"os/exec"
+	"strconv"
+	"strings"
+
+	"github.com/rs/zerolog/log"
+	"go.arsenm.dev/infinitime"
+)
+
+func initCallNotifs(dev *infinitime.Device) error {
+	// Define rule to filter dbus messages
+	rule := "type='signal',sender='org.freedesktop.ModemManager1',interface='org.freedesktop.ModemManager1.Modem.Voice',member='CallAdded'"
+
+	// Use dbus-monitor command with profiling output as a workaround
+	// because go-bluetooth seems to monopolize the system bus connection
+	// which makes monitoring show only bluez-related messages.
+	cmd := exec.Command("dbus-monitor", "--system", "--profile", rule)
+	// Get command output pipe
+	stdout, err := cmd.StdoutPipe()
+	if err != nil {
+		return err
+	}
+	// Run command asynchronously
+	err = cmd.Start()
+	if err != nil {
+		return err
+	}
+
+	// Create new scanner for command output
+	scanner := bufio.NewScanner(stdout)
+	go func() {
+		// For each line in output
+		for scanner.Scan() {
+			// Get line as string
+			text := scanner.Text()
+
+			// If line starts with "#", it is part of
+			// the field format, skip it.
+			if strings.HasPrefix(text, "#") {
+				continue
+			}
+
+			// Split line into fields. The order is as follows:
+			// type timestamp serial sender destination path interface member
+			fields := strings.Fields(text)
+			// Field 7 is Member. Make sure it is "CallAdded".
+			if fields[7] == "CallAdded" {
+				// Get Modem ID from modem path
+				modemID := parseModemID(fields[5])
+				// Get call ID of current call
+				callID, err := getCurrentCallID(modemID)
+				if err != nil {
+					continue
+				}
+				// Get phone number of current call
+				phoneNum, err := getPhoneNum(callID)
+				if err != nil {
+					continue
+				}
+				// Send call notification to PineTime
+				resCh, err := dev.NotifyCall(phoneNum)
+				if err != nil {
+					continue
+				}
+				go func() {
+					// Wait for PineTime response
+					res := <-resCh
+					switch res {
+					case infinitime.CallStatusAccepted:
+						// Attempt to accept call
+						err = acceptCall(callID)
+						if err != nil {
+							log.Warn().Err(err).Msg("Error accepting call")
+						}
+					case infinitime.CallStatusDeclined:
+						// Attempt to decline call
+						err = declineCall(callID)
+						if err != nil {
+							log.Warn().Err(err).Msg("Error declining call")
+						}
+					case infinitime.CallStatusMuted:
+						// Warn about unimplemented muting
+						log.Warn().Msg("Muting calls is not implemented")
+					}
+				}()
+			}
+		}
+	}()
+	return nil
+}
+
+func parseModemID(modemPath string) int {
+	// Split path by "/"
+	splitPath := strings.Split(modemPath, "/")
+	// Get last element and convert to integer
+	id, _ := strconv.Atoi(splitPath[len(splitPath)-1])
+	return id
+}
+
+func getCurrentCallID(modemID int) (int, error) {
+	// Create mmcli command
+	cmd := exec.Command("mmcli", "--voice-list-calls", "-m", fmt.Sprint(modemID), "-J")
+	// Run command and get output
+	data, err := cmd.Output()
+	if err != nil {
+		return 0, err
+	}
+	var calls map[string][]string
+	// Decode JSON from command output
+	err = json.Unmarshal(data, &calls)
+	if err != nil {
+		return 0, err
+	}
+	// Get first call in output
+	firstCall := calls["modem.voice.call"][0]
+	// Split path by "/"
+	splitCall := strings.Split(firstCall, "/")
+	// Return last element converted to integer
+	return strconv.Atoi(splitCall[len(splitCall)-1])
+}
+
+func getPhoneNum(callID int) (string, error) {
+	// Create dbus-send command
+	cmd := exec.Command("dbus-send",
+		"--dest=org.freedesktop.ModemManager1",
+		"--system",
+		"--print-reply=literal",
+		"--type=method_call",
+		fmt.Sprintf("/org/freedesktop/ModemManager1/Call/%d", callID),
+		"org.freedesktop.DBus.Properties.Get",
+		"string:org.freedesktop.ModemManager1.Call",
+		"string:Number",
+	)
+	// Run command and get output
+	numData, err := cmd.Output()
+	if err != nil {
+		return "", err
+	}
+	// Split output into fields
+	num := strings.Fields(string(numData))
+	// Return last field
+	return num[len(num)-1], nil
+}
+
+func acceptCall(callID int) error {
+	// Create dbus-send command
+	cmd := exec.Command("dbus-send",
+		"--dest=org.freedesktop.ModemManager1",
+		"--print-reply",
+		"--system",
+		"--type=method_call",
+		fmt.Sprintf("/org/freedesktop/ModemManager1/Call/%d", callID),
+		"org.freedesktop.ModemManager1.Call.Accept",
+	)
+	// Run command and return errpr
+	return cmd.Run()
+}
+
+func declineCall(callID int) error {
+	// Create dbus-send command
+	cmd := exec.Command("dbus-send",
+		"--dest=org.freedesktop.ModemManager1",
+		"--print-reply",
+		"--system",
+		"--type=method_call",
+		fmt.Sprintf("/org/freedesktop/ModemManager1/Call/%d", callID),
+		"org.freedesktop.ModemManager1.Call.Hangup",
+	)
+	// Run command and return errpr
+	return cmd.Run()
+}

cmd/itctl/firmware/firmware.go

@@ -16,10 +16,11 @@
  *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package cmd
+package firmware
 
 import (
 	"github.com/spf13/cobra"
+	"go.arsenm.dev/itd/cmd/itctl/root"
 )
 
 // firmwareCmd represents the firmware command
@@ -30,5 +31,5 @@ var firmwareCmd = &cobra.Command{
 }
 
 func init() {
-	rootCmd.AddCommand(firmwareCmd)
+	root.RootCmd.AddCommand(firmwareCmd)
 }

cmd/itctl/firmware/upgrade.go

@@ -16,61 +16,50 @@
  *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package cmd
+package firmware
 
 import (
-	"bufio"
-	"encoding/json"
-	"net"
-
 	"github.com/cheggaaa/pb/v3"
-	"github.com/mitchellh/mapstructure"
 	"github.com/rs/zerolog/log"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
+	"go.arsenm.dev/itd/api"
 	"go.arsenm.dev/itd/internal/types"
 )
 
+type DFUProgress struct {
+	Received int64 `mapstructure:"recvd"`
+	Total    int64 `mapstructure:"total"`
+}
+
 // upgradeCmd represents the upgrade command
 var upgradeCmd = &cobra.Command{
 	Use:     "upgrade",
 	Short:   "Upgrade InfiniTime firmware using files or archive",
 	Aliases: []string{"upg"},
 	Run: func(cmd *cobra.Command, args []string) {
-		// Connect to itd UNIX socket
-		conn, err := net.Dial("unix", viper.GetString("sockPath"))
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error dialing socket. Is itd running?")
-		}
-		defer conn.Close()
+		client := viper.Get("client").(*api.Client)
 
-		var data types.ReqDataFwUpgrade
+		var upgType api.UpgradeType
+		var files []string
 		// Get relevant data struct
 		if viper.GetString("archive") != "" {
 			// Get archive data struct
-			data = types.ReqDataFwUpgrade{
-				Type:  types.UpgradeTypeArchive,
-				Files: []string{viper.GetString("archive")},
-			}
+			upgType = types.UpgradeTypeArchive
+			files = []string{viper.GetString("archive")}
 		} else if viper.GetString("initPkt") != "" && viper.GetString("firmware") != "" {
 			// Get files data struct
-			data = types.ReqDataFwUpgrade{
-				Type:  types.UpgradeTypeFiles,
-				Files: []string{viper.GetString("initPkt"), viper.GetString("firmware")},
-			}
+			upgType = types.UpgradeTypeFiles
+			files = []string{viper.GetString("initPkt"), viper.GetString("firmware")}
 		} else {
 			cmd.Usage()
 			log.Warn().Msg("Upgrade command requires either archive or init packet and firmware.")
 			return
 		}
 
-		// Encode response into connection
-		err = json.NewEncoder(conn).Encode(types.Request{
-			Type: types.ReqTypeFwUpgrade,
-			Data: data,
-		})
+		progress, err := client.FirmwareUpgrade(upgType, files...)
 		if err != nil {
-			log.Fatal().Err(err).Msg("Error making request")
+			log.Fatal().Err(err).Msg("Error initiating DFU")
 		}
 
 		// Create progress bar template
@@ -78,37 +67,18 @@ var upgradeCmd = &cobra.Command{
 		// Start full bar at 0 total
 		bar := pb.ProgressBarTemplate(barTmpl).Start(0)
 		// Create new scanner of connection
-		scanner := bufio.NewScanner(conn)
-		for scanner.Scan() {
-			var res types.Response
-			// Decode scanned line into response struct
-			err = json.Unmarshal(scanner.Bytes(), &res)
-			if err != nil {
-				log.Fatal().Err(err).Msg("Error decoding JSON response")
-			}
-			if res.Error {
-				log.Fatal().Msg(res.Message)
-			}
-			var event DFUProgress
-			// Decode response data into progress struct
-			err = mapstructure.Decode(res.Value, &event)
-			if err != nil {
-				log.Fatal().Err(err).Msg("Error decoding response data")
-			}
+		for event := range progress {
 			// Set total bytes in progress bar
 			bar.SetTotal(event.Total)
 			// Set amount of bytes received in progress bar
 			bar.SetCurrent(event.Received)
 			// If transfer finished, break
-			if event.Received == event.Total {
+			if event.Sent == event.Total {
 				break
 			}
 		}
 		// Finish progress bar
 		bar.Finish()
-		if scanner.Err() != nil {
-			log.Fatal().Err(scanner.Err()).Msg("Error while scanning output")
-		}
 	},
 }
 

cmd/itctl/firmware/version.go

@@ -16,18 +16,15 @@
  *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package cmd
+package firmware
 
 import (
-	"bufio"
-	"encoding/json"
 	"fmt"
-	"net"
 
 	"github.com/rs/zerolog/log"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
-	"go.arsenm.dev/itd/internal/types"
+	"go.arsenm.dev/itd/api"
 )
 
 // versionCmd represents the version command
@@ -36,40 +33,14 @@ var versionCmd = &cobra.Command{
 	Aliases: []string{"ver"},
 	Short:   "Get firmware version of InfiniTime",
 	Run: func(cmd *cobra.Command, args []string) {
-		// Connect to itd UNIX socket
-		conn, err := net.Dial("unix", viper.GetString("sockPath"))
+		client := viper.Get("client").(*api.Client)
+
+		version, err := client.Version()
 		if err != nil {
-			log.Fatal().Err(err).Msg("Error dialing socket. Is itd running?")
-		}
-		defer conn.Close()
-
-		// Encode request into connection
-		err = json.NewEncoder(conn).Encode(types.Request{
-			Type: types.ReqTypeFwVersion,
-		})
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error making request")
+			log.Fatal().Err(err).Msg("Error getting firmware version")
 		}
 
-		// Read one line from connection
-		line, _, err := bufio.NewReader(conn).ReadLine()
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error reading line from connection")
-		}
-
-		var res types.Response
-		// Decode line into response
-		err = json.Unmarshal(line, &res)
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error decoding JSON data")
-		}
-
-		if res.Error {
-			log.Fatal().Msg(res.Message)
-		}
-
-		// Print returned value
-		fmt.Println(res.Value)
+		fmt.Println(version)
 	},
 }
 

cmd/itctl/get/address.go

@@ -16,18 +16,15 @@
  *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package cmd
+package get
 
 import (
-	"bufio"
-	"encoding/json"
 	"fmt"
-	"net"
 
 	"github.com/rs/zerolog/log"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
-	"go.arsenm.dev/itd/internal/types"
+	"go.arsenm.dev/itd/api"
 )
 
 // addressCmd represents the address command
@@ -36,40 +33,14 @@ var addressCmd = &cobra.Command{
 	Aliases: []string{"addr"},
 	Short:   "Get InfiniTime's bluetooth address",
 	Run: func(cmd *cobra.Command, args []string) {
-		// Connect to itd UNIX socket
-		conn, err := net.Dial("unix", viper.GetString("sockPath"))
+		client := viper.Get("client").(*api.Client)
+		
+		address, err := client.Address()
 		if err != nil {
-			log.Fatal().Err(err).Msg("Error dialing socket. Is itd running?")
-		}
-		defer conn.Close()
-
-		// Encode request into connection
-		err = json.NewEncoder(conn).Encode(types.Request{
-			Type: types.ReqTypeBtAddress,
-		})
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error making request")
+			log.Fatal().Err(err).Msg("Error getting bluetooth address")
 		}
 
-		// Read one line from connection
-		line, _, err := bufio.NewReader(conn).ReadLine()
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error reading line from connection")
-		}
-
-		var res types.Response
-		// Decode line into response
-		err = json.Unmarshal(line, &res)
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error decoding JSON data")
-		}
-
-		if res.Error {
-			log.Fatal().Msg(res.Message)
-		}
-
-		// Print returned value
-		fmt.Println(res.Value)
+		fmt.Println(address)
 	},
 }
 

cmd/itctl/get/battery.go

@@ -16,18 +16,15 @@
  *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package cmd
+package get
 
 import (
-	"bufio"
-	"encoding/json"
 	"fmt"
-	"net"
 
