Merge "Add RemoteInputRepository & interactor." into main
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/data/repository/RemoteInputRepositoryImplTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/data/repository/RemoteInputRepositoryImplTest.kt
new file mode 100644
index 0000000..8a0400d
--- /dev/null
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/data/repository/RemoteInputRepositoryImplTest.kt
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * 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.
+ */
+
+@file:OptIn(ExperimentalCoroutinesApi::class)
+
+package com.android.systemui.statusbar.data.repository
+
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import com.android.systemui.SysuiTestCase
+import com.android.systemui.coroutines.collectLastValue
+import com.android.systemui.statusbar.NotificationRemoteInputManager
+import com.android.systemui.util.mockito.withArgCaptor
+import com.google.common.truth.Truth.assertThat
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.test.TestScope
+import kotlinx.coroutines.test.runCurrent
+import kotlinx.coroutines.test.runTest
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.Mock
+import org.mockito.Mockito.verify
+import org.mockito.MockitoAnnotations
+
+@SmallTest
+@RunWith(AndroidJUnit4::class)
+class RemoteInputRepositoryImplTest : SysuiTestCase() {
+    @Mock private lateinit var remoteInputManager: NotificationRemoteInputManager
+
+    private lateinit var testScope: TestScope
+    private lateinit var underTest: RemoteInputRepositoryImpl
+
+    @Before
+    fun setUp() {
+        MockitoAnnotations.initMocks(this)
+
+        testScope = TestScope()
+        underTest = RemoteInputRepositoryImpl(remoteInputManager)
+    }
+
+    @Test
+    fun isRemoteInputActive_updatesOnChange() =
+        testScope.runTest {
+            val active by collectLastValue(underTest.isRemoteInputActive)
+            runCurrent()
+            assertThat(active).isFalse()
+
+            val callback = withArgCaptor {
+                verify(remoteInputManager).addControllerCallback(capture())
+            }
+
+            callback.onRemoteInputActive(true)
+            runCurrent()
+            assertThat(active).isTrue()
+
+            callback.onRemoteInputActive(false)
+            runCurrent()
+            assertThat(active).isFalse()
+        }
+}
diff --git a/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/domain/interactor/RemoteInputInteractorTest.kt b/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/domain/interactor/RemoteInputInteractorTest.kt
new file mode 100644
index 0000000..12469dd
--- /dev/null
+++ b/packages/SystemUI/multivalentTests/src/com/android/systemui/statusbar/domain/interactor/RemoteInputInteractorTest.kt
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * 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.
+ */
+
+@file:OptIn(ExperimentalCoroutinesApi::class)
+
+package com.android.systemui.statusbar.domain.interactor
+
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import com.android.systemui.SysuiTestCase
+import com.android.systemui.coroutines.collectLastValue
+import com.android.systemui.kosmos.testScope
+import com.android.systemui.statusbar.data.repository.fakeRemoteInputRepository
+import com.android.systemui.testKosmos
+import com.google.common.truth.Truth.assertThat
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.test.runCurrent
+import kotlinx.coroutines.test.runTest
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@SmallTest
+@RunWith(AndroidJUnit4::class)
+class RemoteInputInteractorTest : SysuiTestCase() {
+    private val kosmos = testKosmos()
+    private val testScope = kosmos.testScope
+    private val fakeRemoteInputRepository = kosmos.fakeRemoteInputRepository
+    private val underTest = kosmos.remoteInputInteractor
+
+    @Test
+    fun isRemoteInputActive_true() =
+        testScope.runTest {
+            val active by collectLastValue(underTest.isRemoteInputActive)
+
+            fakeRemoteInputRepository.isRemoteInputActive.value = true
+            runCurrent()
+
+            assertThat(active).isTrue()
+        }
+
+    @Test
+    fun isRemoteInputActive_false() =
+        testScope.runTest {
+            val active by collectLastValue(underTest.isRemoteInputActive)
+
+            fakeRemoteInputRepository.isRemoteInputActive.value = false
+            runCurrent()
+
+            assertThat(active).isFalse()
+        }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/data/StatusBarDataLayerModule.kt b/packages/SystemUI/src/com/android/systemui/statusbar/data/StatusBarDataLayerModule.kt
index 29d53fc..9f878b2 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/data/StatusBarDataLayerModule.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/data/StatusBarDataLayerModule.kt
@@ -16,6 +16,7 @@
 package com.android.systemui.statusbar.data
 
 import com.android.systemui.statusbar.data.repository.KeyguardStatusBarRepositoryModule
+import com.android.systemui.statusbar.data.repository.RemoteInputRepositoryModule
 import com.android.systemui.statusbar.data.repository.StatusBarModeRepositoryModule
 import com.android.systemui.statusbar.phone.data.StatusBarPhoneDataLayerModule
 import dagger.Module
@@ -24,6 +25,7 @@
     includes =
         [
             KeyguardStatusBarRepositoryModule::class,
+            RemoteInputRepositoryModule::class,
             StatusBarModeRepositoryModule::class,
             StatusBarPhoneDataLayerModule::class
         ]
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/data/repository/RemoteInputRepository.kt b/packages/SystemUI/src/com/android/systemui/statusbar/data/repository/RemoteInputRepository.kt
new file mode 100644
index 0000000..c0302bc
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/data/repository/RemoteInputRepository.kt
@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * 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 com.android.systemui.statusbar.data.repository
+
+import com.android.systemui.common.coroutine.ConflatedCallbackFlow.conflatedCallbackFlow
+import com.android.systemui.dagger.SysUISingleton
+import com.android.systemui.statusbar.NotificationRemoteInputManager
+import com.android.systemui.statusbar.RemoteInputController
+import dagger.Binds
+import dagger.Module
+import javax.inject.Inject
+import kotlinx.coroutines.channels.awaitClose
+import kotlinx.coroutines.flow.Flow
+
+/**
+ * Repository used for tracking the state of notification remote input (e.g. when the user presses
+ * "reply" on a notification and the keyboard opens).
