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* [Chore]: 갤러리 관련 업무 * [Feat]: 갤러리 ui 구현 & 기초 세팅 * [Chore]: 라이브러리,권한 추가 * [Feat]: 갤러리 페이징 기능 구현 * [Fix]: 오류 수정 * [Style]: 패키지명 수정, 코드 포맷 변경 * [Chore]: 코드 포맷 변경 * [Fix]: 오류 수정
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126 changes: 126 additions & 0 deletions
126
...kotlin/ac/dnd/bookkeeping/android/data/remote/local/gallery/GalleryImageRepositoryImpl.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,126 @@ | ||
| package ac.dnd.bookkeeping.android.data.remote.local.gallery | ||
|
|
||
| import ac.dnd.bookkeeping.android.domain.model.gallery.GalleryFolder | ||
| import ac.dnd.bookkeeping.android.domain.model.gallery.GalleryImage | ||
| import ac.dnd.bookkeeping.android.domain.repository.GalleryImageRepository | ||
| import android.annotation.SuppressLint | ||
| import android.content.ContentResolver | ||
| import android.content.Context | ||
| import android.database.Cursor | ||
| import android.net.Uri | ||
| import android.os.Build | ||
| import android.provider.MediaStore | ||
| import androidx.core.os.bundleOf | ||
| import dagger.hilt.android.qualifiers.ApplicationContext | ||
| import java.io.File | ||
| import javax.inject.Inject | ||
|
|
||
| class GalleryImageRepositoryImpl @Inject constructor( | ||
| @ApplicationContext private val context: Context | ||
| ) : GalleryImageRepository { | ||
|
|
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| private val uriExternal: Uri by lazy { | ||
| MediaStore.Images.Media.getContentUri( | ||
| MediaStore.VOLUME_EXTERNAL | ||
| ) | ||
| } | ||
|
|
||
| private val projection = arrayOf( | ||
| MediaStore.Images.ImageColumns.DATA, | ||
| MediaStore.Images.ImageColumns.DISPLAY_NAME, | ||
| MediaStore.Images.ImageColumns.DATE_TAKEN, | ||
| MediaStore.Images.ImageColumns._ID | ||
| ) | ||
|
|
||
| private val contentResolver by lazy { context.contentResolver } | ||
| private val sortedOrder = MediaStore.Images.ImageColumns.DATE_TAKEN | ||
|
|
||
| override fun getPhotoList( | ||
| page: Int, | ||
| loadSize: Int, | ||
| currentLocation: String? | ||
| ): List<GalleryImage> { | ||
| val galleryImageList = mutableListOf<GalleryImage>() | ||
|
|
||
| var selection: String? = null | ||
| var selectionArgs: Array<String>? = null | ||
| if (currentLocation != null) { | ||
| selection = "${MediaStore.Images.Media.DATA} LIKE ?" | ||
| selectionArgs = arrayOf("%$currentLocation%") | ||
| } | ||
|
|
||
| val offset = (page - 1) * loadSize | ||
| val query = getQuery(offset, loadSize, selection, selectionArgs) | ||
|
|
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| query?.use { cursor -> | ||
| while (cursor.moveToNext()) { | ||
| val id = | ||
| cursor.getLong(cursor.getColumnIndexOrThrow(MediaStore.Images.ImageColumns._ID)) | ||
| val name = | ||
| cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Images.ImageColumns.DISPLAY_NAME)) | ||
| val filePath = | ||
| cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Images.ImageColumns.DATA)) | ||
| val date = | ||
| cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Images.ImageColumns.DATE_TAKEN)) | ||
| val image = GalleryImage( | ||
| id = id, | ||
| filePath = filePath, | ||
| name = name, | ||
| date = date ?: "", | ||
| size = 0, | ||
| ) | ||
| galleryImageList.add(image) | ||
| } | ||
| } | ||
| return galleryImageList | ||
| } | ||
|
|
||
| override fun getFolderList(): List<GalleryFolder> { | ||
| val folderList: ArrayList<GalleryFolder> = arrayListOf(GalleryFolder("최근 항목", null)) | ||
| val uri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI | ||
| val projection = arrayOf(MediaStore.Images.Media.DATA) | ||
| val cursor = context.contentResolver.query(uri, projection, null, null, null) | ||
| if (cursor != null) { | ||
| while (cursor.moveToNext()) { | ||
| val columnIndex = cursor.getColumnIndex(MediaStore.Images.Media.DATA) | ||
| val filePath = File(cursor.getString(columnIndex)).parent | ||
| filePath?.let { | ||
| val folder = GalleryFolder(filePath.split("/").last(), filePath) | ||
| folderList.find { | ||
| it.location == filePath | ||
| } ?: folderList.add(folder) | ||
| } | ||
| } | ||
| cursor.close() | ||
