Merge pull request #80 from snuhcs-course/feat/android-fetch-my-posts

Fetch my post list at `ProfilePage`
snuhcs-course · Nov 29, 2023 · e0e2e67 · e0e2e67
2 parents 7a8ed9c + 3bae6eb
commit e0e2e67
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Showing 12 changed files with 191 additions and 34 deletions.
diff --git a/android/app/src/main/java/com/goliath/emojihub/data_sources/EmojiPagingSource.kt b/android/app/src/main/java/com/goliath/emojihub/data_sources/EmojiPagingSource.kt
@@ -6,14 +6,29 @@ import com.goliath.emojihub.data_sources.api.EmojiApi
 import com.goliath.emojihub.models.EmojiDto
 import javax.inject.Inject
 
+enum class EmojiFetchType {
+    GENERAL, MY_CREATED, MY_SAVED
+}
+
 class EmojiPagingSource @Inject constructor(
-    private val api: EmojiApi
+    private val api: EmojiApi,
+    private val type: EmojiFetchType
 ): PagingSource<Int, EmojiDto>() {
     override suspend fun load(params: LoadParams<Int>): LoadResult<Int, EmojiDto> {
         val cursor = params.key ?: 1
         val count = params.loadSize
         return try {
-            val response = api.fetchEmojiList(1, cursor, count).body()
+            val response: List<EmojiDto>? = when (type) {
+                EmojiFetchType.GENERAL -> {
+                    api.fetchEmojiList(1, cursor, count).body()
+                }
+                EmojiFetchType.MY_CREATED -> {
+                    api.fetchMyCreatedEmojiList(1, cursor, count).body()
+                }
+                EmojiFetchType.MY_SAVED -> {
+                    api.fetchMySavedEmojiList(1, cursor, count).body()
+                }
+            }
             val data = response ?: listOf()
             LoadResult.Page(
                 data = data,

diff --git a/android/app/src/main/java/com/goliath/emojihub/data_sources/PostPagingSource.kt b/android/app/src/main/java/com/goliath/emojihub/data_sources/PostPagingSource.kt
@@ -6,13 +6,25 @@ import com.goliath.emojihub.data_sources.api.PostApi
 import com.goliath.emojihub.models.PostDto
 import javax.inject.Inject
 
+enum class PostFetchType {
+    GENERAL, MY
+}
+
 class PostPagingSource @Inject constructor(
-    private val api: PostApi
+    private val api: PostApi,
+    private val type: PostFetchType
 ): PagingSource<Int, PostDto>() {
     override suspend fun load(params: LoadParams<Int>): LoadResult<Int, PostDto> {
         val cursor = params.key ?: 1
         return try {
-            val response = api.fetchPostList(cursor).body()
+            val response: List<PostDto>? = when (type) {
+                PostFetchType.GENERAL -> {
+                    api.fetchPostList(cursor).body()
+                }
+                PostFetchType.MY -> {
+                    api.fetchMyPostList(cursor).body()
+                }
+            }
             val data = response ?: listOf()
             LoadResult.Page(
                 data = data,

diff --git a/android/app/src/main/java/com/goliath/emojihub/data_sources/api/EmojiApi.kt b/android/app/src/main/java/com/goliath/emojihub/data_sources/api/EmojiApi.kt
@@ -27,6 +27,20 @@ interface EmojiApi {
         @Path("id") id: String
     ): Response<EmojiDto>
 
+    @GET("emoji/me/created")
+    suspend fun fetchMyCreatedEmojiList(
+        @Query("sortByDate") sortByDate: Int,
+        @Query("index") index: Int,
+        @Query("count") count: Int
+    ): Response<List<EmojiDto>>
+
+    @GET("emoji/me/saved")
+    suspend fun fetchMySavedEmojiList(
+        @Query("sortByDate") sortByDate: Int,
+        @Query("index") index: Int,
+        @Query("count") count: Int
+    ): Response<List<EmojiDto>>
+
     @Multipart
     @POST("emoji")
     suspend fun uploadEmoji(

diff --git a/android/app/src/main/java/com/goliath/emojihub/data_sources/api/PostApi.kt b/android/app/src/main/java/com/goliath/emojihub/data_sources/api/PostApi.kt
@@ -17,6 +17,11 @@ interface PostApi {
         @Query("index") index: Int
     ): Response<List<PostDto>>
 
