48 lines
1.6 KiB
Kotlin
48 lines
1.6 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.recenttabs
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import kotlinx.coroutines.ExperimentalCoroutinesApi
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import kotlinx.coroutines.flow.Flow
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import kotlinx.coroutines.flow.map
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import mozilla.components.browser.state.state.BrowserState
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import mozilla.components.browser.state.state.TabSessionState
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import mozilla.components.browser.state.store.BrowserStore
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import mozilla.components.lib.state.helpers.AbstractBinding
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import mozilla.components.support.ktx.kotlinx.coroutines.flow.ifChanged
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import org.mozilla.fenix.components.AppStore
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import org.mozilla.fenix.components.appstate.AppAction
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import org.mozilla.fenix.ext.asRecentTabs
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/**
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* View-bound feature that dispatches recent tab changes to the [AppStore] when the
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* [BrowserStore] is updated.
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*/
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@OptIn(ExperimentalCoroutinesApi::class)
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class RecentTabsListFeature(
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browserStore: BrowserStore,
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private val appStore: AppStore
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) : AbstractBinding<BrowserState>(browserStore) {
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override suspend fun onState(flow: Flow<BrowserState>) {
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// Listen for changes regarding the currently selected tab and in progress media tab.
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flow
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.map { it.asRecentTabs() }
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.ifChanged()
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.collect {
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appStore.dispatch(AppAction.RecentTabsChange(it))
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}
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}
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}
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sealed class RecentTab {
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/**
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* A tab that was recently viewed
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*
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* @param state Recently viewed [TabSessionState]
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*/
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data class Tab(val state: TabSessionState) : RecentTab()
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}
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