skydoves

@Singleton
class GithubUserRepository @Inject
constructor(val githubUserDao: GithubUserDao, val service: GithubService) {

    @InjectPreference lateinit var profile: Preference_UserProfile

    init {
        Timber.d("Injection GithubUserRepository")
        PreferenceComponent_PrefAppComponent.getInstance().inject(this)
    }

skydoves

override 
fun loadFromDb(): LiveData<List<Follower>> {
  return followersDao.getFollowers(user, page, isFollowers)
}

skydoves

@Database(entities = [(History::class), (Follower::class), (GithubUser::class)], version = 2)
abstract class AppDatabase: RoomDatabase() {
    abstract fun historyDao(): HistoryDao
    abstract fun githubUserDao(): GithubUserDao
    abstract fun followersDao(): FollowersDao
}

skydoves

@Dao
interface HistoryDao {
    @Query("SELECT* FROM SearchHistory ORDER BY history DESC LIMIT 20")
    fun selectRecentHistoryList(): LiveData<List<History>>

    @Insert(onConflict = OnConflictStrategy.REPLACE)
    fun insertHistory(history: History)

    @Query("DELETE FROM SearchHistory WHERE search = :search")
    fun deleteHistory(search: String)

skydoves

@Entity(tableName = "SearchHistory")
data class History(
    @PrimaryKey val search: String,
    val history: Long
)

skydoves

@Inject lateinit var viewModelFactory: AppViewModelFactory
private val viewModel by lazy { ViewModelProviders.of(this, viewModelFactory).get(MainActivityViewModel::class.java) }
  
override fun onCreate(savedInstanceState: Bundle?) {
        AndroidInjection.inject(this)
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)
      }

skydoves

class SearchActivityViewModel @Inject
constructor(private val githubUserRepository: GithubUserRepository, private val historyRepository: HistoryRepository): ViewModel() {

    val login: MutableLiveData<String> = MutableLiveData()
    var githubUserLiveData: LiveData<Resource<GithubUser>> = MutableLiveData()
    val historiesLiveData: MutableLiveData<List<History>> = MutableLiveData()

    val toast: MutableLiveData<String> = MutableLiveData()

    init {

skydoves

@Singleton
public class AppViewModelFactory implements ViewModelProvider.Factory {
    private final Map<Class<? extends ViewModel>, Provider<ViewModel>> creators;

    @Inject
    public AppViewModelFactory(Map<Class<? extends ViewModel>, Provider<ViewModel>> creators) {
        this.creators = creators;
    }

    @SuppressWarnings("unchecked")

skydoves

@InjectPreference
lateinit var component: PreferenceComponent_UserProfileComponent
    
override fun onCreate(savedInstanceState: Bundle?) {
   super.onCreate(savedInstanceState)
   setContentView(R.layout.activity_main)
    PreferenceComponent_UserProfileComponent.getInstance().inject(this) // inject dependency injection to MainActivity.

skydoves

@PreferenceComponent(entities = arrayOf(Profile::class, Device::class))
interface UserProfileComponent {
    /**
     * declare dependency injection targets.
     */
    fun inject(target: MainActivity)
    fun inject(target: LoginActivity)
}