Add ApplicationConfig object to help tweaking the application / brand name used across the application.

app/src/main/kotlin/io/element/android/x/di/AppModule.kt

@@ -23,6 +23,7 @@ import androidx.preference.PreferenceManager
 import com.squareup.anvil.annotations.ContributesTo
 import dagger.Module
 import dagger.Provides
+import io.element.android.appconfig.ApplicationConfig
 import io.element.android.features.messages.impl.timeline.components.customreaction.DefaultEmojibaseProvider
 import io.element.android.features.messages.impl.timeline.components.customreaction.EmojibaseProvider
 import io.element.android.libraries.core.coroutine.CoroutineDispatchers
@@ -79,10 +80,9 @@ object AppModule {
     fun providesBuildMeta(@ApplicationContext context: Context, buildType: BuildType) = BuildMeta(
         isDebuggable = BuildConfig.DEBUG,
         buildType = buildType,
-        applicationName = context.getString(R.string.app_name),
-        productionApplicationName = "Element",
-        // Use the same name for desktop and mobile for now
-        desktopApplicationName = context.getString(R.string.app_name),
+        applicationName = ApplicationConfig.APPLICATION_NAME.takeIf { it.isNotEmpty() } ?: context.getString(R.string.app_name),
+        productionApplicationName = ApplicationConfig.PRODUCTION_APPLICATION_NAME,
+        desktopApplicationName = ApplicationConfig.DESKTOP_APPLICATION_NAME,
         applicationId = BuildConfig.APPLICATION_ID,
         // TODO EAx Config.LOW_PRIVACY_LOG_ENABLE,
         lowPrivacyLoggingEnabled = false,

appconfig/src/main/kotlin/io/element/android/appconfig/ApplicationConfig.kt

@@ -0,0 +1,43 @@
+/*
+ * 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.appconfig
+
+object ApplicationConfig {
+    /**
+     * Application name used in the UI for string. If empty, the value is taken from the resources `R.string.app_name`.
+     * Note that this value is not used for the launcher icon.
+     * For Element, the value is empty, and so read from `R.string.app_name`, which depends on the build variant:
+     * - "Element X" for release builds;
+     * - "Element X dbg" for debug builds;
+     * - "Element X nightly" for nightly builds.
+     */
+    const val APPLICATION_NAME: String = ""
+
+    /**
+     * Used in the strings to reference the Element client.
+     * Cannot be empty.
+     * For Element, the value is "Element".
+     */
+    const val PRODUCTION_APPLICATION_NAME: String = "Element"
+
+    /**
+     * Used in the strings to reference the Element Desktop client, for instance Element Web.
+     * Cannot be empty.
+     * For Element, the value is "Element". We use the same name for desktop and mobile for now.
+     */
+    const val DESKTOP_APPLICATION_NAME: String = "Element"
+}