Kotlin LiveData不更新UI（使用ViewModel和Room数据库）
因此，我使用LiveData和ViewModel设置获取和插入数据的功能，并使用Room数据库保存数据 将数据插入数据库后，我的RecyclerView不会更新数据 RecyclerAdapterTransaksi.ktKotlin LiveData不更新UI（使用ViewModel和Room数据库）,kotlin,mvvm,viewmodel,android-livedata,room,Kotlin,Mvvm,Viewmodel,Android Livedata,Room,因此，我使用LiveData和ViewModel设置获取和插入数据的功能，并使用Room数据库保存数据 将数据插入数据库后，我的RecyclerView不会更新数据 RecyclerAdapterTransaksi.kt class RecyclerAdapterTransaksi(var context: Context, private val listener: (Transaksi) -> Unit) : RecyclerView.Adapter<RecyclerAdapte
class RecyclerAdapterTransaksi(var context: Context, private val listener: (Transaksi) -> Unit) :
RecyclerView.Adapter<RecyclerAdapterTransaksi.TransaksiViewHolder>() {
private var listTransaksi = arrayListOf<Transaksi>()
fun setListTransaksi(listTransaksi: ArrayList<Transaksi>) {
this.listTransaksi = listTransaksi
notifyDataSetChanged()
}
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): TransaksiViewHolder {
context = parent.context
val binding = ListItemBinding.inflate(LayoutInflater.from(context), parent, false)
return TransaksiViewHolder(binding)
}
override fun onBindViewHolder(holder: TransaksiViewHolder, position: Int) {
holder.bindItem(listTransaksi[position], listener)
}
override fun getItemCount(): Int = listTransaksi.size
class TransaksiViewHolder(private val binding: ListItemBinding) :
RecyclerView.ViewHolder(binding.root) {
@SuppressLint("SimpleDateFormat")
fun bindItem(transaksi: Transaksi, listener: (Transaksi) -> Unit) {
binding.textViewNamaTransaksi.text = transaksi.namaTransaksi
binding.textViewJmlTransaksi.text = transaksi.total.toString()
binding.textViewTglTransaksi.text = SimpleDateFormat("dd MMM yyyy").format(transaksi.tglTransaksi!!)
itemView.setOnClickListener {
listener(transaksi)
}
}
}
}
class PemasukkanFragment : Fragment() {
private var _binding: FragmentPemasukkanBinding? = null
private val binding get() = _binding!!
private val viewModel: TransaksiViewModel by lazy {
val dataSource = UwangkuDatabase.getInstance(requireContext()).transactionDao
val factory = TransaksiViewModelFactory(dataSource)
ViewModelProvider(this, factory).get(TransaksiViewModel::class.java)
}
override fun onCreateView(
inflater: LayoutInflater, container: ViewGroup?,
savedInstanceState: Bundle?
): View? {
// Inflate the layout for this fragment
_binding = FragmentPemasukkanBinding.inflate(inflater, container, false)
binding.fabPemasukkan.setOnClickListener {
val intent = Intent(requireContext(), TambahDataActivity::class.java)
intent.putExtra(Constant.TIPE_TRANSAKSI, Constant.PEMASUKKAN)
intent.putExtra(Constant.TIPE_AKSI, Constant.AKSI_TAMBAH)
startActivity(intent)
}
getDataPemasukkan()
return binding.root
}
private fun getDataPemasukkan() {
binding.recyclerViewPemasukan.setHasFixedSize(true)
binding.recyclerViewPemasukan.layoutManager = LinearLayoutManager(requireContext())
val adapter = RecyclerAdapterTransaksi(requireContext()) {
//action when item clicked
showKonfirmasiEdit(it)
}
binding.recyclerViewPemasukan.adapter = adapter
viewModel.getData(Date(), Constant.PEMASUKKAN)
viewModel.dataTransaksi.observe(viewLifecycleOwner, Observer {
adapter.setListTransaksi(it as ArrayList<Transaksi>)
})
}
private fun showKonfirmasiEdit(transaksi: Transaksi){
val intent = Intent(requireContext(),TambahDataActivity::class.java)
val builder = AlertDialog.Builder(requireContext())
.setMessage(R.string.edit_message)
.setPositiveButton(R.string.edit){_,_ ->
intent.putExtra(Constant.DATA_PEMASUKKAN, transaksi)
intent.putExtra(Constant.TIPE_TRANSAKSI, Constant.PEMASUKKAN)
intent.putExtra(Constant.TIPE_AKSI, Constant.AKSI_EDIT)
startActivity(intent)
}
.setNegativeButton(R.string.batal){dialog, _ ->
dialog.cancel()
}
builder.show()
}
}
class TransaksiViewModel(private val dao: TransaksiDao) : ViewModel() {
private var _dataTransaksi = MutableLiveData<List<Transaksi>>()
val dataTransaksi: LiveData<List<Transaksi>>
get() = _dataTransaksi
private suspend fun getDataTransaksi(tgl : Date, tipe : String) = withContext(Dispatchers.IO) {
dao.getData(tgl, tipe)
}
fun getData(tgl : Date, tipe : String) {
viewModelScope.launch {
_dataTransaksi.postValue(getDataTransaksi(tgl, tipe))
}
}
fun inserDataTransaksi(transaksi: Transaksi) {
viewModelScope.launch {
insertTransaksi(transaksi)
}
}
private suspend fun insertTransaksi(transaksi: Transaksi){
withContext(Dispatchers.IO) {
dao.insertDataTransaksi(transaksi)
}
}
fun updateDataTransaksi(transaksi: Transaksi){
viewModelScope.launch {
updateTransaksi(transaksi)
}
}
private suspend fun updateTransaksi(transaksi: Transaksi){
withContext(Dispatchers.IO){
dao.updateDataTransaksi(transaksi)
}
}
}
@Dao
interface TransaksiDao {
@Insert
fun insertDataTransaksi(transaksi: Transaksi)
@Query("SELECT * FROM transaksi WHERE datetime(tanggal/1000,'unixepoch','start of month') = datetime(:tgl/1000,'unixepoch','start of month') AND jenis = :tipe ORDER BY id DESC")
fun getData(tgl : Date, tipe : String): List<Transaksi>
@Update
fun updateDataTransaksi(transaksi: Transaksi)
}
class TambahDataActivity : AppCompatActivity() {
private lateinit var binding: ActivityTambahDataBinding
private val viewModel: TransaksiViewModel by lazy {
val dataSource = UwangkuDatabase.getInstance(this).transactionDao
val factory = TransaksiViewModelFactory(dataSource)
ViewModelProvider(this, factory).get(TransaksiViewModel::class.java)
}
@SuppressLint("SimpleDateFormat")
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
binding = ActivityTambahDataBinding.inflate(layoutInflater)
setContentView(binding.root)
supportActionBar!!.setDisplayHomeAsUpEnabled(true)
val getAksi = intent.getStringExtra(Constant.TIPE_AKSI)
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
if(getJenisTransaksi == Constant.PEMASUKKAN){
val dataPemasukan = intent.getParcelableExtra<Transaksi>(Constant.DATA_PEMASUKKAN)
