Merge branch 'master' into gatt_localtime

Reviewed-on: https://gitea.arsenm.dev/Arsen6331/infinitime/pulls/6

README.md

@@ -15,24 +15,24 @@ This library's import path is `go.arsenm.dev/infinitime`.
 
 ### Dependencies
 
-This library requires `dbus`, `bluez`, and `pactl` to function. These allow the library to use bluetooth, control media, control volume, etc.
+This library requires `dbus`, and `bluez` to function. These allow the library to use bluetooth, control media, control volume, etc.
 
 #### Arch
 
 ```shell
-sudo pacman -S dbus bluez libpulse --needed
+sudo pacman -S dbus bluez --needed
 ```
 
 #### Debian/Ubuntu
 
 ```shell
-sudo apt install dbus bluez pulseaudio-utils
+sudo apt install dbus bluez
 ```
 
 #### Fedora
 
 ```shell
-sudo dnf install dbus bluez pulseaudio-utils
+sudo dnf install dbus bluez
 ```
 
 ---
@@ -47,9 +47,10 @@ This library currently supports the following features:
 - Battery level
 - Music control
 - OTA firmware upgrades
+- Navigation
 
 ---
 
 ### Mentions
 
-The DFU process used in this library was created with the help of [siglo](https://github.com/alexr4535/siglo)'s source code. Specifically, this file: [ble_dfu.py](https://github.com/alexr4535/siglo/blob/main/src/ble_dfu.py)
+The DFU process used in this library was created with the help of [siglo](https://github.com/alexr4535/siglo)'s source code. Specifically, this file: [ble_dfu.py](https://github.com/alexr4535/siglo/blob/main/src/ble_dfu.py)

blefs/all.go

@@ -0,0 +1,95 @@
+package blefs
+
+import (
+	"path/filepath"
+	"strings"
+)
+
+func (blefs *FS) RemoveAll(path string) error {
+	if path == "" {
+		return nil
+	}
+
+	if filepath.Clean(path) == "/" {
+		return ErrNoRemoveRoot
+	}
+
+	fi, err := blefs.Stat(path)
+	if err != nil {
+		return nil
+	}
+
+	if fi.IsDir() {
+		return blefs.removeAllChildren(path)
+	} else {
+		err = blefs.Remove(path)
+
+		var code int8
+		if err, ok := err.(FSError); ok {
+			code = err.Code
+		}
+
+		if err != nil && code != -2 {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func (blefs *FS) removeAllChildren(path string) error {
+	list, err := blefs.ReadDir(path)
+	if err != nil {
+		return err
+	}
+
+	for _, entry := range list {
+		name := entry.Name()
+
+		if name == "." || name == ".." {
+			continue
+		}
+		entryPath := filepath.Join(path, name)
+
+		if entry.IsDir() {
+			err = blefs.removeAllChildren(entryPath)
+		} else {
+			err = blefs.Remove(entryPath)
+		}
+
+		var code int8
+		if err, ok := err.(FSError); ok {
+			code = err.Code
+		}
+
+		if err != nil && code != -2 {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func (blefs *FS) MkdirAll(path string) error {
+	if path == "" || path == "/" {
+		return nil
+	}
+
+	splitPath := strings.Split(path, "/")
+	for i := 1; i < len(splitPath); i++ {
+		curPath := strings.Join(splitPath[0:i+1], "/")
+
+		err := blefs.Mkdir(curPath)
+
+		var code int8
+		if err, ok := err.(FSError); ok {
+			code = err.Code
+		}
+
+		if err != nil && code != -17 {
+			return err
+		}
+	}
+
+	return nil
+}

blefs/basic.go

@@ -1,5 +1,29 @@
 package blefs
 
+import (
+	"io/fs"
+	"path/filepath"
+)
+
+// Stat does a ReadDir() and finds the current file in the output
+func (blefs *FS) Stat(path string) (fs.FileInfo, error) {
+	// Get directory in filepath
+	dir := filepath.Dir(path)
+	// Read directory
+	dirEntries, err := blefs.ReadDir(dir)
+	if err != nil {
+		return nil, err
+	}
+	for _, entry := range dirEntries {
+		// If file name is base name of path
+		if entry.Name() == filepath.Base(path) {
+			// Return file info
+			return entry.Info()
+		}
+	}
+	return nil, ErrFileNotExists
+}
+
 // Rename moves or renames a file or directory
 func (blefs *FS) Rename(old, new string) error {
 	// Create move request

