291 lines
10 KiB
Kotlin
291 lines
10 KiB
Kotlin
/* Copyright 2019 Conny Duck
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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
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import android.os.Bundle
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import android.view.MenuItem
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import androidx.appcompat.app.AlertDialog
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import androidx.appcompat.widget.AppCompatEditText
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import androidx.lifecycle.Lifecycle
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import androidx.recyclerview.widget.DividerItemDecoration
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import androidx.recyclerview.widget.ItemTouchHelper
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import androidx.recyclerview.widget.LinearLayoutManager
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import androidx.recyclerview.widget.RecyclerView
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import com.keylesspalace.tusky.adapter.ItemInteractionListener
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import com.keylesspalace.tusky.adapter.TabAdapter
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import com.keylesspalace.tusky.appstore.EventHub
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import com.keylesspalace.tusky.appstore.MainTabsChangedEvent
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import com.keylesspalace.tusky.di.Injectable
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import com.keylesspalace.tusky.util.onTextChanged
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import com.keylesspalace.tusky.util.visible
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import com.uber.autodispose.android.lifecycle.AndroidLifecycleScopeProvider.from
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import com.uber.autodispose.autoDisposable
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import io.reactivex.Single
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import io.reactivex.schedulers.Schedulers
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import kotlinx.android.synthetic.main.activity_tab_preference.*
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import kotlinx.android.synthetic.main.toolbar_basic.*
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import java.util.regex.Pattern
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import javax.inject.Inject
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class TabPreferenceActivity : BaseActivity(), Injectable, ItemInteractionListener {
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@Inject
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lateinit var eventHub: EventHub
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private lateinit var currentTabs: MutableList<TabData>
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private lateinit var currentTabsAdapter: TabAdapter
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private lateinit var touchHelper: ItemTouchHelper
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private lateinit var addTabAdapter: TabAdapter
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private var tabsChanged = false
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private val selectedItemElevation by lazy { resources.getDimension(R.dimen.selected_drag_item_elevation) }
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private val hashtagRegex by lazy { Pattern.compile("([\\w_]*[\\p{Alpha}_][\\w_]*)", Pattern.CASE_INSENSITIVE) }
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_tab_preference)
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setSupportActionBar(toolbar)
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supportActionBar?.apply {
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setTitle(R.string.title_tab_preferences)
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setDisplayHomeAsUpEnabled(true)
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setDisplayShowHomeEnabled(true)
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}
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currentTabs = (accountManager.activeAccount?.tabPreferences ?: emptyList()).toMutableList()
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currentTabsAdapter = TabAdapter(currentTabs, false, this)
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currentTabsRecyclerView.adapter = currentTabsAdapter
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currentTabsRecyclerView.layoutManager = LinearLayoutManager(this)
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currentTabsRecyclerView.addItemDecoration(DividerItemDecoration(this, LinearLayoutManager.VERTICAL))
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addTabAdapter = TabAdapter(listOf(createTabDataFromId(DIRECT)), true, this)
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addTabRecyclerView.adapter = addTabAdapter
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addTabRecyclerView.layoutManager = LinearLayoutManager(this)
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touchHelper = ItemTouchHelper(object : ItemTouchHelper.Callback() {
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override fun getMovementFlags(recyclerView: RecyclerView, viewHolder: RecyclerView.ViewHolder): Int {
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return makeMovementFlags(ItemTouchHelper.UP or ItemTouchHelper.DOWN, ItemTouchHelper.END)
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}
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override fun isLongPressDragEnabled(): Boolean {
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return true
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}
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override fun isItemViewSwipeEnabled(): Boolean {
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return MIN_TAB_COUNT < currentTabs.size
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}
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override fun onMove(recyclerView: RecyclerView, viewHolder: RecyclerView.ViewHolder, target: RecyclerView.ViewHolder): Boolean {
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val temp = currentTabs[viewHolder.adapterPosition]
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currentTabs[viewHolder.adapterPosition] = currentTabs[target.adapterPosition]
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currentTabs[target.adapterPosition] = temp
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currentTabsAdapter.notifyItemMoved(viewHolder.adapterPosition, target.adapterPosition)
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saveTabs()
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return true
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}
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override fun onSwiped(viewHolder: RecyclerView.ViewHolder, direction: Int) {
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currentTabs.removeAt(viewHolder.adapterPosition)
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currentTabsAdapter.notifyItemRemoved(viewHolder.adapterPosition)
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updateAvailableTabs()
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saveTabs()
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}
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override fun onSelectedChanged(viewHolder: RecyclerView.ViewHolder?, actionState: Int) {
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if (actionState == ItemTouchHelper.ACTION_STATE_DRAG) {
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viewHolder?.itemView?.elevation = selectedItemElevation
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}
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}
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override fun clearView(recyclerView: RecyclerView, viewHolder: RecyclerView.ViewHolder) {
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super.clearView(recyclerView, viewHolder)
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viewHolder.itemView.elevation = 0f
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}
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})
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touchHelper.attachToRecyclerView(currentTabsRecyclerView)
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actionButton.setOnClickListener {
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actionButton.isExpanded = true
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}
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scrim.setOnClickListener {
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actionButton.isExpanded = false
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}
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maxTabsInfo.text = getString(R.string.max_tab_number_reached, MAX_TAB_COUNT)
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updateAvailableTabs()
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}
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override fun onTabAdded(tab: TabData) {
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if (currentTabs.size >= MAX_TAB_COUNT) {
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return
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}
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actionButton.isExpanded = false