if(dataPemasukan != null){
getDataFromIntent(dataPemasukan)
}
} else if(getJenisTransaksi == Constant.PENGELUARAN){
val dataPengeluaran = intent.getParcelableExtra<Transaksi>(Constant.DATA_PENGELUARAN)
if(dataPengeluaran != null){
getDataFromIntent(dataPengeluaran)
}
}
if(getAksi == Constant.AKSI_EDIT){
binding.buttonTambah.text = getString(R.string.edit)
title = getString(R.string.edit_data)
}
binding.textViewTanggal.setOnClickListener { showDatePickerDialog() }
binding.buttonTambah.setOnClickListener {
if(getAksi == Constant.AKSI_TAMBAH){
insertData()
}else if(getAksi == Constant.AKSI_EDIT){
updateData()
}
}
}
@SuppressLint("SimpleDateFormat")
private fun insertData(){
val namaTransaksi = binding.editTextKeterangan.text
val jumlahTransaki = binding.editTextJumlah.text
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
val jenisTransaksi = if (getJenisTransaksi == Constant.PEMASUKKAN) {
Constant.PEMASUKKAN
} else {
Constant.PENGELUARAN
}
val tanggalTransaksi =
SimpleDateFormat("dd-MM-yyyy").parse(binding.textViewTanggal.text.toString())
val transaksi = Transaksi(
0,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.inserDataTransaksi(transaksi).apply { finish() }
}
@SuppressLint("SimpleDateFormat")
private fun updateData(){
val namaTransaksi = binding.editTextKeterangan.text
val jumlahTransaki = binding.editTextJumlah.text
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
val jenisTransaksi = if (getJenisTransaksi == Constant.PEMASUKKAN) {
Constant.PEMASUKKAN
} else {
Constant.PENGELUARAN
}
val tanggalTransaksi =
SimpleDateFormat("dd-MM-yyyy").parse(binding.textViewTanggal.text.toString())
if(getJenisTransaksi == Constant.PEMASUKKAN){
val dataPemasukan = intent.getParcelableExtra<Transaksi>(Constant.DATA_PEMASUKKAN)!!
val transaksi = Transaksi(dataPemasukan.id,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.updateDataTransaksi(transaksi)
} else if(getJenisTransaksi == Constant.PENGELUARAN){
val dataPengeluaran = intent.getParcelableExtra<Transaksi>(Constant.DATA_PENGELUARAN)!!
val transaksi = Transaksi(dataPengeluaran.id,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.updateDataTransaksi(transaksi)
}
}
@SuppressLint("SimpleDateFormat")
private fun getDataFromIntent(data : Transaksi?){
if(data != null){
binding.editTextKeterangan.setText(data.namaTransaksi)
binding.editTextJumlah.setText(data.total.toString())
binding.textViewTanggal.text = SimpleDateFormat("dd-MM-yyyy").format(data.tglTransaksi!!)
}
}
override fun onOptionsItemSelected(item: MenuItem): Boolean {
when (item.itemId) {
android.R.id.home -> finish()
}
return true
}
@SuppressLint("SetTextI18n")
private fun showDatePickerDialog() {
val calendar = Calendar.getInstance()
val tahun = calendar.get(Calendar.YEAR)
val bulan = calendar.get(Calendar.MONTH)
val hari = calendar.get(Calendar.DAY_OF_MONTH)
val datePicker = DatePickerDialog(
this,
DatePickerDialog.OnDateSetListener { view, _year, monthOfYear, dayOfMonth ->
binding.textViewTanggal.text = "$dayOfMonth-${monthOfYear + 1}-$_year "
},
tahun,
bulan,
hari
)
datePicker.show()
}
class RecyclerAdapterTransaksi（变量上下文：上下文，私有val侦听器：（Transaksi）->Unit）：
RecyclerView.Adapter（）{
私有变量listTransaksi=arrayListOf（）
趣味设置listTransaksi（listTransaksi:ArrayList）{
this.listTransaksi=listTransaksi
notifyDataSetChanged（）
}
override fun onCreateViewHolder（父级：ViewGroup，viewType:Int）：TransaksiViewHolder{
context=parent.context
val binding=ListItemBinding.inflate（LayoutFlater.from（上下文），父项，false）
返回传动轴万向节（绑定）
}
覆盖BindViewHolder（支架：TransaksiViewHolder，位置：Int）{
holder.bindItem（listTransaksi[位置]，侦听器）
}
重写fun getItemCount（）：Int=listTransaksi.size
类TransaksiViewHolder（私有值绑定：ListItemBinding）：
RecyclerView.ViewHolder（binding.root）{
@SuppressLint（“SimpleDataFormat”）
fun bindItem（transaksi:transaksi，listener:（transaksi）->单位）{
binding.textViewNamaTransaksi.text=transaksi.namaTransaksi
binding.textViewJmlTransaksi.text=transaksi.total.toString（）
binding.textViewTglTransaksi.text=SimpleDataFormat（“dd-MMM-yyyy”）.format（transaksi.tglTransaksi！！）
itemView.setOnClickListener{
监听器（transaksi）
}
}
}
}
class RecyclerAdapterTransaksi(var context: Context, private val listener: (Transaksi) -> Unit) :
RecyclerView.Adapter<RecyclerAdapterTransaksi.TransaksiViewHolder>() {
private var listTransaksi = arrayListOf<Transaksi>()
fun setListTransaksi(listTransaksi: ArrayList<Transaksi>) {
this.listTransaksi = listTransaksi
notifyDataSetChanged()
}
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): TransaksiViewHolder {
context = parent.context
val binding = ListItemBinding.inflate(LayoutInflater.from(context), parent, false)
return TransaksiViewHolder(binding)
}
override fun onBindViewHolder(holder: TransaksiViewHolder, position: Int) {
holder.bindItem(listTransaksi[position], listener)
}
override fun getItemCount(): Int = listTransaksi.size
class TransaksiViewHolder(private val binding: ListItemBinding) :
RecyclerView.ViewHolder(binding.root) {
@SuppressLint("SimpleDateFormat")
fun bindItem(transaksi: Transaksi, listener: (Transaksi) -> Unit) {
binding.textViewNamaTransaksi.text = transaksi.namaTransaksi
binding.textViewJmlTransaksi.text = transaksi.total.toString()
binding.textViewTglTransaksi.text = SimpleDateFormat("dd MMM yyyy").format(transaksi.tglTransaksi!!)
itemView.setOnClickListener {
listener(transaksi)
}
}
}
}
class PemasukkanFragment : Fragment() {
private var _binding: FragmentPemasukkanBinding? = null
private val binding get() = _binding!!
private val viewModel: TransaksiViewModel by lazy {
val dataSource = UwangkuDatabase.getInstance(requireContext()).transactionDao
val factory = TransaksiViewModelFactory(dataSource)
ViewModelProvider(this, factory).get(TransaksiViewModel::class.java)
}
override fun onCreateView(
inflater: LayoutInflater, container: ViewGroup?,
savedInstanceState: Bundle?