 	"github.com/rs/zerolog/log"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
-	"go.arsenm.dev/itd/internal/types"
+	"go.arsenm.dev/itd/api"
 )
 
 // batteryCmd represents the batt command
@@ -36,40 +33,15 @@ var batteryCmd = &cobra.Command{
 	Aliases: []string{"batt"},
 	Short:   "Get battery level from InfiniTime",
 	Run: func(cmd *cobra.Command, args []string) {
-		// Connect to itd UNIX socket
-		conn, err := net.Dial("unix", viper.GetString("sockPath"))
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error dialing socket. Is itd running?")
-		}
-		defer conn.Close()
+		client := viper.Get("client").(*api.Client)
 
-		// Encode request into connection
-		err = json.NewEncoder(conn).Encode(types.Request{
-			Type: types.ReqTypeBattLevel,
-		})
+		battLevel, err := client.BatteryLevel()
 		if err != nil {
-			log.Fatal().Err(err).Msg("Error making request")
-		}
-
-		// Read one line from connection
-		line, _, err := bufio.NewReader(conn).ReadLine()
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error reading line from connection")
-		}
-
-		var res types.Response
-		// Deocde line into response
-		err = json.Unmarshal(line, &res)
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error decoding JSON data")
-		}
-
-		if res.Error {
-			log.Fatal().Msg(res.Message)
+			log.Fatal().Err(err).Msg("Error getting battery level")
 		}
 
 		// Print returned percentage
-		fmt.Printf("%d%%\n", int(res.Value.(float64)))
+		fmt.Printf("%d%%\n", battLevel)
 	},
 }
 

cmd/itctl/get/get.go

@@ -16,10 +16,11 @@
  *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package cmd
+package get
 
 import (
 	"github.com/spf13/cobra"
+	"go.arsenm.dev/itd/cmd/itctl/root"
 )
 
 // getCmd represents the get command
@@ -29,5 +30,5 @@ var getCmd = &cobra.Command{
 }
 
 func init() {
-	rootCmd.AddCommand(getCmd)
+	root.RootCmd.AddCommand(getCmd)
 }

cmd/itctl/get/heart.go

@@ -16,18 +16,15 @@
  *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package cmd
+package get
 
 import (
-	"bufio"
-	"encoding/json"
 	"fmt"
-	"net"
 
 	"github.com/rs/zerolog/log"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
-	"go.arsenm.dev/itd/internal/types"
+	"go.arsenm.dev/itd/api"
 )
 
 // heartCmd represents the heart command
@@ -35,40 +32,15 @@ var heartCmd = &cobra.Command{
 	Use:   "heart",
 	Short: "Get heart rate from InfiniTime",
 	Run: func(cmd *cobra.Command, args []string) {
-		// Connect to itd UNIX socket
-		conn, err := net.Dial("unix", viper.GetString("sockPath"))
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error dialing socket. Is itd running?")
-		}
-		defer conn.Close()
+		client := viper.Get("client").(*api.Client)
 
-		// Encode request into connection
-		err = json.NewEncoder(conn).Encode(types.Request{
-			Type: types.ReqTypeHeartRate,
-		})
+		heartRate, err := client.HeartRate()
 		if err != nil {
-			log.Fatal().Err(err).Msg("Error making request")
-		}
-
-		// Read one line from connection
-		line, _, err := bufio.NewReader(conn).ReadLine()
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error reading line from connection")
-		}
-
-		var res types.Response
-		// Decode line into response
-		err = json.Unmarshal(line, &res)
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error decoding JSON data")
-		}
-
-		if res.Error {
-			log.Fatal().Msg(res.Message)
+			log.Fatal().Err(err).Msg("Error getting heart rate")
 		}
 
 		// Print returned BPM
-		fmt.Printf("%d BPM\n", int(res.Value.(float64)))
+		fmt.Printf("%d BPM\n", heartRate)
 	},
 }
 

cmd/itctl/get/motion.go

@@ -0,0 +1,68 @@
+/*
+ *	itd uses bluetooth low energy to communicate with InfiniTime devices
+ *	Copyright (C) 2021 Arsen Musayelyan
+ *
+ *	This program is free software: you can redistribute it and/or modify
+ *	it under the terms of the GNU General Public License as published by
+ *	the Free Software Foundation, either version 3 of the License, or
+ *	(at your option) any later version.
+ *
+ *	This program is distributed in the hope that it will be useful,
+ *	but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *	GNU General Public License for more details.
+ *
+ *	You should have received a copy of the GNU General Public License
+ *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package get
+
+import (
+	"fmt"
+
+	"github.com/rs/zerolog/log"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+	"go.arsenm.dev/itd/api"
+)
+
+// steps.goCmd represents the steps.go command
+var motionCmd = &cobra.Command{
+	Use:   "motion",
+	Short: "Get motion values from InfiniTime",
+	Run: func(cmd *cobra.Command, args []string) {
+		client := viper.Get("client").(*api.Client)
+
+		motionVals, err := client.Motion()
+		if err != nil {
+			log.Fatal().Err(err).Msg("Error getting motion values")
+		}
+
+		if viper.GetBool("shell") {
+			fmt.Printf(
+				"X=%d\nY=%d\nZ=%d",
+				motionVals.X,
+				motionVals.Y,
+				motionVals.Z,
+			)
+		} else {
+			fmt.Printf("%+v\n", motionVals)
+		}
+	},
+}
+
+func init() {
+	getCmd.AddCommand(motionCmd)
+
+	// Here you will define your flags and configuration settings.
+
+	// Cobra supports Persistent Flags which will work for this command
+	// and all subcommands, e.g.:
+	// steps.goCmd.PersistentFlags().String("foo", "", "A help for foo")
+
+	// Cobra supports local flags which will only run when this command
+	// is called directly, e.g.:
+	motionCmd.Flags().BoolP("shell", "s", false, "Output data in shell-compatible format")
+	viper.BindPFlag("shell", motionCmd.Flags().Lookup("shell"))
+}

cmd/itctl/get/steps.go

@@ -0,0 +1,59 @@
+/*
+ *	itd uses bluetooth low energy to communicate with InfiniTime devices
+ *	Copyright (C) 2021 Arsen Musayelyan
+ *
+ *	This program is free software: you can redistribute it and/or modify
+ *	it under the terms of the GNU General Public License as published by
+ *	the Free Software Foundation, either version 3 of the License, or
+ *	(at your option) any later version.
+ *
+ *	This program is distributed in the hope that it will be useful,
+ *	but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *	GNU General Public License for more details.
+ *
+ *	You should have received a copy of the GNU General Public License
+ *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package get
+
+import (
+	"fmt"
+
+	"github.com/rs/zerolog/log"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+	"go.arsenm.dev/itd/api"
+)
+
+// steps.goCmd represents the steps.go command
+var stepsCmd = &cobra.Command{
+	Use:   "steps",
+	Short: "Get step count from InfiniTime",
+	Run: func(cmd *cobra.Command, args []string) {
+		client := viper.Get("client").(*api.Client)
+
+		stepCount, err := client.StepCount()
+		if err != nil {
+			log.Fatal().Err(err).Msg("Error getting step count")
+		}
+
+		// Print returned BPM
+		fmt.Printf("%d Steps\n", stepCount)
+	},
+}
+
+func init() {
+	getCmd.AddCommand(stepsCmd)
+
+	// Here you will define your flags and configuration settings.
+
+	// Cobra supports Persistent Flags which will work for this command
+	// and all subcommands, e.g.:
+	// steps.goCmd.PersistentFlags().String("foo", "", "A help for foo")
+
+	// Cobra supports local flags which will only run when this command
+	// is called directly, e.g.:
+	// steps.goCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
+}

cmd/itctl/main.go

@@ -19,9 +19,14 @@
 package main
 
 import (
-	"os"
+	_ "go.arsenm.dev/itd/cmd/itctl/firmware"
+	_ "go.arsenm.dev/itd/cmd/itctl/get"
+	_ "go.arsenm.dev/itd/cmd/itctl/notify"
+	"go.arsenm.dev/itd/cmd/itctl/root"
+	_ "go.arsenm.dev/itd/cmd/itctl/set"
+	_ "go.arsenm.dev/itd/cmd/itctl/watch"
 
-	"go.arsenm.dev/itd/cmd/itctl/cmd"
+	"os"
 
 	"github.com/rs/zerolog"
 	"github.com/rs/zerolog/log"
@@ -32,5 +37,5 @@ func init() {
 }
 
 func main() {
-	cmd.Execute()
+	root.Execute()
 }

cmd/itctl/notify/notify.go

@@ -16,17 +16,14 @@
  *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package cmd
+package notify
 
 import (
-	"bufio"
-	"encoding/json"
-	"net"
-
 	"github.com/rs/zerolog/log"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
-	"go.arsenm.dev/itd/internal/types"
+	"go.arsenm.dev/itd/api"
+	"go.arsenm.dev/itd/cmd/itctl/root"
 )
 
 // notifyCmd represents the notify command
@@ -40,44 +37,15 @@ var notifyCmd = &cobra.Command{
 			log.Fatal().Msg("Command notify requires two arguments")
 		}
 
-		// Connect to itd UNIX socket
-		conn, err := net.Dial("unix", viper.GetString("sockPath"))
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error dialing socket. Is itd running?")
-		}
-		defer conn.Close()
+		client := viper.Get("client").(*api.Client)
 
-		// Encode request into connection
-		err = json.NewEncoder(conn).Encode(types.Request{
-			Type: types.ReqTypeNotify,
-			Data: types.ReqDataNotify{
-				Title: args[0],
-				Body:  args[1],
-			},
-		})
+		err := client.Notify(args[0], args[1])
 		if err != nil {
-			log.Fatal().Err(err).Msg("Error making request")
-		}
-
-		// Read one line from connection
-		line, _, err := bufio.NewReader(conn).ReadLine()
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error reading line from connection")
-		}
-
-		var res types.Response
-		// Decode line into response
-		err = json.Unmarshal(line, &res)
-		if err != nil {
-			log.Fatal().Err(err).Msg("Error decoding JSON data")
-		}
-
-		if res.Error {
-			log.Fatal().Msg(res.Message)
+			log.Fatal().Err(err).Msg("Error sending notification")
 		}
 	},
 }
 
 func init() {
-	rootCmd.AddCommand(notifyCmd)
+	root.RootCmd.AddCommand(notifyCmd)
 }

cmd/itctl/root/root.go

@@ -16,16 +16,18 @@
  *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package cmd
+package root
 
 import (
 	"github.com/abiosoft/ishell"
+	"github.com/rs/zerolog/log"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
+	"go.arsenm.dev/itd/api"
 )
 
-// rootCmd represents the base command when called without any subcommands
-var rootCmd = &cobra.Command{
+// RootCmd represents the base command when called without any subcommands
+var RootCmd = &cobra.Command{
 	Use:   "itctl",
 	Short: "Control the itd daemon for InfiniTime smartwatches",
 	Run: func(cmd *cobra.Command, args []string) {
@@ -61,18 +63,25 @@ var rootCmd = &cobra.Command{
 // Execute adds all child commands to the root command and sets flags appropriately.
 // This is called by main.main(). It only needs to happen once to the rootCmd.
 func Execute() {
-	rootCmd.CompletionOptions.DisableDefaultCmd = true
-	cobra.CheckErr(rootCmd.Execute())
+	client, err := api.New(viper.GetString("sockPath"))
+	if err != nil {
+		log.Fatal().Err(err).Msg("Error connecting to socket. Is itd running?")
+	}
+	defer client.Close()
+	viper.Set("client", client)
+	RootCmd.CompletionOptions.DisableDefaultCmd = true
+	cobra.CheckErr(RootCmd.Execute())
+
 }
 
 func init() {
 	// Register flag for socket path
-	rootCmd.Flags().StringP("socket-path", "s", "", "Path to itd socket")
+	RootCmd.Flags().StringP("socket-path", "s", api.DefaultAddr, "Path to itd socket")
 
 	// Bind flag and environment variable to viper key
-	viper.BindPFlag("sockPath", rootCmd.Flags().Lookup("socket-path"))
+	viper.BindPFlag("sockPath", RootCmd.Flags().Lookup("socket-path"))
 	viper.BindEnv("sockPath", "ITCTL_SOCKET_PATH")
 
 	// Set default value for socket path
-	viper.SetDefault("sockPath", "/tmp/itd/socket")
+	viper.SetDefault("sockPath", api.DefaultAddr)
 }

cmd/itctl/set/set.go

@@ -16,10 +16,11 @@
  *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package cmd
+package set
 
 import (
 	"github.com/spf13/cobra"
+	"go.arsenm.dev/itd/cmd/itctl/root"
 )
 
