75 lines
2.4 KiB
Kotlin
75 lines
2.4 KiB
Kotlin
/*
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* Copyright 2023 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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*/
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package com.keylesspalace.tusky.components.notifications
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import android.util.Log
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import androidx.paging.InvalidatingPagingSourceFactory
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import androidx.paging.Pager
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import androidx.paging.PagingConfig
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import androidx.paging.PagingData
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import androidx.paging.PagingSource
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import com.keylesspalace.tusky.entity.Notification
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import com.keylesspalace.tusky.network.MastodonApi
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import kotlinx.coroutines.flow.Flow
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import okhttp3.ResponseBody
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import retrofit2.Response
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import javax.inject.Inject
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class NotificationsRepository @Inject constructor(
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private val mastodonApi: MastodonApi
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) {
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private var factory: InvalidatingPagingSourceFactory<String, Notification>? = null
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/**
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* @return flow of Mastodon [Notification], excluding all types in [filter].
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* Notifications are loaded in [pageSize] increments.
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*/
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fun getNotificationsStream(
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filter: Set<Notification.Type>,
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pageSize: Int = PAGE_SIZE,
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initialKey: String? = null
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): Flow<PagingData<Notification>> {
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Log.d(TAG, "getNotificationsStream(), filtering: $filter")
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factory = InvalidatingPagingSourceFactory {
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NotificationsPagingSource(mastodonApi, filter)
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}
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return Pager(
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config = PagingConfig(pageSize = pageSize),
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initialKey = initialKey,
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pagingSourceFactory = factory!!
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).flow
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}
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/** Invalidate the active paging source, see [PagingSource.invalidate] */
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fun invalidate() {
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factory?.invalidate()
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}
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/** Clear notifications */
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suspend fun clearNotifications(): Response<ResponseBody> {
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return mastodonApi.clearNotifications()
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}
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companion object {
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private const val TAG = "NotificationsRepository"
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private const val PAGE_SIZE = 30
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}
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}
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