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feat(app): add SchoolSupplyDetails to handler if school supply is new…
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app/src/main/kotlin/com/intelligentbackpack/app/view/SchoolSupplyDetails.kt
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| package com.intelligentbackpack.app.view | ||
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||
| import android.Manifest | ||
| import android.content.Context | ||
| import android.content.Intent | ||
| import android.nfc.NfcAdapter | ||
| import android.provider.Settings | ||
| import android.widget.Toast | ||
| import androidx.camera.core.ExperimentalGetImage | ||
| import androidx.compose.foundation.layout.Arrangement | ||
| import androidx.compose.foundation.layout.Column | ||
| import androidx.compose.foundation.layout.Row | ||
| import androidx.compose.foundation.layout.fillMaxSize | ||
| import androidx.compose.foundation.layout.fillMaxWidth | ||
| import androidx.compose.material.icons.Icons | ||
| import androidx.compose.material.icons.filled.ArrowBack | ||
| import androidx.compose.material.icons.twotone.ArrowBack | ||
| import androidx.compose.material3.ExperimentalMaterial3Api | ||
| import androidx.compose.material3.Icon | ||
| import androidx.compose.material3.IconButton | ||
| import androidx.compose.material3.MaterialTheme | ||
| import androidx.compose.material3.Text | ||
| import androidx.compose.material3.TopAppBar | ||
| import androidx.compose.material3.TopAppBarDefaults | ||
| import androidx.compose.runtime.Composable | ||
| import androidx.compose.runtime.getValue | ||
| import androidx.compose.runtime.livedata.observeAsState | ||
| import androidx.compose.runtime.mutableStateOf | ||
| import androidx.compose.runtime.remember | ||
| import androidx.compose.runtime.saveable.rememberSaveable | ||
| import androidx.compose.runtime.setValue | ||
| import androidx.compose.ui.Alignment | ||
| import androidx.compose.ui.ExperimentalComposeUiApi | ||
| import androidx.compose.ui.Modifier | ||
| import androidx.compose.ui.graphics.Color | ||
| import androidx.compose.ui.platform.LocalContext | ||
| import androidx.compose.ui.tooling.preview.Preview | ||
| import androidx.compose.ui.unit.sp | ||
| import androidx.compose.ui.window.Dialog | ||
| import androidx.compose.ui.window.DialogProperties | ||
| import androidx.core.content.ContextCompat.startActivity | ||
| import androidx.lifecycle.viewmodel.compose.viewModel | ||
| import androidx.navigation.NavHostController | ||
| import androidx.navigation.compose.rememberNavController | ||
| import com.google.accompanist.permissions.ExperimentalPermissionsApi | ||
| import com.google.accompanist.permissions.rememberPermissionState | ||
| import com.google.mlkit.vision.barcode.BarcodeScannerOptions | ||
| import com.google.mlkit.vision.barcode.common.Barcode | ||
| import com.intelligentbackpack.app.sensor.BarcodeAnalyser | ||
| import com.intelligentbackpack.app.ui.common.CameraViewWithPermission | ||
| import com.intelligentbackpack.app.ui.navigation.MainNavigation | ||
| import com.intelligentbackpack.app.view.form.NewSchoolSupplyForm | ||
| import com.intelligentbackpack.app.view.form.SchoolSupplyDetailsForm | ||
| import com.intelligentbackpack.app.viewdata.BookView | ||
| import com.intelligentbackpack.app.viewmodel.SchoolSupplyViewModel | ||
|
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||
| @Composable | ||
| @ExperimentalGetImage | ||
| fun SchoolSupplyDetails( | ||
| navController: NavHostController, | ||
| rfid: String?, | ||
| schoolSupplyViewModel: SchoolSupplyViewModel = viewModel( | ||
| factory = SchoolSupplyViewModel.Factory | ||
| ), | ||
| context: Context = LocalContext.current | ||
| ) { | ||
| val nfcAdapter: NfcAdapter? = NfcAdapter.getDefaultAdapter(context) | ||
| nfcAdapter?.let { | ||
| if (!it.isEnabled) { | ||
| Toast.makeText( | ||
| context, | ||
| "Please activate NFC and press Back to return to the application!", | ||
| Toast.LENGTH_LONG | ||
| ).show() | ||
| startActivity(context, Intent(Settings.ACTION_NFC_SETTINGS), null) | ||
| } | ||
| rfid?.let { | ||
| val schoolSupplyView = schoolSupplyViewModel.schoolSupply.observeAsState() | ||