 // setCmd represents the set command
@@ -29,5 +30,5 @@ var setCmd = &cobra.Command{
 }
 
 func init() {
-	rootCmd.AddCommand(setCmd)
+	root.RootCmd.AddCommand(setCmd)
 }

cmd/itctl/set/time.go

@@ -16,7 +16,7 @@
  *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package cmd
+package set
 
 import (
 	"bufio"

cmd/itctl/watch/battery.go

@@ -0,0 +1,76 @@
+/*
+ *	itd uses bluetooth low energy to communicate with InfiniTime devices
+ *	Copyright (C) 2021 Arsen Musayelyan
+ *
+ *	This program is free software: you can redistribute it and/or modify
+ *	it under the terms of the GNU General Public License as published by
+ *	the Free Software Foundation, either version 3 of the License, or
+ *	(at your option) any later version.
+ *
+ *	This program is distributed in the hope that it will be useful,
+ *	but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *	GNU General Public License for more details.
+ *
+ *	You should have received a copy of the GNU General Public License
+ *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package watch
+
+import (
+	"fmt"
+	"os"
+	"os/signal"
+	"syscall"
+
+	"github.com/rs/zerolog/log"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+	"go.arsenm.dev/itd/api"
+)
+
+// heartCmd represents the address command
+var batteryCmd = &cobra.Command{
+	Use:   "battery",
+	Aliases: []string{"batt"},
+	Short: "Watch InfiniTime's battery level for changes",
+	Run: func(cmd *cobra.Command, args []string) {
+		client := viper.Get("client").(*api.Client)
+
+		battLevelCh, cancel, err := client.WatchBatteryLevel()
+		if err != nil {
+			log.Fatal().Err(err).Msg("Error getting battery level channel")
+		}
+		defer cancel()
+
+		signalCh := make(chan os.Signal, 1)
+		go func() {
+			<-signalCh
+			cancel()
+			os.Exit(0)
+		}()
+		signal.Notify(signalCh,
+			syscall.SIGINT,
+			syscall.SIGTERM,			
+		)
+
+		for battlevel := range battLevelCh {
+			fmt.Printf("%d%%\n", battlevel)
+		}
+	},
+}
+
+func init() {
+	watchCmd.AddCommand(batteryCmd)
+
+	// Here you will define your flags and configuration settings.
+
+	// Cobra supports Persistent Flags which will work for this command
+	// and all subcommands, e.g.:
+	// addressCmd.PersistentFlags().String("foo", "", "A help for foo")
+
+	// Cobra supports local flags which will only run when this command
+	// is called directly, e.g.:
+	// addressCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
+}

cmd/itctl/watch/heart.go

@@ -0,0 +1,75 @@
+/*
+ *	itd uses bluetooth low energy to communicate with InfiniTime devices
+ *	Copyright (C) 2021 Arsen Musayelyan
+ *
+ *	This program is free software: you can redistribute it and/or modify
+ *	it under the terms of the GNU General Public License as published by
+ *	the Free Software Foundation, either version 3 of the License, or
+ *	(at your option) any later version.
+ *
+ *	This program is distributed in the hope that it will be useful,
+ *	but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *	GNU General Public License for more details.
+ *
+ *	You should have received a copy of the GNU General Public License
+ *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package watch
+
+import (
+	"fmt"
+	"os"
+	"os/signal"
+	"syscall"
+
+	"github.com/rs/zerolog/log"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+	"go.arsenm.dev/itd/api"
+)
+
+// heartCmd represents the address command
+var heartCmd = &cobra.Command{
+	Use:   "heart",
+	Short: "Watch InfiniTime's heart rate for changes",
+	Run: func(cmd *cobra.Command, args []string) {
+		client := viper.Get("client").(*api.Client)
+
+		heartRateCh, cancel, err := client.WatchHeartRate()
+		if err != nil {
+			log.Fatal().Err(err).Msg("Error getting heart rate channel")
+		}
+		defer cancel()
+
+		signalCh := make(chan os.Signal, 1)
+		go func() {
+			<-signalCh
+			cancel()
+			os.Exit(0)
+		}()
+		signal.Notify(signalCh,
+			syscall.SIGINT,
+			syscall.SIGTERM,			
+		)
+
+		for heartRate := range heartRateCh {
+			fmt.Println(heartRate, "BPM")
+		}
+	},
+}
+
+func init() {
+	watchCmd.AddCommand(heartCmd)
+
+	// Here you will define your flags and configuration settings.
+
+	// Cobra supports Persistent Flags which will work for this command
+	// and all subcommands, e.g.:
+	// addressCmd.PersistentFlags().String("foo", "", "A help for foo")
+
+	// Cobra supports local flags which will only run when this command
+	// is called directly, e.g.:
+	// addressCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
+}

cmd/itctl/watch/motion.go

@@ -0,0 +1,86 @@
+/*
+ *	itd uses bluetooth low energy to communicate with InfiniTime devices
+ *	Copyright (C) 2021 Arsen Musayelyan
+ *
+ *	This program is free software: you can redistribute it and/or modify
+ *	it under the terms of the GNU General Public License as published by
+ *	the Free Software Foundation, either version 3 of the License, or
+ *	(at your option) any later version.
+ *
+ *	This program is distributed in the hope that it will be useful,
+ *	but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *	GNU General Public License for more details.
+ *
+ *	You should have received a copy of the GNU General Public License
+ *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package watch
+
+import (
+	"fmt"
+	"os"
+	"os/signal"
+	"syscall"
+
+	"github.com/rs/zerolog/log"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+	"go.arsenm.dev/itd/api"
+)
+
+// heartCmd represents the address command
+var motionCmd = &cobra.Command{
+	Use:   "motion",
+	Short: "Watch InfiniTime's motion values for changes",
+	Run: func(cmd *cobra.Command, args []string) {
+		client := viper.Get("client").(*api.Client)
+
+		motionValCh, cancel, err := client.WatchMotion()
+		if err != nil {
+			log.Fatal().Err(err).Msg("Error getting motion value channel")
+		}
+		defer cancel()
+
+		signalCh := make(chan os.Signal, 1)
+		go func() {
+			<-signalCh
+			cancel()
+			os.Exit(0)
+		}()
+		signal.Notify(signalCh,
+			syscall.SIGINT,
+			syscall.SIGTERM,
+		)
+
+		for motionVals := range motionValCh {
+			if viper.GetBool("shell") {
+				fmt.Printf(
+					"X=%d\nY=%d\nZ=%d\n",
+					motionVals.X,
+					motionVals.Y,
+					motionVals.Z,
+				)
+			} else {
+				fmt.Printf("%+v\n", motionVals)
+			}
+		}
+	},
+}
+
+func init() {
+	watchCmd.AddCommand(motionCmd)
+
+	// Here you will define your flags and configuration settings.
+
+	// Cobra supports Persistent Flags which will work for this command
+	// and all subcommands, e.g.:
+	// addressCmd.PersistentFlags().String("foo", "", "A help for foo")
+
+	// Cobra supports local flags which will only run when this command
+	// is called directly, e.g.:
+	// addressCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
+	motionCmd.Flags().BoolP("shell", "s", false, "Output data in shell-compatible format")
+	viper.BindPFlag("shell", motionCmd.Flags().Lookup("shell"))
+}

cmd/itctl/watch/steps.go

@@ -0,0 +1,75 @@
+/*
+ *	itd uses bluetooth low energy to communicate with InfiniTime devices
+ *	Copyright (C) 2021 Arsen Musayelyan
+ *
+ *	This program is free software: you can redistribute it and/or modify
+ *	it under the terms of the GNU General Public License as published by
+ *	the Free Software Foundation, either version 3 of the License, or
+ *	(at your option) any later version.
+ *
+ *	This program is distributed in the hope that it will be useful,
+ *	but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *	GNU General Public License for more details.
+ *
+ *	You should have received a copy of the GNU General Public License
+ *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package watch
+
+import (
+	"fmt"
+	"os"
+	"os/signal"
+	"syscall"
+
+	"github.com/rs/zerolog/log"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+	"go.arsenm.dev/itd/api"
+)
+
+// heartCmd represents the address command
+var stepsCmd = &cobra.Command{
+	Use:   "steps",
+	Short: "Watch InfiniTime's step count for changes",
+	Run: func(cmd *cobra.Command, args []string) {
+		client := viper.Get("client").(*api.Client)
+
+		stepCountCh, cancel, err := client.WatchStepCount()
+		if err != nil {
+			log.Fatal().Err(err).Msg("Error getting step count channel")
+		}
+		defer cancel()
+
+		signalCh := make(chan os.Signal, 1)
+		go func() {
+			<-signalCh
+			cancel()
+			os.Exit(0)
+		}()
+		signal.Notify(signalCh,
+			syscall.SIGINT,
+			syscall.SIGTERM,			
+		)
+
+		for stepCount := range stepCountCh {
+			fmt.Println(stepCount, "Steps")
+		}
+	},
+}
+
+func init() {
+	watchCmd.AddCommand(stepsCmd)
+
+	// Here you will define your flags and configuration settings.
+
+	// Cobra supports Persistent Flags which will work for this command
+	// and all subcommands, e.g.:
+	// addressCmd.PersistentFlags().String("foo", "", "A help for foo")
+
+	// Cobra supports local flags which will only run when this command
+	// is called directly, e.g.:
+	// addressCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
+}

cmd/itctl/watch/watch.go

@@ -16,9 +16,19 @@
  *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package cmd
+package watch
 
-type DFUProgress struct {
-	Received int64 `mapstructure:"recvd"`
-	Total    int64 `mapstructure:"total"`
+import (
+	"github.com/spf13/cobra"
+	"go.arsenm.dev/itd/cmd/itctl/root"
+)
+
+// watchCmd represents the watch command
+var watchCmd = &cobra.Command{
+	Use:   "watch",
+	Short: "Watch values from InfiniTime for changes",
+}
+
+func init() {
+	root.RootCmd.AddCommand(watchCmd)
 }

cmd/itgui/info.go

@@ -1,22 +1,17 @@
 package main
 
 import (
-	"bufio"
-	"errors"
 	"fmt"
 	"image/color"
-	"net"
-
-	"encoding/json"
 
 	"fyne.io/fyne/v2"
 	"fyne.io/fyne/v2/canvas"
 	"fyne.io/fyne/v2/container"
 	"fyne.io/fyne/v2/theme"
-	"go.arsenm.dev/itd/internal/types"
+	"go.arsenm.dev/itd/api"
 )
 
-func infoTab(parent fyne.Window) *fyne.Container {
+func infoTab(parent fyne.Window, client *api.Client) *fyne.Container {
 	infoLayout := container.NewVBox(
 		// Add rectangle for a bit of padding
 		canvas.NewRectangle(color.Transparent),
@@ -25,20 +20,50 @@ func infoTab(parent fyne.Window) *fyne.Container {
 	// Create label for heart rate
 	heartRateLbl := newText("0 BPM", 24)
 	// Creae container to store heart rate section
-	heartRate := container.NewVBox(
+	heartRateSect := container.NewVBox(
 		newText("Heart Rate", 12),
 		heartRateLbl,
 		canvas.NewLine(theme.ShadowColor()),
 	)
-	infoLayout.Add(heartRate)
+	infoLayout.Add(heartRateSect)
 
-	// Watch for heart rate updates
-	go watch(types.ReqTypeWatchHeartRate, func(data interface{}) {
+	heartRateCh, cancel, err := client.WatchHeartRate()
+	if err != nil {
+		guiErr(err, "Error getting heart rate channel", true, parent)
+	}
+	onClose = append(onClose, cancel)
+	go func() {
+		for heartRate := range heartRateCh {
 			// Change text of heart rate label
-		heartRateLbl.Text = fmt.Sprintf("%d BPM", int(data.(float64)))
+			heartRateLbl.Text = fmt.Sprintf("%d BPM", heartRate)
 			// Refresh label
 			heartRateLbl.Refresh()
-	}, parent)
+		}
+	}()
+
+	// Create label for heart rate
+	stepCountLbl := newText("0 Steps", 24)
+	// Creae container to store heart rate section
+	stepCountSect := container.NewVBox(
+		newText("Step Count", 12),
+		stepCountLbl,
+		canvas.NewLine(theme.ShadowColor()),
+	)
+	infoLayout.Add(stepCountSect)
+
+	stepCountCh, cancel, err := client.WatchStepCount()
+	if err != nil {
+		guiErr(err, "Error getting step count channel", true, parent)
+	}
+	onClose = append(onClose, cancel)
+	go func() {
+		for stepCount := range stepCountCh {
+			// Change text of heart rate label
+			stepCountLbl.Text = fmt.Sprintf("%d Steps", stepCount)
+			// Refresh label
+			stepCountLbl.Refresh()
+		}
+	}()
 
 	// Create label for battery level
 	battLevelLbl := newText("0%", 24)
@@ -50,32 +75,40 @@ func infoTab(parent fyne.Window) *fyne.Container {
 	)
 	infoLayout.Add(battLevel)
 
-	// Watch for changes in battery level
-	go watch(types.ReqTypeWatchBattLevel, func(data interface{}) {
-		battLevelLbl.Text = fmt.Sprintf("%d%%", int(data.(float64)))
+	battLevelCh, cancel, err := client.WatchBatteryLevel()
+	if err != nil {
+		guiErr(err, "Error getting battery level channel", true, parent)
+	}
+	onClose = append(onClose, cancel)
+	go func() {
+		for battLevel := range battLevelCh {
+			// Change text of battery level label
+			battLevelLbl.Text = fmt.Sprintf("%d%%", battLevel)
+			// Refresh label
 			battLevelLbl.Refresh()
-	}, parent)
+		}
+	}()
 