): View? {
// Inflate the layout for this fragment
_binding = FragmentPemasukkanBinding.inflate(inflater, container, false)
binding.fabPemasukkan.setOnClickListener {
val intent = Intent(requireContext(), TambahDataActivity::class.java)
intent.putExtra(Constant.TIPE_TRANSAKSI, Constant.PEMASUKKAN)
intent.putExtra(Constant.TIPE_AKSI, Constant.AKSI_TAMBAH)
startActivity(intent)
}
getDataPemasukkan()
return binding.root
}
private fun getDataPemasukkan() {
binding.recyclerViewPemasukan.setHasFixedSize(true)
binding.recyclerViewPemasukan.layoutManager = LinearLayoutManager(requireContext())
val adapter = RecyclerAdapterTransaksi(requireContext()) {
//action when item clicked
showKonfirmasiEdit(it)
}
binding.recyclerViewPemasukan.adapter = adapter
viewModel.getData(Date(), Constant.PEMASUKKAN)
viewModel.dataTransaksi.observe(viewLifecycleOwner, Observer {
adapter.setListTransaksi(it as ArrayList<Transaksi>)
})
}
private fun showKonfirmasiEdit(transaksi: Transaksi){
val intent = Intent(requireContext(),TambahDataActivity::class.java)
val builder = AlertDialog.Builder(requireContext())
.setMessage(R.string.edit_message)
.setPositiveButton(R.string.edit){_,_ ->
intent.putExtra(Constant.DATA_PEMASUKKAN, transaksi)
intent.putExtra(Constant.TIPE_TRANSAKSI, Constant.PEMASUKKAN)
intent.putExtra(Constant.TIPE_AKSI, Constant.AKSI_EDIT)
startActivity(intent)
}
.setNegativeButton(R.string.batal){dialog, _ ->
dialog.cancel()
}
builder.show()
}
}
class TransaksiViewModel(private val dao: TransaksiDao) : ViewModel() {
private var _dataTransaksi = MutableLiveData<List<Transaksi>>()
val dataTransaksi: LiveData<List<Transaksi>>
get() = _dataTransaksi
private suspend fun getDataTransaksi(tgl : Date, tipe : String) = withContext(Dispatchers.IO) {
dao.getData(tgl, tipe)
}
fun getData(tgl : Date, tipe : String) {
viewModelScope.launch {
_dataTransaksi.postValue(getDataTransaksi(tgl, tipe))
}
}
fun inserDataTransaksi(transaksi: Transaksi) {
viewModelScope.launch {
insertTransaksi(transaksi)
}
}
private suspend fun insertTransaksi(transaksi: Transaksi){
withContext(Dispatchers.IO) {
dao.insertDataTransaksi(transaksi)
}
}
fun updateDataTransaksi(transaksi: Transaksi){
viewModelScope.launch {
updateTransaksi(transaksi)
}
}
private suspend fun updateTransaksi(transaksi: Transaksi){
withContext(Dispatchers.IO){
dao.updateDataTransaksi(transaksi)
}
}
}
@Dao
interface TransaksiDao {
@Insert
fun insertDataTransaksi(transaksi: Transaksi)
@Query("SELECT * FROM transaksi WHERE datetime(tanggal/1000,'unixepoch','start of month') = datetime(:tgl/1000,'unixepoch','start of month') AND jenis = :tipe ORDER BY id DESC")
fun getData(tgl : Date, tipe : String): List<Transaksi>
@Update
fun updateDataTransaksi(transaksi: Transaksi)
}
class TambahDataActivity : AppCompatActivity() {
private lateinit var binding: ActivityTambahDataBinding
private val viewModel: TransaksiViewModel by lazy {
val dataSource = UwangkuDatabase.getInstance(this).transactionDao
val factory = TransaksiViewModelFactory(dataSource)
ViewModelProvider(this, factory).get(TransaksiViewModel::class.java)
}
@SuppressLint("SimpleDateFormat")
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
binding = ActivityTambahDataBinding.inflate(layoutInflater)
setContentView(binding.root)
supportActionBar!!.setDisplayHomeAsUpEnabled(true)
val getAksi = intent.getStringExtra(Constant.TIPE_AKSI)
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
if(getJenisTransaksi == Constant.PEMASUKKAN){
val dataPemasukan = intent.getParcelableExtra<Transaksi>(Constant.DATA_PEMASUKKAN)
if(dataPemasukan != null){
getDataFromIntent(dataPemasukan)
}
} else if(getJenisTransaksi == Constant.PENGELUARAN){
val dataPengeluaran = intent.getParcelableExtra<Transaksi>(Constant.DATA_PENGELUARAN)
if(dataPengeluaran != null){
getDataFromIntent(dataPengeluaran)
}
}
if(getAksi == Constant.AKSI_EDIT){
binding.buttonTambah.text = getString(R.string.edit)
title = getString(R.string.edit_data)
}
binding.textViewTanggal.setOnClickListener { showDatePickerDialog() }
binding.buttonTambah.setOnClickListener {
if(getAksi == Constant.AKSI_TAMBAH){
insertData()
}else if(getAksi == Constant.AKSI_EDIT){
updateData()
}
}
}
@SuppressLint("SimpleDateFormat")
private fun insertData(){
val namaTransaksi = binding.editTextKeterangan.text
val jumlahTransaki = binding.editTextJumlah.text
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
val jenisTransaksi = if (getJenisTransaksi == Constant.PEMASUKKAN) {
Constant.PEMASUKKAN
} else {
Constant.PENGELUARAN
}
val tanggalTransaksi =
SimpleDateFormat("dd-MM-yyyy").parse(binding.textViewTanggal.text.toString())
val transaksi = Transaksi(
0,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.inserDataTransaksi(transaksi).apply { finish() }
}
@SuppressLint("SimpleDateFormat")
private fun updateData(){
val namaTransaksi = binding.editTextKeterangan.text
val jumlahTransaki = binding.editTextJumlah.text
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
val jenisTransaksi = if (getJenisTransaksi == Constant.PEMASUKKAN) {
Constant.PEMASUKKAN
} else {
Constant.PENGELUARAN
}
val tanggalTransaksi =
SimpleDateFormat("dd-MM-yyyy").parse(binding.textViewTanggal.text.toString())
if(getJenisTransaksi == Constant.PEMASUKKAN){
val dataPemasukan = intent.getParcelableExtra<Transaksi>(Constant.DATA_PEMASUKKAN)!!
val transaksi = Transaksi(dataPemasukan.id,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.updateDataTransaksi(transaksi)
} else if(getJenisTransaksi == Constant.PENGELUARAN){
val dataPengeluaran = intent.getParcelableExtra<Transaksi>(Constant.DATA_PENGELUARAN)!!
val transaksi = Transaksi(dataPengeluaran.id,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.updateDataTransaksi(transaksi)
}
}
@SuppressLint("SimpleDateFormat")
private fun getDataFromIntent(data : Transaksi?){
if(data != null){
binding.editTextKeterangan.setText(data.namaTransaksi)
binding.editTextJumlah.setText(data.total.toString())
binding.textViewTanggal.text = SimpleDateFormat("dd-MM-yyyy").format(data.tglTransaksi!!)