blefs/error.go

@@ -13,6 +13,7 @@ var (
 	ErrOffsetChanged = errors.New("offset has already been changed")
 	ErrReadOpen      = errors.New("only one file can be opened for reading at a time")
 	ErrWriteOpen     = errors.New("only one file can be opened for writing at a time")
+	ErrNoRemoveRoot  = errors.New("refusing to remove root directory")
 )
 
 // FSError represents an error returned by BLE FS

blefs/file.go

@@ -3,7 +3,6 @@ package blefs
 import (
 	"io"
 	"io/fs"
-	"path/filepath"
 	"time"
 )
 
@@ -291,7 +290,7 @@ func (fl *File) Write(b []byte) (n int, err error) {
 	}
 
 	close(fl.offsetCh)
-	return int(fl.offset), nil
+	return int(fl.amtTferd), nil
 }
 
 // WriteString converts the string to []byte and calls Write()
@@ -335,23 +334,9 @@ func (fl *File) Close() error {
 	return nil
 }
 
-// Stat does a RedDir() and finds the current file in the output
+// Stat does a ReadDir() and finds the current file in the output
 func (fl *File) Stat() (fs.FileInfo, error) {
-	// Get directory in filepath
-	dir := filepath.Dir(fl.path)
-	// Read directory
-	dirEntries, err := fl.fs.ReadDir(dir)
-	if err != nil {
-		return nil, err
-	}
-	for _, entry := range dirEntries {
-		// If file name is base name of path
-		if entry.Name() == filepath.Base(fl.path) {
-			// Return file info
-			return entry.Info()
-		}
-	}
-	return nil, ErrFileNotExists
+	return fl.fs.Stat(fl.path)
 }
 
 // fileReadResponse represents a response for a read request

blefs/fs.go

@@ -199,7 +199,13 @@ func decode(data []byte, vals ...interface{}) error {
 // to send in a packet. Subtracting 20 ensures that the MTU
 // is never exceeded.
 func (blefs *FS) maxData() uint16 {
-	return blefs.transferChar.Properties.MTU - 20
+	mtu := blefs.transferChar.Properties.MTU
+	// If MTU is zero, the current version of BlueZ likely
+	// doesn't support the MTU property, so assume 256.
+	if mtu == 0 {
+		mtu = 256
+	}
+	return mtu - 20
 }
 
 // padding returns a slice of len amount of 0x00.

blefs/iofs.go

@@ -12,4 +12,4 @@ func (iofs goFS) Open(path string) (fs.File, error) {
 
 func (blefs *FS) GoFS() fs.FS {
 	return goFS{blefs}
-}
+}

go.mod

@@ -5,7 +5,7 @@ go 1.16
 require (
 	github.com/fxamacker/cbor/v2 v2.4.0
 	github.com/godbus/dbus/v5 v5.0.6
-	github.com/muka/go-bluetooth v0.0.0-20220219050759-674a63b8741a
+	github.com/muka/go-bluetooth v0.0.0-20220819140550-1d8857e3b268
 	github.com/rs/zerolog v1.26.1
 	golang.org/x/sys v0.0.0-20220209214540-3681064d5158 // indirect
 )