-	fwVerString, err := get(types.ReqTypeFwVersion)
+	fwVerString, err := client.Version()
 	if err != nil {
 		guiErr(err, "Error getting firmware string", true, parent)
 	}
 
 	fwVer := container.NewVBox(
 		newText("Firmware Version", 12),
-		newText(fwVerString.(string), 24),
+		newText(fwVerString, 24),
 		canvas.NewLine(theme.ShadowColor()),
 	)
 	infoLayout.Add(fwVer)
 
-	btAddrString, err := get(types.ReqTypeBtAddress)
+	btAddrString, err := client.Address()
 	if err != nil {
 		panic(err)
 	}
 
 	btAddr := container.NewVBox(
 		newText("Bluetooth Address", 12),
-		newText(btAddrString.(string), 24),
+		newText(btAddrString, 24),
 		canvas.NewLine(theme.ShadowColor()),
 	)
 	infoLayout.Add(btAddr)
@@ -83,65 +116,6 @@ func infoTab(parent fyne.Window) *fyne.Container {
 	return infoLayout
 }
 
-func watch(req int, onRecv func(data interface{}), parent fyne.Window) error {
-	conn, err := net.Dial("unix", SockPath)
-	if err != nil {
-		return err
-	}
-	defer conn.Close()
-	err = json.NewEncoder(conn).Encode(types.Request{
-		Type: req,
-	})
-	if err != nil {
-		return err
-	}
-	scanner := bufio.NewScanner(conn)
-	for scanner.Scan() {
-		res, err := getResp(scanner.Bytes())
-		if err != nil {
-			guiErr(err, "Error getting response from connection", false, parent)
-			continue
-		}
-		onRecv(res.Value)
-	}
-	return nil
-}
-
-func get(req int) (interface{}, error) {
-	conn, err := net.Dial("unix", SockPath)
-	if err != nil {
-		return nil, err
-	}
-	defer conn.Close()
-	err = json.NewEncoder(conn).Encode(types.Request{
-		Type: req,
-	})
-	if err != nil {
-		return nil, err
-	}
-	line, _, err := bufio.NewReader(conn).ReadLine()
-	if err != nil {
-		return nil, err
-	}
-	res, err := getResp(line)
-	if err != nil {
-		return nil, err
-	}
-	return res.Value, nil
-}
-
-func getResp(line []byte) (*types.Response, error) {
-	var res types.Response
-	err := json.Unmarshal(line, &res)
-	if err != nil {
-		return nil, err
-	}
-	if res.Error {
-		return nil, errors.New(res.Message)
-	}
-	return &res, nil
-}
-
 func newText(t string, size float32) *canvas.Text {
 	text := canvas.NewText(t, theme.ForegroundColor())
 	text.TextSize = size

cmd/itgui/main.go

@@ -1,31 +1,39 @@
 package main
 
 import (
-	"net"
-
 	"fyne.io/fyne/v2/app"
 	"fyne.io/fyne/v2/container"
+	"go.arsenm.dev/itd/api"
 )
 
-var SockPath = "/tmp/itd/socket"
+var onClose []func()
 
 func main() {
 	// Create new app
 	a := app.New()
 	// Create new window with title "itgui"
 	window := a.NewWindow("itgui")
-
-	_, err := net.Dial("unix", SockPath)
-	if err != nil {
-		guiErr(err, "Error dialing itd socket", true, window)
+	window.SetOnClosed(func() {
+		for _, closeFn := range onClose {
+			closeFn()
 		}
+	})
+
+	client, err := api.New(api.DefaultAddr)
+	if err != nil {
+		guiErr(err, "Error connecting to itd", true, window)
+	}
+	onClose = append(onClose, func() {
+		client.Close()
+	})
 
 	// Create new app tabs container
 	tabs := container.NewAppTabs(
-		container.NewTabItem("Info", infoTab(window)),
-		container.NewTabItem("Notify", notifyTab(window)),
-		container.NewTabItem("Set Time", timeTab(window)),
-		container.NewTabItem("Upgrade", upgradeTab(window)),
+		container.NewTabItem("Info", infoTab(window, client)),
+		container.NewTabItem("Motion", motionTab(window, client)),
+		container.NewTabItem("Notify", notifyTab(window, client)),
+		container.NewTabItem("Set Time", timeTab(window, client)),
+		container.NewTabItem("Upgrade", upgradeTab(window, client)),
 	)
 
 	// Set tabs as window content

cmd/itgui/motion.go

@@ -0,0 +1,105 @@
+package main
+
+import (
+	"image/color"
+	"strconv"
+
+	"fyne.io/fyne/v2"
+	"fyne.io/fyne/v2/canvas"
+	"fyne.io/fyne/v2/container"
+	"fyne.io/fyne/v2/theme"
+	"fyne.io/fyne/v2/widget"
+	"go.arsenm.dev/itd/api"
+)
+
+func motionTab(parent fyne.Window, client *api.Client) *fyne.Container {
+	// Create label for heart rate
+	xCoordLbl := newText("0", 24)
+	// Creae container to store heart rate section
+	xCoordSect := container.NewVBox(
+		newText("X Coordinate", 12),
+		xCoordLbl,
+		canvas.NewLine(theme.ShadowColor()),
+	)
+
+	// Create label for heart rate
+	yCoordLbl := newText("0", 24)
+	// Creae container to store heart rate section
+	yCoordSect := container.NewVBox(
+		newText("Y Coordinate", 12),
+		yCoordLbl,
+		canvas.NewLine(theme.ShadowColor()),
+	)
+	// Create label for heart rate
+	zCoordLbl := newText("0", 24)
+	// Creae container to store heart rate section
+	zCoordSect := container.NewVBox(
+		newText("Z Coordinate", 12),
+		zCoordLbl,
+		canvas.NewLine(theme.ShadowColor()),
+	)
+
+	// Create variable to keep track of whether motion started
+	started := false
+
+	// Create button to stop motion
+	stopBtn := widget.NewButton("Stop", nil)
+	// Create button to start motion
+	startBtn := widget.NewButton("Start", func() {
+		// if motion is started
+		if started {
+			// Do nothing
+			return
+		}
+		// Set motion started
+		started = true
+		// Watch motion values
+		motionCh, cancel, err := client.WatchMotion()
+		if err != nil {
+			guiErr(err, "Error getting heart rate channel", true, parent)
+		}
+		// Create done channel
+		done := make(chan struct{}, 1)
+		go func() {
+			for {
+				select {
+				case <-done:
+					return
+				case motion := <-motionCh:
+					// Set labels to new values
+					xCoordLbl.Text = strconv.Itoa(int(motion.X))
+					yCoordLbl.Text = strconv.Itoa(int(motion.Y))
+					zCoordLbl.Text = strconv.Itoa(int(motion.Z))
+					// Refresh labels to display new values
+					xCoordLbl.Refresh()
+					yCoordLbl.Refresh()
+					zCoordLbl.Refresh()
+				}
+			}
+		}()
+		// Create stop function
+		stopBtn.OnTapped = func() {
+			done <- struct{}{}
+			started = false
+			cancel()
+		}
+
+	})
+	// Run stop button function on close if possible
+	onClose = append(onClose, func() {
+		if stopBtn.OnTapped != nil {
+			stopBtn.OnTapped()
+		}
+	})
+
+	// Return new container containing all elements
+	return container.NewVBox(
+		// Add rectangle for a bit of padding
+		canvas.NewRectangle(color.Transparent),
+		startBtn,
+		stopBtn,
+		xCoordSect,
+		yCoordSect,
+		zCoordSect,
+	)
+}

cmd/itgui/notify.go

@@ -1,17 +1,14 @@
 package main
 
 import (
-	"encoding/json"
-	"net"
-
 	"fyne.io/fyne/v2"
 	"fyne.io/fyne/v2/container"
 	"fyne.io/fyne/v2/layout"
 	"fyne.io/fyne/v2/widget"
-	"go.arsenm.dev/itd/internal/types"
+	"go.arsenm.dev/itd/api"
 )
 
-func notifyTab(parent fyne.Window) *fyne.Container {
+func notifyTab(parent fyne.Window, client *api.Client) *fyne.Container {
 	// Create new entry for notification title
 	titleEntry := widget.NewEntry()
 	titleEntry.SetPlaceHolder("Title")
@@ -22,20 +19,11 @@ func notifyTab(parent fyne.Window) *fyne.Container {
 
 	// Create new button to send notification
 	sendBtn := widget.NewButton("Send", func() {
-		// Dial itd UNIX socket
-		conn, err := net.Dial("unix", SockPath)
+		err := client.Notify(titleEntry.Text, bodyEntry.Text)
 		if err != nil {
-			guiErr(err, "Error dialing socket", false, parent)
+			guiErr(err, "Error sending notification", false, parent)
 			return
 		}
-		// Encode notify request on connection
-		json.NewEncoder(conn).Encode(types.Request{
-			Type: types.ReqTypeNotify,
-			Data: types.ReqDataNotify{
-				Title: titleEntry.Text,
-				Body:  bodyEntry.Text,
-			},
-		})
 	})
 
 	// Return new container containing all elements

cmd/itgui/time.go

@@ -1,18 +1,16 @@
 package main
 
 import (
-	"encoding/json"
-	"net"
 	"time"
 
 	"fyne.io/fyne/v2"
 	"fyne.io/fyne/v2/container"
 	"fyne.io/fyne/v2/layout"
 	"fyne.io/fyne/v2/widget"
-	"go.arsenm.dev/itd/internal/types"
+	"go.arsenm.dev/itd/api"
 )
 
-func timeTab(parent fyne.Window) *fyne.Container {
+func timeTab(parent fyne.Window, client *api.Client) *fyne.Container {
 	// Create new entry for time string
 	timeEntry := widget.NewEntry()
 	// Set text to current time formatter properly
@@ -21,7 +19,7 @@ func timeTab(parent fyne.Window) *fyne.Container {
 	// Create button to set current time
 	currentBtn := widget.NewButton("Set Current", func() {
 		timeEntry.SetText(time.Now().Format(time.RFC1123))
-		setTime(true)
+		setTime(client, true)
 	})
 
 	// Create button to set time inside entry
@@ -33,7 +31,7 @@ func timeTab(parent fyne.Window) *fyne.Container {
 			return
 		}
 		// Set time to parsed time
-		setTime(false, parsedTime)
+		setTime(client, false, parsedTime)
 	})
 
 	// Return new container with all elements centered
@@ -48,30 +46,13 @@ func timeTab(parent fyne.Window) *fyne.Container {
 
 // setTime sets the first element in the variadic parameter
 // if current is false, otherwise, it sets the current time.
-func setTime(current bool, t ...time.Time) error {
-	// Dial UNIX socket
-	conn, err := net.Dial("unix", SockPath)
-	if err != nil {
-		return err
-	}
-	defer conn.Close()
-	var data string
-	// If current is true, use the string "now"
-	// otherwise, use the formatted time from the
-	// first element in the variadic parameter.
-	// "now" is more accurate than formatting
-	// current time as only seconds are preserved
-	// in that case.
+func setTime(client *api.Client, current bool, t ...time.Time) error {
+	var err error
 	if current {
-		data = "now"
+		err = client.SetTimeNow()
 	} else {
-		data = t[0].Format(time.RFC3339)
+		err = client.SetTime(t[0])
 	}
-	// Encode SetTime request with above data
-	err = json.NewEncoder(conn).Encode(types.Request{
-		Type: types.ReqTypeSetTime,
-		Data: data,
-	})
 	if err != nil {
 		return err
 	}

cmd/itgui/upgrade.go

@@ -1,10 +1,8 @@
 package main
 
 import (
-	"bufio"
-	"encoding/json"
 	"fmt"
-	"net"
+	"path/filepath"
 
 	"fyne.io/fyne/v2"
 	"fyne.io/fyne/v2/container"
@@ -12,17 +10,18 @@ import (
 	"fyne.io/fyne/v2/layout"
 	"fyne.io/fyne/v2/storage"
 	"fyne.io/fyne/v2/widget"
-	"github.com/mitchellh/mapstructure"
+	"go.arsenm.dev/itd/api"
 	"go.arsenm.dev/itd/internal/types"
 )
 
-func upgradeTab(parent fyne.Window) *fyne.Container {
+func upgradeTab(parent fyne.Window, client *api.Client) *fyne.Container {
 	var (
 		archivePath  string
-		fiwmarePath string
+		firmwarePath string
 		initPktPath  string
 	)
 
+	var archiveBtn *widget.Button
 	// Create archive selection dialog
 	archiveDialog := dialog.NewFileOpen(func(uc fyne.URIReadCloser, e error) {
 		if e != nil || uc == nil {
@@ -30,25 +29,29 @@ func upgradeTab(parent fyne.Window) *fyne.Container {
 		}
 		uc.Close()
 		archivePath = uc.URI().Path()
+		archiveBtn.SetText(fmt.Sprintf("Select archive (.zip) [%s]", filepath.Base(archivePath)))
 	}, parent)
 	// Limit dialog to .zip files
 	archiveDialog.SetFilter(storage.NewExtensionFileFilter([]string{".zip"}))
 	// Create button to show dialog
-	archiveBtn := widget.NewButton("Select archive (.zip)", archiveDialog.Show)
+	archiveBtn = widget.NewButton("Select archive (.zip)", archiveDialog.Show)
 
