implement #57

android/app/src/main/java/me/kavishdevar/aln/services/AirPodsService.kt

@@ -1462,131 +1462,23 @@ class AirPodsService : Service() {
         if (oldLongPressArray.contentEquals(newLongPressArray)) {
             return
         }
-        val oldOffEnabled = oldLongPressArray[0]
+        val oldModes = mutableSetOf<LongPressMode>()
-        val oldAncEnabled = oldLongPressArray[1]
+        val newModes = mutableSetOf<LongPressMode>()
-        val oldTransparencyEnabled = oldLongPressArray[2]
-        val oldAdaptiveEnabled = oldLongPressArray[3]
 
-        val newOffEnabled = newLongPressArray[0]
+        if (oldLongPressArray[0]) oldModes.add(LongPressMode.OFF)
-        val newAncEnabled = newLongPressArray[1]
+        if (oldLongPressArray[1]) oldModes.add(LongPressMode.ANC)
-        val newTransparencyEnabled = newLongPressArray[2]
+        if (oldLongPressArray[2]) oldModes.add(LongPressMode.TRANSPARENCY)
-        val newAdaptiveEnabled = newLongPressArray[3]
+        if (oldLongPressArray[3]) oldModes.add(LongPressMode.ADAPTIVE)
+
+        if (newLongPressArray[0]) newModes.add(LongPressMode.OFF)
+        if (newLongPressArray[1]) newModes.add(LongPressMode.ANC)
+        if (newLongPressArray[2]) newModes.add(LongPressMode.TRANSPARENCY)
+        if (newLongPressArray[3]) newModes.add(LongPressMode.ADAPTIVE)
 
         val changedIndex = findChangedIndex(oldLongPressArray, newLongPressArray)
-        Log.d("AirPodsService", "changedIndex: $changedIndex")
+        val newEnabled = newLongPressArray[changedIndex]
-        var packet: ByteArray? = null
-        if (offListeningMode) {
-            packet = when (changedIndex) {
-                0 -> {
-                    if (newOffEnabled) {
-                        when {
-                            oldAncEnabled && oldTransparencyEnabled && oldAdaptiveEnabled -> LongPressPackets.ENABLE_EVERYTHING.value
-                            oldAncEnabled && oldTransparencyEnabled -> LongPressPackets.ENABLE_OFF_FROM_TRANSPARENCY_AND_ANC.value
-                            oldAncEnabled && oldAdaptiveEnabled -> LongPressPackets.ENABLE_OFF_FROM_ADAPTIVE_AND_ANC.value
-                            oldTransparencyEnabled && oldAdaptiveEnabled -> LongPressPackets.ENABLE_OFF_FROM_TRANSPARENCY_AND_ADAPTIVE.value
-                            else -> null
-                        }
-                    } else {
-                        when {
-                            oldAncEnabled && oldTransparencyEnabled && oldAdaptiveEnabled -> LongPressPackets.DISABLE_OFF_FROM_EVERYTHING.value
-                            oldAncEnabled && oldTransparencyEnabled -> LongPressPackets.DISABLE_OFF_FROM_TRANSPARENCY_AND_ANC.value
-                            oldAncEnabled && oldAdaptiveEnabled -> LongPressPackets.DISABLE_OFF_FROM_ADAPTIVE_AND_ANC.value
-                            oldTransparencyEnabled && oldAdaptiveEnabled -> LongPressPackets.DISABLE_OFF_FROM_TRANSPARENCY_AND_ADAPTIVE.value
-                            else -> null
-                        }
-                    }
-                }
 