| schoolSupplyViewModel.getSchoolSupply(rfid, {}, {}) | ||
| schoolSupplyView.value?.let { schoolSupply -> | ||
| SchoolSupplyDetailsForm( | ||
| schoolSupply, | ||
| onBack = { | ||
| navController.navigate(MainNavigation.home) | ||
| }) | ||
| } ?: SchoolSupplyDetailsPage(navController = navController, rfidTag = rfid) | ||
| } ?: SchoolSupplyDetailsPage(navController = navController, rfidTag = null) | ||
| } ?: run { | ||
| Toast.makeText(context, "This device doesn't support NFC.", Toast.LENGTH_LONG).show() | ||
| navController.navigate(MainNavigation.home) | ||
| } | ||
| } | ||
|
|
||
| @OptIn(ExperimentalMaterial3Api::class, ExperimentalPermissionsApi::class, ExperimentalComposeUiApi::class) | ||
| @Composable | ||
| @ExperimentalGetImage | ||
| fun SchoolSupplyDetailsPage( | ||
| navController: NavHostController, | ||
| rfidTag: String?, | ||
| schoolSupplyViewModel: SchoolSupplyViewModel = viewModel( | ||
| factory = SchoolSupplyViewModel.Factory, | ||
| ), | ||
| context: Context = LocalContext.current, | ||
| ) { | ||
| Column( | ||
| modifier = Modifier | ||
| .fillMaxSize(), | ||
| horizontalAlignment = Alignment.CenterHorizontally, | ||
| verticalArrangement = Arrangement.Top | ||
| ) { | ||
| val rfid by rememberSaveable { mutableStateOf(rfidTag) } | ||
| var isbn by rememberSaveable { mutableStateOf("") } | ||
| var book: BookView? by rememberSaveable { mutableStateOf(null) } | ||
| var openCameraDialog by remember { mutableStateOf(false) } | ||
| var bookError by remember { mutableStateOf("") } | ||
| val permissionState = rememberPermissionState(permission = Manifest.permission.CAMERA) | ||
| val getBook = { isbnGet: String -> | ||
| schoolSupplyViewModel.getBook(isbnGet, { | ||
| book = it | ||
| bookError = "" | ||
| }, { | ||
| bookError = it | ||
| }) | ||
| } | ||
|
|
||
| if (openCameraDialog) { | ||
| Dialog( | ||
| onDismissRequest = { openCameraDialog = false }, | ||
| properties = DialogProperties( | ||
| dismissOnBackPress = true, | ||
| dismissOnClickOutside = false, | ||
| usePlatformDefaultWidth = false | ||
| ) | ||
| ) { | ||
| CameraViewWithPermission( | ||
| topBar = { | ||
| Row( | ||
| Modifier.fillMaxWidth(), | ||
| verticalAlignment = Alignment.CenterVertically | ||
| ) { | ||
| IconButton(onClick = { openCameraDialog = false }) { | ||
| Icon( | ||
| imageVector = Icons.TwoTone.ArrowBack, | ||
| contentDescription = null, | ||
| tint = Color.White | ||
| ) | ||
| } | ||
| Text( | ||
| "Scan ISBN", | ||
| color = Color.White, | ||
| fontSize = 20.sp | ||
| ) | ||
| } | ||
| }, | ||
| message = { | ||
| Text( | ||
| "Place the barcode inside the frame to scan it.", | ||
| color = Color.White, | ||
| fontSize = 12.sp | ||
| ) | ||
| }, | ||
| barcodeAnalyser = BarcodeAnalyser( | ||
| onBarcodeFound = { | ||
| isbn = it | ||
| getBook(it) | ||
| openCameraDialog = false | ||
| Toast.makeText(context, "Barcode found", Toast.LENGTH_SHORT).show() | ||
|
|
||
| }, | ||
| options = BarcodeScannerOptions.Builder() | ||
| .setBarcodeFormats(Barcode.FORMAT_EAN_13) | ||
| .build() | ||
| ), | ||
| permissionState = permissionState, | ||
| onBack = { openCameraDialog = false }, | ||
| ) | ||
| } | ||
|
|
||
| } | ||
| TopAppBar( | ||
| title = { Text("Add book copy") }, | ||
| navigationIcon = { | ||
| IconButton(onClick = { | ||
| navController.navigate(MainNavigation.home) | ||
| }) { | ||
| Icon(imageVector = Icons.Filled.ArrowBack, "Back", tint = Color.White) | ||
| } | ||
| }, | ||
| colors = TopAppBarDefaults.centerAlignedTopAppBarColors( | ||
| containerColor = MaterialTheme.colorScheme.primary | ||
| ), | ||
| ) | ||
| NewSchoolSupplyForm( | ||
| rfid = rfid, | ||
| isbn = isbn, | ||
| book = book, | ||
| error = bookError, | ||
| onIsbnChange = { | ||
| isbn = it | ||
| getBook(it) | ||
| }, | ||
| createSchoolSupply = { _, _ ->/* TODO */ }, | ||
| openCameraDialog = { | ||
| openCameraDialog = true | ||
| } | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| @Preview | ||
| @Composable | ||
| @androidx.annotation.OptIn(ExperimentalGetImage::class) | ||
| fun SchoolSupplyDetailsPreview() { | ||
| SchoolSupplyDetailsPage(navController = rememberNavController(), rfidTag = null) | ||
| } |