go.sum

@@ -15,8 +15,8 @@ github.com/konsorten/go-windows-terminal-sequences v1.0.3 h1:CE8S1cTafDpPvMhIxNJ
 github.com/konsorten/go-windows-terminal-sequences v1.0.3/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
-github.com/muka/go-bluetooth v0.0.0-20220219050759-674a63b8741a h1:fnzS9RRQW8B5AgNCxkN0vJ/AoX+Xfqk3sAYon3iVrzA=
-github.com/muka/go-bluetooth v0.0.0-20220219050759-674a63b8741a/go.mod h1:dMCjicU6vRBk34dqOmIZm0aod6gUwZXOXzBROqGous0=
+github.com/muka/go-bluetooth v0.0.0-20220819140550-1d8857e3b268 h1:kOnq7TfaAO2Vc/MHxPqFIXe00y1qBxJAvhctXdko6vo=
+github.com/muka/go-bluetooth v0.0.0-20220819140550-1d8857e3b268/go.mod h1:dMCjicU6vRBk34dqOmIZm0aod6gUwZXOXzBROqGous0=
 github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno=
 github.com/paypal/gatt v0.0.0-20151011220935-4ae819d591cf/go.mod h1:+AwQL2mK3Pd3S+TUwg0tYQjid0q1txyNUJuuSmz8Kdk=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=

infinitime.go

@@ -33,6 +33,7 @@ const (
 	MotionValChar   = "00030002-78fc-48fe-8e23-433b3a1942d0"
 	FirmwareVerChar = "00002a26-0000-1000-8000-00805f9b34fb"
 	CurrentTimeChar = "00002a2b-0000-1000-8000-00805f9b34fb"
+	LocalTimeChar   = "00002a0f-0000-1000-8000-00805f9b34fb"
 	BatteryLvlChar  = "00002a19-0000-1000-8000-00805f9b34fb"
 	HeartRateChar   = "00002a37-0000-1000-8000-00805f9b34fb"
 	FSTransferChar  = "adaf0200-4669-6c65-5472-616e73666572"
@@ -41,17 +42,22 @@ const (
 )
 
 var charNames = map[string]string{
-	NewAlertChar:    "New Alert",
-	NotifEventChar:  "Notification Event",
-	StepCountChar:   "Step Count",
-	MotionValChar:   "Motion Values",
-	FirmwareVerChar: "Firmware Version",
-	CurrentTimeChar: "Current Time",
-	BatteryLvlChar:  "Battery Level",
-	HeartRateChar:   "Heart Rate",
-	FSTransferChar:  "Filesystem Transfer",
-	FSVersionChar:   "Filesystem Version",
-	WeatherDataChar: "Weather Data",
+	NewAlertChar:     "New Alert",
+	NotifEventChar:   "Notification Event",
+	StepCountChar:    "Step Count",
+	MotionValChar:    "Motion Values",
+	FirmwareVerChar:  "Firmware Version",
+	CurrentTimeChar:  "Current Time",
+	LocalTimeChar:    "Local Time",
+	BatteryLvlChar:   "Battery Level",
+	HeartRateChar:    "Heart Rate",
+	FSTransferChar:   "Filesystem Transfer",
+	FSVersionChar:    "Filesystem Version",
+	WeatherDataChar:  "Weather Data",
+	NavFlagsChar:     "Navigation Icon",
+	NavNarrativeChar: "Navigation Instruction",
+	NavManDistChar:   "Navigation Distance to next event",
+	NavProgressChar:  "Navigation Progress",
 }
 
 type Device struct {
@@ -62,14 +68,17 @@ type Device struct {
 	motionValChar   *gatt.GattCharacteristic1
 	fwVersionChar   *gatt.GattCharacteristic1
 	currentTimeChar *gatt.GattCharacteristic1
+	localTimeChar   *gatt.GattCharacteristic1
 	battLevelChar   *gatt.GattCharacteristic1
 	heartRateChar   *gatt.GattCharacteristic1
 	fsVersionChar   *gatt.GattCharacteristic1
 	fsTransferChar  *gatt.GattCharacteristic1
 	weatherDataChar *gatt.GattCharacteristic1
+	weatherdataChar *gatt.GattCharacteristic1
 	notifEventCh    chan uint8
 	notifEventDone  bool
 	Music           MusicCtrl
+	Navigation      NavigationService
 	DFU             DFU
 }
 
@@ -130,6 +139,7 @@ func Connect(ctx context.Context, opts *Options) (*Device, error) {
 
 	// Create new device
 	out := &Device{device: btDev}
+	out.Navigation = NavigationService{dev: out}
 
