Add preliminary support for Beats Fit Pro (#75)

app-common/src/main/java/eu/darken/capod/pods/core/PodDevice.kt

@@ -104,6 +104,9 @@ interface PodDevice {
         @Json(name = "beats.powerbeats.pro") POWERBEATS_PRO(
             "Power Beats Pro"
         ),
+        @Json(name = "beats.fit.pro") BEATS_FIT_PRO(
+            "Beats Fit Pro"
+        ),
         @Json(name = "fakes.tws.i99999") FAKE_AIRPODS_GEN1(
             "AirPods (Gen 1)? \uD83C\uDFAD",
             R.drawable.devic_airpods_gen1_both,

app-common/src/main/java/eu/darken/capod/pods/core/apple/AppleFactoryModule.kt

@@ -27,6 +27,7 @@ abstract class AppleFactoryModule {
     @Binds @IntoSet abstract fun beatsX(factory: BeatsX.Factory): ApplePodsFactory<out ApplePods>
     @Binds @IntoSet abstract fun powerBeats3(factory: PowerBeats3.Factory): ApplePodsFactory<out ApplePods>
     @Binds @IntoSet abstract fun powerBeatsPro(factory: PowerBeatsPro.Factory): ApplePodsFactory<out ApplePods>
+    @Binds @IntoSet abstract fun beatsFitPro(factory: BeatsFitPro.Factory): ApplePodsFactory<out ApplePods>
 
     @Binds @IntoSet abstract fun fakeAirPodsGen1(factory: FakeAirPodsGen1.Factory): ApplePodsFactory<out ApplePods>
     @Binds @IntoSet abstract fun fakeAirPodsGen2(factory: FakeAirPodsGen2.Factory): ApplePodsFactory<out ApplePods>

app-common/src/main/java/eu/darken/capod/pods/core/apple/beats/BeatsFitPro.kt

@@ -0,0 +1,70 @@
+package eu.darken.capod.pods.core.apple.beats
+
+import eu.darken.capod.common.bluetooth.BleScanResult
+import eu.darken.capod.common.debug.logging.logTag
+import eu.darken.capod.pods.core.PodDevice
+import eu.darken.capod.pods.core.apple.ApplePods
+import eu.darken.capod.pods.core.apple.DualAirPods
+import eu.darken.capod.pods.core.apple.DualApplePodsFactory
+import eu.darken.capod.pods.core.apple.protocol.ProximityPairing
+import java.time.Instant
+import javax.inject.Inject
+
+data class BeatsFitPro(
+    override val identifier: PodDevice.Id = PodDevice.Id(),
+    override val seenLastAt: Instant = Instant.now(),
+    override val seenFirstAt: Instant = Instant.now(),
+    override val seenCounter: Int = 1,
+    override val scanResult: BleScanResult,
+    override val proximityMessage: ProximityPairing.Message,
+    override val confidence: Float = PodDevice.BASE_CONFIDENCE,
+    private val rssiAverage: Int? = null,
+    private val cachedBatteryPercentage: Float? = null,
+    private val cachedCaseState: DualAirPods.LidState? = null
+) : DualAirPods {
+
+    override val model: PodDevice.Model = PodDevice.Model.BEATS_FIT_PRO
+
+    override val batteryCasePercent: Float?
+        get() = super.batteryCasePercent ?: cachedBatteryPercentage
+
+    override val caseLidState: DualAirPods.LidState
+        get() = cachedCaseState ?: super.caseLidState
+
+    override val rssi: Int
+        get() = rssiAverage ?: super.rssi
+
+    class Factory @Inject constructor() : DualApplePodsFactory(TAG) {
+
+        override fun isResponsible(message: ProximityPairing.Message): Boolean = message.run {
+            getModelInfo().full == DEVICE_CODE && length == ProximityPairing.PAIRING_MESSAGE_LENGTH
+        }
+
+        override fun create(scanResult: BleScanResult, message: ProximityPairing.Message): ApplePods {
+            var basic = BeatsFitPro(scanResult = scanResult, proximityMessage = message)
+            val result = searchHistory(basic)
+
+            if (result != null) basic = basic.copy(identifier = result.id)
+            updateHistory(basic)
+
+            if (result == null) return basic
+
+            return basic.copy(
+                identifier = result.id,
+                seenFirstAt = result.seenFirstAt,
+                seenLastAt = scanResult.receivedAt,
+                seenCounter = result.seenCounter,
+                confidence = result.confidence,
+                cachedBatteryPercentage = result.getLatestCaseBattery(),
+                rssiAverage = result.averageRssi(basic.rssi),
+                cachedCaseState = result.getLatestCaseLidState(basic)
+            )
+        }
+
+    }
+
+    companion object {
+        private val DEVICE_CODE = 0x1220.toUShort()
+        private val TAG = logTag("PodDevice", "Beats", "Fit", "Pro")
+    }
+}

app-common/src/test/java/eu/darken/capod/pods/core/apple/beats/BeatsFitProTest.kt

@@ -0,0 +1,43 @@
+package eu.darken.capod.pods.core.apple.beats
+
+import eu.darken.capod.pods.core.PodDevice
+import eu.darken.capod.pods.core.apple.BaseAirPodsTest
+import eu.darken.capod.pods.core.apple.HasAppleColor
+import io.kotest.matchers.shouldBe
+import kotlinx.coroutines.test.runTest
+import org.junit.jupiter.api.Test
+
+class BeatsFitProTest : BaseAirPodsTest() {
+
+    /**
+     * From https://github.com/d4rken-org/capod/issues/33#issuecomment-1256235651
+     */
+    @Test
+    fun `test basics`() = runTest {
+        create<BeatsFitPro>("07 19 01 12 20 20 FA 8F 01 11 24 9B 9B 23 52 60 5A 8C 32 1C A5 C2 81 51 82 AF C8") {
+            rawPrefix shouldBe 0x01.toUByte()
+            rawDeviceModel shouldBe 0x1220.toUShort()
+            rawStatus shouldBe 0x20.toUByte()
+            rawPodsBattery shouldBe 0xFA.toUByte()
+            rawFlags shouldBe 0x8.toUShort()
+            rawCaseBattery shouldBe 0xF.toUShort()
+            rawCaseLidState shouldBe 0x01.toUByte()
+            rawDeviceColor shouldBe 0x11.toUByte()
+            rawSuffix shouldBe 0x24.toUByte()
+
+            isLeftPodMicrophone shouldBe true
+            isRightPodMicrophone shouldBe false
+
+            batteryLeftPodPercent shouldBe 1.0f
+            batteryRightPodPercent shouldBe null
+
+            isCaseCharging shouldBe false
+            isRightPodCharging shouldBe false
+            isLeftPodCharging shouldBe false
+            batteryCasePercent shouldBe null
+            podStyle.identifier shouldBe HasAppleColor.DeviceColor.UNKNOWN.name
+
+            model shouldBe PodDevice.Model.BEATS_FIT_PRO
+        }
+    }
+}