}
}
override fun onOptionsItemSelected(item: MenuItem): Boolean {
when (item.itemId) {
android.R.id.home -> finish()
}
return true
}
@SuppressLint("SetTextI18n")
private fun showDatePickerDialog() {
val calendar = Calendar.getInstance()
val tahun = calendar.get(Calendar.YEAR)
val bulan = calendar.get(Calendar.MONTH)
val hari = calendar.get(Calendar.DAY_OF_MONTH)
val datePicker = DatePickerDialog(
this,
DatePickerDialog.OnDateSetListener { view, _year, monthOfYear, dayOfMonth ->
binding.textViewTanggal.text = "$dayOfMonth-${monthOfYear + 1}-$_year "
},
tahun,
bulan,
hari
)
datePicker.show()
}
类pemasukanfragment:Fragment（）{
私有变量绑定：FragmentPemasukkanBinding？=null
private val binding get（）=\u binding！！
private val viewModel:TransaksiViewModel by lazy{
val dataSource=UwangkuDatabase.getInstance（requireContext（））.transactionDao
val工厂=TransakSiveWModelFactory（数据源）
ViewModelProvider（这个，工厂）.get（TransaksiViewModel:：class.java）
}
覆盖创建视图(
充气器：布局充气器，容器：视图组？，
savedInstanceState:捆绑？
)：查看{
//为该碎片膨胀布局
_装订=碎片装订。充气（充气机、容器、假）
binding.fabPemasukkan.setOnClickListener{
val intent=intent（requireContext（），TambahDataActivity:：class.java）
意向。额外支付（常量。TIPE_TRANSAKSI，常量。PEMASUKKAN）
intent.putExtra（Constant.TIPE_-AKSI，Constant.AKSI_-TAMBAH）
星触觉（意图）
}
getDataPemasukkan（）
返回binding.root
}
私人娱乐getDataPemasukkan（）{
binding.RecycleServiceWPEmasukan.setHasFixedSize（true）
binding.RecycleServiceWPemasukan.layoutManager=LinearLayoutManager（requireContext（））
val适配器=RecyclerAdapterTransaksi（requireContext（））{
//单击项目时的操作
showKonfirmasiEdit（it）
}
binding.recyclerivewpemasukan.adapter=适配器
viewModel.getData（Date（），Constant.pemasukan）
viewModel.dataTransaksi.observe（viewLifecycleOwner，Observer{
adapter.setListTransaksi（它作为ArrayList）
})
}
私人娱乐showKonfirmasiEdit（transaksi:transaksi）{
val intent=intent（requireContext（），TambahDataActivity:：class.java）
val builder=AlertDialog.builder（requireContext（））
.setMessage（R.string.edit_消息）
.setPositiveButton（R.string.edit）{{}，{->
意图.额外支出（常量.数据_pemasukan，transaksi）
意向。额外支付（常量。TIPE_TRANSAKSI，常量。PEMASUKKAN）
intent.putExtra（Constant.TIPE_-AKSI，Constant.AKSI_-EDIT）
星触觉（意图）
}
.setNegativeButton（R.string.batal）{dialog，\->
dialog.cancel（）
}
builder.show（）
}
}
class RecyclerAdapterTransaksi(var context: Context, private val listener: (Transaksi) -> Unit) :
RecyclerView.Adapter<RecyclerAdapterTransaksi.TransaksiViewHolder>() {
private var listTransaksi = arrayListOf<Transaksi>()
fun setListTransaksi(listTransaksi: ArrayList<Transaksi>) {
this.listTransaksi = listTransaksi
notifyDataSetChanged()
}
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): TransaksiViewHolder {
context = parent.context
val binding = ListItemBinding.inflate(LayoutInflater.from(context), parent, false)
return TransaksiViewHolder(binding)
}
override fun onBindViewHolder(holder: TransaksiViewHolder, position: Int) {
holder.bindItem(listTransaksi[position], listener)
}
override fun getItemCount(): Int = listTransaksi.size
class TransaksiViewHolder(private val binding: ListItemBinding) :
RecyclerView.ViewHolder(binding.root) {
@SuppressLint("SimpleDateFormat")
fun bindItem(transaksi: Transaksi, listener: (Transaksi) -> Unit) {
binding.textViewNamaTransaksi.text = transaksi.namaTransaksi
binding.textViewJmlTransaksi.text = transaksi.total.toString()
binding.textViewTglTransaksi.text = SimpleDateFormat("dd MMM yyyy").format(transaksi.tglTransaksi!!)
itemView.setOnClickListener {
listener(transaksi)
}
}
}
}
class PemasukkanFragment : Fragment() {
private var _binding: FragmentPemasukkanBinding? = null
private val binding get() = _binding!!
private val viewModel: TransaksiViewModel by lazy {
val dataSource = UwangkuDatabase.getInstance(requireContext()).transactionDao
val factory = TransaksiViewModelFactory(dataSource)
ViewModelProvider(this, factory).get(TransaksiViewModel::class.java)
}
override fun onCreateView(
inflater: LayoutInflater, container: ViewGroup?,
savedInstanceState: Bundle?