+	var firmwareBtn *widget.Button
 	// Create firmware selection dialog
 	firmwareDialog := dialog.NewFileOpen(func(uc fyne.URIReadCloser, e error) {
 		if e != nil || uc == nil {
 			return
 		}
 		uc.Close()
-		fiwmarePath = uc.URI().Path()
+		firmwarePath = uc.URI().Path()
+		firmwareBtn.SetText(fmt.Sprintf("Select firmware (.bin) [%s]", filepath.Base(firmwarePath)))
 	}, parent)
 	// Limit dialog to .bin files
 	firmwareDialog.SetFilter(storage.NewExtensionFileFilter([]string{".bin"}))
 	// Create button to show dialog
-	firmwareBtn := widget.NewButton("Select init packet (.bin)", firmwareDialog.Show)
+	firmwareBtn = widget.NewButton("Select firmware (.bin)", firmwareDialog.Show)
 
+	var initPktBtn *widget.Button
 	// Create init packet selection dialog
 	initPktDialog := dialog.NewFileOpen(func(uc fyne.URIReadCloser, e error) {
 		if e != nil || uc == nil {
@@ -56,11 +59,12 @@ func upgradeTab(parent fyne.Window) *fyne.Container {
 		}
 		uc.Close()
 		initPktPath = uc.URI().Path()
+		initPktBtn.SetText(fmt.Sprintf("Select init packet (.dat) [%s]", filepath.Base(initPktPath)))
 	}, parent)
 	// Limit dialog to .dat files
 	initPktDialog.SetFilter(storage.NewExtensionFileFilter([]string{".dat"}))
 	// Create button to show dialog
-	initPktBtn := widget.NewButton("Select init packet (.dat)", initPktDialog.Show)
+	initPktBtn = widget.NewButton("Select init packet (.dat)", initPktDialog.Show)
 
 	// Hide init packet and firmware buttons
 	initPktBtn.Hide()
@@ -91,7 +95,7 @@ func upgradeTab(parent fyne.Window) *fyne.Container {
 	startBtn := widget.NewButton("Start", func() {
 		// If archive path does not exist and both init packet and firmware paths
 		// also do not exist, return error
-		if archivePath == "" && (initPktPath == "" && fiwmarePath == "") {
+		if archivePath == "" && (initPktPath == "" && firmwarePath == "") {
 			guiErr(nil, "Upgrade requires archive or files selected", false, parent)
 			return
 		}
@@ -110,7 +114,7 @@ func upgradeTab(parent fyne.Window) *fyne.Container {
 		// Resize modal to 300x100
 		progressDlg.Resize(fyne.NewSize(300, 100))
 
-		var fwUpgType int
+		var fwUpgType api.UpgradeType
 		var files []string
 		// Get appropriate upgrade type and file paths
 		switch upgradeTypeSelect.Selected {
@@ -119,51 +123,21 @@ func upgradeTab(parent fyne.Window) *fyne.Container {
 			files = append(files, archivePath)
 		case "Files":
 			fwUpgType = types.UpgradeTypeFiles
-			files = append(files, initPktPath, fiwmarePath)
+			files = append(files, initPktPath, firmwarePath)
 		}
 
-		// Dial itd UNIX socket
-		conn, err := net.Dial("unix", SockPath)
+		progress, err := client.FirmwareUpgrade(fwUpgType, files...)
 		if err != nil {
-			guiErr(err, "Error dialing socket", false, parent)
+			guiErr(err, "Error initiating DFU", false, parent)
 			return
 		}
-		defer conn.Close()
-
-		// Encode firmware upgrade request to connection
-		json.NewEncoder(conn).Encode(types.Request{
-			Type: types.ReqTypeFwUpgrade,
-			Data: types.ReqDataFwUpgrade{
-				Type:  fwUpgType,
-				Files: files,
-			},
-		})
 
 		// Show progress dialog
 		progressDlg.Show()
 		// Hide progress dialog after completion
 		defer progressDlg.Hide()
 
-		scanner := bufio.NewScanner(conn)
-		for scanner.Scan() {
-			var res types.Response
-			// Decode scanned line into response struct
-			err = json.Unmarshal(scanner.Bytes(), &res)
-			if err != nil {
-				guiErr(err, "Error decoding response", false, parent)
-				return
-			}
-			if res.Error {
-				guiErr(err, "Error returned in response", false, parent)
-				return
-			}
-			var event types.DFUProgress
-			// Decode response data into progress struct
-			err = mapstructure.Decode(res.Value, &event)
-			if err != nil {
-				guiErr(err, "Error decoding response value", false, parent)
-				return
-			}
+		for event := range progress {
 			// Set label text to received / total B
 			progressLbl.SetText(fmt.Sprintf("%d / %d B", event.Received, event.Total))
 			// Set progress bar values
@@ -172,7 +146,7 @@ func upgradeTab(parent fyne.Window) *fyne.Container {
 			// Refresh progress bar
 			progressBar.Refresh()
 			// If transfer finished, break
-			if event.Received == event.Total {
+			if event.Sent == event.Total {
 				break
 			}
 		}

go.mod

@@ -3,25 +3,31 @@ module go.arsenm.dev/itd
 go 1.16
 
 require (
-	fyne.io/fyne/v2 v2.0.4
+	fyne.io/fyne/v2 v2.1.0
 	github.com/VividCortex/ewma v1.2.0 // indirect
 	github.com/abiosoft/ishell v2.0.0+incompatible
 	github.com/abiosoft/readline v0.0.0-20180607040430-155bce2042db // indirect
 	github.com/cheggaaa/pb/v3 v3.0.8
-	github.com/fatih/color v1.12.0 // indirect
+	github.com/fatih/color v1.13.0 // indirect
 	github.com/flynn-archive/go-shlex v0.0.0-20150515145356-3f9db97f8568 // indirect
-	github.com/fsnotify/fsnotify v1.5.0 // indirect
-	github.com/godbus/dbus/v5 v5.0.4
-	github.com/mattn/go-isatty v0.0.13 // indirect
+	github.com/go-gl/gl v0.0.0-20210905235341-f7a045908259 // indirect
+	github.com/go-gl/glfw/v3.3/glfw v0.0.0-20210727001814-0db043d8d5be // indirect
+	github.com/godbus/dbus/v5 v5.0.5
+	github.com/google/uuid v1.1.2
+	github.com/mattn/go-colorable v0.1.11 // indirect
 	github.com/mattn/go-runewidth v0.0.13 // indirect
-	github.com/mitchellh/mapstructure v1.4.1
+	github.com/mitchellh/mapstructure v1.4.2
 	github.com/mozillazg/go-pinyin v0.18.0
-	github.com/rs/zerolog v1.23.0
+	github.com/rs/zerolog v1.25.0
 	github.com/sirupsen/logrus v1.8.1 // indirect
-	github.com/spf13/cast v1.4.1 // indirect
 	github.com/spf13/cobra v1.2.1
-	github.com/spf13/viper v1.8.1
-	go.arsenm.dev/infinitime v0.0.0-20210825051734-745b4bd37cf4
-	golang.org/x/sys v0.0.0-20210823070655-63515b42dcdf // indirect
+	github.com/spf13/viper v1.9.0
+	github.com/srwiley/oksvg v0.0.0-20210519022825-9fc0c575d5fe // indirect
+	github.com/srwiley/rasterx v0.0.0-20210519020934-456a8d69b780 // indirect
+	github.com/yuin/goldmark v1.4.1 // indirect
+	go.arsenm.dev/infinitime v0.0.0-20211023042633-53aa6f8a0c72
+	golang.org/x/image v0.0.0-20210628002857-a66eb6448b8d // indirect
+	golang.org/x/net v0.0.0-20211011170408-caeb26a5c8c0 // indirect
+	golang.org/x/sys v0.0.0-20211007075335-d3039528d8ac // indirect
 	golang.org/x/text v0.3.7
 )

