64 lines
2.3 KiB
Kotlin
64 lines
2.3 KiB
Kotlin
/* Copyright 2022 Tusky Contributors
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*
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* This file is a part of Tusky.
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with Tusky; if not,
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* see <http://www.gnu.org/licenses>. */
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package com.keylesspalace.tusky.components.viewthread.edits
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import androidx.lifecycle.ViewModel
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import androidx.lifecycle.viewModelScope
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import at.connyduck.calladapter.networkresult.fold
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import com.keylesspalace.tusky.entity.StatusEdit
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import com.keylesspalace.tusky.network.MastodonApi
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import kotlinx.coroutines.flow.Flow
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import kotlinx.coroutines.flow.MutableStateFlow
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import kotlinx.coroutines.launch
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import javax.inject.Inject
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class ViewEditsViewModel @Inject constructor(
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private val api: MastodonApi
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) : ViewModel() {
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private val _uiState: MutableStateFlow<EditsUiState> = MutableStateFlow(EditsUiState.Initial)
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val uiState: Flow<EditsUiState>
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get() = _uiState
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fun loadEdits(statusId: String, force: Boolean = false, refreshing: Boolean = false) {
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if (force || _uiState.value is EditsUiState.Initial) {
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if (!refreshing) {
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_uiState.value = EditsUiState.Loading
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}
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viewModelScope.launch {
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api.statusEdits(statusId).fold(
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{ edits ->
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val sortedEdits = edits.sortedBy { edit -> edit.createdAt }.reversed()
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_uiState.value = EditsUiState.Success(sortedEdits)
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},
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{ throwable ->
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_uiState.value = EditsUiState.Error(throwable)
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}
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)
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}
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}
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}
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}
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sealed interface EditsUiState {
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object Initial : EditsUiState
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object Loading : EditsUiState
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class Error(val throwable: Throwable) : EditsUiState
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data class Success(
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val edits: List<StatusEdit>
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) : EditsUiState
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}
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