add like/boost functionality

app/src/main/kotlin/at/connyduck/pixelcat/components/timeline/TimelineFragment.kt

@@ -80,19 +80,14 @@ class TimelineFragment : DaggerFragment(R.layout.fragment_timeline), TimeLineAct
             binding.timelineSwipeRefresh.isRefreshing = false
         }
 
-        // viewModel.posts.observe(viewLifecycleOwner, Observer { t -> adapter.submitList(t) })
     }
 
-    companion object {
+    override fun onFavorite(status: StatusEntity) {
-        fun newInstance() = TimelineFragment()
+        viewModel.onFavorite(status)
     }
 
-    override fun onFavorite(post: StatusEntity) {
+    override fun onBoost(status: StatusEntity) {
-        viewModel.onFavorite(post)
+        viewModel.onBoost(status)
-    }
-
-    override fun onBoost(post: StatusEntity) {
-        viewModel.onBoost(post)
     }
 
     override fun onReply(status: StatusEntity) {
@@ -106,4 +101,8 @@ class TimelineFragment : DaggerFragment(R.layout.fragment_timeline), TimeLineAct
     override fun onDetailsOpened(status: StatusEntity) {
         startActivity(DetailActivity.newIntent(requireContext(), status.actionableId))
     }
+
+    companion object {
+        fun newInstance() = TimelineFragment()
+    }
 }

app/src/main/kotlin/at/connyduck/pixelcat/components/timeline/TimelineListAdapter.kt

@@ -35,8 +35,8 @@ import java.text.DateFormat
 import java.text.SimpleDateFormat
 
 interface TimeLineActionListener {
-    fun onFavorite(post: StatusEntity)
+    fun onFavorite(status: StatusEntity)
-    fun onBoost(post: StatusEntity)
+    fun onBoost(status: StatusEntity)
     fun onReply(status: StatusEntity)
     fun onMediaVisibilityChanged(status: StatusEntity)
     fun onDetailsOpened(status: StatusEntity)

app/src/main/kotlin/at/connyduck/pixelcat/components/timeline/TimelineUseCases.kt

@@ -0,0 +1,61 @@
+package at.connyduck.pixelcat.components.timeline
+
+import at.connyduck.pixelcat.db.AccountManager
+import at.connyduck.pixelcat.db.AppDatabase
+import at.connyduck.pixelcat.db.entitity.StatusEntity
+import at.connyduck.pixelcat.db.entitity.toEntity
+import at.connyduck.pixelcat.model.Status
+import at.connyduck.pixelcat.network.FediverseApi
+import at.connyduck.pixelcat.network.calladapter.NetworkResponse
+import javax.inject.Inject
+import javax.inject.Singleton
+
+@Singleton
+class TimelineUseCases @Inject constructor(
+    val api: FediverseApi,
+    val db: AppDatabase,
+    val accountManager: AccountManager
+) {
+
+    suspend fun onFavorite(status: StatusEntity) {
+            val alreadyFavourited = status.favourited
+            if (alreadyFavourited) {
+                api.unfavouriteStatus(status.actionableId)
+            } else {
+                api.favouriteStatus(status.actionableId)
+            }.updateStatusInDb()
+    }
+
+    suspend fun onBoost(status: StatusEntity) {
+            val alreadyBoosted = status.reblogged
+            if (alreadyBoosted) {
+                api.unreblogStatus(status.actionableId)
+            } else {
+                api.reblogStatus(status.actionableId)
+            }.updateStatusInDb()
+
+    }
+
+    suspend fun onMediaVisibilityChanged(status: StatusEntity) {
+            db.statusDao().changeMediaVisibility(
+                !status.mediaVisible,
+                status.id,
+                accountManager.activeAccount()?.id!!
+            )
+
+    }
+
+    private suspend fun NetworkResponse<Status>.updateStatusInDb() {
+        fold<Any?>(
+            { updatedStatus ->
+                val accountId = accountManager.activeAccount()?.id!!
+                val updatedStatusEntity = updatedStatus.toEntity(accountId)
+                db.statusDao().insertOrReplace(updatedStatusEntity)
+            },
+            {
+                // Todo
+            }
+        )
+    }
+
+}

app/src/main/kotlin/at/connyduck/pixelcat/components/timeline/TimelineViewModel.kt

@@ -28,10 +28,7 @@ import androidx.paging.cachedIn
 import at.connyduck.pixelcat.db.AccountManager
 import at.connyduck.pixelcat.db.AppDatabase
 import at.connyduck.pixelcat.db.entitity.StatusEntity
-import at.connyduck.pixelcat.db.entitity.toEntity
-import at.connyduck.pixelcat.model.Status
 import at.connyduck.pixelcat.network.FediverseApi
-import at.connyduck.pixelcat.network.calladapter.NetworkResponse
 import kotlinx.coroutines.FlowPreview
 import kotlinx.coroutines.flow.asFlow
 import kotlinx.coroutines.flow.flatMapConcat
@@ -39,9 +36,10 @@ import kotlinx.coroutines.launch
 import javax.inject.Inject
 
 class TimelineViewModel @Inject constructor(
-    private val accountManager: AccountManager,
+    accountManager: AccountManager,
     private val db: AppDatabase,
-    private val fediverseApi: FediverseApi
+    private val fediverseApi: FediverseApi,
+    private val useCases: TimelineUseCases
 ) : ViewModel() {
 
