[FEAT/#40] 피드뷰 아이템리스트 서버통신 구현

Genti2024 · Jun 2, 2024 · 9adc693 · 9adc693
1 parent 0575e3b
commit 9adc693
Show file tree

Hide file tree

Showing 4 changed files with 52 additions and 27 deletions.
diff --git a/presentation/src/main/java/kr/genti/presentation/main/create/CreateViewModel.kt b/presentation/src/main/java/kr/genti/presentation/main/create/CreateViewModel.kt
@@ -46,6 +46,10 @@ class CreateViewModel
         private val _getRandomPromptState = MutableStateFlow<UiState<PromptModel>>(UiState.Empty)
         val getRandomPromptState: StateFlow<UiState<PromptModel>> = _getRandomPromptState
 
+        init {
+            getExamplePromptsFromServer()
+        }
+
         fun modCurrentPercent(amount: Int) {
             _currentPercent.value += amount
         }
@@ -74,7 +78,7 @@ class CreateViewModel
                 selectedRatio.value != -1 && selectedAngle.value != -1 && selectedFrame.value != -1
         }
 
-        fun getExamplePromptsFromServer() {
+        private fun getExamplePromptsFromServer() {
             if (examplePromptList.isEmpty()) {
                 viewModelScope.launch {
                     createRepository.getExamplePrompts()

diff --git a/presentation/src/main/java/kr/genti/presentation/main/create/DefineFragment.kt b/presentation/src/main/java/kr/genti/presentation/main/create/DefineFragment.kt
@@ -53,7 +53,6 @@ class DefineFragment() : BaseFragment<FragmentDefineBinding>(R.layout.fragment_d
     private fun initView() {
         binding.vm = viewModel
         initOnBackPressedListener(binding.root)
-        viewModel.getExamplePromptsFromServer()
     }
 
     private fun initCreateBtnListener() {

diff --git a/presentation/src/main/java/kr/genti/presentation/main/feed/FeedFragment.kt b/presentation/src/main/java/kr/genti/presentation/main/feed/FeedFragment.kt
@@ -3,11 +3,18 @@ package kr.genti.presentation.main.feed
 import android.os.Bundle
 import android.view.View
 import androidx.fragment.app.activityViewModels
+import androidx.lifecycle.flowWithLifecycle
+import androidx.lifecycle.lifecycleScope
 import androidx.recyclerview.widget.RecyclerView
 import dagger.hilt.android.AndroidEntryPoint
+import kotlinx.coroutines.flow.launchIn
+import kotlinx.coroutines.flow.onEach
 import kr.genti.core.base.BaseFragment
 import kr.genti.core.extension.initOnBackPressedListener
 import kr.genti.core.extension.setStatusBarColor
+import kr.genti.core.extension.stringOf
+import kr.genti.core.extension.toast
+import kr.genti.core.state.UiState
 import kr.genti.presentation.R
 import kr.genti.presentation.databinding.FragmentFeedBinding
 import kotlin.math.max
@@ -28,8 +35,8 @@ class FeedFragment() : BaseFragment<FragmentFeedBinding>(R.layout.fragment_feed)
 
         initView()
         initAdapter()
-        setItemList()
         setLightningVisibility()
+        observeGetExampleItemsState()
     }
 
     private fun initView() {
@@ -49,10 +56,6 @@ class FeedFragment() : BaseFragment<FragmentFeedBinding>(R.layout.fragment_feed)
         // TODO: 링크 이동
     }
 
-    private fun setItemList() {
-        adapter.addItemList(viewModel.mockItemList)
-    }
-
     private fun setLightningVisibility() {
         with(binding) {
             rvFeed.addOnScrollListener(
@@ -66,13 +69,24 @@ class FeedFragment() : BaseFragment<FragmentFeedBinding>(R.layout.fragment_feed)
                     ) {
                         super.onScrolled(recyclerView, dx, dy)
                         accumScrollY += dy
-                        ivFeedLightning.alpha = max(0.0, (1 - accumScrollY / 130f).toDouble()).toFloat()
+                        ivFeedLightning.alpha =
+                            max(0.0, (1 - accumScrollY / 130f).toDouble()).toFloat()
                     }
                 },
             )
         }
     }
 
+    private fun observeGetExampleItemsState() {
+        viewModel.getExampleItemsState.flowWithLifecycle(lifecycle).onEach { state ->
+            when (state) {
+                is UiState.Success -> adapter.addItemList(state.data)
+                is UiState.Failure -> toast(stringOf(R.string.error_msg))
+                else -> return@onEach
+            }
+        }.launchIn(lifecycleScope)
+    }
+
     override fun onDestroyView() {
         super.onDestroyView()
         _adapter = null

diff --git a/presentation/src/main/java/kr/genti/presentation/main/feed/FeedViewModel.kt b/presentation/src/main/java/kr/genti/presentation/main/feed/FeedViewModel.kt
@@ -1,32 +1,40 @@
 package kr.genti.presentation.main.feed
 
 import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
 import dagger.hilt.android.lifecycle.HiltViewModel
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.launch
+import kr.genti.core.state.UiState
 import kr.genti.domain.entity.response.FeedItemModel
+import kr.genti.domain.repository.FeedRepository
 import javax.inject.Inject
 
 @HiltViewModel
 class FeedViewModel
     @Inject
     constructor(
-        // private val profileRepository: ProfileRepository,
+        private val feedRepository: FeedRepository,
     ) : ViewModel() {
-        val mockItemList =
-            listOf(
-                FeedItemModel(
-                    0,
-                    "https://github.com/Genti2024/Genti-Android/assets/97405341/68bf3348-f732-4874-947d-891f312b241e",
-                    "프랑스 야경을 즐기는 모습을 그려주세요. 항공점퍼를 입고 테라스에 서 있는 모습이에요.",
-                ),
-                FeedItemModel(
-                    1,
-                    "https://github.com/Genti2024/Genti-Android/assets/97405341/0eb2d7f2-90d2-436a-aa53-4ad7a414d805",
-                    "프랑스 야경을 즐기는 모습을 그려주세요. 항공점퍼를 입고 테라스에 서 있는 모습이에요.",
-                ),
-                FeedItemModel(
-                    2,
-                    "https://github.com/Genti2024/Genti-Android/assets/97405341/0eb2d7f2-90d2-436a-aa53-4ad7a414d805",
-                    "프랑스 야경을 즐기는 모습을 그려주세요. 항공점퍼를 입고 테라스에 서 있는 모습이에요.",
-                ),
-            )
+        private val _getExampleItemsState =
+            MutableStateFlow<UiState<List<FeedItemModel>>>(UiState.Empty)
+        val getExampleItemsState: StateFlow<UiState<List<FeedItemModel>>> = _getExampleItemsState
+
+        init {
+            getExamplePromptsFromServer()
+        }
+
+        private fun getExamplePromptsFromServer() {
+            viewModelScope.launch {
+                _getExampleItemsState.value = UiState.Loading
+                feedRepository.getExampleItems()
+                    .onSuccess {
+                        _getExampleItemsState.value = UiState.Success(it)
+                    }
+                    .onFailure { t ->
+                        _getExampleItemsState.value = UiState.Failure(t.message.toString())
+                    }
+            }
+        }
     }