+    @GET("post/me")
+    suspend fun fetchMyPostList(
+        @Query("index") index: Int
+    ): Response<List<PostDto>>
+
     @GET("post")
     suspend fun getPostWithId(
         @Path("id") id: String

diff --git a/android/app/src/main/java/com/goliath/emojihub/repositories/remote/EmojiRepository.kt b/android/app/src/main/java/com/goliath/emojihub/repositories/remote/EmojiRepository.kt
@@ -7,6 +7,7 @@ import android.util.Log
 import androidx.paging.Pager
 import androidx.paging.PagingConfig
 import androidx.paging.PagingData
+import com.goliath.emojihub.data_sources.EmojiFetchType
 import com.goliath.emojihub.data_sources.EmojiPagingSource
 import com.goliath.emojihub.data_sources.api.EmojiApi
 import com.goliath.emojihub.models.EmojiDto
@@ -28,6 +29,8 @@ import javax.inject.Singleton
 
 interface EmojiRepository {
     suspend fun fetchEmojiList(): Flow<PagingData<EmojiDto>>
+    suspend fun fetchMyCreatedEmojiList(): Flow<PagingData<EmojiDto>>
+    suspend fun fetchMySavedEmojiList(): Flow<PagingData<EmojiDto>>
     suspend fun getEmojiWithId(id: String): EmojiDto?
     suspend fun uploadEmoji(videoFile: File, emojiDto: UploadEmojiDto): Boolean
     suspend fun saveEmoji(id: String): Response<Unit>
@@ -43,7 +46,21 @@ class EmojiRepositoryImpl @Inject constructor(
     override suspend fun fetchEmojiList(): Flow<PagingData<EmojiDto>> {
         return Pager(
             config = PagingConfig(pageSize = 10, initialLoadSize = 10, enablePlaceholders = false),
-            pagingSourceFactory = { EmojiPagingSource(emojiApi) }
+            pagingSourceFactory = { EmojiPagingSource(emojiApi, EmojiFetchType.GENERAL) }
+        ).flow
+    }
+
+    override suspend fun fetchMyCreatedEmojiList(): Flow<PagingData<EmojiDto>> {
+        return Pager(
+            config = PagingConfig(pageSize = 10, initialLoadSize = 10, enablePlaceholders = false),
+            pagingSourceFactory = { EmojiPagingSource(emojiApi, EmojiFetchType.MY_CREATED) }
+        ).flow
+    }
+
+    override suspend fun fetchMySavedEmojiList(): Flow<PagingData<EmojiDto>> {
+        return Pager(
+            config = PagingConfig(pageSize = 10, initialLoadSize = 10, enablePlaceholders = false),
+            pagingSourceFactory = { EmojiPagingSource(emojiApi, EmojiFetchType.MY_SAVED) }
         ).flow
     }
 

diff --git a/android/app/src/main/java/com/goliath/emojihub/repositories/remote/PostRepository.kt b/android/app/src/main/java/com/goliath/emojihub/repositories/remote/PostRepository.kt
@@ -4,6 +4,7 @@ import android.util.Log
 import androidx.paging.Pager
 import androidx.paging.PagingConfig
 import androidx.paging.PagingData
+import com.goliath.emojihub.data_sources.PostFetchType
 import com.goliath.emojihub.data_sources.PostPagingSource
 import com.goliath.emojihub.data_sources.api.PostApi
 import com.goliath.emojihub.models.PostDto
@@ -15,6 +16,7 @@ import javax.inject.Singleton
 
 interface PostRepository {
     suspend fun fetchPostList(): Flow<PagingData<PostDto>>
+    suspend fun fetchMyPostList(): Flow<PagingData<PostDto>>
     suspend fun uploadPost(dto: UploadPostDto): Response<Unit>
     suspend fun getPostWithId(id: String): PostDto?
     suspend fun editPost(id: String, content: String)
@@ -28,7 +30,14 @@ class PostRepositoryImpl @Inject constructor(
     override suspend fun fetchPostList(): Flow<PagingData<PostDto>> {
         return Pager(
             config = PagingConfig(pageSize = 10, enablePlaceholders = false),
-            pagingSourceFactory = { PostPagingSource(postApi) }
+            pagingSourceFactory = { PostPagingSource(postApi, PostFetchType.GENERAL) }
+        ).flow
+    }
+
+    override suspend fun fetchMyPostList(): Flow<PagingData<PostDto>> {
+        return Pager(
+            config = PagingConfig(pageSize = 10, enablePlaceholders = false),
+            pagingSourceFactory = { PostPagingSource(postApi, PostFetchType.MY) }
         ).flow
     }
 

