Elara6331/infinitime
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added local time characteristic #4

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Elara6331 merged 5 commits from cybuzuma/infinitime:gatt_localtime into master 2022-11-21 16:51:50 +00:00
Conversation 11 Commits 5 Files Changed 1 +22
1 changed files with 22 additions and 0 deletions
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Showing only changes of commit e10697448c - Show all commits

22
infinitime.go
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@ -33,6 +33,7 @@ const (
MotionValChar = "00030002-78fc-48fe-8e23-433b3a1942d0" MotionValChar = "00030002-78fc-48fe-8e23-433b3a1942d0"
FirmwareVerChar = "00002a26-0000-1000-8000-00805f9b34fb" FirmwareVerChar = "00002a26-0000-1000-8000-00805f9b34fb"
CurrentTimeChar = "00002a2b-0000-1000-8000-00805f9b34fb" CurrentTimeChar = "00002a2b-0000-1000-8000-00805f9b34fb"
LocalTimeChar = "00002a0f-0000-1000-8000-00805f9b34fb"
BatteryLvlChar = "00002a19-0000-1000-8000-00805f9b34fb" BatteryLvlChar = "00002a19-0000-1000-8000-00805f9b34fb"
HeartRateChar = "00002a37-0000-1000-8000-00805f9b34fb" HeartRateChar = "00002a37-0000-1000-8000-00805f9b34fb"
FSTransferChar = "adaf0200-4669-6c65-5472-616e73666572" FSTransferChar = "adaf0200-4669-6c65-5472-616e73666572"
@ -47,6 +48,7 @@ var charNames = map[string]string{
MotionValChar: "Motion Values", MotionValChar: "Motion Values",
FirmwareVerChar: "Firmware Version", FirmwareVerChar: "Firmware Version",
CurrentTimeChar: "Current Time", CurrentTimeChar: "Current Time",
LocalTimeChar: "Local Time",
BatteryLvlChar: "Battery Level", BatteryLvlChar: "Battery Level",
HeartRateChar: "Heart Rate", HeartRateChar: "Heart Rate",
FSTransferChar: "Filesystem Transfer", FSTransferChar: "Filesystem Transfer",
@ -62,6 +64,7 @@ type Device struct {
motionValChar *gatt.GattCharacteristic1 motionValChar *gatt.GattCharacteristic1
fwVersionChar *gatt.GattCharacteristic1 fwVersionChar *gatt.GattCharacteristic1
currentTimeChar *gatt.GattCharacteristic1 currentTimeChar *gatt.GattCharacteristic1
localTimeChar *gatt.GattCharacteristic1
battLevelChar *gatt.GattCharacteristic1 battLevelChar *gatt.GattCharacteristic1
heartRateChar *gatt.GattCharacteristic1 heartRateChar *gatt.GattCharacteristic1
fsVersionChar *gatt.GattCharacteristic1 fsVersionChar *gatt.GattCharacteristic1
@ -406,6 +409,8 @@ func (i *Device) resolveChars() error {
i.fwVersionChar = char i.fwVersionChar = char
case CurrentTimeChar: case CurrentTimeChar:
i.currentTimeChar = char i.currentTimeChar = char
case LocalTimeChar:
i.localTimeChar = char
case BatteryLvlChar: case BatteryLvlChar:
i.battLevelChar = char i.battLevelChar = char
case HeartRateChar: case HeartRateChar:
@ -711,6 +716,23 @@ func (i *Device) SetTime(t time.Time) error {
return i.currentTimeChar.WriteValue(buf.Bytes(), nil) return i.currentTimeChar.WriteValue(buf.Bytes(), nil)
} }
// SetTimezone sets the watch's timezone information using the Local Time Service
func (i *Device) SetTimezone(t time.Time) error {
if err := i.checkStatus(i.localTimeChar, LocalTimeChar); err != nil {
return err
}
_, offset := t.Zone()
dst := 0
if t.IsDST() {
dst = 3600
offset = offset - 3600
}
buf := &bytes.Buffer{}
binary.Write(buf, binary.LittleEndian, uint8(offset / 3600 * 4))
binary.Write(buf, binary.LittleEndian, uint8(dst / 3600 * 4))
return i.localTimeChar.WriteValue(buf.Bytes(), nil)
}
// Notify sends a notification to InfiniTime via // Notify sends a notification to InfiniTime via
// the Alert Notification Service (ANS) // the Alert Notification Service (ANS)
func (i *Device) Notify(title, body string) error { func (i *Device) Notify(title, body string) error {