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package mx.trackermap.TrackerMap.android.details.reports
import androidx.lifecycle.*
import kotlinx.coroutines.DelicateCoroutinesApi
import kotlinx.coroutines.flow.collect
import kotlinx.coroutines.launch
import mx.trackermap.TrackerMap.controllers.ReportController
import mx.trackermap.TrackerMap.utils.ReportDates
import org.koin.core.component.KoinComponent
import org.koin.core.component.inject
@DelicateCoroutinesApi
class UnitReportsViewModel(
savedStateHandle: SavedStateHandle
) : ViewModel(), KoinComponent {
private val reportController: ReportController by inject()
private var _deviceId = savedStateHandle.getLiveData("deviceId", 0)
private val _reportType: MutableLiveData<ReportController.ReportType> = savedStateHandle.getLiveData("reportType", null)
private val _reportPeriod: MutableLiveData<ReportDates.ReportPeriod> =
savedStateHandle.getLiveData("reportPeriod", null)
private val _report: MutableLiveData<ReportController.Report> = MutableLiveData()
val deviceId: LiveData<Int> get() = _deviceId
val reportType: LiveData<ReportController.ReportType> get() = _reportType
val reportPeriod: LiveData<ReportDates.ReportPeriod> get() = _reportPeriod
val report: LiveData<ReportController.Report> get() = _report
init {
viewModelScope.launch {
setupTypeObserver()
}
viewModelScope.launch {
setupPeriodObserver()
}
viewModelScope.launch {
setupReportObserver()
}
}
private suspend fun setupTypeObserver() {
_reportType.asFlow().collect {
fetchReport()
}
}
private suspend fun setupPeriodObserver() {
_reportPeriod.asFlow().collect {
fetchReport()
}
}
private suspend fun setupReportObserver() {
reportController.reportFlow.collect {
_report.value = it
}
}
fun setDeviceId (id: Int) {
_deviceId.value = id
}
fun setReportType(reportType: ReportController.ReportType) {
_reportType.value = reportType
}
fun setReportPeriod(reportPeriod: ReportDates.ReportPeriod) {
_reportPeriod.value = reportPeriod
}
fun fetchReportXlsx() {
fetchReport(true)
}
private fun fetchReport(xlsx: Boolean = false) {
if (_reportType.value == null || _reportPeriod.value == null) {
return
}
viewModelScope.launch {
_deviceId.value?.let { id ->
reportController.fetchReport(
deviceId = id,
reportType = _reportType.value,
reportPeriod = _reportPeriod.value,
xlsx = xlsx
)
}
}
}
}
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