): View? {
// Inflate the layout for this fragment
_binding = FragmentPemasukkanBinding.inflate(inflater, container, false)
binding.fabPemasukkan.setOnClickListener {
val intent = Intent(requireContext(), TambahDataActivity::class.java)
intent.putExtra(Constant.TIPE_TRANSAKSI, Constant.PEMASUKKAN)
intent.putExtra(Constant.TIPE_AKSI, Constant.AKSI_TAMBAH)
startActivity(intent)
}
getDataPemasukkan()
return binding.root
}
private fun getDataPemasukkan() {
binding.recyclerViewPemasukan.setHasFixedSize(true)
binding.recyclerViewPemasukan.layoutManager = LinearLayoutManager(requireContext())
val adapter = RecyclerAdapterTransaksi(requireContext()) {
//action when item clicked
showKonfirmasiEdit(it)
}
binding.recyclerViewPemasukan.adapter = adapter
viewModel.getData(Date(), Constant.PEMASUKKAN)
viewModel.dataTransaksi.observe(viewLifecycleOwner, Observer {
adapter.setListTransaksi(it as ArrayList<Transaksi>)
})
}
private fun showKonfirmasiEdit(transaksi: Transaksi){
val intent = Intent(requireContext(),TambahDataActivity::class.java)
val builder = AlertDialog.Builder(requireContext())
.setMessage(R.string.edit_message)
.setPositiveButton(R.string.edit){_,_ ->
intent.putExtra(Constant.DATA_PEMASUKKAN, transaksi)
intent.putExtra(Constant.TIPE_TRANSAKSI, Constant.PEMASUKKAN)
intent.putExtra(Constant.TIPE_AKSI, Constant.AKSI_EDIT)
startActivity(intent)
}
.setNegativeButton(R.string.batal){dialog, _ ->
dialog.cancel()
}
builder.show()
}
}
class TransaksiViewModel(private val dao: TransaksiDao) : ViewModel() {
private var _dataTransaksi = MutableLiveData<List<Transaksi>>()
val dataTransaksi: LiveData<List<Transaksi>>
get() = _dataTransaksi
private suspend fun getDataTransaksi(tgl : Date, tipe : String) = withContext(Dispatchers.IO) {
dao.getData(tgl, tipe)
}
fun getData(tgl : Date, tipe : String) {
viewModelScope.launch {
_dataTransaksi.postValue(getDataTransaksi(tgl, tipe))
}
}
fun inserDataTransaksi(transaksi: Transaksi) {
viewModelScope.launch {
insertTransaksi(transaksi)
}
}
private suspend fun insertTransaksi(transaksi: Transaksi){
withContext(Dispatchers.IO) {
dao.insertDataTransaksi(transaksi)
}
}
fun updateDataTransaksi(transaksi: Transaksi){
viewModelScope.launch {
updateTransaksi(transaksi)
}
}
private suspend fun updateTransaksi(transaksi: Transaksi){
withContext(Dispatchers.IO){
dao.updateDataTransaksi(transaksi)
}
}
}
@Dao
interface TransaksiDao {
@Insert
fun insertDataTransaksi(transaksi: Transaksi)
@Query("SELECT * FROM transaksi WHERE datetime(tanggal/1000,'unixepoch','start of month') = datetime(:tgl/1000,'unixepoch','start of month') AND jenis = :tipe ORDER BY id DESC")
fun getData(tgl : Date, tipe : String): List<Transaksi>
@Update
fun updateDataTransaksi(transaksi: Transaksi)
}
class TambahDataActivity : AppCompatActivity() {
private lateinit var binding: ActivityTambahDataBinding
private val viewModel: TransaksiViewModel by lazy {
val dataSource = UwangkuDatabase.getInstance(this).transactionDao
val factory = TransaksiViewModelFactory(dataSource)
ViewModelProvider(this, factory).get(TransaksiViewModel::class.java)
}
@SuppressLint("SimpleDateFormat")
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
binding = ActivityTambahDataBinding.inflate(layoutInflater)
setContentView(binding.root)
supportActionBar!!.setDisplayHomeAsUpEnabled(true)
val getAksi = intent.getStringExtra(Constant.TIPE_AKSI)
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
if(getJenisTransaksi == Constant.PEMASUKKAN){
val dataPemasukan = intent.getParcelableExtra<Transaksi>(Constant.DATA_PEMASUKKAN)
if(dataPemasukan != null){
getDataFromIntent(dataPemasukan)
}
} else if(getJenisTransaksi == Constant.PENGELUARAN){
val dataPengeluaran = intent.getParcelableExtra<Transaksi>(Constant.DATA_PENGELUARAN)
if(dataPengeluaran != null){
getDataFromIntent(dataPengeluaran)
}
}
if(getAksi == Constant.AKSI_EDIT){
binding.buttonTambah.text = getString(R.string.edit)
title = getString(R.string.edit_data)
}
binding.textViewTanggal.setOnClickListener { showDatePickerDialog() }
binding.buttonTambah.setOnClickListener {
if(getAksi == Constant.AKSI_TAMBAH){
insertData()
}else if(getAksi == Constant.AKSI_EDIT){
updateData()
}
}
}
@SuppressLint("SimpleDateFormat")
private fun insertData(){
val namaTransaksi = binding.editTextKeterangan.text
val jumlahTransaki = binding.editTextJumlah.text
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
val jenisTransaksi = if (getJenisTransaksi == Constant.PEMASUKKAN) {
Constant.PEMASUKKAN
} else {
Constant.PENGELUARAN
}
val tanggalTransaksi =
SimpleDateFormat("dd-MM-yyyy").parse(binding.textViewTanggal.text.toString())
val transaksi = Transaksi(
0,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.inserDataTransaksi(transaksi).apply { finish() }
}
@SuppressLint("SimpleDateFormat")
private fun updateData(){
val namaTransaksi = binding.editTextKeterangan.text
val jumlahTransaki = binding.editTextJumlah.text
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
val jenisTransaksi = if (getJenisTransaksi == Constant.PEMASUKKAN) {
Constant.PEMASUKKAN
} else {
Constant.PENGELUARAN
}
val tanggalTransaksi =
SimpleDateFormat("dd-MM-yyyy").parse(binding.textViewTanggal.text.toString())
if(getJenisTransaksi == Constant.PEMASUKKAN){
val dataPemasukan = intent.getParcelableExtra<Transaksi>(Constant.DATA_PEMASUKKAN)!!
val transaksi = Transaksi(dataPemasukan.id,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.updateDataTransaksi(transaksi)
} else if(getJenisTransaksi == Constant.PENGELUARAN){
val dataPengeluaran = intent.getParcelableExtra<Transaksi>(Constant.DATA_PENGELUARAN)!!
val transaksi = Transaksi(dataPengeluaran.id,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.updateDataTransaksi(transaksi)
}
}
@SuppressLint("SimpleDateFormat")
private fun getDataFromIntent(data : Transaksi?){
if(data != null){
binding.editTextKeterangan.setText(data.namaTransaksi)
binding.editTextJumlah.setText(data.total.toString())
binding.textViewTanggal.text = SimpleDateFormat("dd-MM-yyyy").format(data.tglTransaksi!!)
