Implement BLE filesystem (experimental and will change in the future)

infinitime.go

@@ -11,6 +11,7 @@ import (
 	"github.com/muka/go-bluetooth/bluez/profile/adapter"
 	"github.com/muka/go-bluetooth/bluez/profile/device"
 	"github.com/muka/go-bluetooth/bluez/profile/gatt"
+	"go.arsenm.dev/infinitime/blefs"
 )
 
 const BTName = "InfiniTime"
@@ -24,6 +25,8 @@ const (
 	CurrentTimeChar = "00002a2b-0000-1000-8000-00805f9b34fb"
 	BatteryLvlChar  = "00002a19-0000-1000-8000-00805f9b34fb"
 	HeartRateChar   = "00002a37-0000-1000-8000-00805f9b34fb"
+	FSTransferChar  = "adaf0200-4669-6c65-5472-616e73666572"
+	FSVersionChar   = "adaf0100-4669-6c65-5472-616e73666572"
 )
 
 type Device struct {
@@ -37,6 +40,8 @@ type Device struct {
 	currentTimeChar *gatt.GattCharacteristic1
 	battLevelChar   *gatt.GattCharacteristic1
 	heartRateChar   *gatt.GattCharacteristic1
+	fsVersionChar   *gatt.GattCharacteristic1
+	fsTransferChar  *gatt.GattCharacteristic1
 	onReconnect     func()
 	Music           MusicCtrl
 	DFU             DFU
@@ -311,6 +316,10 @@ func (i *Device) resolveChars() error {
 			i.DFU.ctrlPointChar = char
 		case DFUPacketChar:
 			i.DFU.packetChar = char
+		case FSTransferChar:
+			i.fsTransferChar = char
+		case FSVersionChar:
+			i.fsVersionChar = char
 		}
 	}
 	return nil
@@ -642,3 +651,8 @@ func (i *Device) NotifyCall(from string) (<-chan uint8, error) {
 	}()
 	return out, nil
 }
+
+// FS creates and returns a new filesystem from the device
+func (i *Device) FS() (*blefs.FS, error) {
+	return blefs.New(i.fsTransferChar)
+}