313 lines
13 KiB
Kotlin
313 lines
13 KiB
Kotlin
/*
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* Twidere - Twitter client for Android
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*
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* Copyright (C) 2012-2014 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.fragment
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import android.accounts.AccountManager
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import android.content.Context
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import android.os.Bundle
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import androidx.loader.app.LoaderManager.LoaderCallbacks
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import androidx.loader.app.hasRunningLoadersSafe
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import androidx.loader.content.Loader
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import androidx.recyclerview.widget.LinearLayoutManager
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import androidx.recyclerview.widget.RecyclerView
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import android.view.KeyEvent
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import com.bumptech.glide.RequestManager
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import com.squareup.otto.Subscribe
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import kotlinx.android.synthetic.main.fragment_content_recyclerview.*
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import org.mariotaku.commons.parcel.ParcelUtils
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import org.mariotaku.kpreferences.get
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import org.mariotaku.twidere.R
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import org.mariotaku.twidere.adapter.ParcelableUsersAdapter
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import org.mariotaku.twidere.adapter.decorator.ExtendedDividerItemDecoration
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import org.mariotaku.twidere.adapter.iface.ILoadMoreSupportAdapter
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import org.mariotaku.twidere.adapter.iface.IUsersAdapter
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import org.mariotaku.twidere.adapter.iface.IUsersAdapter.UserClickListener
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import org.mariotaku.twidere.annotation.AccountType
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import org.mariotaku.twidere.constant.IntentConstants.*
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import org.mariotaku.twidere.constant.newDocumentApiKey
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import org.mariotaku.twidere.extension.model.getAccountType
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import org.mariotaku.twidere.loader.iface.IExtendedLoader
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import org.mariotaku.twidere.loader.iface.IPaginationLoader
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import org.mariotaku.twidere.loader.users.AbsRequestUsersLoader
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import org.mariotaku.twidere.model.ListResponse
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import org.mariotaku.twidere.model.ParcelableUser
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import org.mariotaku.twidere.model.UserKey
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import org.mariotaku.twidere.model.event.FriendshipTaskEvent
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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.IntentUtils
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import org.mariotaku.twidere.util.KeyboardShortcutsHandler
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import org.mariotaku.twidere.util.KeyboardShortcutsHandler.KeyboardShortcutCallback
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import org.mariotaku.twidere.util.RecyclerViewNavigationHelper
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import org.mariotaku.twidere.view.holder.UserViewHolder
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abstract class ParcelableUsersFragment : AbsContentListRecyclerViewFragment<ParcelableUsersAdapter>(),
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LoaderCallbacks<List<ParcelableUser>?>, UserClickListener, KeyboardShortcutCallback,
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IUsersAdapter.FriendshipClickListener {
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override var refreshing: Boolean
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get() {
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if (context == null || isDetached) return false
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return loaderManager.hasRunningLoadersSafe()
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}
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set(value) {
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super.refreshing = value
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}
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protected open val simpleLayout: Boolean
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get() = arguments?.getBoolean(EXTRA_SIMPLE_LAYOUT) ?: false
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protected open val showFollow: Boolean
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get() = true
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protected var nextPagination: Pagination? = null
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private set
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protected var prevPagination: Pagination? = null
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private set
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private lateinit var navigationHelper: RecyclerViewNavigationHelper
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private val usersBusCallback: Any
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init {
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usersBusCallback = createMessageBusCallback()
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}
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override fun onActivityCreated(savedInstanceState: Bundle?) {
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super.onActivityCreated(savedInstanceState)
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if (savedInstanceState != null) {
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nextPagination = savedInstanceState.getParcelable(EXTRA_NEXT_PAGINATION)
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prevPagination = savedInstanceState.getParcelable(EXTRA_PREV_PAGINATION)
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}
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adapter.userClickListener = this
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navigationHelper = RecyclerViewNavigationHelper(recyclerView, layoutManager, adapter,
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this)
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val loaderArgs = Bundle(arguments)
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loaderArgs.putBoolean(EXTRA_FROM_USER, true)
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loaderManager.initLoader(0, loaderArgs, this)
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}
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override fun onStart() {
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super.onStart()
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bus.register(usersBusCallback)
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}
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override fun onStop() {
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bus.unregister(usersBusCallback)
