141 lines
4.5 KiB
Kotlin
141 lines
4.5 KiB
Kotlin
/* 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.viewholders
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import android.view.View
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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 kotlinx.android.synthetic.main.history_list_item.view.*
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import kotlinx.coroutines.CoroutineScope
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.Job
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import kotlinx.coroutines.launch
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import mozilla.components.browser.icons.IconRequest
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import mozilla.components.browser.menu.BrowserMenu
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import org.mozilla.fenix.R
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import org.mozilla.fenix.ext.components
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import org.mozilla.fenix.library.history.HistoryAction
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import org.mozilla.fenix.library.history.HistoryItem
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import org.mozilla.fenix.library.history.HistoryItemMenu
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import org.mozilla.fenix.library.history.HistoryState
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import kotlin.coroutines.CoroutineContext
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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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val job: Job
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) : RecyclerView.ViewHolder(view), CoroutineScope {
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override val coroutineContext: CoroutineContext
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get() = Dispatchers.IO + job
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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 = shouldCheck
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}
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checkbox.setOnCheckedChangeListener(checkListener)
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}
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updateFavIcon(item.url)
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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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private fun updateFavIcon(url: String) {
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launch(Dispatchers.IO) {
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val bitmap = favicon.context.components.utils.icons
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.loadIcon(IconRequest(url)).await().bitmap
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launch(Dispatchers.Main) {
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favicon.setImageBitmap(bitmap)
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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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