| } | ||
| return folderList | ||
| } | ||
|
|
||
| @SuppressLint("Recycle") | ||
| private fun getQuery( | ||
| offset: Int, | ||
| limit: Int, | ||
| selection: String?, | ||
| selectionArgs: Array<String>?, | ||
| ): Cursor? { | ||
| return if (Build.VERSION.SDK_INT > Build.VERSION_CODES.Q) { | ||
| val bundle = bundleOf( | ||
| ContentResolver.QUERY_ARG_OFFSET to offset, | ||
| ContentResolver.QUERY_ARG_LIMIT to limit, | ||
| ContentResolver.QUERY_ARG_SORT_COLUMNS to arrayOf(MediaStore.Files.FileColumns.DATE_MODIFIED), | ||
| ContentResolver.QUERY_ARG_SORT_DIRECTION to ContentResolver.QUERY_SORT_DIRECTION_DESCENDING, | ||
| ContentResolver.QUERY_ARG_SQL_SELECTION to selection, | ||
| ContentResolver.QUERY_ARG_SQL_SELECTION_ARGS to selectionArgs, | ||
| ) | ||
| contentResolver.query(uriExternal, projection, bundle, null) | ||
| } else { | ||
| contentResolver.query( | ||
| uriExternal, | ||
| projection, | ||
| selection, | ||
| selectionArgs, | ||
| "$sortedOrder DESC LIMIT $limit OFFSET $offset", | ||
| ) | ||
| } | ||
| } | ||
| } |
43 changes: 43 additions & 0 deletions
43
...c/main/kotlin/ac/dnd/bookkeeping/android/data/remote/local/gallery/GalleryPagingSource.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,43 @@ | ||
| package ac.dnd.bookkeeping.android.data.remote.local.gallery | ||
|
|
||
| import ac.dnd.bookkeeping.android.domain.model.gallery.GalleryImage | ||
| import ac.dnd.bookkeeping.android.domain.repository.GalleryImageRepository | ||
| import androidx.paging.PagingSource | ||
| import androidx.paging.PagingState | ||
|
|
||
| class GalleryPagingSource( | ||
| private val imageRepository: GalleryImageRepository, | ||
| private val currentLocation: String? | ||
| ) : PagingSource<Int, GalleryImage>() { | ||
|
|
||
| override fun getRefreshKey(state: PagingState<Int, GalleryImage>): Int? { | ||
| return state.anchorPosition?.let { anchorPosition -> | ||
| state.closestPageToPosition(anchorPosition)?.prevKey?.plus(1) | ||
| ?: state.closestPageToPosition(anchorPosition)?.nextKey?.minus(1) | ||
| } | ||
| } | ||
|
|
||
| override suspend fun load(params: LoadParams<Int>): LoadResult<Int, GalleryImage> { | ||
| return try { | ||
| val position = params.key ?: STARTING_PAGE_IDX | ||
| val data = imageRepository.getPhotoList( | ||
| page = position, | ||
| loadSize = params.loadSize, | ||
| currentLocation = currentLocation | ||
| ) | ||
| val endOfPaginationReached = data.isEmpty() | ||
| val prevKey = if (position == STARTING_PAGE_IDX) null else position - 1 | ||
| val nextKey = | ||
| if (endOfPaginationReached) null else position + (params.loadSize / PAGING_SIZE) | ||
| LoadResult.Page(data, prevKey, nextKey) | ||
|
|
||
| } catch (e: Exception) { | ||
| LoadResult.Error(e) | ||
| } | ||
| } | ||
|
|
||
| companion object { | ||
| const val STARTING_PAGE_IDX = 1 | ||
| const val PAGING_SIZE = 30 | ||
| } | ||
| } |
35 changes: 35 additions & 0 deletions
35
...c/main/kotlin/ac/dnd/bookkeeping/android/data/repository/gallery/GalleryRepositoryImpl.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,35 @@ | ||
| package ac.dnd.bookkeeping.android.data.repository.gallery | ||
|
|
||
| import ac.dnd.bookkeeping.android.data.remote.local.gallery.GalleryPagingSource | ||
| import ac.dnd.bookkeeping.android.domain.model.gallery.GalleryFolder | ||
| import ac.dnd.bookkeeping.android.domain.model.gallery.GalleryImage | ||
| import ac.dnd.bookkeeping.android.domain.repository.GalleryImageRepository | ||
| import ac.dnd.bookkeeping.android.domain.repository.GalleryRepository | ||
| import androidx.paging.Pager | ||
| import androidx.paging.PagingConfig | ||
| import androidx.paging.PagingData | ||
| import kotlinx.coroutines.flow.Flow | ||
| import javax.inject.Inject | ||
|
|
||
| class GalleryRepositoryImpl @Inject constructor( | ||
| private val galleryImageRepository: GalleryImageRepository | ||
| ) : GalleryRepository { | ||
| override fun getPagingGalleryList(folder: GalleryFolder): Flow<PagingData<GalleryImage>> { | ||
| return Pager( | ||
| config = PagingConfig( | ||
| pageSize = GalleryPagingSource.PAGING_SIZE, | ||
| enablePlaceholders = true | ||
| ), | ||
