Feature/#49 인증샷기능

app/build.gradle.kts

@@ -78,6 +78,7 @@ dependencies {
     //koin
     implementation(libs.insert.koin.koin.android)
     implementation(libs.koin.androidx.compose)
+    implementation(libs.koin.androidx.navigation)
 
     implementation (libs.accompanist.systemuicontroller) // 최신 버전 확인
 

app/src/main/AndroidManifest.xml

@@ -39,6 +39,17 @@
             android:name=".presentation.service.TimerService"
             android:foregroundServiceType="mediaPlayback"
             android:exported="false" />
+
+        <provider
+            android:name="androidx.core.content.FileProvider"
+            android:authorities="${applicationId}.provider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/file_paths" />
+        </provider>
+
     </application>
 
 </manifest>

app/src/main/java/com/ggaebiz/ggaebiz/data/repository/ImageRepositoryImpl.kt

@@ -0,0 +1,161 @@
+package com.ggaebiz.ggaebiz.data.repository
+
+import android.content.ContentValues
+import android.content.Context
+import android.graphics.Bitmap
+import android.graphics.Canvas
+import android.graphics.Matrix
+import android.net.Uri
+import android.os.Environment
+import android.provider.MediaStore
+import androidx.compose.ui.graphics.ImageBitmap
+import androidx.compose.ui.graphics.asAndroidBitmap
+import androidx.compose.ui.unit.IntSize
+import androidx.core.content.FileProvider
+import com.ggaebiz.ggaebiz.domain.repository.ImageRepository
+import com.ggaebiz.ggaebiz.presentation.model.Sticker
+import com.ggaebiz.ggaebiz.presentation.model.StickerSource
+import com.ggaebiz.ggaebiz.presentation.ui.proof.loadBitmapFromUri
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+import java.io.File
+
+class ImageRepositoryImpl(
+    private val appContext: Context
+) : ImageRepository {
+
+    override suspend fun createCachedImage(
+        background: ImageBitmap,
+        canvasSize: IntSize,
+        stickers: List<Sticker>
+    ): Uri {
+
+        val backgroundBitmap = background.asAndroidBitmap()
+
+        val mergedBitmap = withContext(Dispatchers.Default) {
+            createShareBitmap(
+                background = backgroundBitmap,
+                canvasSize = canvasSize,
+                stickers = stickers
+            )
+        }
+
+        return withContext(Dispatchers.IO) {
+            saveBitmapToCache(mergedBitmap)
+        }
+    }
+
+    override suspend fun saveImageToGallery(uri: Uri): Result<Unit> =
+        withContext(Dispatchers.IO) {
+            runCatching {
+                saveBitmapToGallery(uri)
+            }
+        }
+
+
+    private fun createShareBitmap(
+        background: Bitmap,
+        canvasSize: IntSize,
+        stickers: List<Sticker>
+    ): Bitmap {
+
+        val result = Bitmap.createBitmap(
+            background.width,
+            background.height,
+            Bitmap.Config.ARGB_8888
+        )
+
+        val canvas = Canvas(result)
+        canvas.drawBitmap(background, 0f, 0f, null)
+
+        val scaleFactor =