-                1 -> {
+        val packet = determinePacket(changedIndex, newEnabled, oldModes, newModes)
-                    if (newAncEnabled) {
-                        when {
-                            oldOffEnabled && oldTransparencyEnabled && oldAdaptiveEnabled -> LongPressPackets.ENABLE_EVERYTHING.value
-                            oldOffEnabled && oldTransparencyEnabled -> LongPressPackets.ENABLE_ANC_FROM_OFF_AND_TRANSPARENCY.value
-                            oldOffEnabled && oldAdaptiveEnabled -> LongPressPackets.ENABLE_ANC_FROM_OFF_AND_ADAPTIVE.value
-                            oldTransparencyEnabled && oldAdaptiveEnabled -> LongPressPackets.ENABLE_OFF_FROM_TRANSPARENCY_AND_ADAPTIVE.value
-                            else -> null
-                        }
-                    } else {
-                        when {
-                            oldOffEnabled && oldTransparencyEnabled && oldAdaptiveEnabled -> LongPressPackets.DISABLE_ANC_FROM_EVERYTHING.value
-                            oldOffEnabled && oldTransparencyEnabled -> LongPressPackets.DISABLE_ANC_FROM_OFF_AND_TRANSPARENCY.value
-                            oldOffEnabled && oldAdaptiveEnabled -> LongPressPackets.DISABLE_ANC_FROM_OFF_AND_ADAPTIVE.value
-                            oldTransparencyEnabled && oldAdaptiveEnabled -> LongPressPackets.DISABLE_OFF_FROM_TRANSPARENCY_AND_ADAPTIVE.value
-                            else -> null
-                        }
-                    }
-                }
-
-                2 -> {
-                    if (newTransparencyEnabled) {
-                        when {
-                            oldOffEnabled && oldAncEnabled && oldAdaptiveEnabled -> LongPressPackets.ENABLE_EVERYTHING.value
-                            oldOffEnabled && oldAncEnabled -> LongPressPackets.ENABLE_TRANSPARENCY_FROM_OFF_AND_ANC.value
-                            oldOffEnabled && oldAdaptiveEnabled -> LongPressPackets.ENABLE_TRANSPARENCY_FROM_OFF_AND_ADAPTIVE.value
-                            oldAncEnabled && oldAdaptiveEnabled -> LongPressPackets.ENABLE_TRANSPARENCY_FROM_ADAPTIVE_AND_ANC.value
-                            else -> null
-                        }
-                    } else {
-                        when {
-                            oldOffEnabled && oldAncEnabled && oldAdaptiveEnabled -> LongPressPackets.DISABLE_TRANSPARENCY_FROM_EVERYTHING.value
-                            oldOffEnabled && oldAncEnabled -> LongPressPackets.DISABLE_TRANSPARENCY_FROM_OFF_AND_ANC.value
-                            oldOffEnabled && oldAdaptiveEnabled -> LongPressPackets.DISABLE_TRANSPARENCY_FROM_OFF_AND_ADAPTIVE.value
-                            oldAncEnabled && oldAdaptiveEnabled -> LongPressPackets.DISABLE_TRANSPARENCY_FROM_ADAPTIVE_AND_ANC.value
-                            else -> null
-                        }
-                    }
-                }
-
-                3 -> {
-                    if (newAdaptiveEnabled) {
-                        when {
-                            oldOffEnabled && oldAncEnabled && oldTransparencyEnabled -> LongPressPackets.ENABLE_EVERYTHING.value
-                            oldOffEnabled && oldAncEnabled -> LongPressPackets.ENABLE_ADAPTIVE_FROM_OFF_AND_ANC.value
-                            oldOffEnabled && oldTransparencyEnabled -> LongPressPackets.ENABLE_ADAPTIVE_FROM_OFF_AND_TRANSPARENCY.value
-                            oldAncEnabled && oldTransparencyEnabled -> LongPressPackets.ENABLE_ADAPTIVE_FROM_TRANSPARENCY_AND_ANC.value
-                            else -> null
-                        }
-                    } else {
-                        when {
-                            oldOffEnabled && oldAncEnabled && oldTransparencyEnabled -> LongPressPackets.DISABLE_ADAPTIVE_FROM_EVERYTHING.value
-                            oldOffEnabled && oldAncEnabled -> LongPressPackets.DISABLE_ADAPTIVE_FROM_OFF_AND_ANC.value
-                            oldOffEnabled && oldTransparencyEnabled -> LongPressPackets.DISABLE_ADAPTIVE_FROM_OFF_AND_TRANSPARENCY.value
-                            oldAncEnabled && oldTransparencyEnabled -> LongPressPackets.DISABLE_ADAPTIVE_FROM_TRANSPARENCY_AND_ANC.value
-                            else -> null
-                        }
-                    }
-                }
-
-                else -> null
-            }
-        } else {
-            when (changedIndex) {
-                1 -> {
-                    packet = if (newLongPressArray[1]) {
-                        LongPressPackets.ENABLE_EVERYTHING_OFF_DISABLED.value
-                    } else {
-                        LongPressPackets.DISABLE_ANC_OFF_DISABLED.value
-                    }
-                }
-
-                2 -> {
-                    packet = if (newLongPressArray[2]) {
-                        LongPressPackets.ENABLE_EVERYTHING_OFF_DISABLED.value
-                    } else {
-                        LongPressPackets.DISABLE_TRANSPARENCY_OFF_DISABLED.value
-                    }
-                }
-
-                3 -> {
-                    packet = if (newLongPressArray[3]) {
-                        LongPressPackets.ENABLE_EVERYTHING_OFF_DISABLED.value
-                    } else {
-                        LongPressPackets.DISABLE_ADAPTIVE_OFF_DISABLED.value
-                    }
-                }
-            }
-
-        }
         packet?.let {
             Log.d("AirPodsService", "Sending packet: ${it.joinToString(" ") { "%02X".format(it) }}")
             sendPacket(it)

