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/* This Source Code Form is subject to the terms of the Mozilla Public
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License, v. 2.0. If a copy of the MPL was not distributed with this
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file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.fenix.library.history
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import android.content.Context
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import android.widget.CompoundButton
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import androidx.recyclerview.widget.RecyclerView
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import io.reactivex.Observer
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import org.mozilla.fenix.R
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import androidx.core.content.ContextCompat
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import kotlinx.android.synthetic.main.history_delete.view.*
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import kotlinx.android.synthetic.main.history_header.view.*
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import kotlinx.android.synthetic.main.history_list_item.view.*
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import mozilla.components.browser.menu.BrowserMenu
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import org.mozilla.fenix.components.SectionedAdapter
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import java.util.*
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class HistoryList(val history: List<HistoryItem>) {
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enum class Range {
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Today, ThisWeek, ThisMonth, Older;
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fun humanReadable(context: Context) : String = when (this) {
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Today -> context.getString(R.string.history_today)
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ThisWeek -> context.getString(R.string.history_this_week)
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ThisMonth -> context.getString(R.string.history_this_month)
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Older -> context.getString(R.string.history_older)
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}
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}
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val ranges: List<Range>
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get() = grouped.keys.toList()
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fun itemsInRange(range: Range): List<HistoryItem> {
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return grouped[range] ?: listOf()
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}
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private val grouped: Map<Range, List<HistoryItem>>
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init {
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val oneDayAgo = getDaysAgo(1).time
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val sevenDaysAgo = getDaysAgo(7).time
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val thirtyDaysAgo = getDaysAgo(30).time
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val lastWeek = LongRange(sevenDaysAgo, oneDayAgo)
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val lastMonth = LongRange(thirtyDaysAgo, sevenDaysAgo)
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grouped = history.groupBy { item ->
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when {
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item.visitedAt > oneDayAgo -> Range.Today
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lastWeek.contains(item.visitedAt) -> Range.ThisWeek
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lastMonth.contains(item.visitedAt) -> Range.ThisMonth
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else -> Range.Older
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}
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}
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}
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private fun getDaysAgo(daysAgo: Int): Date {
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val calendar = Calendar.getInstance()
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calendar.add(Calendar.DAY_OF_YEAR, -daysAgo)
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return calendar.time
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}
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}
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class HistoryAdapter(
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private val actionEmitter: Observer<HistoryAction>
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) : SectionedAdapter() {
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override fun numberOfSections(): Int = historyList.ranges.size
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override fun numberOfRowsInSection(section: Int): Int = historyList.itemsInRange(historyList.ranges[section]).size
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override fun onCreateHeaderViewHolder(parent: ViewGroup): RecyclerView.ViewHolder {
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val view = LayoutInflater.from(parent.context).inflate(HistoryHeaderViewHolder.LAYOUT_ID, parent, false)
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return HistoryHeaderViewHolder(view)
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}
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override fun onBindHeaderViewHolder(holder: RecyclerView.ViewHolder, header: SectionType.Header) {
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val sectionTitle = historyList.ranges[header.index].humanReadable(holder.itemView.context)
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when (holder) {
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is HistoryHeaderViewHolder -> holder.bind(sectionTitle)
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}
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}
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override fun onCreateItemViewHolder(parent: ViewGroup): RecyclerView.ViewHolder {
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val view = LayoutInflater.from(parent.context).inflate(HistoryListItemViewHolder.LAYOUT_ID, parent, false)
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return HistoryListItemViewHolder(view, actionEmitter)
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}
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override fun onBindItemViewHolder(holder: RecyclerView.ViewHolder, row: SectionType.Row) {
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(holder as? HistoryListItemViewHolder)?.bind(historyList.itemsInRange(historyList.ranges[row.section])[row.row], mode)
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}
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class HistoryListItemViewHolder(
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view: View,
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private val actionEmitter: Observer<HistoryAction>
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) : RecyclerView.ViewHolder(view) {
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private val checkbox = view.should_remove_checkbox
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private val favicon = view.history_favicon
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private val title = view.history_title
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private val url = view.history_url
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private val menuButton = view.history_item_overflow
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private var item: HistoryItem? = null
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private lateinit var historyMenu: HistoryItemMenu
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private var mode: HistoryState.Mode = HistoryState.Mode.Normal
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private val checkListener = CompoundButton.OnCheckedChangeListener { _, isChecked ->
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if (mode is HistoryState.Mode.Normal) {
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return@OnCheckedChangeListener
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}
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item?.apply {
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val action = if (isChecked) {
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HistoryAction.AddItemForRemoval(this)
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} else {
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HistoryAction.RemoveItemForRemoval(this)
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}
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actionEmitter.onNext(action)
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}