go.sum

@@ -18,6 +18,11 @@ cloud.google.com/go v0.74.0/go.mod h1:VV1xSbzvo+9QJOxLDaJfTjx5e+MePCpCWwvftOeQmW
 cloud.google.com/go v0.78.0/go.mod h1:QjdrLG0uq+YwhjoVOLsS1t7TW8fs36kLs4XO5R5ECHg=
 cloud.google.com/go v0.79.0/go.mod h1:3bzgcEeQlzbuEAYu4mrWhKqWjmpprinYgKJLgKHnbb8=
 cloud.google.com/go v0.81.0/go.mod h1:mk/AM35KwGk/Nm2YSeZbxXdrNK3KZOYHmLkOqC2V6E0=
+cloud.google.com/go v0.83.0/go.mod h1:Z7MJUsANfY0pYPdw0lbnivPx4/vhy/e2FEkSkF7vAVY=
+cloud.google.com/go v0.84.0/go.mod h1:RazrYuxIK6Kb7YrzzhPoLmCVzl7Sup4NrbKPg8KHSUM=
+cloud.google.com/go v0.87.0/go.mod h1:TpDYlFy7vuLzZMMZ+B6iRiELaY7z/gJPaqbMx6mlWcY=
+cloud.google.com/go v0.90.0/go.mod h1:kRX0mNRHe0e2rC6oNakvwQqzyDmg57xJ+SZU1eT2aDQ=
+cloud.google.com/go v0.93.3/go.mod h1:8utlLll2EF5XMAV15woO4lSbWQlk8rer9aLOfLh7+YI=
 cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o=
 cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNFKH1/VBDHE=
 cloud.google.com/go/bigquery v1.4.0/go.mod h1:S8dzgnTigyfTmLBfrtrhyYhwRxG72rYxvftPBK2Dvzc=
@@ -27,6 +32,7 @@ cloud.google.com/go/bigquery v1.8.0/go.mod h1:J5hqkt3O0uAFnINi6JXValWIb1v0goeZM7
 cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE=
 cloud.google.com/go/datastore v1.1.0/go.mod h1:umbIZjpQpHh4hmRpGhH4tLFup+FVzqBi1b3c64qFpCk=
 cloud.google.com/go/firestore v1.1.0/go.mod h1:ulACoGHTpvq5r8rxGJ4ddJZBZqakUQqClKRT5SZwBmk=
+cloud.google.com/go/firestore v1.6.0/go.mod h1:afJwI0vaXwAG54kI7A//lP/lSPDkQORQuMkv56TxEPU=
 cloud.google.com/go/pubsub v1.0.1/go.mod h1:R0Gpsv3s54REJCy4fxDixWD93lHJMoZTyQ2kNxGRt3I=
 cloud.google.com/go/pubsub v1.1.0/go.mod h1:EwwdRX2sKPjnvnqCa270oGRyludottCI76h+R3AArQw=
 cloud.google.com/go/pubsub v1.2.0/go.mod h1:jhfEVHT8odbXTkndysNHCcx0awwzvfOlguIAii9o8iA=
@@ -37,11 +43,13 @@ cloud.google.com/go/storage v1.6.0/go.mod h1:N7U0C8pVQ/+NIKOBQyamJIeKQKkZ+mxpohl
 cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RXyy7KQOVs=
 cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
-fyne.io/fyne/v2 v2.0.4 h1:eDGaPGzeR4qNqWuAp9Li1kY4eVIHldCkf42KMakKIK4=
-fyne.io/fyne/v2 v2.0.4/go.mod h1:nNpgL7sZkDVLraGtQII2ArNRnnl6kHup/KfQRxIhbvs=
+fyne.io/fyne/v2 v2.1.0 h1:qzdkaXL/UpmMtG4FlsX9xMZ0Q93CRzLxkoiSXyplP/I=
+fyne.io/fyne/v2 v2.1.0/go.mod h1:c1vwI38Ebd0dAdxVa6H1Pj6/+cK1xtDy61+I31g+s14=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/BurntSushi/toml v0.4.1/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/Kodeworks/golang-image-ico v0.0.0-20141118225523-73f0f4cfade9/go.mod h1:7uhhqiBaR4CpN0k9rMjOtjpcfGd6DG2m04zQxKnWQ0I=
+github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/VividCortex/ewma v1.1.1/go.mod h1:2Tkkvm3sRDVXaiyucHiACn4cqf7DpdyLvmxzcbUokwA=
 github.com/VividCortex/ewma v1.2.0 h1:f58SaIzcDXrSy3kWaHNvuJgJ3Nmz59Zji6XoJR/q1ow=
 github.com/VividCortex/ewma v1.2.0/go.mod h1:nz4BbCtbLyFDeC9SUHbtcT5644juEuWfUAUnGx7j5l4=
@@ -54,9 +62,11 @@ github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kd
 github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
 github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmVTwzkszR9V5SSuryQ31EELlFMUz1kKyl939pY=
 github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
+github.com/armon/go-radix v1.0.0/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
 github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kBD4zp0CCIs=
 github.com/bketelsen/crypt v0.0.4/go.mod h1:aI6NrJ0pMGgvZKL1iVgXLnfIFJtfV+bKCoqOes/6LfM=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
+github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
 github.com/cheggaaa/pb/v3 v3.0.8 h1:bC8oemdChbke2FHIIGy9mn4DPJ2caZYQnfbRqwmdCoA=
 github.com/cheggaaa/pb/v3 v3.0.8/go.mod h1:UICbiLec/XO6Hw6k+BHEtHeQFzzBH4i2/qk/ow1EJTA=
 github.com/chzyer/logex v1.1.10 h1:Swpa1K6QvQznwJRcfTfQJmTE72DqScAa40E+fbHEXEE=
@@ -68,8 +78,10 @@ github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDk
 github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
 github.com/cncf/udpa/go v0.0.0-20200629203442-efcf912fb354/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk=
 github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk=
+github.com/cncf/xds/go v0.0.0-20210312221358-fbca930ec8ed/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
 github.com/coreos/go-semver v0.3.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
 github.com/coreos/go-systemd/v22 v22.3.2/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
+github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/cpuguy83/go-md2man/v2 v2.0.0/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
@@ -80,11 +92,13 @@ github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1m
 github.com/envoyproxy/go-control-plane v0.9.7/go.mod h1:cwu0lG7PUMfa9snN8LXBig5ynNVH9qI8YYLbd1fK2po=
 github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
 github.com/envoyproxy/go-control-plane v0.9.9-0.20210217033140-668b12f5399d/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
+github.com/envoyproxy/go-control-plane v0.9.9-0.20210512163311-63b5d3c536b0/go.mod h1:hliV/p42l8fGbc6Y9bQ70uLwIvmJyVE5k4iMKlh8wCQ=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
+github.com/fatih/color v1.9.0/go.mod h1:eQcE1qtQxscV5RaZvpXrrb8Drkc3/DdQ+uUYCNjL+zU=
 github.com/fatih/color v1.10.0/go.mod h1:ELkj/draVOlAH/xkhN6mQ50Qd0MPOk5AAr3maGEBuJM=
-github.com/fatih/color v1.12.0 h1:mRhaKNwANqRgUBGKmnI5ZxEk7QXmjQeCcuYFMX2bfcc=
-github.com/fatih/color v1.12.0/go.mod h1:ELkj/draVOlAH/xkhN6mQ50Qd0MPOk5AAr3maGEBuJM=
+github.com/fatih/color v1.13.0 h1:8LOYc1KYPPmyKMuN8QV2DNRWNbLo6LZ0iLs8+mlH53w=
+github.com/fatih/color v1.13.0/go.mod h1:kLAiJbzzSOZDVNGyDpeOxJ47H46qBXwg5ILebYFFOfk=
 github.com/fatih/structs v1.1.0 h1:Q7juDM0QtcnhCpeyLGQKyg4TOIghuNXrkL32pHAUMxo=
 github.com/fatih/structs v1.1.0/go.mod h1:9NiDSp5zOcgEDl+j00MP/WkGVPOlPRLejGD8Ga6PJ7M=
 github.com/flynn-archive/go-shlex v0.0.0-20150515145356-3f9db97f8568 h1:BMXYYRWTLOJKlh+lOBt6nUQgXAfB7oVIQt5cNreqSLI=
@@ -92,22 +106,24 @@ github.com/flynn-archive/go-shlex v0.0.0-20150515145356-3f9db97f8568/go.mod h1:r
 github.com/fredbi/uri v0.0.0-20181227131451-3dcfdacbaaf3 h1:FDqhDm7pcsLhhWl1QtD8vlzI4mm59llRvNzrFg6/LAA=
 github.com/fredbi/uri v0.0.0-20181227131451-3dcfdacbaaf3/go.mod h1:CzM2G82Q9BDUvMTGHnXf/6OExw/Dz2ivDj48nVg7Lg8=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
-github.com/fsnotify/fsnotify v1.5.0 h1:NO5hkcB+srp1x6QmwvNZLeaOgbM8cmBTN32THzjvu2k=
-github.com/fsnotify/fsnotify v1.5.0/go.mod h1:BX0DCEr5pT4jm2CnQdVP1lFV521fcCNcyEeNp4DQQDk=
-github.com/fyne-io/mobile v0.1.3-0.20210412090810-650a3139866a h1:3TAJhl8vXyli0tooKB0vd6gLCyBdWL4QEYbDoJpHEZk=
-github.com/fyne-io/mobile v0.1.3-0.20210412090810-650a3139866a/go.mod h1:/kOrWrZB6sasLbEy2JIvr4arEzQTXBTZGb3Y96yWbHY=
+github.com/fsnotify/fsnotify v1.5.1 h1:mZcQUHVQUQWoPXXtuf9yuEXKudkV2sx1E06UadKWpgI=
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@@ -123,6 +139,7 @@ github.com/golang/mock v1.4.1/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt
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@@ -140,6 +157,7 @@ github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw
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@@ -153,10 +171,12 @@ github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
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@@ -251,8 +294,9 @@ github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e h1:fD57ERR4JtEqsWb
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@@ -260,26 +304,27 @@ github.com/pkg/sftp v1.10.1/go.mod h1:lYOWFsE0bwd1+KfKJaKeuokY15vzFx25BLbzYYoAxZ
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@@ -293,12 +338,15 @@ github.com/spf13/jwalterweatherman v1.1.0/go.mod h1:aNWZUN0dPAAO/Ljvb5BEdw96iTZ0
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@@ -310,13 +358,17 @@ github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
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@@ -327,6 +379,7 @@ go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.5/go.mod h1:5pWMHQbX5EPX2/62yrJeAkowc+lfs/XD7Uxpq3pI6kk=
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+go.opentelemetry.io/proto/otlp v0.7.0/go.mod h1:PqfVotwruBrMGOCsRd/89rSnXhoiJIqeYNgFYFoEGnI=
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@@ -335,8 +388,10 @@ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACk
 golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
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 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
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 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -349,8 +404,9 @@ golang.org/x/exp v0.0.0-20200207192155-f17229e696bd/go.mod h1:J/WKrq2StrnmMY6+EH
 golang.org/x/exp v0.0.0-20200224162631-6cc2880d07d6/go.mod h1:3jZMyOhIsHpP37uCMkUooju7aAi5cS1Q23tOzKc+0MU=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
-golang.org/x/image v0.0.0-20200430140353-33d19683fad8 h1:6WW6V3x1P/jokJBpRQYUJnMHRP6isStQwCozxnU7XQw=
 golang.org/x/image v0.0.0-20200430140353-33d19683fad8/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
+golang.org/x/image v0.0.0-20210628002857-a66eb6448b8d h1:RNPAfi2nHY7C2srAV8A49jpsYr0ADedCk1wq6fTMTvs=
+golang.org/x/image v0.0.0-20210628002857-a66eb6448b8d/go.mod h1:023OzeP/+EPmXeapQh35lcL3II3LrY8Ic+EFFKVhULM=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
 golang.org/x/lint v0.0.0-20190301231843-5614ed5bae6f/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
@@ -388,6 +444,7 @@ golang.org/x/net v0.0.0-20190603091049-60506f45cf65/go.mod h1:HSz+uSET+XFnRR8LxR
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20190628185345-da137c7871d7/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20190724013045-ca1201d0de80/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20190923162816-aa69164e4478/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20191209160850-c0dbc17a3553/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200114155413-6afb5195e5aa/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200202094626-16171245cfb2/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
@@ -409,8 +466,10 @@ golang.org/x/net v0.0.0-20201209123823-ac852fbbde11/go.mod h1:m0MpNAwzfU5UDzcl9v
 golang.org/x/net v0.0.0-20210119194325-5f4716e94777/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/net v0.0.0-20210316092652-d523dce5a7f4/go.mod h1:RBQZq4jEuRlivfhVLdyRGr576XBO4/greRjx4P4O3yc=
-golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4 h1:4nGaVu0QrbjT/AK2PRLuQfQuh6DJve+pELhqTdAj3x0=
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
+golang.org/x/net v0.0.0-20210503060351-7fd8e65b6420/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/net v0.0.0-20211011170408-caeb26a5c8c0 h1:qOfNqBm5gk93LjGZo1MJaKY6Bph39zOKz1Hz2ogHj1w=
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 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -423,6 +482,10 @@ golang.org/x/oauth2 v0.0.0-20210218202405-ba52d332ba99/go.mod h1:KelEdhl1UZF7XfJ
 golang.org/x/oauth2 v0.0.0-20210220000619-9bb904979d93/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
 golang.org/x/oauth2 v0.0.0-20210313182246-cd4f82c27b84/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
 golang.org/x/oauth2 v0.0.0-20210402161424-2e8d93401602/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
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+golang.org/x/oauth2 v0.0.0-20210628180205-a41e5a781914/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
+golang.org/x/oauth2 v0.0.0-20210805134026-6f1e6394065a/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
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 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -438,6 +501,7 @@ golang.org/x/sys v0.0.0-20180823144017-11551d06cbcc/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20181026203630-95b1ffbd15a5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -446,14 +510,19 @@ golang.org/x/sys v0.0.0-20190507160741-ecd444e8653b/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20190606165138-5da285871e9c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190624142023-c5567b49c5d0/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190726091711-fc99dfbffb4e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20190922100055-0a153f010e69/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 golang.org/x/sys v0.0.0-20191001151750-bb3f8db39f24/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191204072324-ce4227a45e2e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191228213918-04cbcbbfeed8/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200113162924-86b910548bc1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200122134326-e047566fdf82/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 golang.org/x/sys v0.0.0-20200202164722-d101bd2416d5/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200212091648-12a6c2dcc1e4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -464,7 +533,6 @@ golang.org/x/sys v0.0.0-20200501052902-10377860bb8e/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20200511232937-7e40ca221e25/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200515095857-1151b9dac4a9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200523222454-059865788121/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 golang.org/x/sys v0.0.0-20200728102440-3e129f6d46b1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200803210538-64077c9b5642/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200905004654-be1d3432aa8f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -479,10 +547,18 @@ golang.org/x/sys v0.0.0-20210315160823-c6e025ad8005/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210320140829-1e4c9ba3b0c4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210403161142-5e06dd20ab57/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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 golang.org/x/sys v0.0.0-20210823070655-63515b42dcdf/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
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@@ -491,6 +567,7 @@ golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.4/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
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@@ -509,8 +586,8 @@ golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBn
 golang.org/x/tools v0.0.0-20190606124116-d0a3d012864b/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
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 golang.org/x/tools v0.0.0-20190911174233-4f2ddba30aff/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191012152004-8de300cfc20a/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191112195655-aa38f8e97acc/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
@@ -531,7 +608,6 @@ golang.org/x/tools v0.0.0-20200224181240-023911ca70b2/go.mod h1:TB2adYChydJhpapK
 golang.org/x/tools v0.0.0-20200227222343-706bc42d1f0d/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
 golang.org/x/tools v0.0.0-20200304193943-95d2e580d8eb/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
 golang.org/x/tools v0.0.0-20200312045724-11d5b4c81c7d/go.mod h1:o4KQGtdN14AW+yjsvvwRTJJuXz8XRtIHtEnmAXLyFUw=
-golang.org/x/tools v0.0.0-20200328031815-3db5fc6bac03/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
 golang.org/x/tools v0.0.0-20200331025713-a30bf2db82d4/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
 golang.org/x/tools v0.0.0-20200501065659-ab2804fb9c9d/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20200512131952-2bc93b1c0c88/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
@@ -549,7 +625,11 @@ golang.org/x/tools v0.0.0-20201208233053-a543418bbed2/go.mod h1:emZCQorbCU4vsT4f
 golang.org/x/tools v0.0.0-20210105154028-b0ab187a4818/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.1.0/go.mod h1:xkSsbof2nBLbhDlRMhhhyNLN/zl3eTqcnHD5viDpcZ0=
+golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
+golang.org/x/tools v0.1.3/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
+golang.org/x/tools v0.1.4/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
+golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -576,6 +656,12 @@ google.golang.org/api v0.40.0/go.mod h1:fYKFpnQN0DsDSKRVRcQSDQNtqWPfM9i+zNPxepjR
 google.golang.org/api v0.41.0/go.mod h1:RkxM5lITDfTzmyKFPt+wGrCJbVfniCr2ool8kTBzRTU=
 google.golang.org/api v0.43.0/go.mod h1:nQsDGjRXMo4lvh5hP0TKqF244gqhGcr/YSIykhUk/94=
 google.golang.org/api v0.44.0/go.mod h1:EBOGZqzyhtvMDoxwS97ctnh0zUmYY6CxqXsc1AvkYD8=
+google.golang.org/api v0.47.0/go.mod h1:Wbvgpq1HddcWVtzsVLyfLp8lDg6AA241LmgIL59tHXo=
+google.golang.org/api v0.48.0/go.mod h1:71Pr1vy+TAZRPkPs/xlCf5SsU8WjuAWv1Pfjbtukyy4=
+google.golang.org/api v0.50.0/go.mod h1:4bNT5pAuq5ji4SRZm+5QIkjny9JAyVD/3gaSihNefaw=
+google.golang.org/api v0.51.0/go.mod h1:t4HdrdoNgyN5cbEfm7Lum0lcLDLiise1F8qDKX00sOU=
+google.golang.org/api v0.54.0/go.mod h1:7C4bFFOvVDGXjfDTAsgGwDgAxRDeQ4X8NvUedIt6z3k=
+google.golang.org/api v0.56.0/go.mod h1:38yMfeP1kfjsl8isn0tliTjIb1rJXcQi4UXlbqivdVE=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/appengine v1.5.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
@@ -623,7 +709,18 @@ google.golang.org/genproto v0.0.0-20210303154014-9728d6b83eeb/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20210310155132-4ce2db91004e/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210319143718-93e7006c17a6/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaEmUacj36I+k7YKbEc5CXzPIeORRgDAUOu28A=
+google.golang.org/genproto v0.0.0-20210513213006-bf773b8c8384/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/genproto v0.0.0-20210602131652-f16073e35f0c/go.mod h1:UODoCrxHCcBojKKwX1terBiRUaqAsFqJiF615XL43r0=
+google.golang.org/genproto v0.0.0-20210604141403-392c879c8b08/go.mod h1:UODoCrxHCcBojKKwX1terBiRUaqAsFqJiF615XL43r0=
+google.golang.org/genproto v0.0.0-20210608205507-b6d2f5bf0d7d/go.mod h1:UODoCrxHCcBojKKwX1terBiRUaqAsFqJiF615XL43r0=
+google.golang.org/genproto v0.0.0-20210624195500-8bfb893ecb84/go.mod h1:SzzZ/N+nwJDaO1kznhnlzqS8ocJICar6hYhVyhi++24=
+google.golang.org/genproto v0.0.0-20210713002101-d411969a0d9a/go.mod h1:AxrInvYm1dci+enl5hChSFPOmmUF1+uAa/UsgNRWd7k=
+google.golang.org/genproto v0.0.0-20210716133855-ce7ef5c701ea/go.mod h1:AxrInvYm1dci+enl5hChSFPOmmUF1+uAa/UsgNRWd7k=
+google.golang.org/genproto v0.0.0-20210728212813-7823e685a01f/go.mod h1:ob2IJxKrgPT52GcgX759i1sleT07tiKowYBGbczaW48=
+google.golang.org/genproto v0.0.0-20210805201207-89edb61ffb67/go.mod h1:ob2IJxKrgPT52GcgX759i1sleT07tiKowYBGbczaW48=
+google.golang.org/genproto v0.0.0-20210813162853-db860fec028c/go.mod h1:cFeNkxwySK631ADgubI+/XFU/xp8FD5KIVV4rj8UC5w=
+google.golang.org/genproto v0.0.0-20210821163610-241b8fcbd6c8/go.mod h1:eFjDcFEctNawg4eG61bRv87N7iHBWyVhJu7u1kqDUXY=
+google.golang.org/genproto v0.0.0-20210828152312-66f60bf46e71/go.mod h1:eFjDcFEctNawg4eG61bRv87N7iHBWyVhJu7u1kqDUXY=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
@@ -643,7 +740,13 @@ google.golang.org/grpc v1.34.0/go.mod h1:WotjhfgOW/POjDeRt8vscBtXq+2VjORFy659qA5
 google.golang.org/grpc v1.35.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
 google.golang.org/grpc v1.36.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
 google.golang.org/grpc v1.36.1/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
+google.golang.org/grpc v1.37.0/go.mod h1:NREThFqKR1f3iQ6oBuvc5LadQuXVGo9rkm5ZGrQdJfM=
+google.golang.org/grpc v1.37.1/go.mod h1:NREThFqKR1f3iQ6oBuvc5LadQuXVGo9rkm5ZGrQdJfM=
 google.golang.org/grpc v1.38.0/go.mod h1:NREThFqKR1f3iQ6oBuvc5LadQuXVGo9rkm5ZGrQdJfM=
+google.golang.org/grpc v1.39.0/go.mod h1:PImNr+rS9TWYb2O4/emRugxiyHZ5JyHW5F+RPnDzfrE=
+google.golang.org/grpc v1.39.1/go.mod h1:PImNr+rS9TWYb2O4/emRugxiyHZ5JyHW5F+RPnDzfrE=
+google.golang.org/grpc v1.40.0/go.mod h1:ogyxbiOoUXAkP+4+xa6PZSE9DZgIHtSpzjDTB9KAK34=
+google.golang.org/grpc/cmd/protoc-gen-go-grpc v1.1.0/go.mod h1:6Kw0yEErY5E/yWrBtf03jp27GLLJujG4z/JK95pnjjw=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
 google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
@@ -656,13 +759,16 @@ google.golang.org/protobuf v1.24.0/go.mod h1:r/3tXBNzIEhYS9I1OUVjXDlt8tc493IdKGj
 google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
+google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f h1:BLraFXnmrev5lT+xlilqcH8XK9/i0At2xKjWk4p6zsU=
 gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
-gopkg.in/ini.v1 v1.62.0 h1:duBzk771uxoUuOlyRLkHsygud9+5lrlGjdFBb4mSKDU=
 gopkg.in/ini.v1 v1.62.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
+gopkg.in/ini.v1 v1.63.2 h1:tGK/CyBg7SMzb60vP1M03vNZ3VDu3wGQJwn7Sxi9r3c=
+gopkg.in/ini.v1 v1.63.2/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.3/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