+            background.width.toFloat() / canvasSize.width.toFloat()
+
+        stickers
+            .sortedBy { it.zIndex }
+            .forEach { sticker ->
+                when(sticker.source){
+                    is StickerSource.Bitmap -> {
+                        val stickerBitmap = (sticker.source as StickerSource.Bitmap).image.asAndroidBitmap()
+                        val cx = sticker.x * scaleFactor
+                        val cy = sticker.y * scaleFactor
+
+                        val matrix = Matrix().apply {
+                            postTranslate(
+                                -stickerBitmap.width / 2f,
+                                -stickerBitmap.height / 2f
+                            )
+                            postScale(
+                                sticker.scale * scaleFactor,
+                                sticker.scale * scaleFactor
+                            )
+                            postRotate(sticker.rotation)
+                            postTranslate(cx, cy)
+                        }
+                        canvas.drawBitmap(stickerBitmap, matrix, null)
+                    }
+                    else-> {}
+                }
+            }
+
+        return result
+    }
+
+    /**
+     * cacheDir 에 파일 저장
+     */
+    private fun saveBitmapToCache(bitmap: Bitmap): Uri {
+        val file = File(
+            appContext.cacheDir,
+            "editor_${System.currentTimeMillis()}.png"
+        )
+
+        file.outputStream().use {
+            bitmap.compress(Bitmap.CompressFormat.PNG, 100, it)
+        }
+
+        return FileProvider.getUriForFile(
+            appContext,
+            "${appContext.packageName}.provider",
+            file
+        )
+    }
+
+    /**
+     * 갤러리에 저장 (Android Q+ 기준)
+     */
+    private fun saveBitmapToGallery(uri: Uri) {
+        val resolver = appContext.contentResolver
+
+        val fileName = "ggaebiz_${System.currentTimeMillis()}.jpg"
+
+        val values = ContentValues().apply {
+            put(MediaStore.Images.Media.DISPLAY_NAME, fileName)
+            put(MediaStore.Images.Media.MIME_TYPE, "image/jpeg")
+            put(
+                MediaStore.Images.Media.RELATIVE_PATH,
+                Environment.DIRECTORY_PICTURES + "/GaeBiz"
+            )
+            put(MediaStore.Images.Media.IS_PENDING, 1)
+        }
+
+        val collection =
+            MediaStore.Images.Media.getContentUri(MediaStore.VOLUME_EXTERNAL_PRIMARY)
+
+        val galleryUri =
+            resolver.insert(collection, values)
+                ?: error("MediaStore insert failed")
+
+        resolver.openInputStream(uri).use { input ->
+            resolver.openOutputStream(galleryUri).use { output ->
+                requireNotNull(input)
+                requireNotNull(output)
+                input.copyTo(output)
+            }
+        }
+
+        values.clear()
+        values.put(MediaStore.Images.Media.IS_PENDING, 0)
+        resolver.update(galleryUri, values, null, null)
+    }
+}

