Yuito-app-android/app/src/main/java/com/keylesspalace/tusky/components/filters/FiltersViewModel.kt

75 lines
2.8 KiB
Kotlin

package com.keylesspalace.tusky.components.filters
import android.view.View
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import at.connyduck.calladapter.networkresult.fold
import com.google.android.material.snackbar.Snackbar
import com.keylesspalace.tusky.appstore.EventHub
import com.keylesspalace.tusky.appstore.PreferenceChangedEvent
import com.keylesspalace.tusky.entity.Filter
import com.keylesspalace.tusky.network.MastodonApi
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.launch
import retrofit2.HttpException
import javax.inject.Inject
class FiltersViewModel @Inject constructor(
private val api: MastodonApi,
private val eventHub: EventHub
) : ViewModel() {
val filters: MutableStateFlow<List<Filter>> = MutableStateFlow(listOf())
val error: MutableStateFlow<Throwable?> = MutableStateFlow(null)
fun load() {
viewModelScope.launch {
api.getFilters().fold(
{ filters ->
this@FiltersViewModel.filters.value = filters
},
{ throwable ->
if (throwable is HttpException && throwable.code() == 404) {
api.getFiltersV1().fold(
{ filters ->
this@FiltersViewModel.filters.value = filters.map { it.toFilter() }
},
{ throwable ->
error.value = throwable
}
)
} else {
error.value = throwable
}
}
)
}
}
fun deleteFilter(filter: Filter, parent: View) {
viewModelScope.launch {
api.deleteFilter(filter.id).fold(
{
filters.value = filters.value.filter { it.id != filter.id }
for (context in filter.context) {
eventHub.dispatch(PreferenceChangedEvent(context))
}
},
{ throwable ->
if (throwable is HttpException && throwable.code() == 404) {
api.deleteFilterV1(filter.id).fold(
{
filters.value = filters.value.filter { it.id != filter.id }
},
{
Snackbar.make(parent, "Error deleting filter '${filter.title}'", Snackbar.LENGTH_SHORT).show()
},
)
} else {
Snackbar.make(parent, "Error deleting filter '${filter.title}'", Snackbar.LENGTH_SHORT).show()
}
}
)
}
}
}