}
}
override fun onOptionsItemSelected(item: MenuItem): Boolean {
when (item.itemId) {
android.R.id.home -> finish()
}
return true
}
@SuppressLint("SetTextI18n")
private fun showDatePickerDialog() {
val calendar = Calendar.getInstance()
val tahun = calendar.get(Calendar.YEAR)
val bulan = calendar.get(Calendar.MONTH)
val hari = calendar.get(Calendar.DAY_OF_MONTH)
val datePicker = DatePickerDialog(
this,
DatePickerDialog.OnDateSetListener { view, _year, monthOfYear, dayOfMonth ->
binding.textViewTanggal.text = "$dayOfMonth-${monthOfYear + 1}-$_year "
},
tahun,
bulan,
hari
)
datePicker.show()
}
class transaksivewmodel（私有val-dao:TransaksiDao）：ViewModel（）{
私有变量_dataTransaksi=MutableLiveData（）
val dataTransaksi:LiveData
get（）=\u数据传输
私有的getDataTransaksi（tgl:Date，tipe:String）=withContext（Dispatchers.IO）{
dao.getData（tgl、tipe）
}
fun-getData（tgl:Date，tipe:String）{
viewModelScope.launch{
_dataTransaksi.postValue（getDataTransaksi（tgl，tipe））
}
}
有趣的插曲transaksi（transaksi:transaksi）{
viewModelScope.launch{
插入transaksi（transaksi）
}
}
私家车暂停乐趣插入transaksi（transaksi:transaksi）{
withContext（Dispatchers.IO）{
dao.insertDataTransaksi（transaksi）
}
}
有趣的最新情况（transaksi:transaksi）{
viewModelScope.launch{
updateTransaksi（transaksi）
}
}
私有挂起更新transaksi（transaksi:transaksi）{
withContext（Dispatchers.IO）{
dao.UpdateDataransaksi（transaksi）
}
}
}
class RecyclerAdapterTransaksi(var context: Context, private val listener: (Transaksi) -> Unit) :
RecyclerView.Adapter<RecyclerAdapterTransaksi.TransaksiViewHolder>() {
private var listTransaksi = arrayListOf<Transaksi>()
fun setListTransaksi(listTransaksi: ArrayList<Transaksi>) {
this.listTransaksi = listTransaksi
notifyDataSetChanged()
}
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): TransaksiViewHolder {
context = parent.context
val binding = ListItemBinding.inflate(LayoutInflater.from(context), parent, false)
return TransaksiViewHolder(binding)
}
override fun onBindViewHolder(holder: TransaksiViewHolder, position: Int) {
holder.bindItem(listTransaksi[position], listener)
}
override fun getItemCount(): Int = listTransaksi.size
class TransaksiViewHolder(private val binding: ListItemBinding) :
RecyclerView.ViewHolder(binding.root) {
@SuppressLint("SimpleDateFormat")
fun bindItem(transaksi: Transaksi, listener: (Transaksi) -> Unit) {
binding.textViewNamaTransaksi.text = transaksi.namaTransaksi
binding.textViewJmlTransaksi.text = transaksi.total.toString()
binding.textViewTglTransaksi.text = SimpleDateFormat("dd MMM yyyy").format(transaksi.tglTransaksi!!)
itemView.setOnClickListener {
listener(transaksi)
}
}
}
}
class PemasukkanFragment : Fragment() {
private var _binding: FragmentPemasukkanBinding? = null
private val binding get() = _binding!!
private val viewModel: TransaksiViewModel by lazy {
val dataSource = UwangkuDatabase.getInstance(requireContext()).transactionDao
val factory = TransaksiViewModelFactory(dataSource)
ViewModelProvider(this, factory).get(TransaksiViewModel::class.java)
}
override fun onCreateView(
inflater: LayoutInflater, container: ViewGroup?,
savedInstanceState: Bundle?
): View? {
// Inflate the layout for this fragment
_binding = FragmentPemasukkanBinding.inflate(inflater, container, false)
binding.fabPemasukkan.setOnClickListener {
val intent = Intent(requireContext(), TambahDataActivity::class.java)
intent.putExtra(Constant.TIPE_TRANSAKSI, Constant.PEMASUKKAN)
intent.putExtra(Constant.TIPE_AKSI, Constant.AKSI_TAMBAH)
startActivity(intent)
}
getDataPemasukkan()
return binding.root
}
private fun getDataPemasukkan() {
binding.recyclerViewPemasukan.setHasFixedSize(true)
binding.recyclerViewPemasukan.layoutManager = LinearLayoutManager(requireContext())
val adapter = RecyclerAdapterTransaksi(requireContext()) {
//action when item clicked
showKonfirmasiEdit(it)
}
binding.recyclerViewPemasukan.adapter = adapter
viewModel.getData(Date(), Constant.PEMASUKKAN)
viewModel.dataTransaksi.observe(viewLifecycleOwner, Observer {
adapter.setListTransaksi(it as ArrayList<Transaksi>)
})
}
private fun showKonfirmasiEdit(transaksi: Transaksi){
val intent = Intent(requireContext(),TambahDataActivity::class.java)
val builder = AlertDialog.Builder(requireContext())
.setMessage(R.string.edit_message)
.setPositiveButton(R.string.edit){_,_ ->
intent.putExtra(Constant.DATA_PEMASUKKAN, transaksi)
intent.putExtra(Constant.TIPE_TRANSAKSI, Constant.PEMASUKKAN)
intent.putExtra(Constant.TIPE_AKSI, Constant.AKSI_EDIT)
startActivity(intent)
}
.setNegativeButton(R.string.batal){dialog, _ ->
dialog.cancel()
}
builder.show()
}
}
class TransaksiViewModel(private val dao: TransaksiDao) : ViewModel() {
private var _dataTransaksi = MutableLiveData<List<Transaksi>>()
val dataTransaksi: LiveData<List<Transaksi>>
get() = _dataTransaksi
private suspend fun getDataTransaksi(tgl : Date, tipe : String) = withContext(Dispatchers.IO) {
dao.getData(tgl, tipe)
}
fun getData(tgl : Date, tipe : String) {
viewModelScope.launch {
_dataTransaksi.postValue(getDataTransaksi(tgl, tipe))
}
}
fun inserDataTransaksi(transaksi: Transaksi) {
viewModelScope.launch {
insertTransaksi(transaksi)
}
}
private suspend fun insertTransaksi(transaksi: Transaksi){
withContext(Dispatchers.IO) {
dao.insertDataTransaksi(transaksi)
}
}
fun updateDataTransaksi(transaksi: Transaksi){
viewModelScope.launch {
updateTransaksi(transaksi)
}
}
private suspend fun updateTransaksi(transaksi: Transaksi){
withContext(Dispatchers.IO){
dao.updateDataTransaksi(transaksi)
}
}
}
@Dao
interface TransaksiDao {
@Insert
fun insertDataTransaksi(transaksi: Transaksi)
@Query("SELECT * FROM transaksi WHERE datetime(tanggal/1000,'unixepoch','start of month') = datetime(:tgl/1000,'unixepoch','start of month') AND jenis = :tipe ORDER BY id DESC")
fun getData(tgl : Date, tipe : String): List<Transaksi>
@Update
fun updateDataTransaksi(transaksi: Transaksi)
}
class TambahDataActivity : AppCompatActivity() {
private lateinit var binding: ActivityTambahDataBinding
private val viewModel: TransaksiViewModel by lazy {
val dataSource = UwangkuDatabase.getInstance(this).transactionDao
val factory = TransaksiViewModelFactory(dataSource)
ViewModelProvider(this, factory).get(TransaksiViewModel::class.java)
}
@SuppressLint("SimpleDateFormat")
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
binding = ActivityTambahDataBinding.inflate(layoutInflater)
setContentView(binding.root)
supportActionBar!!.setDisplayHomeAsUpEnabled(true)
val getAksi = intent.getStringExtra(Constant.TIPE_AKSI)
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
if(getJenisTransaksi == Constant.PEMASUKKAN){
val dataPemasukan = intent.getParcelableExtra<Transaksi>(Constant.DATA_PEMASUKKAN)
if(dataPemasukan != null){
getDataFromIntent(dataPemasukan)
}
} else if(getJenisTransaksi == Constant.PENGELUARAN){
val dataPengeluaran = intent.getParcelableExtra<Transaksi>(Constant.DATA_PENGELUARAN)
if(dataPengeluaran != null){
getDataFromIntent(dataPengeluaran)
}
}
if(getAksi == Constant.AKSI_EDIT){
binding.buttonTambah.text = getString(R.string.edit)
title = getString(R.string.edit_data)
}
binding.textViewTanggal.setOnClickListener { showDatePickerDialog() }
binding.buttonTambah.setOnClickListener {
if(getAksi == Constant.AKSI_TAMBAH){
insertData()
}else if(getAksi == Constant.AKSI_EDIT){
updateData()
}
}
}
@SuppressLint("SimpleDateFormat")
private fun insertData(){
val namaTransaksi = binding.editTextKeterangan.text
val jumlahTransaki = binding.editTextJumlah.text
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
val jenisTransaksi = if (getJenisTransaksi == Constant.PEMASUKKAN) {
Constant.PEMASUKKAN
} else {
Constant.PENGELUARAN
}
val tanggalTransaksi =
SimpleDateFormat("dd-MM-yyyy").parse(binding.textViewTanggal.text.toString())
val transaksi = Transaksi(
0,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.inserDataTransaksi(transaksi).apply { finish() }
}
@SuppressLint("SimpleDateFormat")
private fun updateData(){
val namaTransaksi = binding.editTextKeterangan.text
val jumlahTransaki = binding.editTextJumlah.text
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
val jenisTransaksi = if (getJenisTransaksi == Constant.PEMASUKKAN) {
Constant.PEMASUKKAN
} else {
Constant.PENGELUARAN
}
val tanggalTransaksi =
SimpleDateFormat("dd-MM-yyyy").parse(binding.textViewTanggal.text.toString())
if(getJenisTransaksi == Constant.PEMASUKKAN){
val dataPemasukan = intent.getParcelableExtra<Transaksi>(Constant.DATA_PEMASUKKAN)!!
