109 lines
3.9 KiB
Kotlin
109 lines
3.9 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.home
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import android.graphics.Bitmap
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import mozilla.components.browser.state.state.MediaState
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import mozilla.components.feature.tab.collections.TabCollection
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import mozilla.components.feature.top.sites.TopSite
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import mozilla.components.lib.state.Action
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import mozilla.components.lib.state.State
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import mozilla.components.lib.state.Store
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import org.mozilla.fenix.components.tips.Tip
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/**
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* The [Store] for holding the [HomeFragmentState] and applying [HomeFragmentAction]s.
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*/
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class HomeFragmentStore(
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initialState: HomeFragmentState
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) : Store<HomeFragmentState, HomeFragmentAction>(
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initialState, ::homeFragmentStateReducer
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)
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data class Tab(
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val sessionId: String,
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val url: String,
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val hostname: String,
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val title: String,
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val selected: Boolean? = null,
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val icon: Bitmap? = null,
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val mediaState: MediaState.State
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)
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/**
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* The state for the [HomeFragment].
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*
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* @property collections The list of [TabCollection] to display in the [HomeFragment].
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* @property expandedCollections A set containing the ids of the [TabCollection] that are expanded
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* in the [HomeFragment].
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* @property mode The state of the [HomeFragment] UI.
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* @property tabs The list of opened [Tab] in the [HomeFragment].
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* @property topSites The list of [TopSite] in the [HomeFragment].
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* @property tip The current [Tip] to show on the [HomeFragment].
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* @property showCollectionPlaceholder If true, shows a placeholder when there are no collections.
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*/
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data class HomeFragmentState(
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val collections: List<TabCollection>,
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val expandedCollections: Set<Long>,
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val mode: Mode,
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val topSites: List<TopSite>,
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val tip: Tip? = null,
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val showCollectionPlaceholder: Boolean
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) : State
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sealed class HomeFragmentAction : Action {
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data class Change(
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val topSites: List<TopSite>,
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val mode: Mode,
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val collections: List<TabCollection>,
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val tip: Tip? = null,
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val showCollectionPlaceholder: Boolean
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) :
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HomeFragmentAction()
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data class CollectionExpanded(val collection: TabCollection, val expand: Boolean) :
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HomeFragmentAction()
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data class CollectionsChange(val collections: List<TabCollection>) : HomeFragmentAction()
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data class ModeChange(val mode: Mode) : HomeFragmentAction()
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data class TopSitesChange(val topSites: List<TopSite>) : HomeFragmentAction()
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data class RemoveTip(val tip: Tip) : HomeFragmentAction()
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object RemoveCollectionsPlaceholder : HomeFragmentAction()
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}
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private fun homeFragmentStateReducer(
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state: HomeFragmentState,
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action: HomeFragmentAction
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): HomeFragmentState {
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return when (action) {
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is HomeFragmentAction.Change -> state.copy(
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collections = action.collections,
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mode = action.mode,
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topSites = action.topSites,
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tip = action.tip
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)
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is HomeFragmentAction.CollectionExpanded -> {
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val newExpandedCollection = state.expandedCollections.toMutableSet()
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if (action.expand) {
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newExpandedCollection.add(action.collection.id)
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} else {
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newExpandedCollection.remove(action.collection.id)
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}
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state.copy(expandedCollections = newExpandedCollection)
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}
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is HomeFragmentAction.CollectionsChange -> state.copy(collections = action.collections)
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is HomeFragmentAction.ModeChange -> state.copy(mode = action.mode)
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is HomeFragmentAction.TopSitesChange -> state.copy(topSites = action.topSites)
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is HomeFragmentAction.RemoveTip -> {
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state.copy(tip = null)
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}
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is HomeFragmentAction.RemoveCollectionsPlaceholder -> {
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state.copy(showCollectionPlaceholder = false)
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}
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}
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}
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