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super.onStop()
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}
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override fun onSaveInstanceState(outState: Bundle) {
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super.onSaveInstanceState(outState)
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outState.putParcelable(EXTRA_NEXT_PAGINATION, nextPagination)
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outState.putParcelable(EXTRA_PREV_PAGINATION, prevPagination)
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}
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override fun onCreateLoader(id: Int, args: Bundle?): Loader<List<ParcelableUser>?> {
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val fromUser = args?.getBoolean(EXTRA_FROM_USER)
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args?.remove(EXTRA_FROM_USER)
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return onCreateUsersLoader(requireActivity(), args!!, fromUser!!).apply {
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if (this is AbsRequestUsersLoader) {
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pagination = args.getParcelable(EXTRA_PAGINATION)
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}
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}
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}
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override fun onLoadFinished(loader: Loader<List<ParcelableUser>?>, data: List<ParcelableUser>?) {
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adapter.setData(data)
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if (loader !is IExtendedLoader || loader.fromUser) {
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adapter.loadMoreSupportedPosition = if (hasMoreData(data)) ILoadMoreSupportAdapter.END else ILoadMoreSupportAdapter.NONE
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refreshEnabled = true
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}
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if (loader is IExtendedLoader) {
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loader.fromUser = false
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}
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if (loader is IPaginationLoader && data?.loadSuccess() == true) {
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nextPagination = loader.nextPagination
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prevPagination = loader.prevPagination
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}
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showContent()
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refreshEnabled = true
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refreshing = false
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setLoadMoreIndicatorPosition(ILoadMoreSupportAdapter.NONE)
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}
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override fun onLoaderReset(loader: Loader<List<ParcelableUser>?>) {
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if (loader is IExtendedLoader) {
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loader.fromUser = false
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}
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}
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override fun onLoadMoreContents(@ILoadMoreSupportAdapter.IndicatorPosition position: Long) {
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// Only supports load from end, skip START flag
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if (position and ILoadMoreSupportAdapter.START != 0L) return
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super.onLoadMoreContents(position)
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if (position == 0L) return
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val loaderArgs = Bundle(arguments)
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loaderArgs.putBoolean(EXTRA_FROM_USER, true)
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loaderArgs.putParcelable(EXTRA_PAGINATION, nextPagination)
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loaderManager.restartLoader(0, loaderArgs, this)
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}
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override fun onCreateAdapter(context: Context, requestManager: RequestManager): ParcelableUsersAdapter {
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val adapter = ParcelableUsersAdapter(context, this.requestManager)
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adapter.simpleLayout = simpleLayout
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adapter.showFollow = showFollow
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val accountType = arguments?.getParcelable<UserKey?>(EXTRA_ACCOUNT_KEY)?.let { key ->
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val am = AccountManager.get(context)
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return@let AccountUtils.findByAccountKey(am, key)?.getAccountType(am)
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}
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when (accountType) {
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AccountType.TWITTER, AccountType.FANFOU, AccountType.STATUSNET -> {
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adapter.friendshipClickListener = this
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}
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else -> {
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adapter.friendshipClickListener = null
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}
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}
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return adapter
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}
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override fun handleKeyboardShortcutSingle(handler: KeyboardShortcutsHandler, keyCode: Int,
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event: KeyEvent, metaState: Int): Boolean {
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return navigationHelper.handleKeyboardShortcutSingle(handler, keyCode, event, metaState)
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}
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override fun handleKeyboardShortcutRepeat(handler: KeyboardShortcutsHandler, keyCode: Int,
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repeatCount: Int, event: KeyEvent, metaState: Int): Boolean {
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return navigationHelper.handleKeyboardShortcutRepeat(handler, keyCode, repeatCount, event, metaState)
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}
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override fun isKeyboardShortcutHandled(handler: KeyboardShortcutsHandler, keyCode: Int,
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event: KeyEvent, metaState: Int): Boolean {
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return navigationHelper.isKeyboardShortcutHandled(handler, keyCode, event, metaState)
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}
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override fun onUserClick(holder: UserViewHolder, position: Int) {
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val user = adapter.getUser(position) ?: return
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activity?.let { IntentUtils.openUserProfile(it, user, preferences[newDocumentApiKey]) }
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}
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override fun onFollowClicked(holder: UserViewHolder, position: Int) {
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val user = adapter.getUser(position) ?: return
