83 lines
2.8 KiB
Kotlin
83 lines
2.8 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.exceptions
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import android.view.ViewGroup
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import androidx.fragment.app.Fragment
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import androidx.lifecycle.ViewModel
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import androidx.lifecycle.ViewModelProvider
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import androidx.lifecycle.ViewModelProviders
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import io.reactivex.Observable
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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.UIComponentViewModel
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import org.mozilla.fenix.mvi.ViewState
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import org.mozilla.fenix.test.Mockable
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data class ExceptionsItem(val url: String)
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@Mockable
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class ExceptionsComponent(
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private val container: ViewGroup,
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owner: Fragment,
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bus: ActionBusFactory,
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override var initialState: ExceptionsState = ExceptionsState(emptyList())
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) :
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UIComponent<ExceptionsState, ExceptionsAction, ExceptionsChange>(
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owner,
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bus.getManagedEmitter(ExceptionsAction::class.java),
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bus.getSafeManagedObservable(ExceptionsChange::class.java)
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) {
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override fun render(): Observable<ExceptionsState> =
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ViewModelProviders.of(owner, ExceptionsViewModel.Factory(initialState, changesObservable))
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.get(ExceptionsViewModel::class.java).render(uiView)
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override fun initView() = ExceptionsUIView(container, actionEmitter, changesObservable)
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init {
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render()
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}
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}
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data class ExceptionsState(val items: List<ExceptionsItem>) : ViewState
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sealed class ExceptionsAction : Action {
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sealed class Delete : ExceptionsAction() {
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object All : Delete()
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data class One(val item: ExceptionsItem) : Delete()
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}
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}
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sealed class ExceptionsChange : Change {
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data class Change(val list: List<ExceptionsItem>) : ExceptionsChange()
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}
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class ExceptionsViewModel(initialState: ExceptionsState, changesObservable: Observable<ExceptionsChange>) :
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UIComponentViewModel<ExceptionsState, ExceptionsAction, ExceptionsChange>(
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initialState,
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changesObservable,
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reducer
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) {
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class Factory(
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private val initialState: ExceptionsState,
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private val changesObservable: Observable<ExceptionsChange>
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) : ViewModelProvider.Factory {
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@Suppress("UNCHECKED_CAST")
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override fun <T : ViewModel?> create(modelClass: Class<T>): T =
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ExceptionsViewModel(initialState, changesObservable) as T
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}
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companion object {
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val reducer: (ExceptionsState, ExceptionsChange) -> ExceptionsState = { state, change ->
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when (change) {
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is ExceptionsChange.Change -> state.copy(items = change.list)
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}
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}
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}
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}
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