split compose functions, and organize stuff

2026-02-24 18:03:35 +00:00 · 2024-12-13 01:41:37 +05:30
parent 7b03a7e9f0
commit 809818f60d
32 changed files with 1733 additions and 1273 deletions
--- a/android/app/src/main/java/me/kavishdevar/aln/CustomDeviceActivity.kt
+++ b/android/app/src/main/java/me/kavishdevar/aln/CustomDeviceActivity.kt
@@ -0,0 +1,164 @@
+package me.kavishdevar.aln
+
+import android.annotation.SuppressLint
+import android.bluetooth.BluetoothDevice
+import android.bluetooth.BluetoothDevice.TRANSPORT_LE
+import android.bluetooth.BluetoothGatt
+import android.bluetooth.BluetoothGattCallback
+import android.bluetooth.BluetoothGattCharacteristic
+import android.bluetooth.BluetoothManager
+import android.os.Bundle
+import android.util.Log
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.Button
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import me.kavishdevar.aln.ui.theme.ALNTheme
+import org.lsposed.hiddenapibypass.HiddenApiBypass
+import java.util.UUID
+
+class CustomDevice : ComponentActivity() {
+    @SuppressLint("MissingPermission", "CoroutineCreationDuringComposition", "NewApi")
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        enableEdgeToEdge()
+        setContent {
+            ALNTheme {
+                val connect = remember { mutableStateOf(false) }
+                Scaffold(
+                    modifier = Modifier.fillMaxSize(),
+                    topBar = {
+                        Column(
+                            modifier = Modifier.fillMaxWidth(),
+                            verticalArrangement = Arrangement.Center,
+                            horizontalAlignment = Alignment.CenterHorizontally
+                        ) {
+                            Text("Custom Device", style = MaterialTheme.typography.titleLarge)
+                        }
+                    }
+                ) { innerPadding ->
+                    HiddenApiBypass.addHiddenApiExemptions("Landroid/bluetooth/BluetoothSocket;")
+                    val manager = getSystemService(BLUETOOTH_SERVICE) as BluetoothManager
+//                    val device: BluetoothDevice = manager.adapter.getRemoteDevice("EC:D6:F4:3D:89:B8")
+                    val device: BluetoothDevice = manager.adapter.getRemoteDevice("DE:F4:C6:A3:CD:7A")
+//                    val socket = device.createInsecureL2capChannel(31)
+
+                    val batteryLevel = remember { mutableStateOf("") }
+//                    socket.outputStream.write(byteArrayOf(0x12,0x3B,0x00,0x02, 0x00))
+//                    socket.outputStream.write(byteArrayOf(0x12, 0x3A, 0x00, 0x01, 0x00, 0x08,0x01))
+
+                    val gatt = device.connectGatt(this, true, object: BluetoothGattCallback() {
+                        override fun onServicesDiscovered(gatt: BluetoothGatt, status: Int) {
+                            if (status == BluetoothGatt.GATT_SUCCESS) {
+                                // Step 2: Iterate through the services and characteristics
+                                gatt.services.forEach { service ->
+                                    Log.d("GATT", "Service UUID: ${service.uuid}")
+                                    service.characteristics.forEach { characteristic ->
+                                        characteristic.descriptors.forEach { descriptor ->
+                                            Log.d("GATT", "         Descriptor UUID: ${descriptor.uuid}: ${gatt.readDescriptor(descriptor)}")
+                                        }
+                                    }
+                                }
+
+                            }
+                        }
+
+                        override fun onConnectionStateChange(gatt: BluetoothGatt, status: Int, newState: Int) {
+                            if (newState == BluetoothGatt.STATE_CONNECTED) {
+                                Log.d("GATT", "Connected to GATT server")
+                                gatt.discoverServices() // Discover services after connection
+                            }
+                        }
+
+                        override fun onCharacteristicWrite(
+                            gatt: BluetoothGatt,
+                            characteristic: BluetoothGattCharacteristic,
+                            status: Int
+                        ) {
+                            if (status == BluetoothGatt.GATT_SUCCESS) {
+                                Log.d("BLE", "Write successful for UUID: ${characteristic.uuid}")
+                            } else {
+                                Log.e("BLE", "Write failed for UUID: ${characteristic.uuid}, status: $status")
+                            }
+                        }
+                    }, TRANSPORT_LE, 1)
+
+                    if (connect.value) {
+                        try {
+                            gatt.connect()
+                        }
+                        catch (e: Exception) {
+                            e.printStackTrace()
+                        }
+                        connect.value = false
+                    }
+
+                    Column (
+                        modifier = Modifier.padding(innerPadding),
+                        verticalArrangement = Arrangement.spacedBy(16.dp)
+                    )
+                    {
+                        Button(
+                            onClick = { connect.value = true }
+                        )
+                        {
+                            Text("Connect")
+                        }
+
+                        Button(onClick = {
+//                            val characteristicUuid = "4f860002-943b-49ef-bed4-2f730304427a"
+//                            val value = byteArrayOf(0x01, 0x00, 0x02)
+
+//                            sendWriteRequest(gatt, characteristicUuid, value)
+
+                        }) {
+                            Text("batteryLevel.value")
+                        }
+                    }
+                }
+            }
+        }
+    }
+}
+
+@SuppressLint("MissingPermission", "NewApi")
+fun sendWriteRequest(
+    gatt: BluetoothGatt,
+    characteristicUuid: String,
+    value: ByteArray
+) {
+    // Retrieve the service containing the characteristic
+    val service = gatt.services.find { service ->
+        service.characteristics.any { it.uuid.toString() == characteristicUuid }
+    }
+
+    if (service == null) {
+        Log.e("GATT", "Service containing characteristic UUID $characteristicUuid not found.")
+        return
+    }
+
+    // Retrieve the characteristic
+    val characteristic = service.getCharacteristic(UUID.fromString(characteristicUuid))
+    if (characteristic == null) {
+        Log.e("GATT", "Characteristic with UUID $characteristicUuid not found.")
+        return
+    }
+
+
+    // Send the write request
+    val success = gatt.writeCharacteristic(characteristic, value, BluetoothGattCharacteristic.WRITE_TYPE_DEFAULT)
+    Log.d("GATT", "Write request sent $success to UUID: $characteristicUuid")
+}