android/app/src/main/java/me/kavishdevar/aln/utils/Packets.kt

@@ -1,17 +1,17 @@
 /*
  * AirPods like Normal (ALN) - Bringing Apple-only features to Linux and Android for seamless AirPods functionality!
- * 
+ *
  * Copyright (C) 2024 Kavish Devar
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published
  * by the Free Software Foundation, either version 3 of the License.
- * 
+ *
  * 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 Affero General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU Affero General Public License
  * along with this program. If not, see <https://www.gnu.org/licenses/>.
  */
@@ -241,47 +241,36 @@ class Capabilities {
     }
 }
 
-enum class LongPressPackets(val value: ByteArray) {
+enum class LongPressMode {
-    ENABLE_EVERYTHING(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0F, 0x00, 0x00, 0x00)),
+    OFF, TRANSPARENCY, ADAPTIVE, ANC
+}
 
-    DISABLE_OFF_FROM_EVERYTHING(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0e, 0x00, 0x00, 0x00)),
+data class LongPressPacket(val modes: Set<LongPressMode>) {
-    DISABLE_OFF_FROM_TRANSPARENCY_AND_ADAPTIVE(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0c, 0x00, 0x00, 0x00)),
+    val value: ByteArray
-    DISABLE_OFF_FROM_TRANSPARENCY_AND_ANC(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x06, 0x00, 0x00, 0x00)),
+        get() {
-    DISABLE_OFF_FROM_ADAPTIVE_AND_ANC(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0a, 0x00, 0x00, 0x00)),
+            val baseArray = byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A)
+            val modeByte = calculateModeByte()
+            return baseArray + byteArrayOf(modeByte, 0x00, 0x00, 0x00)
+        }
 
-    ENABLE_OFF_FROM_TRANSPARENCY_AND_ANC(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x07, 0x00, 0x00, 0x00)),
+    private fun calculateModeByte(): Byte {
-    ENABLE_OFF_FROM_ADAPTIVE_AND_ANC(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0b, 0x00, 0x00, 0x00)),
+        var modeByte: Byte = 0x00
-    ENABLE_OFF_FROM_TRANSPARENCY_AND_ADAPTIVE(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0d, 0x00, 0x00, 0x00)),
+        modes.forEach { mode ->
+            modeByte = when (mode) {
+                LongPressMode.OFF -> (modeByte + 0x01).toByte()
+                LongPressMode.TRANSPARENCY -> (modeByte + 0x02).toByte()
+                LongPressMode.ADAPTIVE -> (modeByte + 0x04).toByte()
+                LongPressMode.ANC -> (modeByte + 0x08).toByte()
+            }
+        }
+        return modeByte
+    }
+}
 
