base functionality implemented for test api

app/build.gradle.kts

@@ -70,4 +70,10 @@ dependencies {
     implementation("androidx.datastore:datastore:1.1.2")
     implementation("androidx.compose.runtime:runtime-livedata:1.7.8")
     implementation("io.coil-kt:coil-compose:2.0.0-rc01")
+    implementation("com.google.accompanist:accompanist-permissions:0.34.0")
+    implementation("androidx.camera:camera-camera2:1.4.1")
+    implementation("androidx.camera:camera-lifecycle:1.4.1")
+    implementation("androidx.camera:camera-view:1.4.1")
+    implementation("com.journeyapps:zxing-android-embedded:4.3.0")
+    implementation("com.google.zxing:core:3.4.0")
 }

app/src/main/AndroidManifest.xml

@@ -3,7 +3,11 @@
     xmlns:tools="http://schemas.android.com/tools">
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+    <uses-feature android:name="android.hardware.camera"/>
+    <uses-feature android:name="android.hardware.camera.autofocus"/>
+    <uses-permission android:name="android.permission.CAMERA"/>
     <application
+        android:hardwareAccelerated="true"
         android:allowBackup="true"
         android:usesCleartextTraffic="true"
         android:dataExtractionRules="@xml/data_extraction_rules"
@@ -15,10 +19,13 @@
         android:theme="@style/Theme.Nto_minipigs"
         tools:targetApi="31">
         <activity
+            android:screenOrientation="portrait"
+            tools:replace="screenOrientation"
             android:name=".MainActivity"
             android:exported="true"
             android:label="@string/app_name"
-            android:theme="@style/Theme.Nto_minipigs">
+            android:theme="@style/Theme.Nto_minipigs"
+            tools:ignore="DiscouragedApi">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 

app/src/main/java/com/example/nto_minipigs/MainActivity.kt

@@ -3,6 +3,7 @@ package com.example.nto_minipigs
 import android.content.Context
 import android.os.Bundle
 import android.util.Log
+import android.widget.Toast
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
@@ -11,7 +12,6 @@ import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
-import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.datastore.preferences.core.edit
 import androidx.datastore.preferences.core.stringPreferencesKey
@@ -33,6 +33,9 @@ import kotlinx.coroutines.runBlocking
 import kotlinx.serialization.Serializable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.setValue
+import com.example.nto_minipigs.ui.screens.QR.QRResultScreen
+import com.example.nto_minipigs.ui.screens.QR.QRScreen
+import com.example.nto_minipigs.ui.screens.QR.QRViewModel
 
 class MainActivity : ComponentActivity() {
 
@@ -49,6 +52,7 @@ class MainActivity : ComponentActivity() {
                 val navController = rememberNavController()
                 val loginViewModel = ViewModelProvider(this)[LoginViewModel::class.java]
                 val mainViewModel = ViewModelProvider(this)[MainViewModel::class.java]
+                val qrViewModel = ViewModelProvider(this)[QRViewModel::class.java]
 
                 val token = dataStore.getToken()
 
@@ -57,10 +61,11 @@ class MainActivity : ComponentActivity() {
                 NavHost(
                     navController = navController,
                     startDestination = if(token == "") Login else Main
-//                    startDestination = Login
                 ) {
                     composable<Login> { LoginScreen( onNavigateToMain = { navController.popBackStack(); navController.navigate(route = Main) }, viewModel = loginViewModel, dataStore = dataStore ) }
                     composable<Main> { MainScreen( viewModel = mainViewModel, dataStore = dataStore, navController = navController ) }
+                    composable<QR> { QRScreen( navController = navController, viewModel = qrViewModel) }
+                    composable<QRResult> { QRResultScreen( navController = navController, viewModel = qrViewModel ) }
                 }
             }
         }
@@ -91,3 +96,9 @@ object Login
 
