PlayerAndroid/app/src/main/java/code/name/monkey/retromusic/fragments/genres/GenreDetailsViewModel.kt

65 lines
2.2 KiB
Kotlin

/*
* Copyright (c) 2020 Hemanth Savarla.
*
* Licensed under the GNU General Public License v3
*
* This is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details.
*
*/
package code.name.monkey.retromusic.fragments.genres
import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import code.name.monkey.retromusic.interfaces.IMusicServiceEventListener
import code.name.monkey.retromusic.model.Genre
import code.name.monkey.retromusic.model.Song
import code.name.monkey.retromusic.repository.RealRepository
import kotlinx.coroutines.Dispatchers.Main
import kotlinx.coroutines.launch
import kotlinx.coroutines.withContext
class GenreDetailsViewModel(
private val realRepository: RealRepository,
private val genre: Genre
) : ViewModel(), IMusicServiceEventListener {
private val _playListSongs = MutableLiveData<List<Song>>()
private val _genre = MutableLiveData<Genre>().apply {
postValue(genre)
}
fun getSongs(): LiveData<List<Song>> = _playListSongs
fun getGenre(): LiveData<Genre> = _genre
init {
loadGenreSongs(genre)
}
private fun loadGenreSongs(genre: Genre) = viewModelScope.launch {
val songs = realRepository.getGenre(genre.id)
withContext(Main) { _playListSongs.postValue(songs) }
}
override fun onMediaStoreChanged() {
loadGenreSongs(genre)
}
override fun onServiceConnected() {}
override fun onServiceDisconnected() {}
override fun onQueueChanged() {}
override fun onPlayingMetaChanged() {}
override fun onPlayStateChanged() {}
override fun onRepeatModeChanged() {}
override fun onShuffleModeChanged() {}
override fun onFavoriteStateChanged() {}
}