 	// Resolve characteristics
 	err = out.resolveChars()
@@ -394,6 +404,14 @@ func (i *Device) resolveChars() error {
 		charResolved := true
 		// Set correct characteristics
 		switch char.Properties.UUID {
+		case NavFlagsChar:
+			i.Navigation.flagsChar = char
+		case NavNarrativeChar:
+			i.Navigation.narrativeChar = char
+		case NavManDistChar:
+			i.Navigation.mandistChar = char
+		case NavProgressChar:
+			i.Navigation.progressChar = char
 		case NewAlertChar:
 			i.newAlertChar = char
 		case NotifEventChar:
@@ -406,6 +424,8 @@ func (i *Device) resolveChars() error {
 			i.fwVersionChar = char
 		case CurrentTimeChar:
 			i.currentTimeChar = char
+		case LocalTimeChar:
+			i.localTimeChar = char
 		case BatteryLvlChar:
 			i.battLevelChar = char
 		case HeartRateChar:
@@ -693,7 +713,9 @@ func (i *Device) WatchMotion(ctx context.Context) (<-chan MotionValues, error) {
 	return out, nil
 }
 
-// SetTime sets the watch's time using the Current Time Service
+// SetTime sets the watch's
+// * time using the Current Time Service's current time characteristic
+// * timezone information using the CTS's local time characteristic
 func (i *Device) SetTime(t time.Time) error {
 	if err := i.checkStatus(i.currentTimeChar, CurrentTimeChar); err != nil {
 		return err
@@ -708,7 +730,38 @@ func (i *Device) SetTime(t time.Time) error {
 	binary.Write(buf, binary.LittleEndian, uint8(t.Weekday()))
 	binary.Write(buf, binary.LittleEndian, uint8((t.Nanosecond()/1000)/1e6*256))
 	binary.Write(buf, binary.LittleEndian, uint8(0b0001))
-	return i.currentTimeChar.WriteValue(buf.Bytes(), nil)
+	if err := i.currentTimeChar.WriteValue(buf.Bytes(), nil); err != nil {
+		return err
+	}
+
+	if err := i.checkStatus(i.localTimeChar, LocalTimeChar); err != nil {
+		// If the characteristic is unavailable,
+		// fail silently, as many people may be on
+		// older InfiniTime versions. A warning
+		// may be added later.
+		if _, ok := err.(ErrCharNotAvail); ok {
+			return nil
+		} else {
+			return err
+		}
+	}
+	_, offset := t.Zone()
+	dst := 0
+
+	// Local time expects two values: the timezone offset and the dst offset, both
+	// expressed in quarters of an hour.
+	// Timezone offset is to be constant over DST, with dst offset holding the offset != 0
+	// when DST is in effect.
+	// As there is no standard way in go to get the actual dst offset, we assume it to be 1h
+	// when DST is in effect
+	if t.IsDST() {
+		dst = 3600
+		offset -= 3600
+	}
+	bufTz := &bytes.Buffer{}
+	binary.Write(bufTz, binary.LittleEndian, uint8(offset / 3600 * 4))
+	binary.Write(bufTz, binary.LittleEndian, uint8(dst / 3600 * 4))
+	return i.localTimeChar.WriteValue(bufTz.Bytes(), nil)
 }
 
