Adding use case to get live location of users

vector/src/main/java/im/vector/app/features/location/live/map/GetCurrentUserLiveLocationUseCase.kt

@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2022 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package im.vector.app.features.location.live.map
+
+import im.vector.app.features.location.LocationData
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.flow
+import javax.inject.Inject
+
+class GetCurrentUserLiveLocationUseCase @Inject constructor() {
+
+    // TODO add unit tests
+    fun execute(): Flow<List<UserLiveLocationViewState>> {
+        // TODO get room and call SDK to get the correct flow
+        return flow {
+            val user1 = UserLiveLocationViewState(
+                    userId = "user1",
+                    locationData = LocationData(
+                            latitude = 48.863447,
+                            longitude = 2.328608,
+                            uncertainty = null
+                    )
+            )
+            val user2 = UserLiveLocationViewState(
+                    userId = "user2",
+                    locationData = LocationData(
+                            latitude = 48.843816,
+                            longitude = 2.359235,
+                            uncertainty = null
+                    )
+            )
+            emit(listOf(user1, user2))
+        }
+    }
+}

vector/src/main/java/im/vector/app/features/location/live/map/LocationLiveMapViewModel.kt

@@ -23,16 +23,15 @@ import dagger.assisted.AssistedInject
 import im.vector.app.core.di.MavericksAssistedViewModelFactory
 import im.vector.app.core.di.hiltMavericksViewModelFactory
 import im.vector.app.core.platform.VectorViewModel
-import im.vector.app.features.home.room.detail.timeline.helper.LocationPinProvider
-import org.matrix.android.sdk.api.session.Session
-import org.matrix.android.sdk.api.session.getRoom
+import kotlinx.coroutines.flow.launchIn
+import kotlinx.coroutines.flow.onEach
 
+// TODO add unit tests
 class LocationLiveMapViewModel @AssistedInject constructor(
         @Assisted private val initialState: LocationLiveMapViewState,
+        getCurrentUserLiveLocationUseCase: GetCurrentUserLiveLocationUseCase
 ) : VectorViewModel<LocationLiveMapViewState, LocationLiveMapAction, LocationLiveMapViewEvents>(initialState) {
 
-    // TODO create useCase to get Flow of user live location in room => Mock data for now
-
     @AssistedFactory
     interface Factory : MavericksAssistedViewModelFactory<LocationLiveMapViewModel, LocationLiveMapViewState> {
         override fun create(initialState: LocationLiveMapViewState): LocationLiveMapViewModel
@@ -41,7 +40,9 @@ class LocationLiveMapViewModel @AssistedInject constructor(
     companion object : MavericksViewModelFactory<LocationLiveMapViewModel, LocationLiveMapViewState> by hiltMavericksViewModelFactory()
 
     init {
-        // TODO call use case to collect flow of user live location
+        getCurrentUserLiveLocationUseCase.execute()
+                .onEach { setState { copy(userLocations = it) } }
+                .launchIn(viewModelScope)
     }
 
     override fun handle(action: LocationLiveMapAction) {