 @Serializable
 object Main
+
+@Serializable
+object QR
+
+@Serializable
+object QRResult

app/src/main/java/com/example/nto_minipigs/Retrofit/ApiService.kt

@@ -2,6 +2,8 @@ package com.example.nto_minipigs.Retrofit
 
 import com.example.nto_minipigs.Retrofit.Models.Auth
 import com.example.nto_minipigs.Retrofit.Models.Data
+import com.example.nto_minipigs.Retrofit.Models.Door
+import com.example.nto_minipigs.Retrofit.Models.DoorResponse
 import com.example.nto_minipigs.Retrofit.Models.User
 import okhttp3.ResponseBody
 import retrofit2.Response
@@ -19,8 +21,8 @@ public interface ApiService {
     @GET("/api/info")
     suspend fun info(@Header("Authorization") token: String): Response<User>
 
-    @PATCH("/api/{LOGIN}/open")
+    @PATCH("/api/open")
-    suspend fun open(@Body data: Data, @Path("LOGIN") login: String): ResponseBody
+    suspend fun open(@Body data: Door): Response<DoorResponse>
 
     @POST("/api/login")
     suspend fun login(@Body data: Auth): Response<Data>

app/src/main/java/com/example/nto_minipigs/Retrofit/Models/Door.kt

@@ -0,0 +1,5 @@
+package com.example.nto_minipigs.Retrofit.Models
+
+data class Door(
+    val id: String
+)

app/src/main/java/com/example/nto_minipigs/Retrofit/Models/DoorResponse.kt

@@ -0,0 +1,5 @@
+package com.example.nto_minipigs.Retrofit.Models
+
+data class DoorResponse(
+    val name: String
+)

app/src/main/java/com/example/nto_minipigs/ui/screens/Main/MainScreen.kt

@@ -58,6 +58,7 @@ import androidx.compose.ui.unit.dp
 import androidx.navigation.NavController
 import coil.compose.rememberAsyncImagePainter
 import com.example.nto_minipigs.Login
+import com.example.nto_minipigs.QR
 import com.example.nto_minipigs.UserData
 import kotlinx.coroutines.coroutineScope
 import kotlinx.coroutines.launch
@@ -193,7 +194,7 @@ fun MainScreen( viewModel: MainViewModel, dataStore: UserData, navController: Na
                                 }
                             }
                             Button(
-                                onClick = { },
+                                onClick =  {navController.navigate(QR) },
                                 shape = CircleShape,
                                 modifier = Modifier
                                     .align(Alignment.BottomEnd)

app/src/main/java/com/example/nto_minipigs/ui/screens/Main/MainViewModel.kt

@@ -36,10 +36,6 @@ class MainViewModel: ViewModel() {
             }
         }
     }
-
-    fun Logout() {
-
-    }
 }
 
 sealed class NetworkResponse<out T> {

app/src/main/java/com/example/nto_minipigs/ui/screens/QR/QRResultScreen.kt

@@ -0,0 +1,70 @@
+package com.example.nto_minipigs.ui.screens.QR
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.size
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Cancel
+import androidx.compose.material.icons.outlined.Check
+import androidx.compose.material.icons.outlined.CheckCircle
+import androidx.compose.material.icons.outlined.Close
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.livedata.observeAsState
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import androidx.navigation.NavController
+import com.example.nto_minipigs.QRResult
+import com.example.nto_minipigs.ui.screens.Main.NetworkResponse
+import com.example.nto_minipigs.ui.screens.QR.QRViewModel
+
+@Composable
+fun QRResultScreen(navController: NavController, viewModel: QRViewModel) {
+    val data = viewModel.data.observeAsState()
+    Surface {
+        Column(
+            modifier = Modifier.fillMaxSize(),
+            verticalArrangement = Arrangement.Center,
+            horizontalAlignment = Alignment.CenterHorizontally,
+        ) {
+            when(val result = data.value){
+                is com.example.nto_minipigs.ui.screens.QR.NetworkResponse.Error -> {
+                    Icon(
+                        Icons.Outlined.Cancel,
+                        contentDescription = null,
+                        tint = MaterialTheme.colorScheme.error,
+                        modifier = Modifier
+                            .size(100.dp)
+                    )
+                }
+                com.example.nto_minipigs.ui.screens.QR.NetworkResponse.Loading -> {
+                    Column(
+                        modifier = Modifier.fillMaxSize(),
+                        verticalArrangement = Arrangement.Center,
+                        horizontalAlignment = Alignment.CenterHorizontally,
+                    ) {
+                        CircularProgressIndicator()
+                    }
+                }
+                is com.example.nto_minipigs.ui.screens.QR.NetworkResponse.Success -> {
+                    Icon(
+                        Icons.Outlined.CheckCircle,
+                        contentDescription = null,
+                        tint = MaterialTheme.colorScheme.primary,
+                        modifier = Modifier
+                            .size(100.dp)
+                    )
+                }
+
+                null -> {}
+            }
+        }
+    }
+}

