DataSource wrapping

Some refactoring

app/src/main/kotlin/com/meloda/fast/di/DatabaseModule.kt

@@ -0,0 +1,38 @@
+package com.meloda.fast.di
+
+import com.meloda.fast.common.AppGlobal
+import com.meloda.fast.database.AppDatabase
+import com.meloda.fast.database.dao.ConversationsDao
+import com.meloda.fast.database.dao.MessagesDao
+import com.meloda.fast.database.dao.UsersDao
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import javax.inject.Singleton
+
+@InstallIn(SingletonComponent::class)
+@Module
+object DatabaseModule {
+
+    @Provides
+    @Singleton
+    fun provideAppDatabase(): AppDatabase =
+        AppGlobal.appDatabase
+
+    @Provides
+    @Singleton
+    fun provideUsersDao(appDatabase: AppDatabase): UsersDao =
+        appDatabase.usersDao()
+
+    @Provides
+    @Singleton
+    fun provideConversationsDao(appDatabase: AppDatabase): ConversationsDao =
+        appDatabase.conversationsDao()
+
+    @Provides
+    @Singleton
+    fun provideMessagesDao(appDatabase: AppDatabase): MessagesDao =
+        appDatabase.messagesDao()
+
+}

app/src/main/kotlin/com/meloda/fast/di/Modules.kt

@@ -1 +0,0 @@
-package com.meloda.fast.di