+ */
+interface RemoteInputRepository {
+    /** Whether remote input is currently active for any notification. */
+    val isRemoteInputActive: Flow<Boolean>
+}
+
+@SysUISingleton
+class RemoteInputRepositoryImpl
+@Inject
+constructor(
+    private val notificationRemoteInputManager: NotificationRemoteInputManager,
+) : RemoteInputRepository {
+    override val isRemoteInputActive: Flow<Boolean> = conflatedCallbackFlow {
+        trySend(false) // initial value is false
+        val callback =
+            object : RemoteInputController.Callback {
+                override fun onRemoteInputActive(active: Boolean) {
+                    trySend(active)
+                }
+            }
+        notificationRemoteInputManager.addControllerCallback(callback)
+        awaitClose { notificationRemoteInputManager.removeControllerCallback(callback) }
+    }
+}
+
+@Module
+interface RemoteInputRepositoryModule {
+    @Binds fun bindImpl(impl: RemoteInputRepositoryImpl): RemoteInputRepository
+}
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/domain/interactor/RemoteInputInteractor.kt b/packages/SystemUI/src/com/android/systemui/statusbar/domain/interactor/RemoteInputInteractor.kt
new file mode 100644
index 0000000..68f727b
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/domain/interactor/RemoteInputInteractor.kt
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * 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 com.android.systemui.statusbar.domain.interactor
+
+import com.android.systemui.dagger.SysUISingleton
+import com.android.systemui.statusbar.data.repository.RemoteInputRepository
+import javax.inject.Inject
+import kotlinx.coroutines.flow.Flow
+
+/**
+ * Interactor used for business logic pertaining to the notification remote input (e.g. when the
+ * user presses "reply" on a notification and the keyboard opens).
+ */
+@SysUISingleton
+class RemoteInputInteractor @Inject constructor(remoteInputRepository: RemoteInputRepository) {
+    /** Is remote input currently active for a notification? */
+    val isRemoteInputActive: Flow<Boolean> = remoteInputRepository.isRemoteInputActive
+}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/data/repository/FakeKeyguardStatusBarRepository.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/data/repository/FakeKeyguardStatusBarRepository.kt
similarity index 100%
rename from packages/SystemUI/tests/src/com/android/systemui/statusbar/data/repository/FakeKeyguardStatusBarRepository.kt
rename to packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/data/repository/FakeKeyguardStatusBarRepository.kt
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/data/repository/FakeRemoteInputRepository.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/data/repository/FakeRemoteInputRepository.kt
new file mode 100644
index 0000000..c416ea1
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/data/repository/FakeRemoteInputRepository.kt
@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * 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 com.android.systemui.statusbar.data.repository
+
+import kotlinx.coroutines.flow.MutableStateFlow
+
+class FakeRemoteInputRepository : RemoteInputRepository {
+    override val isRemoteInputActive = MutableStateFlow(false)
+}
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/data/repository/RemoteInputRepositoryKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/data/repository/RemoteInputRepositoryKosmos.kt
new file mode 100644
index 0000000..1684efb
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/data/repository/RemoteInputRepositoryKosmos.kt
@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * 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 com.android.systemui.statusbar.data.repository
+
+import com.android.systemui.kosmos.Kosmos
+
+var Kosmos.remoteInputRepository: RemoteInputRepository by
+    Kosmos.Fixture { fakeRemoteInputRepository }
+val Kosmos.fakeRemoteInputRepository by Kosmos.Fixture { FakeRemoteInputRepository() }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/domain/interactor/RemoteInputInteractorKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/domain/interactor/RemoteInputInteractorKosmos.kt
new file mode 100644
index 0000000..07b39dc
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/domain/interactor/RemoteInputInteractorKosmos.kt
@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * 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 com.android.systemui.statusbar.domain.interactor
+
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.statusbar.data.repository.remoteInputRepository
+
+val Kosmos.remoteInputInteractor by Kosmos.Fixture { RemoteInputInteractor(remoteInputRepository) }