app/src/main/java/com/example/nto_minipigs/ui/screens/QR/QRScreen.kt

@@ -0,0 +1,54 @@
+package com.example.nto_minipigs.ui.screens.QR
+
+import android.app.Activity
+import android.util.Log
+import androidx.activity.result.ActivityResultLauncher
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.ui.platform.LocalContext
+import com.journeyapps.barcodescanner.CaptureManager
+import com.journeyapps.barcodescanner.CompoundBarcodeView
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.viewinterop.AndroidView
+import androidx.navigation.NavController
+import com.example.nto_minipigs.QRResult
+
+@Composable
+fun QRScreen(navController: NavController, viewModel: QRViewModel) {
+    var scanFlag by remember {
+        mutableStateOf(false)
+    }
+
+    AndroidView(
+        factory = { context ->
+            CompoundBarcodeView(context).apply {
+                val capture = CaptureManager(context as Activity, this)
+                capture.initializeFromIntent(context.intent, null)
+                this.setStatusText("")
+                capture.decode()
+                this.decodeContinuous { result ->
+                    if (scanFlag) {
+                        return@decodeContinuous
+                    }
+                    println("scanFlag true")
+                    scanFlag = true
+                    result.text?.let { barCodeOrQr ->
+                        Log.d("penis", barCodeOrQr)
+                        scanFlag = true
+                        this.pause()
+                        viewModel.Fetch(barCodeOrQr)
+                        navController.navigate(QRResult)
+                    }
+                    //If you don't put this scanFlag = false, it will never work again.
+                    //you can put a delay over 2 seconds and then scanFlag = false to prevent multiple scanning
+                }
+                this.resume()
+            }
+        },
+        modifier = Modifier
+    )
+}

app/src/main/java/com/example/nto_minipigs/ui/screens/QR/QRViewModel.kt

@@ -0,0 +1,46 @@
+package com.example.nto_minipigs.ui.screens.QR
+
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import com.example.nto_minipigs.Retrofit.Models.Data
+import com.example.nto_minipigs.Retrofit.Models.Door
+import com.example.nto_minipigs.Retrofit.Models.DoorResponse
+import com.example.nto_minipigs.Retrofit.Models.User
+import kotlinx.coroutines.launch
+
+class QRViewModel: ViewModel() {
+    private val serviceApi  = RetrofitClient.apiService
+
+    private val _data = MutableLiveData<NetworkResponse<DoorResponse>>()
+    val data : LiveData<NetworkResponse<DoorResponse>> = _data
+
+    fun Fetch(id: String) {
+        _data.value = NetworkResponse.Loading
+
+        viewModelScope.launch {
+            if(id != null) {
+                try {
+                    val request = Door(id)
+                    val response = serviceApi.open(request)
+                    if(response.isSuccessful) {
+                        response.body()?.let {
+                            _data.value = NetworkResponse.Success(it)
+                        }
+                    } else {
+                        _data.value = NetworkResponse.Error(response.message())
+                    }
+                } catch(e: Exception) {
+                    _data.value = NetworkResponse.Error(e.toString())
+                }
+            }
+        }
+    }
+}
+
+sealed class NetworkResponse<out T> {
+    data class Success<out T>(val data: T) : NetworkResponse<T>()
+    data class Error(val message: String) : NetworkResponse<Nothing>()
+    object Loading : NetworkResponse<Nothing>()
+}