app/src/main/java/com/ggaebiz/ggaebiz/di/AppModule.kt

@@ -11,17 +11,21 @@ import com.ggaebiz.ggaebiz.data.datastore.OnboardingDataStore
 import com.ggaebiz.ggaebiz.data.datastore.TimerDataStore
 import com.ggaebiz.ggaebiz.data.repository.AudioRepositoryImpl
 import com.ggaebiz.ggaebiz.data.repository.ConfigRepositoryImpl
+import com.ggaebiz.ggaebiz.data.repository.ImageRepositoryImpl
 import com.ggaebiz.ggaebiz.data.repository.OnboardingRepositoryImpl
 import com.ggaebiz.ggaebiz.data.repository.TimerRepositoryImpl
 import com.ggaebiz.ggaebiz.domain.repository.AudioRepository
 import com.ggaebiz.ggaebiz.domain.repository.ConfigRepository
+import com.ggaebiz.ggaebiz.domain.repository.ImageRepository
 import com.ggaebiz.ggaebiz.domain.repository.OnboardingRepository
 import com.ggaebiz.ggaebiz.domain.repository.TimerRepository
+import com.ggaebiz.ggaebiz.domain.usecase.CreateCachedImageUseCase
 import com.ggaebiz.ggaebiz.domain.usecase.EndTimerUseCase
 import com.ggaebiz.ggaebiz.domain.usecase.GetAudioResIdUseCase
 import com.ggaebiz.ggaebiz.domain.usecase.GetCharacterIdxUseCase
 import com.ggaebiz.ggaebiz.domain.usecase.GetSnoozeCountUseCase
 import com.ggaebiz.ggaebiz.domain.usecase.GetTimerSettingUseCase
+import com.ggaebiz.ggaebiz.domain.usecase.SaveImageToGalleryUseCase
 import com.ggaebiz.ggaebiz.domain.usecase.SelectCharacterIdxUseCase
 import com.ggaebiz.ggaebiz.domain.usecase.SetSnoozeCountUseCase
 import com.ggaebiz.ggaebiz.domain.usecase.SetTimerSettingUseCase
@@ -30,6 +34,8 @@ import com.ggaebiz.ggaebiz.presentation.ui.alarm.AlarmViewModel
 import com.ggaebiz.ggaebiz.presentation.ui.config.ConfigViewModel
 import com.ggaebiz.ggaebiz.presentation.ui.home.HomeViewModel
 import com.ggaebiz.ggaebiz.presentation.ui.onboarding.OnboardingViewModel
+import com.ggaebiz.ggaebiz.presentation.ui.proof.editor.EditorViewModel
+import com.ggaebiz.ggaebiz.presentation.ui.proof.finish.EditorResultViewModel
 import com.ggaebiz.ggaebiz.presentation.ui.setting.SettingViewModel
 import com.ggaebiz.ggaebiz.presentation.ui.splash.SplashViewModel
 import com.ggaebiz.ggaebiz.presentation.ui.timer.TimerViewModel
@@ -52,6 +58,7 @@ val appModule = module {
     single<TimerRepository> { TimerRepositoryImpl(get()) }
     single<ConfigRepository> { ConfigRepositoryImpl(get()) }
     single<OnboardingRepository> { OnboardingRepositoryImpl(get()) }
+    single<ImageRepository> { ImageRepositoryImpl(appContext = androidContext()) }
 
     single { TimerServiceManager(androidContext()) }
 
@@ -63,13 +70,17 @@ val appModule = module {
     factory { GetTimerSettingUseCase(get()) }
     factory { SetSnoozeCountUseCase(get()) }
     factory { GetSnoozeCountUseCase(get()) }
+    factory { CreateCachedImageUseCase(get()) }
+    factory { SaveImageToGalleryUseCase(imageRepository = get()) }
 
-    viewModel { HomeViewModel(get(), get(), get()) }
+    viewModel { HomeViewModel(get(), get(), get(), get()) }
     viewModel { SettingViewModel(get(), get(), get()) }
     viewModel { SplashViewModel(get()) }
     viewModel { OnboardingViewModel(get()) }
     viewModel { TimerViewModel(get(), get(), get(), get(), get(), get()) }
     viewModel { AlarmViewModel(get(), get(), get(), get(), get()) }
     viewModel { ConfigViewModel(get()) }
+    viewModel { EditorViewModel(get(), get()) }
+    viewModel { EditorResultViewModel(get(), get()) }
 
 }

app/src/main/java/com/ggaebiz/ggaebiz/domain/repository/ImageRepository.kt

@@ -0,0 +1,17 @@
+package com.ggaebiz.ggaebiz.domain.repository
+
+import android.net.Uri
+import androidx.compose.ui.graphics.ImageBitmap
+import androidx.compose.ui.unit.IntSize
+import com.ggaebiz.ggaebiz.presentation.model.Sticker
+
+interface ImageRepository {
+
+    suspend fun createCachedImage(
+        background: ImageBitmap,
+        canvasSize: IntSize,
+        stickers: List<Sticker>
+    ): Uri
+
+    suspend fun saveImageToGallery(uri: Uri): Result<Unit>
+}

app/src/main/java/com/ggaebiz/ggaebiz/domain/usecase/CreateCachedResultImageUseCase.kt