val transaksi = Transaksi(dataPemasukan.id,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.updateDataTransaksi(transaksi)
} else if(getJenisTransaksi == Constant.PENGELUARAN){
val dataPengeluaran = intent.getParcelableExtra<Transaksi>(Constant.DATA_PENGELUARAN)!!
val transaksi = Transaksi(dataPengeluaran.id,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.updateDataTransaksi(transaksi)
}
}
@SuppressLint("SimpleDateFormat")
private fun getDataFromIntent(data : Transaksi?){
if(data != null){
binding.editTextKeterangan.setText(data.namaTransaksi)
binding.editTextJumlah.setText(data.total.toString())
binding.textViewTanggal.text = SimpleDateFormat("dd-MM-yyyy").format(data.tglTransaksi!!)
}
}
override fun onOptionsItemSelected(item: MenuItem): Boolean {
when (item.itemId) {
android.R.id.home -> finish()
}
return true
}
@SuppressLint("SetTextI18n")
private fun showDatePickerDialog() {
val calendar = Calendar.getInstance()
val tahun = calendar.get(Calendar.YEAR)
val bulan = calendar.get(Calendar.MONTH)
val hari = calendar.get(Calendar.DAY_OF_MONTH)
val datePicker = DatePickerDialog(
this,
DatePickerDialog.OnDateSetListener { view, _year, monthOfYear, dayOfMonth ->
binding.textViewTanggal.text = "$dayOfMonth-${monthOfYear + 1}-$_year "
},
tahun,
bulan,
hari
)
datePicker.show()
}
@Dao
接口传输{
@插入
fun insertDataTransaksi（transaksi:transaksi）
@查询（“从transaksi中选择*，其中datetime（tanggal/1000，'unixepoch'，'start of month'）=日期时间（：tgl/1000，'unixepoch'，'start of month'），jenis=：tipe ORDER BY id DESC”）
fun-getData（tgl:Date，tipe:String）：列表
@更新
有趣的最新情况（transaksi:transaksi）
}
class RecyclerAdapterTransaksi(var context: Context, private val listener: (Transaksi) -> Unit) :
RecyclerView.Adapter<RecyclerAdapterTransaksi.TransaksiViewHolder>() {
private var listTransaksi = arrayListOf<Transaksi>()
fun setListTransaksi(listTransaksi: ArrayList<Transaksi>) {
this.listTransaksi = listTransaksi
notifyDataSetChanged()
}
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): TransaksiViewHolder {
context = parent.context
val binding = ListItemBinding.inflate(LayoutInflater.from(context), parent, false)
return TransaksiViewHolder(binding)
}
override fun onBindViewHolder(holder: TransaksiViewHolder, position: Int) {
holder.bindItem(listTransaksi[position], listener)
}
override fun getItemCount(): Int = listTransaksi.size
class TransaksiViewHolder(private val binding: ListItemBinding) :
RecyclerView.ViewHolder(binding.root) {
@SuppressLint("SimpleDateFormat")
fun bindItem(transaksi: Transaksi, listener: (Transaksi) -> Unit) {
binding.textViewNamaTransaksi.text = transaksi.namaTransaksi
binding.textViewJmlTransaksi.text = transaksi.total.toString()
binding.textViewTglTransaksi.text = SimpleDateFormat("dd MMM yyyy").format(transaksi.tglTransaksi!!)
itemView.setOnClickListener {
listener(transaksi)
}
}
}
}
class PemasukkanFragment : Fragment() {
private var _binding: FragmentPemasukkanBinding? = null
private val binding get() = _binding!!
private val viewModel: TransaksiViewModel by lazy {
val dataSource = UwangkuDatabase.getInstance(requireContext()).transactionDao
val factory = TransaksiViewModelFactory(dataSource)
ViewModelProvider(this, factory).get(TransaksiViewModel::class.java)
}
override fun onCreateView(
inflater: LayoutInflater, container: ViewGroup?,
savedInstanceState: Bundle?
