2019-02-09 01:00:33 +01:00
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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.view.ViewGroup
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2019-02-09 01:21:55 +01:00
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import org.mozilla.fenix.mvi.Action
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import org.mozilla.fenix.mvi.ActionBusFactory
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import org.mozilla.fenix.mvi.Change
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import org.mozilla.fenix.mvi.UIComponent
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import org.mozilla.fenix.mvi.ViewState
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2019-02-09 01:49:14 +01:00
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import java.net.URL
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2019-02-13 23:58:07 +01:00
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data class HistoryItem(val id: Int, val url: String) {
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2019-02-09 01:49:14 +01:00
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val title: String
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get() = siteTitle()
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2019-02-09 02:06:47 +01:00
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@SuppressWarnings("TooGenericExceptionCaught")
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2019-02-09 01:49:14 +01:00
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private fun siteTitle(): String {
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return try {
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URL(url).host
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} catch (e: Exception) {
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url
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}
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}
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}
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2019-02-09 01:00:33 +01:00
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class HistoryComponent(
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private val container: ViewGroup,
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bus: ActionBusFactory,
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override var initialState: HistoryState = HistoryState(emptyList(), HistoryState.Mode.Normal)
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) :
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UIComponent<HistoryState, HistoryAction, HistoryChange>(
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bus.getManagedEmitter(HistoryAction::class.java),
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bus.getSafeManagedObservable(HistoryChange::class.java)
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) {
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override val reducer: (HistoryState, HistoryChange) -> HistoryState = { state, change ->
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when (change) {
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is HistoryChange.Change -> state.copy(items = change.list)
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is HistoryChange.EnterEditMode -> state.copy(mode = HistoryState.Mode.Editing(listOf(change.item)))
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is HistoryChange.AddItemForRemoval -> {
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val mode = state.mode
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if (mode is HistoryState.Mode.Editing) {
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val items = mode.selectedItems + listOf(change.item)
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state.copy(mode = mode.copy(selectedItems = items))
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} else {
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state
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}
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}
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2019-02-14 00:14:10 +01:00
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is HistoryChange.RemoveItemForRemoval -> {
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val mode = state.mode
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if (mode is HistoryState.Mode.Editing) {
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val items = mode.selectedItems.filter { it.id != change.item.id }
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state.copy(mode = mode.copy(selectedItems = items))
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} else {
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state
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}
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}
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2019-02-09 01:00:33 +01:00
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}
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}
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override fun initView() = HistoryUIView(container, actionEmitter, changesObservable)
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init {
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render(reducer)
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}
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}
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2019-02-13 23:36:59 +01:00
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data class HistoryState(val items: List<HistoryItem>, val mode: Mode) : ViewState {
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sealed class Mode {
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object Normal : Mode()
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data class Editing(val selectedItems: List<HistoryItem>) : Mode()
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}
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}
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sealed class HistoryAction : Action {
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data class Select(val item: HistoryItem) : HistoryAction()
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data class EnterEditMode(val item: HistoryItem) : HistoryAction()
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data class AddItemForRemoval(val item: HistoryItem) : HistoryAction()
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data class RemoveItemForRemoval(val item: HistoryItem) : HistoryAction()
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}
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sealed class HistoryChange : Change {
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data class Change(val list: List<HistoryItem>) : HistoryChange()
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data class EnterEditMode(val item: HistoryItem) : HistoryChange()
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data class AddItemForRemoval(val item: HistoryItem) : HistoryChange()
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data class RemoveItemForRemoval(val item: HistoryItem) : HistoryChange()
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}
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