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if (tab.id == HASHTAG) {
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showEditHashtagDialog()
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return
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}
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currentTabs.add(tab)
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currentTabsAdapter.notifyItemInserted(currentTabs.size - 1)
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updateAvailableTabs()
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saveTabs()
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}
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override fun onActionChipClicked(tab: TabData) {
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showEditHashtagDialog(tab)
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}
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private fun showEditHashtagDialog(tab: TabData? = null) {
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val editText = AppCompatEditText(this)
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editText.setHint(R.string.edit_hashtag_hint)
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editText.setText("")
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editText.append(tab?.arguments?.first().orEmpty())
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val dialog = AlertDialog.Builder(this)
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.setTitle(R.string.edit_hashtag_title)
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.setView(editText)
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.setNegativeButton(android.R.string.cancel, null)
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.setPositiveButton(R.string.action_save) { _, _ ->
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val input = editText.text.toString().trim()
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if (tab == null) {
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val newTab = createTabDataFromId(HASHTAG, listOf(input))
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currentTabs.add(newTab)
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currentTabsAdapter.notifyItemInserted(currentTabs.size - 1)
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} else {
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val newTab = tab.copy(arguments = listOf(input))
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val position = currentTabs.indexOf(tab)
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currentTabs[position] = newTab
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currentTabsAdapter.notifyItemChanged(position)
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}
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updateAvailableTabs()
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saveTabs()
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}
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.create()
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editText.onTextChanged { s, _, _, _ ->
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dialog.getButton(AlertDialog.BUTTON_POSITIVE).isEnabled = validateHashtag(s)
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}
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dialog.show()
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dialog.getButton(AlertDialog.BUTTON_POSITIVE).isEnabled = validateHashtag(editText.text)
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editText.requestFocus()
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}
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private fun validateHashtag(input: CharSequence?): Boolean {
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val trimmedInput = input?.trim() ?: ""
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return trimmedInput.isNotEmpty() && hashtagRegex.matcher(trimmedInput).matches()
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}
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private fun updateAvailableTabs() {
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val addableTabs: MutableList<TabData> = mutableListOf()
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val homeTab = createTabDataFromId(HOME)
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if (!currentTabs.contains(homeTab)) {
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addableTabs.add(homeTab)
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}
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val notificationTab = createTabDataFromId(NOTIFICATIONS)
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if (!currentTabs.contains(notificationTab)) {
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addableTabs.add(notificationTab)
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}
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val localTab = createTabDataFromId(LOCAL)
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if (!currentTabs.contains(localTab)) {
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addableTabs.add(localTab)
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}
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val federatedTab = createTabDataFromId(FEDERATED)
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if (!currentTabs.contains(federatedTab)) {
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addableTabs.add(federatedTab)
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}
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val directMessagesTab = createTabDataFromId(DIRECT)
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if (!currentTabs.contains(directMessagesTab)) {
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addableTabs.add(directMessagesTab)
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}
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addableTabs.add(createTabDataFromId(HASHTAG))
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addTabAdapter.updateData(addableTabs)
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maxTabsInfo.visible(addableTabs.size == 0 || currentTabs.size >= MAX_TAB_COUNT)
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}
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override fun onStartDelete(viewHolder: RecyclerView.ViewHolder) {
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touchHelper.startSwipe(viewHolder)
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}
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override fun onStartDrag(viewHolder: RecyclerView.ViewHolder) {
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touchHelper.startDrag(viewHolder)
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}
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private fun saveTabs() {
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accountManager.activeAccount?.let {
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Single.fromCallable {
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it.tabPreferences = currentTabs
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accountManager.saveAccount(it)
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}
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.subscribeOn(Schedulers.io())
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.autoDisposable(from(this, Lifecycle.Event.ON_DESTROY))
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.subscribe()
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}
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tabsChanged = true
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}
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override fun onBackPressed() {
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if (actionButton.isExpanded) {
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actionButton.isExpanded = false
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} else {
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super.onBackPressed()
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}
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}
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override fun onOptionsItemSelected(item: MenuItem): Boolean {
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if (item.itemId == android.R.id.home) {
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onBackPressed()
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return true
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}
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return false
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}
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override fun onPause() {
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super.onPause()
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if (tabsChanged) {
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eventHub.dispatch(MainTabsChangedEvent(currentTabs))
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}
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}
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companion object {
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private const val MIN_TAB_COUNT = 2
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private const val MAX_TAB_COUNT = 5
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}
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}
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