update: 길게 눌러 삭제 기능 추가

app/src/main/AndroidManifest.xml

@@ -6,6 +6,7 @@
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"
         android:maxSdkVersion="32" />
     <uses-permission android:name="android.permission.READ_MEDIA_IMAGES" />
+    <uses-permission android:name="android.permission.VIBRATE"/>
 
     <application
         android:name=".helper.Picly"

app/src/main/java/com/easyhz/picly/util/Common.kt

@@ -1,9 +1,14 @@
 package com.easyhz.picly.util
 
 import android.content.Context
+import android.content.Context.VIBRATOR_SERVICE
 import android.graphics.Bitmap
 import android.graphics.BitmapFactory
+import android.os.Build
 import android.os.Environment
+import android.os.VibrationEffect
+import android.os.Vibrator
+import android.os.VibratorManager
 import androidx.core.content.ContextCompat
 import com.easyhz.picly.R
 import com.facebook.shimmer.Shimmer
@@ -106,3 +111,16 @@ fun getDefaultImage(context: Context): File? = try {
     e.printStackTrace()
     null
 }
+
+fun haptic(context: Context, durationMillis: Long) {
+    val vibrator = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
+        val vibratorManager =
+            context.getSystemService(Context.VIBRATOR_MANAGER_SERVICE) as VibratorManager
+        vibratorManager.defaultVibrator
+    } else {
+        @Suppress("DEPRECATION")
+        context.getSystemService(VIBRATOR_SERVICE) as Vibrator
+    }
+
+    vibrator.vibrate(VibrationEffect.createOneShot(durationMillis, 30))
+}

app/src/main/java/com/easyhz/picly/view/album/AlbumAdapter.kt

@@ -1,6 +1,7 @@
 package com.easyhz.picly.view.album
 
 import android.view.LayoutInflater
+import android.view.View
 import android.view.ViewGroup
 import android.widget.Filter
 import android.widget.Filterable
@@ -13,6 +14,7 @@ import com.easyhz.picly.domain.model.album.AlbumItem
 class AlbumAdapter(
     private val noResult: (Boolean , String) -> Unit,
     private val onClickLinkButton: (AlbumItem) -> Unit,
+    private val onLongClick: (AlbumItem, View) -> Unit,
     private val onClickListener: (AlbumItem) -> Unit,
 ):RecyclerView.Adapter<AlbumAdapter.AlbumViewHolder>(), Filterable {
     var originalList: List<AlbumItem> = listOf()
@@ -46,6 +48,13 @@ class AlbumAdapter(
             albumCardView.setOnClickListener {
                 onClickListener(currentItem)
             }
+            albumCardView.setOnLongClickListener {
+                fade.apply {
+                    visibility = View.VISIBLE
+                    onLongClick(currentItem, this)
+                }
+                true
+            }
             linkButton.setOnClickListener {
                 onClickLinkButton(currentItem)
             }

app/src/main/java/com/easyhz/picly/view/album/AlbumFragment.kt

@@ -14,9 +14,13 @@ import androidx.recyclerview.widget.GridLayoutManager
 import com.easyhz.picly.R
 import com.easyhz.picly.databinding.FragmentAlbumBinding
 import com.easyhz.picly.domain.model.album.AlbumItem
+import com.easyhz.picly.domain.usecase.album.DeleteAlbumUseCase
 import com.easyhz.picly.util.BlueSnackBar
 import com.easyhz.picly.util.PICLY
+import com.easyhz.picly.util.haptic
+import com.easyhz.picly.util.showAlertDialog
 import com.easyhz.picly.util.toPICLY
+import com.easyhz.picly.view.dialog.LoadingDialog
 import com.easyhz.picly.view.navigation.NavControllerManager
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.CoroutineScope
@@ -31,6 +35,7 @@ class AlbumFragment: Fragment() {
     private lateinit var albumAdapter: AlbumAdapter
     private lateinit var viewModel: AlbumViewModel
     private lateinit var clipboardManager: ClipboardManager
+    private lateinit var loading: LoadingDialog
 
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
@@ -39,6 +44,8 @@ class AlbumFragment: Fragment() {
         binding = FragmentAlbumBinding.inflate(layoutInflater)
         viewModel = ViewModelProvider(requireActivity())[AlbumViewModel::class.java]
         clipboardManager = requireActivity().getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager
+        loading = LoadingDialog(requireActivity())
+
         return binding.root
     }
 
