Tusky-App-Android/app/src/main/java/com/keylesspalace/tusky/components/search/adapter/SearchPagingSourceFactory.kt

54 lines
1.8 KiB
Kotlin

/* Copyright 2021 Tusky Contributors
*
* This file is a part of Tusky.
*
* 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.
*
* Tusky 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 Tusky; if not,
* see <http://www.gnu.org/licenses>. */
package com.keylesspalace.tusky.components.search.adapter
import com.keylesspalace.tusky.components.search.SearchType
import com.keylesspalace.tusky.entity.SearchResult
import com.keylesspalace.tusky.network.MastodonApi
class SearchPagingSourceFactory<T : Any>(
private val mastodonApi: MastodonApi,
private val searchType: SearchType,
private val initialItems: List<T>? = null,
private val parser: (SearchResult) -> List<T>
) : () -> SearchPagingSource<T> {
private var searchRequest: String = ""
private var currentSource: SearchPagingSource<T>? = null
override fun invoke(): SearchPagingSource<T> {
return SearchPagingSource(
mastodonApi = mastodonApi,
searchType = searchType,
searchRequest = searchRequest,
initialItems = initialItems,
parser = parser
).also { source ->
currentSource = source
}
}
fun newSearch(newSearchRequest: String) {
this.searchRequest = newSearchRequest
currentSource?.invalidate()
}
fun invalidate() {
currentSource?.invalidate()
}
}