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val accountKey = user.account_key ?: return
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if (twitterWrapper.isUpdatingRelationship(accountKey, user.key)) return
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if (user.is_following) {
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fragmentManager?.let { DestroyFriendshipDialogFragment.show(it, user) }
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} else {
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twitterWrapper.createFriendshipAsync(accountKey, user.key, user.screen_name)
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}
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}
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override fun onUnblockClicked(holder: UserViewHolder, position: Int) {
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val user = adapter.getUser(position) ?: return
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val accountKey = user.account_key ?: return
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if (twitterWrapper.isUpdatingRelationship(accountKey, user.key)) return
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twitterWrapper.destroyBlockAsync(accountKey, user.key)
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}
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override fun onUnmuteClicked(holder: UserViewHolder, position: Int) {
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val user = adapter.getUser(position) ?: return
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val accountKey = user.account_key ?: return
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if (twitterWrapper.isUpdatingRelationship(accountKey, user.key)) return
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twitterWrapper.destroyMuteAsync(accountKey, user.key)
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}
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override fun onUserLongClick(holder: UserViewHolder, position: Int): Boolean {
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return true
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}
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override fun onCreateItemDecoration(context: Context, recyclerView: RecyclerView,
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layoutManager: LinearLayoutManager): RecyclerView.ItemDecoration? {
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val itemDecoration = ExtendedDividerItemDecoration(context,
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(recyclerView.layoutManager as LinearLayoutManager).orientation)
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val res = context.resources
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if (adapter.profileImageEnabled) {
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val decorPaddingLeft = res.getDimensionPixelSize(R.dimen.element_spacing_normal) * 2 + res.getDimensionPixelSize(R.dimen.icon_size_status_profile_image)
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itemDecoration.setPadding { position, rect ->
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val itemViewType = adapter.getItemViewType(position)
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var nextItemIsUser = false
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if (position < adapter.itemCount - 1) {
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nextItemIsUser = adapter.getItemViewType(position + 1) == ParcelableUsersAdapter.ITEM_VIEW_TYPE_USER
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}
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if (nextItemIsUser && itemViewType == ParcelableUsersAdapter.ITEM_VIEW_TYPE_USER) {
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rect.left = decorPaddingLeft
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} else {
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rect.left = 0
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}
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true
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}
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}
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itemDecoration.setDecorationEndOffset(1)
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return itemDecoration
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}
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abstract fun onCreateUsersLoader(context: Context, args: Bundle, fromUser: Boolean):
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Loader<List<ParcelableUser>?>
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protected open fun shouldRemoveUser(position: Int, event: FriendshipTaskEvent): Boolean {
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return false
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}
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protected fun hasMoreData(data: List<ParcelableUser>?): Boolean {
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return data == null || data.isNotEmpty()
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}
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protected fun createMessageBusCallback(): Any {
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return UsersBusCallback()
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}
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private fun findPosition(accountKey: UserKey, userKey: UserKey): Int {
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return adapter.findPosition(accountKey, userKey)
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}
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private fun List<ParcelableUser>.loadSuccess(): Boolean {
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return this !is ListResponse<*> || !this.hasException()
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}
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protected inner class UsersBusCallback {
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@Subscribe
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fun onFriendshipTaskEvent(event: FriendshipTaskEvent) {
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val position = findPosition(event.accountKey, event.userKey)
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val data = adapter.getData() ?: return
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if (position < 0 || position >= data.size) return
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if (shouldRemoveUser(position, event)) {
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adapter.removeUserAt(position)
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} else {
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val adapterUser = data[position]
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val eventUser = event.user
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if (eventUser != null) {
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if (adapterUser.account_key == eventUser.account_key) {
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val clone = ParcelUtils.clone(eventUser)
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clone.position = adapterUser.position
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adapter.setUserAt(position, clone)
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}
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}
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adapter.notifyItemChanged(position)
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}
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}
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}
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}
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