@@ -64,7 +71,8 @@ class AlbumFragment: Fragment() {
     private fun setRecyclerView() {
         albumAdapter = AlbumAdapter(
             noResult = { isEmpty, s -> setNoResult(isEmpty, s) },
-            onClickLinkButton = { onClickLinkButton(it) }
+            onClickLinkButton = { onClickLinkButton(it) },
+            onLongClick = { albumItem, view ->  onLongClick(albumItem, view) }
         ) {
             NavControllerManager.navigateMainToDetail(it)
         }
@@ -105,6 +113,28 @@ class AlbumFragment: Fragment() {
         clipboardManager.setPrimaryClip(clipData)
         BlueSnackBar.make(binding.root, getString(R.string.link_copy)).show()
     }
+
+    private fun onLongClick(albumItem: AlbumItem, view: View) {
+        CoroutineScope(Dispatchers.Main).launch {
+            haptic(requireContext(), 50)
+            delay(500)
+            showAlertDialog(
+                context = requireContext(),
+                title= R.string.dialog_delete_title,
+                message = R.string.dialog_delete_message,
+                positiveButtonText = R.string.delete,
+                onContinue = {
+                    loading.show(true)
+                    deleteAlbum(albumItem.documentId)
+                },
+                negativeButtonText = R.string.cancel,
+                onCancel = { },
+                style = R.style.DialogDeleteTheme
+            )
+            view.visibility = View.GONE
+        }
+    }
+
     private fun setNoResult(isEmpty: Boolean, s: String) {
         if (s.isEmpty() && albumAdapter.originalList.isEmpty()) updateNoResultMessage(true, getString(R.string.no_data_text))
         else updateNoResultMessage(isEmpty, getString(R.string.no_search_text))
@@ -131,4 +161,18 @@ class AlbumFragment: Fragment() {
             viewModel.setSwipe(true)
         }
     }
+
+    private fun deleteAlbum(id: String) {
+        CoroutineScope(Dispatchers.Main).launch {
+            when(val result = viewModel.deleteAlbum(id)) {
+                is DeleteAlbumUseCase.DeleteAlbumResult.Success -> { viewModel.fetchAlbums() }
+                is DeleteAlbumUseCase.DeleteAlbumResult.Error -> onFailure(result.errorMessage)
+            }
+            loading.show(false)
+        }
+    }
+
+    private fun onFailure(message: String) {
+        BlueSnackBar.make(binding.root, message).show()
+    }
 }

app/src/main/java/com/easyhz/picly/view/album/AlbumViewModel.kt

@@ -7,6 +7,7 @@ import androidx.lifecycle.viewModelScope
 import com.easyhz.picly.data.mapper.toAlbumItem
 import com.easyhz.picly.domain.model.album.AlbumItem
 import com.easyhz.picly.domain.usecase.album.AlbumUseCase
+import com.easyhz.picly.domain.usecase.album.DeleteAlbumUseCase
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.flow.collectLatest
 import kotlinx.coroutines.flow.distinctUntilChanged
@@ -17,6 +18,7 @@ import javax.inject.Inject
 class AlbumViewModel
 @Inject constructor(
     private val albumUseCase: AlbumUseCase,
+    private val deleteAlbumUseCase: DeleteAlbumUseCase
 ):ViewModel() {
     private val albumsLiveData = MutableLiveData<List<AlbumItem>>()
     val albums : LiveData<List<AlbumItem>>
@@ -36,6 +38,8 @@ class AlbumViewModel
         }
     }
 
+    suspend fun deleteAlbum(id: String): DeleteAlbumUseCase.DeleteAlbumResult = deleteAlbumUseCase(id)
+
     fun setSearchText(value: String) {
         _searchText.value = value
     }

app/src/main/res/drawable/ripple_card_view.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ripple xmlns:android="http://schemas.android.com/apk/res/android"
+    android:color="?android:attr/colorControlHighlight">
+    <item android:id="@android:id/background">
+        <shape android:shape="rectangle">
+            <solid android:color="@color/collectionViewCellBackground30" />
+        </shape>
+    </item>
+</ripple>

app/src/main/res/layout/item_album.xml

@@ -122,5 +122,12 @@
                     />
             </LinearLayout>
         </LinearLayout>
+        <LinearLayout
+            android:id="@+id/fade"
+            android:visibility="gone"
+            android:foreground="@drawable/ripple_card_view"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:orientation="horizontal" />
     </androidx.cardview.widget.CardView>
 </layout>

app/src/main/res/values/colors.xml

@@ -9,6 +9,7 @@
     <color name="mainBackground">#FF2C2C35</color>
     <color name="collectionViewCellBackground">#FF383843</color>
     <color name="collectionViewCellBackground50">#B3383843</color>
+    <color name="collectionViewCellBackground30">#4D383843</color>
     <color name="floatButtonBackground">#FF62626D</color>
     <color name="highlightBlue">#FF83B4F9</color>
     <color name="textFieldBackground">#FF1C1C1E</color>