diff --git a/android/app/src/main/java/com/goliath/emojihub/usecases/EmojiUseCase.kt b/android/app/src/main/java/com/goliath/emojihub/usecases/EmojiUseCase.kt
@@ -20,8 +20,14 @@ import javax.inject.Singleton
 
 interface EmojiUseCase {
     val emojiList: StateFlow<PagingData<Emoji>>
+    val myCreatedEmojiList: StateFlow<PagingData<Emoji>>
+    val mySavedEmojiList: StateFlow<PagingData<Emoji>>
     suspend fun updateEmojiList(data: PagingData<Emoji>)
+    suspend fun updateMyCreatedEmojiList(data: PagingData<Emoji>)
+    suspend fun updateMySavedEmojiList(data: PagingData<Emoji>)
     suspend fun fetchEmojiList(): Flow<PagingData<Emoji>>
+    suspend fun fetchMyCreatedEmojiList(): Flow<PagingData<Emoji>>
+    suspend fun fetchMySavedEmojiList(): Flow<PagingData<Emoji>>
     suspend fun createEmoji(videoUri: Uri, topK: Int): List<CreatedEmoji>
     suspend fun uploadEmoji(emojiUnicode: String, emojiLabel: String, videoFile: File): Boolean
     suspend fun saveEmoji(id: String): Boolean
@@ -39,13 +45,38 @@ class EmojiUseCaseImpl @Inject constructor(
     override val emojiList: StateFlow<PagingData<Emoji>>
         get() = _emojiList
 
+    private val _myCreatedEmojiList = MutableStateFlow<PagingData<Emoji>>(PagingData.empty())
+    override val myCreatedEmojiList: StateFlow<PagingData<Emoji>>
+        get() = _myCreatedEmojiList
+
+    private val _mySavedEmojiList = MutableStateFlow<PagingData<Emoji>>(PagingData.empty())
+    override val mySavedEmojiList: StateFlow<PagingData<Emoji>>
+        get() = _mySavedEmojiList
+
     override suspend fun updateEmojiList(data: PagingData<Emoji>) {
         _emojiList.emit(data)
     }
+
+    override suspend fun updateMyCreatedEmojiList(data: PagingData<Emoji>) {
+        _myCreatedEmojiList.emit(data)
+    }
+
+    override suspend fun updateMySavedEmojiList(data: PagingData<Emoji>) {
+        _mySavedEmojiList.emit(data)
+    }
+
     override suspend fun fetchEmojiList(): Flow<PagingData<Emoji>> {
         return emojiRepository.fetchEmojiList().map { it.map { dto -> Emoji(dto) } }
     }
 
+    override suspend fun fetchMyCreatedEmojiList(): Flow<PagingData<Emoji>> {
+        return emojiRepository.fetchMyCreatedEmojiList().map { it.map { dto -> Emoji(dto) } }
+    }
+
+    override suspend fun fetchMySavedEmojiList(): Flow<PagingData<Emoji>> {
+        return emojiRepository.fetchMySavedEmojiList().map { it.map { dto -> Emoji(dto) } }
+    }
+
     override suspend fun createEmoji(videoUri: Uri, topK: Int): List<CreatedEmoji> {
         return x3dRepository.createEmoji(videoUri, topK)
     }

diff --git a/android/app/src/main/java/com/goliath/emojihub/usecases/PostUseCase.kt b/android/app/src/main/java/com/goliath/emojihub/usecases/PostUseCase.kt
@@ -15,13 +15,17 @@ import javax.inject.Inject
 
