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/*
* Copyright (C) 2022-2023 MURENA SAS
* Copyright (C) 2021 E FOUNDATION
*
* This program 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 program 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package foundation.e.advancedprivacy.features.trackers
import android.net.Uri
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import androidx.navigation.NavDirections
import foundation.e.advancedprivacy.domain.entities.ApplicationDescription
import foundation.e.advancedprivacy.domain.usecases.TrackersAndAppsListsUseCase
import foundation.e.advancedprivacy.domain.usecases.TrackersStatisticsUseCase
import foundation.e.advancedprivacy.trackers.domain.entities.Tracker
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.flow.MutableSharedFlow
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.flow.asSharedFlow
import kotlinx.coroutines.flow.asStateFlow
import kotlinx.coroutines.flow.update
import kotlinx.coroutines.launch
import kotlinx.coroutines.withContext
class TrackersViewModel(
private val trackersStatisticsUseCase: TrackersStatisticsUseCase,
private val trackersAndAppsListsUseCase: TrackersAndAppsListsUseCase
) : ViewModel() {
private val _state = MutableStateFlow(TrackersState())
val state = _state.asStateFlow()
private val _singleEvents = MutableSharedFlow<SingleEvent>()
val singleEvents = _singleEvents.asSharedFlow()
private val _navigate = MutableSharedFlow<NavDirections>()
val navigate = _navigate.asSharedFlow()
suspend fun doOnStartedState() = withContext(Dispatchers.IO) {
trackersStatisticsUseCase.listenUpdates().collect {
trackersStatisticsUseCase.getDayMonthYearStatistics()
.let { (day, month, year) ->
_state.update { s ->
s.copy(
dayStatistics = day,
monthStatistics = month,
yearStatistics = year
)
}
}
trackersAndAppsListsUseCase.getAppsAndTrackersCounts().let { (appList, trackerList) ->
_state.update {
it.copy(apps = appList, trackers = trackerList)
}
}
}
}
fun onClickTracker(tracker: Tracker) = viewModelScope.launch {
_navigate.emit(TrackersFragmentDirections.gotoTrackerDetailsFragment(trackerId = tracker.id))
}
fun onClickApp(app: ApplicationDescription) = viewModelScope.launch {
_navigate.emit(TrackersFragmentDirections.gotoAppTrackersFragment(appUid = app.uid))
}
fun onClickLearnMore() = viewModelScope.launch {
_singleEvents.emit(SingleEvent.OpenUrl(Uri.parse(URL_LEARN_MORE_ABOUT_TRACKERS)))
}
sealed class SingleEvent {
data class ErrorEvent(val error: String) : SingleEvent()
data class OpenUrl(val url: Uri) : SingleEvent()
}
}
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