 // Notify sends a notification to InfiniTime via

navigation.go

@@ -0,0 +1,151 @@
+package infinitime
+
+import (
+	"errors"
+	"github.com/muka/go-bluetooth/bluez/profile/gatt"
+)
+
+var ErrNavProgress = errors.New("progress needs to be between 0 and 100")
+
+const (
+	NavFlagsChar     = "00010001-78fc-48fe-8e23-433b3a1942d0"
+	NavNarrativeChar = "00010002-78fc-48fe-8e23-433b3a1942d0"
+	NavManDistChar   = "00010003-78fc-48fe-8e23-433b3a1942d0"
+	NavProgressChar  = "00010004-78fc-48fe-8e23-433b3a1942d0"
+)
+
+type NavigationService struct {
+	dev           *Device
+	flagsChar     *gatt.GattCharacteristic1
+	narrativeChar *gatt.GattCharacteristic1
+	mandistChar   *gatt.GattCharacteristic1
+	progressChar  *gatt.GattCharacteristic1
+}
+
+type NavFlag string
+
+const (
+	NavFlagArrive                  NavFlag = "arrive"
+	NavFlagArriveLeft              NavFlag = "arrive-left"
+	NavFlagArriveRight             NavFlag = "arrive-right"
+	NavFlagArriveStraight          NavFlag = "arrive-straight"
+	NavFlagClose                   NavFlag = "close"
+	NavFlagContinue                NavFlag = "continue"
+	NavFlagContinueLeft            NavFlag = "continue-left"
+	NavFlagContinueRight           NavFlag = "continue-right"
+	NavFlagContinueSlightLeft      NavFlag = "continue-slight-left"
+	NavFlagContinueSlightRight     NavFlag = "continue-slight-right"
+	NavFlagContinueStraight        NavFlag = "continue-straight"
+	NavFlagContinueUturn           NavFlag = "continue-uturn"
+	NavFlagDepart                  NavFlag = "depart"
+	NavFlagDepartLeft              NavFlag = "depart-left"
+	NavFlagDepartRight             NavFlag = "depart-right"
+	NavFlagDepartStraight          NavFlag = "depart-straight"
+	NavFlagEndOfRoadLeft           NavFlag = "end-of-road-left"
+	NavFlagEndOfRoadRight          NavFlag = "end-of-road-right"
+	NavFlagFerry                   NavFlag = "ferry"
+	NavFlagFlag                    NavFlag = "flag"
+	NavFlagFork                    NavFlag = "fork"
+	NavFlagForkLeft                NavFlag = "fork-left"
+	NavFlagForkRight               NavFlag = "fork-right"
+	NavFlagForkSlightLeft          NavFlag = "fork-slight-left"
+	NavFlagForkSlightRight         NavFlag = "fork-slight-right"
+	NavFlagForkStraight            NavFlag = "fork-straight"
+	NavFlagInvalid                 NavFlag = "invalid"
+	NavFlagInvalidLeft             NavFlag = "invalid-left"
+	NavFlagInvalidRight            NavFlag = "invalid-right"
+	NavFlagInvalidSlightLeft       NavFlag = "invalid-slight-left"
+	NavFlagInvalidSlightRight      NavFlag = "invalid-slight-right"
+	NavFlagInvalidStraight         NavFlag = "invalid-straight"
+	NavFlagInvalidUturn            NavFlag = "invalid-uturn"
+	NavFlagMergeLeft               NavFlag = "merge-left"
+	NavFlagMergeRight              NavFlag = "merge-right"
+	NavFlagMergeSlightLeft         NavFlag = "merge-slight-left"
+	NavFlagMergeSlightRight        NavFlag = "merge-slight-right"
+	NavFlagMergeStraight           NavFlag = "merge-straight"
+	NavFlagNewNameLeft             NavFlag = "new-name-left"
+	NavFlagNewNameRight            NavFlag = "new-name-right"
+	NavFlagNewNameSharpLeft        NavFlag = "new-name-sharp-left"
+	NavFlagNewNameSharpRight       NavFlag = "new-name-sharp-right"
+	NavFlagNewNameSlightLeft       NavFlag = "new-name-slight-left"
+	NavFlagNewNameSlightRight      NavFlag = "new-name-slight-right"
+	NavFlagNewNameStraight         NavFlag = "new-name-straight"
+	NavFlagNotificationLeft        NavFlag = "notification-left"
+	NavFlagNotificationRight       NavFlag = "notification-right"
+	NavFlagNotificationSharpLeft   NavFlag = "notification-sharp-left"
+	NavFlagNotificationSharpRight  NavFlag = "notification-sharp-right"