-    DISABLE_TRANSPARENCY_FROM_EVERYTHING(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0b, 0x00, 0x00, 0x00)),
+fun determinePacket(changedIndex: Int, newEnabled: Boolean, oldModes: Set<LongPressMode>, newModes: Set<LongPressMode>): ByteArray? {
-    DISABLE_TRANSPARENCY_FROM_OFF_AND_ANC(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x03, 0x00, 0x00, 0x00)),
+    return if (newEnabled) {
-    DISABLE_TRANSPARENCY_FROM_ADAPTIVE_AND_ANC(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0a, 0x00, 0x00, 0x00)),
+        LongPressPacket(oldModes + newModes.elementAt(changedIndex)).value
-    DISABLE_TRANSPARENCY_FROM_OFF_AND_ADAPTIVE(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x09, 0x00, 0x00, 0x00)),
+    } else {
-
+        LongPressPacket(oldModes - newModes.elementAt(changedIndex)).value
-    ENABLE_TRANSPARENCY_FROM_OFF_AND_ANC(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x07, 0x00, 0x00, 0x00)),
+    }
-    ENABLE_TRANSPARENCY_FROM_ADAPTIVE_AND_ANC(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0e, 0x00, 0x00, 0x00)),
+}
-    ENABLE_TRANSPARENCY_FROM_OFF_AND_ADAPTIVE(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0d, 0x00, 0x00, 0x00)),
-
-    DISABLE_ANC_FROM_EVERYTHING(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0D, 0x00, 0x00, 0x00)),
-    DISABLE_ANC_FROM_OFF_AND_TRANSPARENCY(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x05, 0x00, 0x00, 0x00)),
-    DISABLE_ANC_FROM_ADAPTIVE_AND_TRANSPARENCY(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0c, 0x00, 0x00, 0x00)),
-    DISABLE_ANC_FROM_OFF_AND_ADAPTIVE(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x09, 0x00, 0x00, 0x00)),
-
-    ENABLE_ANC_FROM_OFF_AND_TRANSPARENCY(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x07, 0x00, 0x00, 0x00)),
-    ENABLE_ANC_FROM_ADAPTIVE_AND_TRANSPARENCY(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0e, 0x00, 0x00, 0x00)),
-    ENABLE_ANC_FROM_OFF_AND_ADAPTIVE(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0b, 0x00, 0x00, 0x00)),
-
-    DISABLE_ADAPTIVE_FROM_EVERYTHING(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x07, 0x00, 0x00, 0x00)),
-    DISABLE_ADAPTIVE_FROM_OFF_AND_TRANSPARENCY(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x05, 0x00, 0x00, 0x00)),
-    DISABLE_ADAPTIVE_FROM_TRANSPARENCY_AND_ANC(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x06, 0x00, 0x00, 0x00)),
-    DISABLE_ADAPTIVE_FROM_OFF_AND_ANC(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x03, 0x00, 0x00, 0x00)),
-
-    ENABLE_ADAPTIVE_FROM_OFF_AND_TRANSPARENCY(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0d, 0x00, 0x00, 0x00)),
-    ENABLE_ADAPTIVE_FROM_TRANSPARENCY_AND_ANC(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0e, 0x00, 0x00, 0x00)),
-    ENABLE_ADAPTIVE_FROM_OFF_AND_ANC(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0b, 0x00, 0x00, 0x00)),
-
-    ENABLE_EVERYTHING_OFF_DISABLED(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0E, 0x00, 0x00, 0x00)),
-    DISABLE_TRANSPARENCY_OFF_DISABLED(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0A, 0x00, 0x00, 0x00)),
-    DISABLE_ADAPTIVE_OFF_DISABLED(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x06, 0x00, 0x00, 0x00)),
-    DISABLE_ANC_OFF_DISABLED(byteArrayOf(0x04, 0x00, 0x04, 0x00, 0x09, 0x00, 0x1A, 0x0C, 0x00, 0x00, 0x00)),
-}