Move InMemorySessionStore in it's own module implementation

libraries/session-storage/impl-memory/build.gradle.kts

@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2023 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.
+ */
+
+plugins {
+    id("io.element.android-library")
+}
+
+android {
+    namespace = "io.element.android.libraries.sessionstorage.impl.memory"
+}
+
+dependencies {
+    implementation(projects.libraries.sessionStorage.api)
+    implementation(libs.coroutines.core)
+}

libraries/session-storage/impl-memory/src/main/kotlin/io/element/android/libraries/sessionstorage/impl/memory/InMemorySessionStore.kt

@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2023 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 io.element.android.libraries.sessionstorage.impl.memory
+
+import io.element.android.libraries.sessionstorage.api.SessionData
+import io.element.android.libraries.sessionstorage.api.SessionStore
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.map
+
+class InMemorySessionStore : SessionStore {
+
+    private var sessionDataFlow = MutableStateFlow<SessionData?>(null)
+
+    override fun isLoggedIn(): Flow<Boolean> {
+        return sessionDataFlow.map { it != null }
+    }
+
+    override suspend fun storeData(sessionData: SessionData) {
+        sessionDataFlow.value = sessionData
+    }
+
+    override suspend fun getSession(sessionId: String): SessionData? {
+        return sessionDataFlow.value.takeIf { it?.userId == sessionId }
+    }
+
+    override suspend fun getLatestSession(): SessionData? {
+        return sessionDataFlow.value
+    }
+
+    override suspend fun removeSession(sessionId: String) {
+        if (sessionDataFlow.value?.userId == sessionId) {
+            sessionDataFlow.value = null
+        }
+    }
+}