+	NavFlagNotificationSlightLeft  NavFlag = "notification-slight-left"
+	NavFlagNotificationSlightRight NavFlag = "notification-slight-right"
+	NavFlagNotificationStraight    NavFlag = "notification-straight"
+	NavFlagOffRampLeft             NavFlag = "off-ramp-left"
+	NavFlagOffRampRight            NavFlag = "off-ramp-right"
+	NavFlagOffRampSharpLeft        NavFlag = "off-ramp-sharp-left"
+	NavFlagOffRampSharpRight       NavFlag = "off-ramp-sharp-right"
+	NavFlagOffRampSlightLeft       NavFlag = "off-ramp-slight-left"
+	NavFlagOffRampSlightRight      NavFlag = "off-ramp-slight-right"
+	NavFlagOffRampStraight         NavFlag = "off-ramp-straight"
+	NavFlagOnRampLeft              NavFlag = "on-ramp-left"
+	NavFlagOnRampRight             NavFlag = "on-ramp-right"
+	NavFlagOnRampSharpLeft         NavFlag = "on-ramp-sharp-left"
+	NavFlagOnRampSharpRight        NavFlag = "on-ramp-sharp-right"
+	NavFlagOnRampSlightLeft        NavFlag = "on-ramp-slight-left"
+	NavFlagOnRampSlightRight       NavFlag = "on-ramp-slight-right"
+	NavFlagOnRampStraight          NavFlag = "on-ramp-straight"
+	NavFlagRotary                  NavFlag = "rotary"
+	NavFlagRotaryLeft              NavFlag = "rotary-left"
+	NavFlagRotaryRight             NavFlag = "rotary-right"
+	NavFlagRotarySharpLeft         NavFlag = "rotary-sharp-left"
+	NavFlagRotarySharpRight        NavFlag = "rotary-sharp-right"
+	NavFlagRotarySlightLeft        NavFlag = "rotary-slight-left"
+	NavFlagRotarySlightRight       NavFlag = "rotary-slight-right"
+	NavFlagRotaryStraight          NavFlag = "rotary-straight"
+	NavFlagRoundabout              NavFlag = "roundabout"
+	NavFlagRoundaboutLeft          NavFlag = "roundabout-left"
+	NavFlagRoundaboutRight         NavFlag = "roundabout-right"
+	NavFlagRoundaboutSharpLeft     NavFlag = "roundabout-sharp-left"
+	NavFlagRoundaboutSharpRight    NavFlag = "roundabout-sharp-right"
+	NavFlagRoundaboutSlightLeft    NavFlag = "roundabout-slight-left"
+	NavFlagRoundaboutSlightRight   NavFlag = "roundabout-slight-right"
+	NavFlagRoundaboutStraight      NavFlag = "roundabout-straight"
+	NavFlagTurnLeft                NavFlag = "turn-left"
+	NavFlagTurnRight               NavFlag = "turn-right"
+	NavFlagTurnSharpLeft           NavFlag = "turn-sharp-left"
+	NavFlagTurnSharpRight          NavFlag = "turn-sharp-right"
+	NavFlagTurnSlightLeft          NavFlag = "turn-slight-left"
+	NavFlagTurnSlightRight         NavFlag = "turn-slight-right"
+	NavFlagTurnStright             NavFlag = "turn-stright"
+	NavFlagUpdown                  NavFlag = "updown"
+	NavFlagUturn                   NavFlag = "uturn"
+)
+
+func (n *NavigationService) SetFlag(flag NavFlag) error {
+	log.Debug().Str("func", "SetFlag").Msg("Sending flag")
+	if err := n.dev.checkStatus(n.flagsChar, NavFlagsChar); err != nil {
+		return err
+	}
+	return n.flagsChar.WriteValue([]byte(flag), nil)
+}
+
+func (n *NavigationService) SetNarrative(narrative string) error {
+	log.Debug().Str("func", "SetNarrative").Msg("Sending narrative")
+	if err := n.dev.checkStatus(n.narrativeChar, NavNarrativeChar); err != nil {
+		return err
+	}
+	return n.narrativeChar.WriteValue([]byte(narrative), nil)
+}
+
+func (n *NavigationService) SetManDist(manDist string) error {
+	log.Debug().Str("func", "SetNarrative").Msg("Sending maneuver distance")
+	if err := n.dev.checkStatus(n.mandistChar, NavManDistChar); err != nil {
+		return err
+	}
+	return n.mandistChar.WriteValue([]byte(manDist), nil)
+}
+
+func (n *NavigationService) SetProgress(progress uint8) error {
+	log.Debug().Str("func", "SetNarrative").Msg("Sending progress")
+	if err := n.dev.checkStatus(n.progressChar, NavProgressChar); err != nil {
+		return err
+	}
+	return n.progressChar.WriteValue([]byte{progress}, nil)
+}