): View? {
// Inflate the layout for this fragment
_binding = FragmentPemasukkanBinding.inflate(inflater, container, false)
binding.fabPemasukkan.setOnClickListener {
val intent = Intent(requireContext(), TambahDataActivity::class.java)
intent.putExtra(Constant.TIPE_TRANSAKSI, Constant.PEMASUKKAN)
intent.putExtra(Constant.TIPE_AKSI, Constant.AKSI_TAMBAH)
startActivity(intent)
}
getDataPemasukkan()
return binding.root
}
private fun getDataPemasukkan() {
binding.recyclerViewPemasukan.setHasFixedSize(true)
binding.recyclerViewPemasukan.layoutManager = LinearLayoutManager(requireContext())
val adapter = RecyclerAdapterTransaksi(requireContext()) {
//action when item clicked
showKonfirmasiEdit(it)
}
binding.recyclerViewPemasukan.adapter = adapter
viewModel.getData(Date(), Constant.PEMASUKKAN)
viewModel.dataTransaksi.observe(viewLifecycleOwner, Observer {
adapter.setListTransaksi(it as ArrayList<Transaksi>)
})
}
private fun showKonfirmasiEdit(transaksi: Transaksi){
val intent = Intent(requireContext(),TambahDataActivity::class.java)
val builder = AlertDialog.Builder(requireContext())
.setMessage(R.string.edit_message)
.setPositiveButton(R.string.edit){_,_ ->
intent.putExtra(Constant.DATA_PEMASUKKAN, transaksi)
intent.putExtra(Constant.TIPE_TRANSAKSI, Constant.PEMASUKKAN)
intent.putExtra(Constant.TIPE_AKSI, Constant.AKSI_EDIT)
startActivity(intent)
}
.setNegativeButton(R.string.batal){dialog, _ ->
dialog.cancel()
}
builder.show()
}
}
class TransaksiViewModel(private val dao: TransaksiDao) : ViewModel() {
private var _dataTransaksi = MutableLiveData<List<Transaksi>>()
val dataTransaksi: LiveData<List<Transaksi>>
get() = _dataTransaksi
private suspend fun getDataTransaksi(tgl : Date, tipe : String) = withContext(Dispatchers.IO) {
dao.getData(tgl, tipe)
}
fun getData(tgl : Date, tipe : String) {
viewModelScope.launch {
_dataTransaksi.postValue(getDataTransaksi(tgl, tipe))
}
}
fun inserDataTransaksi(transaksi: Transaksi) {
viewModelScope.launch {
insertTransaksi(transaksi)
}
}
private suspend fun insertTransaksi(transaksi: Transaksi){
withContext(Dispatchers.IO) {
dao.insertDataTransaksi(transaksi)
}
}
fun updateDataTransaksi(transaksi: Transaksi){
viewModelScope.launch {
updateTransaksi(transaksi)
}
}
private suspend fun updateTransaksi(transaksi: Transaksi){
withContext(Dispatchers.IO){
dao.updateDataTransaksi(transaksi)
}
}
}
@Dao
interface TransaksiDao {
@Insert
fun insertDataTransaksi(transaksi: Transaksi)
@Query("SELECT * FROM transaksi WHERE datetime(tanggal/1000,'unixepoch','start of month') = datetime(:tgl/1000,'unixepoch','start of month') AND jenis = :tipe ORDER BY id DESC")
fun getData(tgl : Date, tipe : String): List<Transaksi>
@Update
fun updateDataTransaksi(transaksi: Transaksi)
}
class TambahDataActivity : AppCompatActivity() {
private lateinit var binding: ActivityTambahDataBinding
private val viewModel: TransaksiViewModel by lazy {
val dataSource = UwangkuDatabase.getInstance(this).transactionDao
val factory = TransaksiViewModelFactory(dataSource)
ViewModelProvider(this, factory).get(TransaksiViewModel::class.java)
}
@SuppressLint("SimpleDateFormat")
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
binding = ActivityTambahDataBinding.inflate(layoutInflater)
setContentView(binding.root)
supportActionBar!!.setDisplayHomeAsUpEnabled(true)
val getAksi = intent.getStringExtra(Constant.TIPE_AKSI)
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
if(getJenisTransaksi == Constant.PEMASUKKAN){
val dataPemasukan = intent.getParcelableExtra<Transaksi>(Constant.DATA_PEMASUKKAN)
if(dataPemasukan != null){
getDataFromIntent(dataPemasukan)
}
} else if(getJenisTransaksi == Constant.PENGELUARAN){
val dataPengeluaran = intent.getParcelableExtra<Transaksi>(Constant.DATA_PENGELUARAN)
if(dataPengeluaran != null){
getDataFromIntent(dataPengeluaran)
}
}
if(getAksi == Constant.AKSI_EDIT){
binding.buttonTambah.text = getString(R.string.edit)
title = getString(R.string.edit_data)
}
binding.textViewTanggal.setOnClickListener { showDatePickerDialog() }
binding.buttonTambah.setOnClickListener {
if(getAksi == Constant.AKSI_TAMBAH){
insertData()
}else if(getAksi == Constant.AKSI_EDIT){
updateData()
}
}
}
@SuppressLint("SimpleDateFormat")
private fun insertData(){
val namaTransaksi = binding.editTextKeterangan.text
val jumlahTransaki = binding.editTextJumlah.text
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
val jenisTransaksi = if (getJenisTransaksi == Constant.PEMASUKKAN) {
Constant.PEMASUKKAN
} else {
Constant.PENGELUARAN
}
val tanggalTransaksi =
SimpleDateFormat("dd-MM-yyyy").parse(binding.textViewTanggal.text.toString())
val transaksi = Transaksi(
0,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.inserDataTransaksi(transaksi).apply { finish() }
}
@SuppressLint("SimpleDateFormat")
private fun updateData(){
val namaTransaksi = binding.editTextKeterangan.text
val jumlahTransaki = binding.editTextJumlah.text
val getJenisTransaksi = intent.getStringExtra(Constant.TIPE_TRANSAKSI)
val jenisTransaksi = if (getJenisTransaksi == Constant.PEMASUKKAN) {
Constant.PEMASUKKAN
} else {
Constant.PENGELUARAN
}
val tanggalTransaksi =
SimpleDateFormat("dd-MM-yyyy").parse(binding.textViewTanggal.text.toString())
if(getJenisTransaksi == Constant.PEMASUKKAN){
val dataPemasukan = intent.getParcelableExtra<Transaksi>(Constant.DATA_PEMASUKKAN)!!
val transaksi = Transaksi(dataPemasukan.id,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.updateDataTransaksi(transaksi)
} else if(getJenisTransaksi == Constant.PENGELUARAN){
val dataPengeluaran = intent.getParcelableExtra<Transaksi>(Constant.DATA_PENGELUARAN)!!
val transaksi = Transaksi(dataPengeluaran.id,
namaTransaksi.toString(),
jenisTransaksi,
jumlahTransaki.toString().toInt(),
tanggalTransaksi
)
viewModel.updateDataTransaksi(transaksi)
}
}
@SuppressLint("SimpleDateFormat")
private fun getDataFromIntent(data : Transaksi?){
if(data != null){
binding.editTextKeterangan.setText(data.namaTransaksi)
binding.editTextJumlah.setText(data.total.toString())
binding.textViewTanggal.text = SimpleDateFormat("dd-MM-yyyy").format(data.tglTransaksi!!)
}
}
override fun onOptionsItemSelected(item: MenuItem): Boolean {
when (item.itemId) {
android.R.id.home -> finish()
}
return true
}
@SuppressLint("SetTextI18n")
private fun showDatePickerDialog() {
val calendar = Calendar.getInstance()
val tahun = calendar.get(Calendar.YEAR)
val bulan = calendar.get(Calendar.MONTH)
val hari = calendar.get(Calendar.DAY_OF_MONTH)
val datePicker = DatePickerDialog(
this,
DatePickerDialog.OnDateSetListener { view, _year, monthOfYear, dayOfMonth ->
binding.textViewTanggal.text = "$dayOfMonth-${monthOfYear + 1}-$_year "
},
tahun,
bulan,
hari
)
datePicker.show()
}