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}
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init {
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setupMenu()
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view.setOnClickListener {
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if (mode is HistoryState.Mode.Editing) {
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checkbox.isChecked = !checkbox.isChecked
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return@setOnClickListener
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}
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item?.apply {
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actionEmitter.onNext(HistoryAction.Select(this))
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}
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}
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view.setOnLongClickListener {
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item?.apply {
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actionEmitter.onNext(HistoryAction.EnterEditMode(this))
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}
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true
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}
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menuButton.setOnClickListener {
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historyMenu.menuBuilder.build(view.context).show(
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anchor = it,
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orientation = BrowserMenu.Orientation.DOWN)
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}
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checkbox.setOnCheckedChangeListener(checkListener)
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}
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fun bind(item: HistoryItem, mode: HistoryState.Mode) {
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this.item = item
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this.mode = mode
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title.text = item.title
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url.text = item.url
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val isEditing = mode is HistoryState.Mode.Editing
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checkbox.visibility = if (isEditing) { View.VISIBLE } else { View.GONE }
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favicon.visibility = if (isEditing) { View.INVISIBLE } else { View.VISIBLE }
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if (mode is HistoryState.Mode.Editing) {
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checkbox.setOnCheckedChangeListener(null)
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// Don't set the checkbox if it already contains the right value.
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// This prevent us from cutting off the animation
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val shouldCheck = mode.selectedItems.contains(item)
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if (checkbox.isChecked != shouldCheck) {
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checkbox.isChecked = mode.selectedItems.contains(item)
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}
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checkbox.setOnCheckedChangeListener(checkListener)
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}
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}
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private fun setupMenu() {
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this.historyMenu = HistoryItemMenu(itemView.context) {
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when (it) {
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is HistoryItemMenu.Item.Delete -> {
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item?.apply { actionEmitter.onNext(HistoryAction.Delete.One(this)) }
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}
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}
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}
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}
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companion object {
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const val LAYOUT_ID = R.layout.history_list_item
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}
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}
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class HistoryHeaderViewHolder(
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view: View
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) : RecyclerView.ViewHolder(view) {
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private val title = view.history_header_title
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fun bind(title: String) {
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this.title.text = title
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}
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companion object {
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const val LAYOUT_ID = R.layout.history_header
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}
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}
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class HistoryDeleteViewHolder(
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view: View,
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private val actionEmitter: Observer<HistoryAction>
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) : RecyclerView.ViewHolder(view) {
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private lateinit var mode: HistoryState.Mode
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private val button = view.delete_history_button.apply {
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setOnClickListener {
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val mode = mode
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if (mode is HistoryState.Mode.Editing && mode.selectedItems.isNotEmpty()) {
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actionEmitter.onNext(HistoryAction.Delete.Some(mode.selectedItems))
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} else {
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actionEmitter.onNext(HistoryAction.Delete.All)
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}
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}
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}
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private val text = view.delete_history_button_text.apply {
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val color = ContextCompat.getColor(context, R.color.photonRed60)
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val drawable = ContextCompat.getDrawable(context, R.drawable.ic_delete)
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drawable?.setTint(color)
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this.setCompoundDrawablesWithIntrinsicBounds(drawable, null, null, null)
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}
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fun bind(mode: HistoryState.Mode) {
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this.mode = mode
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val text = if (mode is HistoryState.Mode.Editing && mode.selectedItems.isNotEmpty()) {
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text.context.resources.getString(R.string.history_delete_some, mode.selectedItems.size)
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} else {
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text.context.resources.getString(R.string.history_delete_all)
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}
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button.contentDescription = text
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this.text.text = text
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}
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companion object {
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const val LAYOUT_ID = R.layout.history_delete
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}
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}
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private var historyList: HistoryList = HistoryList(emptyList())
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private var mode: HistoryState.Mode = HistoryState.Mode.Normal
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fun updateData(items: List<HistoryItem>, mode: HistoryState.Mode) {
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this.historyList = HistoryList(items)
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this.mode = mode
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notifyDataSetChanged()
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}
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}
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