pkg/player/pactl.go

@@ -1,16 +0,0 @@
-package player
-
-import (
-	"fmt"
-	"os/exec"
-)
-
-// VolUp uses pactl to increase the volume of the default sink
-func VolUp(percent uint) error {
-	return exec.Command("pactl", "set-sink-volume", "@DEFAULT_SINK@", fmt.Sprintf("+%d%%", percent)).Run()
-}
-
-// VolDown uses pactl to decrease the volume of the default sink
-func VolDown(percent uint) error {
-	return exec.Command("pactl", "set-sink-volume", "@DEFAULT_SINK@", fmt.Sprintf("-%d%%", percent)).Run()
-}

pkg/player/player.go

@@ -107,6 +107,46 @@ func Prev() error {
 	return nil
 }
 
+func VolUp(percent uint) error {
+
+	player, err := getPlayerObj()
+	if err != nil {
+		return err
+	}
+	if player != nil {
+                currentVal, err := player.GetProperty("org.mpris.MediaPlayer2.Player.Volume")
+                if err != nil {
+                    return err
+                }
+                newVal := currentVal.Value().(float64) + (float64(percent) / 100)
+                err = player.SetProperty("org.mpris.MediaPlayer2.Player.Volume", newVal)
+                if err != nil {
+                    return err
+                }
+        }
+	return nil
+}
+
+func VolDown(percent uint) error {
+
+	player, err := getPlayerObj()
+	if err != nil {
+		return err
+	}
+	if player != nil {
+                currentVal, err := player.GetProperty("org.mpris.MediaPlayer2.Player.Volume")
+                if err != nil {
+                    return err
+                }
+                newVal := currentVal.Value().(float64) - (float64(percent) / 100)
+                err = player.SetProperty("org.mpris.MediaPlayer2.Player.Volume", newVal)
+                if err != nil {
+                    return err
+                }
+        }
+	return nil
+}
+
 type ChangeType int
 