 sealed interface PostUseCase {
     val postList: StateFlow<PagingData<Post>>
+    val myPostList: StateFlow<PagingData<Post>>
     suspend fun updatePostList(data: PagingData<Post>)
+    suspend fun updateMyPostList(data: PagingData<Post>)
     suspend fun fetchPostList(): Flow<PagingData<Post>>
+    suspend fun fetchMyPostList(): Flow<PagingData<Post>>
     suspend fun uploadPost(content: String): Boolean
     suspend fun getPostWithId(id: String): PostDto?
     suspend fun editPost(id: String, content: String)
     suspend fun deletePost(id: String)
 }
+
 class PostUseCaseImpl @Inject constructor(
     private val repository: PostRepository,
     private val errorController: ApiErrorController
@@ -31,14 +35,26 @@ class PostUseCaseImpl @Inject constructor(
     override val postList: StateFlow<PagingData<Post>>
         get() = _postList
 
+    private val _myPostList = MutableStateFlow<PagingData<Post>>(PagingData.empty())
+    override val myPostList: StateFlow<PagingData<Post>>
+        get() = _myPostList
+
     override suspend fun updatePostList(data: PagingData<Post>) {
         _postList.emit(data)
     }
 
+    override suspend fun updateMyPostList(data: PagingData<Post>) {
+        _myPostList.emit(data)
+    }
+
     override suspend fun fetchPostList(): Flow<PagingData<Post>> {
         return repository.fetchPostList().map { it.map { dto -> Post(dto) } }
     }
 
+    override suspend fun fetchMyPostList(): Flow<PagingData<Post>> {
+        return repository.fetchMyPostList().map { it.map { dto -> Post(dto) } }
+    }
+
     override suspend fun uploadPost(content: String): Boolean {
         val dto = UploadPostDto(content)
         val response = repository.uploadPost(dto)

diff --git a/android/app/src/main/java/com/goliath/emojihub/viewmodels/EmojiViewModel.kt b/android/app/src/main/java/com/goliath/emojihub/viewmodels/EmojiViewModel.kt
@@ -27,11 +27,12 @@ class EmojiViewModel @Inject constructor(
     var isBottomSheetShown by mutableStateOf(false)
 
     val emojiList = emojiUseCase.emojiList
+    val myCreatedEmojiList = emojiUseCase.myCreatedEmojiList
+    val mySavedEmojiList = emojiUseCase.mySavedEmojiList
 
     private val _topK = 3
 
-    fun fetchEmojiList()
-    {
+    fun fetchEmojiList() {
         viewModelScope.launch {
             emojiUseCase.fetchEmojiList()
                 .cachedIn(viewModelScope)
@@ -41,6 +42,26 @@ class EmojiViewModel @Inject constructor(
         }
     }
 
+    fun fetchMyCreatedEmojiList() {
+        viewModelScope.launch {
+            emojiUseCase.fetchMyCreatedEmojiList()
+                .cachedIn(viewModelScope)
+                .collect {
+                    emojiUseCase.updateMyCreatedEmojiList(it)
+                }
+        }
+    }
+
+    fun fetchMySavedEmojiList() {
+        viewModelScope.launch {
+            emojiUseCase.fetchMySavedEmojiList()
+                .cachedIn(viewModelScope)
+                .collect {
+                    emojiUseCase.updateMySavedEmojiList(it)
+                }
+        }
+    }
+
     suspend fun createEmoji(videoUri: Uri): List<CreatedEmoji> {
         return withContext(Dispatchers.IO) {
             val createdEmojiList = emojiUseCase.createEmoji(videoUri, _topK)

diff --git a/android/app/src/main/java/com/goliath/emojihub/viewmodels/PostViewModel.kt b/android/app/src/main/java/com/goliath/emojihub/viewmodels/PostViewModel.kt
@@ -14,6 +14,7 @@ class PostViewModel @Inject constructor(
 ): ViewModel() {
 
     val postList = postUseCase.postList
+    val myPostList = postUseCase.myPostList
 
     suspend fun fetchPostList() {
         viewModelScope.launch {
@@ -25,6 +26,16 @@ class PostViewModel @Inject constructor(
         }
     }
 
+    suspend fun fetchMyPostList() {
+        viewModelScope.launch {
+            postUseCase.fetchMyPostList()
+                .cachedIn(viewModelScope)
+                .collect {
+                    postUseCase.updateMyPostList(it)
+                }
+        }
+    }
+
     suspend fun uploadPost(content: String): Boolean {
         return postUseCase.uploadPost(content)
     }