internal/types/types.go

@@ -10,6 +10,11 @@ const (
 	ReqTypeSetTime
 	ReqTypeWatchHeartRate
 	ReqTypeWatchBattLevel
+	ReqTypeMotion
+	ReqTypeWatchMotion
+	ReqTypeStepCount
+	ReqTypeWatchStepCount
+	ReqTypeCancel
 )
 
 const (
@@ -23,8 +28,10 @@ type ReqDataFwUpgrade struct {
 }
 
 type Response struct {
+	Type    int         `json:"type"`
 	Value   interface{} `json:"value,omitempty"`
 	Message string      `json:"msg,omitempty"`
+	ID      string      `json:"id,omitempty"`
 	Error   bool        `json:"error"`
 }
 
@@ -41,4 +48,11 @@ type ReqDataNotify struct {
 type DFUProgress struct {
 	Received int64 `mapstructure:"recvd"`
 	Total    int64 `mapstructure:"total"`
+	Sent     int64 `mapstructure:"sent"`
+}
+
+type MotionValues struct {
+	X int16
+	Y int16
+	Z int16
 }

main.go

@@ -94,6 +94,12 @@ func main() {
 		log.Error().Err(err).Msg("Error initializing music control")
 	}
 
+	// Start control socket
+	err = initCallNotifs(dev)
+	if err != nil {
+		log.Error().Err(err).Msg("Error starting socket")
+	}
+
 	// Initialize notification relay
 	err = initNotifRelay(dev)
 	if err != nil {

socket.go

@@ -27,6 +27,7 @@ import (
 	"path/filepath"
 	"time"
 
+	"github.com/google/uuid"
 	"github.com/mitchellh/mapstructure"
 	"github.com/rs/zerolog/log"
 	"github.com/spf13/viper"
@@ -35,8 +36,31 @@ import (
 	"go.arsenm.dev/itd/translit"
 )
 
+type DoneMap map[string]chan struct{}
+
+func (dm DoneMap) Exists(key string) bool {
+	_, ok := dm[key]
+	return ok
+}
+
+func (dm DoneMap) Done(key string) {
+	ch := dm[key]
+	ch <- struct{}{}
+}
+
+func (dm DoneMap) Create(key string) {
+	dm[key] = make(chan struct{}, 1)
+}
+
+func (dm DoneMap) Remove(key string) {
+	close(dm[key])
+	delete(dm, key)
+}
+
+var done = DoneMap{}
+
 func startSocket(dev *infinitime.Device) error {
-	// Make socket directory if non-existent
+	// Make socket directory if non-existant
 	err := os.MkdirAll(filepath.Dir(viper.GetString("socket.path")), 0755)
 	if err != nil {
 		return err
@@ -75,11 +99,6 @@ func startSocket(dev *infinitime.Device) error {
 
 func handleConnection(conn net.Conn, dev *infinitime.Device) {
 	defer conn.Close()
-	// If firmware is updating, return error
-	if firmwareUpdating {
-		connErr(conn, nil, "Firmware update in progress")
-		return
-	}
 
 	// Create new scanner on connection
 	scanner := bufio.NewScanner(conn)
@@ -88,86 +107,203 @@ func handleConnection(conn net.Conn, dev *infinitime.Device) {
 		// Decode scanned message into types.Request
 		err := json.Unmarshal(scanner.Bytes(), &req)
 		if err != nil {
-			connErr(conn, err, "Error decoding JSON input")
+			connErr(conn, req.Type, err, "Error decoding JSON input")
 			continue
 		}
 
+		// If firmware is updating, return error
+		if firmwareUpdating {
+			connErr(conn, req.Type, nil, "Firmware update in progress")
+			return
+		}
+
 		switch req.Type {
 		case types.ReqTypeHeartRate:
 			// Get heart rate from watch
 			heartRate, err := dev.HeartRate()
 			if err != nil {
-				connErr(conn, err, "Error getting heart rate")
+				connErr(conn, req.Type, err, "Error getting heart rate")
 				break
 			}
 			// Encode heart rate to connection
 			json.NewEncoder(conn).Encode(types.Response{
+				Type:  req.Type,
 				Value: heartRate,
 			})
 		case types.ReqTypeWatchHeartRate:
-			heartRateCh, err := dev.WatchHeartRate()
+			heartRateCh, cancel, err := dev.WatchHeartRate()
 			if err != nil {
-				connErr(conn, err, "Error getting heart rate channel")
+				connErr(conn, req.Type, err, "Error getting heart rate channel")
 				break
 			}
+			reqID := uuid.New().String()
 			go func() {
+				done.Create(reqID)
+				// For every heart rate value
 				for heartRate := range heartRateCh {
+					select {
+					case <-done[reqID]:
+						// Stop notifications if done signal received
+						cancel()
+						done.Remove(reqID)
+						return
+					default:
+						// Encode response to connection if no done signal received
 						json.NewEncoder(conn).Encode(types.Response{
+							Type:  req.Type,
+							ID:    reqID,
 							Value: heartRate,
 						})
 					}
-			}()
-		case types.ReqTypeWatchBattLevel:
-			battLevelCh, err := dev.WatchBatteryLevel()
-			if err != nil {
-				connErr(conn, err, "Error getting heart rate channel")
-				break
-			}
-			go func() {
-				for battLevel := range battLevelCh {
-					json.NewEncoder(conn).Encode(types.Response{
-						Value: battLevel,
-					})
 				}
 			}()
 		case types.ReqTypeBattLevel:
 			// Get battery level from watch
 			battLevel, err := dev.BatteryLevel()
 			if err != nil {
-				connErr(conn, err, "Error getting battery level")
+				connErr(conn, req.Type, err, "Error getting battery level")
 				break
 			}
 			// Encode battery level to connection
 			json.NewEncoder(conn).Encode(types.Response{
+				Type:  req.Type,
 				Value: battLevel,
 			})
+		case types.ReqTypeWatchBattLevel:
+			battLevelCh, cancel, err := dev.WatchBatteryLevel()
+			if err != nil {
+				connErr(conn, req.Type, err, "Error getting battery level channel")
+				break
+			}
+			reqID := uuid.New().String()
+			go func() {
+				done.Create(reqID)
+				// For every battery level value
+				for battLevel := range battLevelCh {
+					select {
+					case <-done[reqID]:
+						// Stop notifications if done signal received
+						cancel()
+						done.Remove(reqID)
+						return
+					default:
+						// Encode response to connection if no done signal received
+						json.NewEncoder(conn).Encode(types.Response{
+							Type:  req.Type,
+							ID:    reqID,
+							Value: battLevel,
+						})
+					}
+				}
+			}()
+		case types.ReqTypeMotion:
+			// Get battery level from watch
+			motionVals, err := dev.Motion()
+			if err != nil {
+				connErr(conn, req.Type, err, "Error getting motion values")
+				break
+			}
+			// Encode battery level to connection
+			json.NewEncoder(conn).Encode(types.Response{
+				Type:  req.Type,
+				Value: motionVals,
+			})
+		case types.ReqTypeWatchMotion:
+			motionValCh, cancel, err := dev.WatchMotion()
+			if err != nil {
+				connErr(conn, req.Type, err, "Error getting heart rate channel")
+				break
+			}
+			reqID := uuid.New().String()
+			go func() {
+				done.Create(reqID)
+				// For every motion event
+				for motionVals := range motionValCh {
+					select {
+					case <-done[reqID]:
+						// Stop notifications if done signal received
+						cancel()
+						done.Remove(reqID)
+
+						return
+					default:
+						// Encode response to connection if no done signal received
+						json.NewEncoder(conn).Encode(types.Response{
+							Type:  req.Type,
+							ID:    reqID,
+							Value: motionVals,
+						})
+					}
+				}
+			}()
+		case types.ReqTypeStepCount:
+			// Get battery level from watch
+			stepCount, err := dev.StepCount()
+			if err != nil {
+				connErr(conn, req.Type, err, "Error getting step count")
+				break
+			}
+			// Encode battery level to connection
+			json.NewEncoder(conn).Encode(types.Response{
+				Type:  req.Type,
+				Value: stepCount,
+			})
+		case types.ReqTypeWatchStepCount:
+			stepCountCh, cancel, err := dev.WatchStepCount()
+			if err != nil {
+				connErr(conn, req.Type, err, "Error getting heart rate channel")
+				break
+			}
+			reqID := uuid.New().String()
+			go func() {
+				done.Create(reqID)
+				// For every step count value
+				for stepCount := range stepCountCh {
+					select {
+					case <-done[reqID]:
+						// Stop notifications if done signal received
+						cancel()
+						done.Remove(reqID)
+						return
+					default:
+						// Encode response to connection if no done signal received
+						json.NewEncoder(conn).Encode(types.Response{
+							Type:  req.Type,
+							ID:    reqID,
+							Value: stepCount,
+						})
+					}
+				}
+			}()
 		case types.ReqTypeFwVersion:
 			// Get firmware version from watch
 			version, err := dev.Version()
 			if err != nil {
-				connErr(conn, err, "Error getting battery level")
+				connErr(conn, req.Type, err, "Error getting firmware version")
 				break
 			}
 			// Encode version to connection
 			json.NewEncoder(conn).Encode(types.Response{
+				Type:  req.Type,
 				Value: version,
 			})
 		case types.ReqTypeBtAddress:
 			// Encode bluetooth address to connection
 			json.NewEncoder(conn).Encode(types.Response{
+				Type:  req.Type,
 				Value: dev.Address(),
 			})
 		case types.ReqTypeNotify:
 			// If no data, return error
 			if req.Data == nil {
-				connErr(conn, nil, "Data required for notify request")
+				connErr(conn, req.Type, nil, "Data required for notify request")
 				break
 			}
 			var reqData types.ReqDataNotify
 			// Decode data map to notify request data
 			err = mapstructure.Decode(req.Data, &reqData)
 			if err != nil {
-				connErr(conn, err, "Error decoding request data")
+				connErr(conn, req.Type, err, "Error decoding request data")
 				break
 			}
 			maps := viper.GetStringSlice("notifs.translit.use")
@@ -177,21 +313,21 @@ func handleConnection(conn net.Conn, dev *infinitime.Device) {
 			// Send notification to watch
 			err = dev.Notify(title, body)
 			if err != nil {
-				connErr(conn, err, "Error sending notification")
+				connErr(conn, req.Type, err, "Error sending notification")
 				break
 			}
 			// Encode empty types.Response to connection
-			json.NewEncoder(conn).Encode(types.Response{})
+			json.NewEncoder(conn).Encode(types.Response{Type: req.Type})
 		case types.ReqTypeSetTime:
 			// If no data, return error
 			if req.Data == nil {
-				connErr(conn, nil, "Data required for settime request")
+				connErr(conn, req.Type, nil, "Data required for settime request")
 				break
 			}
 			// Get string from data or return error
 			reqTimeStr, ok := req.Data.(string)
 			if !ok {
-				connErr(conn, nil, "Data for settime request must be RFC3339 formatted time string")
+				connErr(conn, req.Type, nil, "Data for settime request must be RFC3339 formatted time string")
 				break
 			}
 