 const (

resources.go

@@ -0,0 +1,209 @@
+package infinitime
+
+import (
+	"archive/zip"
+	"encoding/json"
+	"io"
+	"os"
+	"path/filepath"
+
+	"go.arsenm.dev/infinitime/blefs"
+)
+
+// ResourceOperation represents an operation performed during
+// resource loading
+type ResourceOperation uint8
+
+const (
+	// ResourceOperationUpload represents the upload phase
+	// of resource loading
+	ResourceOperationUpload = iota
+	// ResourceOperationRemoveObsolete represents the obsolete
+	// file removal phase of resource loading
+	ResourceOperationRemoveObsolete
+)
+
+// ResourceManifest is the structure of the resource manifest file
+type ResourceManifest struct {
+	Resources []Resource         `json:"resources"`
+	Obsolete  []ObsoleteResource `json:"obsolete_files"`
+}
+
+// Resource represents a resource entry in the manifest
+type Resource struct {
+	Name string `json:"filename"`
+	Path string `json:"path"`
+}
+
+// ObsoleteResource represents an obsolete file entry in the manifest
+type ObsoleteResource struct {
+	Path  string `json:"path"`
+	Since string `json:"since"`
+}
+
+// ResourceLoadProgress contains information on the progress of
+// a resource load
+type ResourceLoadProgress struct {
+	Operation ResourceOperation
+	Name      string
+	Total     int64
+	Sent      int64
+	Err       error
+}
+
+// LoadResources accepts a resources zip file and a BLE FS.
+// It loads the resources from the zip onto the FS.
+func LoadResources(file *os.File, fs *blefs.FS) (<-chan ResourceLoadProgress, error) {
+	out := make(chan ResourceLoadProgress, 10)
+
+	fi, err := file.Stat()
+	if err != nil {
+		return nil, err
+	}
+
+	r, err := zip.NewReader(file, fi.Size())
+	if err != nil {
+		return nil, err
+	}
+
+	m, err := r.Open("resources.json")
+	if err != nil {
+		return nil, err
+	}
+	defer m.Close()
+
+	var manifest ResourceManifest
+	err = json.NewDecoder(m).Decode(&manifest)
+	if err != nil {
+		return nil, err
+	}
+
+	m.Close()
+
+	log.Debug().Msg("Decoded manifest file")
+
+	go func() {
+		defer close(out)
+
+		for _, file := range manifest.Obsolete {
+			name := filepath.Base(file.Path)
+
+			log.Debug().Str("file", file.Path).Msg("Removing file")
+
+			err := fs.RemoveAll(file.Path)
+			if err != nil {
+				out <- ResourceLoadProgress{
+					Name:      name,
+					Operation: ResourceOperationRemoveObsolete,
+					Err:       err,
+				}
+				return
+			}
+
+			log.Debug().Str("file", file.Path).Msg("Removed file")
+
+			out <- ResourceLoadProgress{
+				Name:      name,
+				Operation: ResourceOperationRemoveObsolete,
+			}
+		}
+
+		for _, file := range manifest.Resources {
+			src, err := r.Open(file.Name)
+			if err != nil {
+				out <- ResourceLoadProgress{
+					Name:      file.Name,
+					Operation: ResourceOperationUpload,
+					Err:       err,
+				}
+				return
+			}
+
+			srcFi, err := src.Stat()
+			if err != nil {
+				out <- ResourceLoadProgress{
+					Name:      file.Name,
+					Operation: ResourceOperationUpload,
+					Total:     srcFi.Size(),
+					Err:       err,
+				}
+				src.Close()
+				return
+			}
+
+			log.Debug().Str("file", file.Path).Msg("Making directories")
+
+			err = fs.MkdirAll(filepath.Dir(file.Path))
+			if err != nil {
+				log.Debug().Err(err).Msg("Error making directories")
+				out <- ResourceLoadProgress{
+					Name:      file.Name,
+					Operation: ResourceOperationUpload,
+					Total:     srcFi.Size(),
+					Err:       err,
+				}
+				src.Close()
+				return
+			}
+
+			log.Debug().
+				Str("file", file.Path).
+				Int64("size", srcFi.Size()).
+				Msg("Creating file")
+
+			dst, err := fs.Create(file.Path, uint32(srcFi.Size()))
+			if err != nil {
+				log.Debug().Err(err).Msg("Error creating file")
+				out <- ResourceLoadProgress{
+					Name:      file.Name,
+					Operation: ResourceOperationUpload,
+					Total:     srcFi.Size(),
+					Err:       err,
+				}
+				src.Close()
+				return
+			}
+
+			progCh := dst.Progress()
+			go func() {
+				for sent := range progCh {
+					log.Debug().
+						Int64("total", srcFi.Size()).
+						Uint32("sent", sent).
+						Msg("Progress event sent")
+
+					out <- ResourceLoadProgress{
+						Name:      file.Name,
+						Operation: ResourceOperationUpload,
+						Total:     srcFi.Size(),
+						Sent:      int64(sent),
+					}
+
+					if sent == uint32(srcFi.Size()) {
+						return
+					}
+				}
+			}()
+
+			n, err := io.Copy(dst, src)
+			if err != nil {
+				log.Debug().Err(err).Msg("Error writing to file")
+				out <- ResourceLoadProgress{
+					Name:      file.Name,
+					Operation: ResourceOperationUpload,
+					Total:     srcFi.Size(),
+					Sent:      n,
+					Err:       err,
+				}
+				src.Close()
+				dst.Close()
+				return
+			}
+
+			src.Close()
+			dst.Close()
+		}
+	}()
+
+	return out, nil
+}

weather/weather.go

@@ -82,8 +82,12 @@ type TimelineHeader struct {
 // NewHeader creates and populates a new timeline header
 // and returns it
 func NewHeader(evtType EventType, expires time.Duration) TimelineHeader {
+	now := time.Now()
+	_, offset := now.Zone()
+	now = now.Add(time.Duration(offset) * time.Second)
+
 	return TimelineHeader{
-		Timestamp: uint64(time.Now().Unix()),
+		Timestamp: uint64(now.Unix()),
 		Expires:   uint32(expires.Seconds()),
 		EventType: evtType,
 	}