| pagingSourceFactory = { | ||
| GalleryPagingSource( | ||
| imageRepository = galleryImageRepository, | ||
| currentLocation = folder.location, | ||
| ) | ||
| }, | ||
| ).flow | ||
| } | ||
|
|
||
| override fun getFolderList(): List<GalleryFolder> { | ||
| return galleryImageRepository.getFolderList() | ||
| } | ||
| } |
6 changes: 6 additions & 0 deletions
6
domain/src/main/kotlin/ac/dnd/bookkeeping/android/domain/model/gallery/GalleryFolder.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,6 @@ | ||
| package ac.dnd.bookkeeping.android.domain.model.gallery | ||
|
|
||
| class GalleryFolder( | ||
| val name: String, | ||
| val location: String?, | ||
| ) |
9 changes: 9 additions & 0 deletions
9
domain/src/main/kotlin/ac/dnd/bookkeeping/android/domain/model/gallery/GalleryImage.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,9 @@ | ||
| package ac.dnd.bookkeeping.android.domain.model.gallery | ||
|
|
||
| data class GalleryImage( | ||
| val id: Long, | ||
| val filePath: String, | ||
| val name: String, | ||
| val date: String, | ||
| val size: Int, | ||
| ) |
15 changes: 15 additions & 0 deletions
15
...in/src/main/kotlin/ac/dnd/bookkeeping/android/domain/repository/GalleryImageRepository.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| package ac.dnd.bookkeeping.android.domain.repository | ||
|
|
||
| import ac.dnd.bookkeeping.android.domain.model.gallery.GalleryFolder | ||
| import ac.dnd.bookkeeping.android.domain.model.gallery.GalleryImage | ||
|
|
||
| interface GalleryImageRepository { | ||
|
|
||
| fun getPhotoList( | ||
| page: Int, | ||
| loadSize: Int, | ||
| currentLocation: String? = null | ||
| ): List<GalleryImage> | ||
|
|
||
| fun getFolderList(): List<GalleryFolder> | ||
| } |
16 changes: 16 additions & 0 deletions
16
domain/src/main/kotlin/ac/dnd/bookkeeping/android/domain/repository/GalleryRepository.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| package ac.dnd.bookkeeping.android.domain.repository | ||
|
|
||
| import ac.dnd.bookkeeping.android.domain.model.gallery.GalleryFolder | ||
| import ac.dnd.bookkeeping.android.domain.model.gallery.GalleryImage | ||
| import androidx.paging.PagingData | ||
| import kotlinx.coroutines.flow.Flow | ||
|
|
||
| interface GalleryRepository { | ||
|
|
||
| fun getPagingGalleryList( | ||
| folder: GalleryFolder | ||
| ): Flow<PagingData<GalleryImage>> | ||
|
|
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| fun getFolderList(): List<GalleryFolder> | ||
|
|
||
| } |
13 changes: 13 additions & 0 deletions
13
...src/main/kotlin/ac/dnd/bookkeeping/android/domain/usecase/gallery/GetFolderListUseCase.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| package ac.dnd.bookkeeping.android.domain.usecase.gallery | ||
|
|
||
| import ac.dnd.bookkeeping.android.domain.model.gallery.GalleryFolder | ||
| import ac.dnd.bookkeeping.android.domain.repository.GalleryRepository | ||
| import javax.inject.Inject | ||
|
|
||
| class GetFolderListUseCase @Inject constructor( | ||
| private val galleryRepository: GalleryRepository | ||
| ) { | ||
| operator fun invoke(): List<GalleryFolder> { | ||
| return galleryRepository.getFolderList() | ||
| } | ||
| } |
18 changes: 18 additions & 0 deletions
18
.../src/main/kotlin/ac/dnd/bookkeeping/android/domain/usecase/gallery/GetPhotoListUseCase.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,18 @@ | ||
| package ac.dnd.bookkeeping.android.domain.usecase.gallery | ||
|
|
||
| import ac.dnd.bookkeeping.android.domain.model.gallery.GalleryFolder | ||
| import ac.dnd.bookkeeping.android.domain.model.gallery.GalleryImage | ||
| import ac.dnd.bookkeeping.android.domain.repository.GalleryRepository | ||
| import androidx.paging.PagingData | ||
| import kotlinx.coroutines.flow.Flow | ||
| import javax.inject.Inject | ||
|
|
||
| class GetPhotoListUseCase @Inject constructor( | ||
| private val galleryRepository: GalleryRepository | ||
| ) { | ||
| operator fun invoke( | ||
| currentFolder: GalleryFolder | ||
| ): Flow<PagingData<GalleryImage>> { | ||
| return galleryRepository.getPagingGalleryList(currentFolder) | ||
| } | ||
| } |
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