MultiplePermissionDemo.kt

import android.Manifest
import android.content.Intent
import android.net.Uri
import android.os.Build
import android.provider.Settings
import android.widget.Toast
import androidx.annotation.RequiresApi
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.padding
import androidx.compose.material3.AlertDialog
import androidx.compose.material3.Button
import androidx.compose.material3.CenterAlignedTopAppBar
import androidx.compose.material3.ExperimentalMaterial3Api
import androidx.compose.material3.MaterialTheme
import androidx.compose.material3.Scaffold
import androidx.compose.material3.Text
import androidx.compose.material3.TextButton
import androidx.compose.material3.TopAppBar
import androidx.compose.material3.TopAppBarDefaults
import androidx.compose.runtime.Composable
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.platform.LocalContext
import androidx.compose.ui.text.TextStyle
import androidx.compose.ui.text.font.FontWeight
import androidx.compose.ui.unit.dp
import androidx.compose.ui.unit.sp
import androidx.core.content.ContextCompat.startActivity
import com.google.accompanist.permissions.ExperimentalPermissionsApi
import com.google.accompanist.permissions.rememberMultiplePermissionsState


@RequiresApi(Build.VERSION_CODES.TIRAMISU)
@OptIn(ExperimentalPermissionsApi::class, ExperimentalMaterial3Api::class)
@Composable
fun MultiplePermissionDemo() {
    val multiplePermission = rememberMultiplePermissionsState(
        permissions = listOf(
            Manifest.permission.CAMERA,
            Manifest.permission.RECORD_AUDIO
        )
    )
    val context = LocalContext.current

    val showRationalDialog = remember { mutableStateOf(false) }
    if (showRationalDialog.value) {
        AlertDialog(
            onDismissRequest = {
                showRationalDialog.value = false
            },
            title = {
                Text(
                    text = "Permission",
                    fontWeight = FontWeight.Bold,
                    fontSize = 16.sp
                )
            },
            text = {
                Text(
                    if (multiplePermission.revokedPermissions.size == 2) {
                        "We need camera and audio permission to shoot video"
                    } else if (multiplePermission.revokedPermissions.first().permission == Manifest.permission.CAMERA) {
                        "We need camera permission. Please grant the permission."
                    } else {
                        "We need audio permission. Please grant the permission."
                    },
                    fontSize = 16.sp
                )
            },
            confirmButton = {
                TextButton(
                    onClick = {
                        showRationalDialog.value = false
                        val intent = Intent(
                            Settings.ACTION_APPLICATION_DETAILS_SETTINGS,
                            Uri.fromParts("package", context.packageName, null)
                        )
                        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
                        startActivity(context, intent, null)

                    }) {
                    Text("OK", style = TextStyle(color = Color.Black))
                }
            },
            dismissButton = {
                TextButton(
                    onClick = {
                        showRationalDialog.value = false
                    }) {
                    Text("Cancel", style = TextStyle(color = Color.Black))
                }
            },
        )
    }

    Scaffold(topBar = {
        CenterAlignedTopAppBar(
            title = { Text(text = "Request Multiple Permission", color = Color.White) },
            colors = TopAppBarDefaults.centerAlignedTopAppBarColors(
                containerColor = MaterialTheme.colorScheme.primary
            )
        )
    }) {
        Box(
            modifier = Modifier
                .fillMaxSize()
                .padding(it),
            contentAlignment = Alignment.Center
        ) {
            Column(horizontalAlignment = Alignment.CenterHorizontally) {
                Button(onClick = {
                    if (!multiplePermission.allPermissionsGranted) {
                        if (multiplePermission.shouldShowRationale) {
                            // Show a rationale if needed (optional)
                            showRationalDialog.value = true
                        } else {
                            // Request the permission
                            multiplePermission.launchMultiplePermissionRequest()

                        }
                    } else {
                        Toast.makeText(
                            context,
                            "We have camera and audio permission",
                            Toast.LENGTH_SHORT
                        ).show()
                    }
                }) {
                    Text(text = "Ask for permission")
                }
                Text(
                    modifier = Modifier.padding(horizontal = 20.dp, vertical = 5.dp),
                    text = if (multiplePermission.allPermissionsGranted) {
                        "All Permission Granted"
                    } else if (multiplePermission.shouldShowRationale) {
                        // If the user has denied the permission but the rationale can be shown,
                        // then gently explain why the app requires this permission
                        if (multiplePermission.revokedPermissions.size == 2) {
                            "We need camera and audio permission to shoot video"
                        } else if (multiplePermission.revokedPermissions.first().permission == Manifest.permission.CAMERA) {
                            "We need camera permission. Please grant the permission."
                        } else {
                            "We need audio permission. Please grant the permission."
                        }
                    } else {
                        // If it's the first time the user lands on this feature, or the user
                        // doesn't want to be asked again for this permission, explain that the
                        // permission is required
                        "We need camera and audio permission to shoot video"
                    },
                    fontWeight = FontWeight.Bold,
                    fontSize = 16.sp
                )
            }
        }
    }
}