@@ -202,69 +338,71 @@ func handleConnection(conn net.Conn, dev *infinitime.Device) {
 				// Parse time as RFC3339/ISO8601
 				reqTime, err = time.Parse(time.RFC3339, reqTimeStr)
 				if err != nil {
-					connErr(conn, err, "Invalid time format. Time string must be formatted as ISO8601 or the word `now`")
+					connErr(conn, req.Type, err, "Invalid time format. Time string must be formatted as ISO8601 or the word `now`")
 					break
 				}
 			}
 			// Set time on watch
 			err = dev.SetTime(reqTime)
 			if err != nil {
-				connErr(conn, err, "Error setting device time")
+				connErr(conn, req.Type, err, "Error setting device time")
 				break
 			}
 			// Encode empty types.Response to connection
-			json.NewEncoder(conn).Encode(types.Response{})
+			json.NewEncoder(conn).Encode(types.Response{Type: req.Type})
 		case types.ReqTypeFwUpgrade:
 			// If no data, return error
 			if req.Data == nil {
-				connErr(conn, nil, "Data required for firmware upgrade request")
+				connErr(conn, req.Type, nil, "Data required for firmware upgrade request")
 				break
 			}
 			var reqData types.ReqDataFwUpgrade
 			// Decode data map to firmware upgrade request data
 			err = mapstructure.Decode(req.Data, &reqData)
 			if err != nil {
-				connErr(conn, err, "Error decoding request data")
+				connErr(conn, req.Type, err, "Error decoding request data")
 				break
 			}
+			// Reset DFU to prepare for next update
+			dev.DFU.Reset()
 			switch reqData.Type {
 			case types.UpgradeTypeArchive:
 				// If less than one file, return error
 				if len(reqData.Files) < 1 {
-					connErr(conn, nil, "Archive upgrade requires one file with .zip extension")
+					connErr(conn, req.Type, nil, "Archive upgrade requires one file with .zip extension")
 					break
 				}
 				// If file is not zip archive, return error
 				if filepath.Ext(reqData.Files[0]) != ".zip" {
-					connErr(conn, nil, "Archive upgrade file must be a zip archive")
+					connErr(conn, req.Type, nil, "Archive upgrade file must be a zip archive")
 					break
 				}
 				// Load DFU archive
 				err := dev.DFU.LoadArchive(reqData.Files[0])
 				if err != nil {
-					connErr(conn, err, "Error loading archive file")
+					connErr(conn, req.Type, err, "Error loading archive file")
 					break
 				}
 			case types.UpgradeTypeFiles:
 				// If less than two files, return error
 				if len(reqData.Files) < 2 {
-					connErr(conn, nil, "Files upgrade requires two files. First with .dat and second with .bin extension.")
+					connErr(conn, req.Type, nil, "Files upgrade requires two files. First with .dat and second with .bin extension.")
 					break
 				}
 				// If first file is not init packet, return error
 				if filepath.Ext(reqData.Files[0]) != ".dat" {
-					connErr(conn, nil, "First file must be a .dat file")
+					connErr(conn, req.Type, nil, "First file must be a .dat file")
 					break
 				}
 				// If second file is not firmware image, return error
 				if filepath.Ext(reqData.Files[1]) != ".bin" {
-					connErr(conn, nil, "Second file must be a .bin file")
+					connErr(conn, req.Type, nil, "Second file must be a .bin file")
 					break
 				}
 				// Load individual DFU files
 				err := dev.DFU.LoadFiles(reqData.Files[0], reqData.Files[1])
 				if err != nil {
-					connErr(conn, err, "Error loading firmware files")
+					connErr(conn, req.Type, err, "Error loading firmware files")
 					break
 				}
 			}
@@ -276,9 +414,11 @@ func handleConnection(conn net.Conn, dev *infinitime.Device) {
 				for event := range progress {
 					// Encode event on connection
 					json.NewEncoder(conn).Encode(types.Response{
+						Type:  req.Type,
 						Value: event,
 					})
 				}
+				firmwareUpdating = false
 			}()
 
 			// Set firmwareUpdating
@@ -286,16 +426,30 @@ func handleConnection(conn net.Conn, dev *infinitime.Device) {
 			// Start DFU
 			err = dev.DFU.Start()
 			if err != nil {
-				connErr(conn, err, "Error performing upgrade")
+				connErr(conn, req.Type, err, "Error performing upgrade")
 				firmwareUpdating = false
 				break
 			}
 			firmwareUpdating = false
+		case types.ReqTypeCancel:
+			if req.Data == nil {
+				connErr(conn, req.Type, nil, "No data provided. Cancel request requires request ID string as data.")
+				continue
+			}
+			reqID, ok := req.Data.(string)
+			if !ok {
+				connErr(conn, req.Type, nil, "Invalid data. Cancel request required request ID string as data.")
+			}
+			// Stop notifications
+			done.Done(reqID)
+			json.NewEncoder(conn).Encode(types.Response{Type: req.Type})
+		default:
+			connErr(conn, req.Type, nil, fmt.Sprintf("Unknown request type %d", req.Type))
 		}
 	}
 }
 
-func connErr(conn net.Conn, err error, msg string) {
+func connErr(conn net.Conn, resType int, err error, msg string) {
 	var res types.Response
 	// If error exists, add to types.Response, otherwise don't
 	if err != nil {
@@ -303,7 +457,7 @@ func connErr(conn net.Conn, err error, msg string) {
 		res = types.Response{Message: fmt.Sprintf("%s: %s", msg, err)}
 	} else {
 		log.Error().Msg(msg)
-		res = types.Response{Message: msg}
+		res = types.Response{Message: msg, Type: resType}
 	}
 	res.Error = true
 

translit/armenian.go

@@ -4,7 +4,9 @@ import (
 	"strings"
 )
 
-type ArmenianTranslit struct{}
+type ArmenianTranslit struct {
+	initComplete bool
+}
 
 var armenianMap = []string{
 	"աու", "au",
@@ -120,17 +122,27 @@ var armenianMap = []string{
 	"ւ", "",
 }
 
-func init() {
+func (at *ArmenianTranslit) Init() {
+	if !at.initComplete {
+		// Copy map as original will be changed
 		lower := armenianMap
+		// For every value in copied map
 		for i, val := range lower {
+			// If index is odd, skip
 			if i%2 == 1 {
 				continue
 			}
+			// Capitalize first letter
 			capital := strings.Title(val)
+			// If capital is not the same as lowercase
 			if capital != val {
+				// Add capital to map
 				armenianMap = append(armenianMap, capital, strings.Title(armenianMap[i+1]))
 			}
 		}
+		// Set init complete to true so it is not run again
+		at.initComplete = true
+	}
 }
 
 func (at *ArmenianTranslit) Transliterate(s string) string {

translit/chinese.go

@@ -12,6 +12,8 @@ import (
 // conversion library.
 type ChineseTranslit struct{}
 
+func (ChineseTranslit) Init() {}
+
 func (ct *ChineseTranslit) Transliterate(s string) string {
 	// Create buffer for final output
 	outBuf := &bytes.Buffer{}
@@ -37,6 +39,15 @@ func (ct *ChineseTranslit) Transliterate(s string) string {
 			outBuf.WriteRune(char)
 		}
 	}
+	// If buffer contains characters
+	if tmpBuf.Len() > 0 {
+		// Convert to pinyin (without tones)
+		out := pinyin.LazyConvert(tmpBuf.String(), nil)
+		// Write space-separated string to output
+		outBuf.WriteString(strings.Join(out, " "))
+		// Reset temporary buffer
+		tmpBuf.Reset()
+	}
 	// Return output string
 	return outBuf.String()
 }

translit/korean.go

@@ -39,6 +39,8 @@ var compatJamoBlock = &unicode.RangeTable{
 // This was translated to Go from the code in https://codeberg.org/Freeyourgadget/Gadgetbridge
 type KoreanTranslit struct{}
 
+func (KoreanTranslit) Init() {}
+
 // User input consisting of isolated jamo is usually mapped to the KS X 1001 compatibility
 // block, but jamo resulting from decomposed syllables are mapped to the modern one. This
 // function maps compat jamo to modern ones where possible and returns all other characters

translit/translit.go

@@ -9,9 +9,9 @@ func Transliterate(s string, useMaps ...string) string {
 	// Create variable to store modified string
 	out := s
 	// If custom map exists
-	if customMap, ok := Transliterators["custom"]; ok {
+	if custom, ok := Transliterators["custom"]; ok {
 		// Perform transliteration with it
-		out = customMap.Transliterate(out)
+		out = custom.Transliterate(out)
 	}
 	// For every map to use
 	for _, useMap := range useMaps {
@@ -20,12 +20,13 @@ func Transliterate(s string, useMaps ...string) string {
 			continue
 		}
 		// Get requested map
-		translitMap, ok := Transliterators[useMap]
+		transliterator, ok := Transliterators[useMap]
 		if !ok {
 			continue
 		}
+		transliterator.Init()
 		// Perform transliteration
-		out = translitMap.Transliterate(out)
+		out = transliterator.Transliterate(out)
 	}
 	// Return result
 	return out
@@ -36,10 +37,11 @@ func Transliterate(s string, useMaps ...string) string {
 // and returns the resulting string.
 type Transliterator interface {
 	Transliterate(string) string
+	Init()
 }
 
 // Map implements Transliterator using a slice where
-// every odd element is a key and every even one is a value
+// every even element is a key and every odd one is a value
 // which replaces the key.
 type Map []string
 
@@ -47,6 +49,8 @@ func (mt Map) Transliterate(s string) string {
 	return strings.NewReplacer(mt...).Replace(s)
 }
 
+func (Map) Init() {}
+
 // Transliterators stores transliterator implementations for each supported language.
 // Some of these were sourced from https://codeberg.org/Freeyourgadget/Gadgetbridge
 var Transliterators = map[string]Transliterator{
@@ -151,7 +155,7 @@ var Transliterators = map[string]Transliterator{
 		"Ζ", "Z",
 		"Η", "I",
 		"Ή", "I",
-		"Θ", "TH",
+		"Θ", "Th",
 		"Ι", "I",
 		"Ί", "I",
 		"Ϊ", "I",
@@ -159,7 +163,7 @@ var Transliterators = map[string]Transliterator{
 		"Λ", "L",
 		"Μ", "M",
 		"Ν", "N",
-		"Ξ", "KS",
+		"Ξ", "Ks",
 		"Ο", "O",
 		"Ό", "O",
 		"Π", "P",
@@ -170,8 +174,8 @@ var Transliterators = map[string]Transliterator{
 		"Ύ", "Y",
 		"Ϋ", "Y",
 		"Φ", "F",
-		"Χ", "CH",
-		"Ψ", "PS",
+		"Χ", "Ch",
+		"Ψ", "Ps",
 		"Ω", "O",
 		"Ώ", "O",
 	},
@@ -184,8 +188,8 @@ var Transliterators = map[string]Transliterator{
 		"є", "je",
 		"і", "i",
 		"ї", "ji",
-		"Ґ", "GH",
-		"Є", "JE",
+		"Ґ", "Gh",
+		"Є", "Je",
 		"І", "I",
 		"Ї", "JI",
 	},