125 lines
4.8 KiB
Kotlin
125 lines
4.8 KiB
Kotlin
/*
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* Twidere - Twitter client for Android
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*
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* Copyright (C) 2012-2017 Mariotaku Lee <mariotaku.lee@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General 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
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.mariotaku.twidere.loader.userlists
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import android.accounts.AccountManager
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import android.content.Context
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import android.content.SharedPreferences
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import android.support.v4.content.FixedAsyncTaskLoader
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import android.util.Log
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import org.mariotaku.kpreferences.get
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import org.mariotaku.microblog.library.MicroBlog
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import org.mariotaku.microblog.library.MicroBlogException
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import org.mariotaku.microblog.library.twitter.model.PageableResponseList
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import org.mariotaku.microblog.library.twitter.model.Paging
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import org.mariotaku.microblog.library.twitter.model.UserList
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import org.mariotaku.twidere.R
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import org.mariotaku.twidere.TwidereConstants.LOGTAG
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import org.mariotaku.twidere.constant.loadItemLimitKey
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import org.mariotaku.twidere.extension.model.api.microblog.toParcelable
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import org.mariotaku.twidere.extension.model.newMicroBlogInstance
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import org.mariotaku.twidere.loader.iface.IPaginationLoader
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import org.mariotaku.twidere.model.ParcelableUserList
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import org.mariotaku.twidere.model.UserKey
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import org.mariotaku.twidere.model.pagination.CursorPagination
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import org.mariotaku.twidere.model.pagination.Pagination
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import org.mariotaku.twidere.model.util.AccountUtils
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import org.mariotaku.twidere.util.collection.NoDuplicatesArrayList
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import org.mariotaku.twidere.util.dagger.GeneralComponent
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import java.util.*
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import javax.inject.Inject
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abstract class BaseUserListsLoader(
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context: Context,
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protected val accountKey: UserKey?,
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data: List<ParcelableUserList>?
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) : FixedAsyncTaskLoader<List<ParcelableUserList>>(context), IPaginationLoader {
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@Inject
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lateinit var preferences: SharedPreferences
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protected val data = NoDuplicatesArrayList<ParcelableUserList>()
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private val profileImageSize = context.getString(R.string.profile_image_size)
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override var pagination: Pagination? = null
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override var nextPagination: Pagination? = null
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protected set
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override var prevPagination: Pagination? = null
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protected set
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init {
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GeneralComponent.get(context).inject(this)
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if (data != null) {
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this.data.addAll(data)
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}
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}
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@Throws(MicroBlogException::class)
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abstract fun getUserLists(twitter: MicroBlog, paging: Paging): List<UserList>
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override fun loadInBackground(): List<ParcelableUserList> {
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if (accountKey == null) return emptyList()
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var listLoaded: List<UserList>? = null
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try {
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val am = AccountManager.get(context)
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val details = AccountUtils.getAccountDetails(am, accountKey, true) ?: return data
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val twitter = details.newMicroBlogInstance(context, MicroBlog::class.java)
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val paging = Paging()
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paging.count(preferences[loadItemLimitKey].coerceIn(0, 100))
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pagination?.applyTo(paging)
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listLoaded = getUserLists(twitter, paging)
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} catch (e: MicroBlogException) {
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Log.w(LOGTAG, e)
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}
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if (listLoaded != null) {
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val listSize = listLoaded.size
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if (listLoaded is PageableResponseList<*>) {
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nextPagination = CursorPagination.valueOf(listLoaded.nextCursor)
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prevPagination = CursorPagination.valueOf(listLoaded.previousCursor)
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val dataSize = data.size
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for (i in 0 until listSize) {
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val list = listLoaded[i]
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data.add(list.toParcelable(accountKey, (dataSize + i).toLong(),
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isFollowing(list), profileImageSize))
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}
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} else {
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for (i in 0 until listSize) {
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val list = listLoaded[i]
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data.add(listLoaded[i].toParcelable(accountKey, i.toLong(),
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isFollowing(list), profileImageSize))
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}
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}
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}
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Collections.sort(data)
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return data
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}
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override fun onStartLoading() {
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forceLoad()
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}
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protected open fun isFollowing(list: UserList): Boolean {
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return list.isFollowing
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}
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}
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