     @OptIn(FlowPreview::class)
@@ -58,46 +56,20 @@ class TimelineViewModel @Inject constructor(
 
     fun onFavorite(status: StatusEntity) {
         viewModelScope.launch {
-            val alreadyFavourited = status.favourited
+            useCases.onFavorite(status)
-            if (alreadyFavourited) {
-                fediverseApi.unfavouriteStatus(status.actionableId)
-            } else {
-                fediverseApi.favouriteStatus(status.actionableId)
-            }.updateStatusInDb()
         }
     }
 
     fun onBoost(status: StatusEntity) {
         viewModelScope.launch {
-            val alreadyBoosted = status.reblogged
+            useCases.onBoost(status)
-            if (alreadyBoosted) {
-                fediverseApi.unreblogStatus(status.actionableId)
-            } else {
-                fediverseApi.reblogStatus(status.actionableId)
-            }.updateStatusInDb()
         }
     }
 
     fun onMediaVisibilityChanged(status: StatusEntity) {
         viewModelScope.launch {
-            db.statusDao().changeMediaVisibility(
+            useCases.onMediaVisibilityChanged(status)
-                !status.mediaVisible,
-                status.id,
-                accountManager.activeAccount()?.id!!
-            )
         }
     }
 
-    private suspend fun NetworkResponse<Status>.updateStatusInDb() {
-        fold<Any?>(
-            { updatedStatus ->
-                val accountId = accountManager.activeAccount()?.id!!
-                val updatedStatusEntity = updatedStatus.toEntity(accountId)
-                db.statusDao().insertOrReplace(updatedStatusEntity)
-            },
-            {
-                // Todo
-            }
-        )
-    }
 }

app/src/main/kotlin/at/connyduck/pixelcat/components/timeline/detail/DetailActivity.kt

@@ -80,12 +80,12 @@ class DetailActivity: BaseActivity(), TimeLineActionListener {
 
     }
 
-    override fun onFavorite(post: StatusEntity) {
+    override fun onFavorite(status: StatusEntity) {
-        TODO("Not yet implemented")
+        viewModel.onFavorite(status)
     }
 
-    override fun onBoost(post: StatusEntity) {
+    override fun onBoost(status: StatusEntity) {
-        TODO("Not yet implemented")
+        viewModel.onBoost(status)
     }
 
     override fun onReply(status: StatusEntity) {
@@ -93,7 +93,7 @@ class DetailActivity: BaseActivity(), TimeLineActionListener {
     }
 
     override fun onMediaVisibilityChanged(status: StatusEntity) {
-        TODO("Not yet implemented")
+        viewModel.onMediaVisibilityChanged(status)
     }
 
     override fun onDetailsOpened(status: StatusEntity) {

app/src/main/kotlin/at/connyduck/pixelcat/components/timeline/detail/DetailViewModel.kt

@@ -22,6 +22,7 @@ package at.connyduck.pixelcat.components.timeline.detail
 import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
+import at.connyduck.pixelcat.components.timeline.TimelineUseCases
 import at.connyduck.pixelcat.components.util.Loading
 import at.connyduck.pixelcat.components.util.Success
 import at.connyduck.pixelcat.components.util.UiState
@@ -35,9 +36,10 @@ import kotlinx.coroutines.launch
 import javax.inject.Inject
 
 class DetailViewModel @Inject constructor(
-    val api: FediverseApi,
+    private val api: FediverseApi,
-    val db: AppDatabase,
+    private val db: AppDatabase,
-    val accountManager: AccountManager
+    private val accountManager: AccountManager,
+    private val useCases: TimelineUseCases
 ) : ViewModel() {
 
     val currentStatus = MutableLiveData<UiState<StatusEntity>>()
@@ -75,7 +77,6 @@ class DetailViewModel @Inject constructor(
         }
     }
 
-
     private suspend fun loadStatus() {
         api.status(statusId).fold({
             val statusEntity = it.toEntity(accountManager.activeAccount()?.id!!)
@@ -96,4 +97,22 @@ class DetailViewModel @Inject constructor(
         })
     }
 
+    fun onFavorite(status: StatusEntity) {
+        viewModelScope.launch {
+            useCases.onFavorite(status)
+        }
+    }
+
+    fun onBoost(status: StatusEntity) {
+        viewModelScope.launch {
+            useCases.onBoost(status)
+        }
+    }
+
+    fun onMediaVisibilityChanged(status: StatusEntity) {
+        viewModelScope.launch {
+            useCases.onMediaVisibilityChanged(status)
+        }
+    }
+
 }

app/src/main/kotlin/at/connyduck/pixelcat/components/util/BindingHolder.kt

@@ -3,6 +3,6 @@ package at.connyduck.pixelcat.components.util
 import androidx.recyclerview.widget.RecyclerView
 import androidx.viewbinding.ViewBinding
 
-class BindingHolder<T: ViewBinding>(
+class BindingHolder<T : ViewBinding>(
     val binding: T
-): RecyclerView.ViewHolder(binding.root)
+) : RecyclerView.ViewHolder(binding.root)