@@ -0,0 +1,24 @@
+package com.ggaebiz.ggaebiz.domain.usecase
+
+import android.net.Uri
+import androidx.compose.ui.graphics.ImageBitmap
+import androidx.compose.ui.unit.IntSize
+import com.ggaebiz.ggaebiz.domain.repository.ImageRepository
+import com.ggaebiz.ggaebiz.presentation.model.BitmapSticker
+import com.ggaebiz.ggaebiz.presentation.model.Sticker
+
+class CreateCachedImageUseCase(
+    private val imageRepository: ImageRepository
+) {
+    suspend operator fun invoke(
+        background: ImageBitmap,
+        canvasSize: IntSize,
+        stickers: List<Sticker>
+    ): Uri {
+        return imageRepository.createCachedImage(
+            background,
+            canvasSize,
+            stickers
+        )
+    }
+}

app/src/main/java/com/ggaebiz/ggaebiz/domain/usecase/SaveImageToGalleryUseCase.kt

@@ -0,0 +1,12 @@
+package com.ggaebiz.ggaebiz.domain.usecase
+
+import android.net.Uri
+import com.ggaebiz.ggaebiz.domain.repository.ImageRepository
+
+class SaveImageToGalleryUseCase(
+    private val imageRepository: ImageRepository
+) {
+    suspend operator fun invoke(uri: Uri) : Result<Unit>{
+        return imageRepository.saveImageToGallery(uri)
+    }
+}

app/src/main/java/com/ggaebiz/ggaebiz/presentation/designsystem/component/header/TextAppBar.kt

@@ -5,16 +5,19 @@ import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.wrapContentHeight
 import androidx.compose.foundation.layout.wrapContentSize
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
 import com.ggaebiz.ggaebiz.R
+import com.ggaebiz.ggaebiz.presentation.designsystem.component.button.GaeBizButton
 import com.ggaebiz.ggaebiz.presentation.designsystem.component.button.GaeBizIconButton
 import com.ggaebiz.ggaebiz.presentation.designsystem.component.icon.GaeBizIcon
 import com.ggaebiz.ggaebiz.presentation.designsystem.theme.GaeBizTheme
@@ -25,38 +28,41 @@ fun GaeBizTextAppBar(
     @StringRes titleRes: Int,
     iconImageVector: ImageVector = GaeBizIcon.icBack,
     iconOnClick: () -> Unit = { },
+    rightContent: (@Composable () -> Unit)? = null,
 ) {
-    Box(modifier = modifier.wrapContentSize()) {
-        Box(
-            modifier = modifier.wrapContentSize().padding(
-                horizontal = 16.dp,
-                vertical = 12.dp,
-            ),
-        ) {
-            GaeBizIconButton(
-                onClick = iconOnClick,
-                iconImageVector = iconImageVector,
-            )
-        }
-
-        Box(
-            modifier = modifier.fillMaxWidth().height(72.dp),
-            contentAlignment = Alignment.Center,
-        ) {
-            Text(
-                text = stringResource(id = titleRes),
-                style = GaeBizTheme.typography.titleSemiBold,
-                color = GaeBizTheme.colors.gray800,
-            )
+    Box(
+        modifier = modifier
+            .fillMaxWidth()
+            .height(64.dp)
+            .padding(horizontal = 16.dp),
+    ) {
+        GaeBizIconButton(
+            onClick = iconOnClick,
+            iconImageVector = iconImageVector,
+            modifier = Modifier.align(Alignment.CenterStart)
+        )
+        Text(
+            modifier = Modifier.align(Alignment.Center),
+            text = stringResource(id = titleRes),
+            style = GaeBizTheme.typography.titleSemiBold,
+            color = GaeBizTheme.colors.gray800,
+        )
+        if (rightContent != null) {
+            Box(
+                modifier = Modifier.align(Alignment.CenterEnd)
+            ) {
+                rightContent()
+            }
         }
     }
 }
 
-@Preview("Text App Bar")
+@Preview("Text App Bar", showBackground = true, apiLevel = 34)
 @Composable
 private fun GaeBizTextAppBarPreview() {
     GaeBizTextAppBar(
         titleRes = R.string.setting_title_text,
         iconOnClick = {},
+        rightContent = {}
     )
 }