308 lines
11 KiB
TypeScript
308 lines
11 KiB
TypeScript
import generator, { Entity, FilterContext } from 'megalodon'
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import { Module, MutationTree, ActionTree, GetterTree } from 'vuex'
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import { RootState } from '@/store'
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import { LocalMarker } from '~/src/types/localMarker'
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import { MyWindow } from '~/src/types/global'
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import { LoadingCard } from '@/types/loading-card'
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const win = (window as any) as MyWindow
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export type HomeState = {
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lazyLoading: boolean
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heading: boolean
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showReblogs: boolean
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showReplies: boolean
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timeline: Array<Entity.Status | LoadingCard>
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scrolling: boolean
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}
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const state = (): HomeState => ({
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lazyLoading: false,
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heading: true,
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timeline: [],
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showReblogs: true,
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showReplies: true,
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scrolling: false
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})
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export const MUTATION_TYPES = {
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CHANGE_LAZY_LOADING: 'changeLazyLoading',
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CHANGE_HEADING: 'changeHeading',
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APPEND_TIMELINE: 'appendTimeline',
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UPDATE_TIMELINE: 'updateTimeline',
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INSERT_TIMELINE: 'insertTimeline',
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ARCHIVE_TIMELINE: 'archiveTimeline',
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CLEAR_TIMELINE: 'clearTimeline',
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UPDATE_TOOT: 'updateToot',
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DELETE_TOOT: 'deleteToot',
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SHOW_REBLOGS: 'showReblogs',
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SHOW_REPLIES: 'showReplies',
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CHANGE_SCROLLING: 'changeScrolling',
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APPEND_TIMELINE_AFTER_LOADING_CARD: 'appendTimelineAfterLoadingCard'
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}
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const mutations: MutationTree<HomeState> = {
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[MUTATION_TYPES.CHANGE_LAZY_LOADING]: (state, value: boolean) => {
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state.lazyLoading = value
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},
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[MUTATION_TYPES.CHANGE_HEADING]: (state, value: boolean) => {
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state.heading = value
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},
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[MUTATION_TYPES.APPEND_TIMELINE]: (state, update: Entity.Status) => {
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// Reject duplicated status in timeline
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if (!state.timeline.find(item => item.id === update.id)) {
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state.timeline = ([update] as Array<Entity.Status | LoadingCard>).concat(state.timeline)
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}
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},
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[MUTATION_TYPES.UPDATE_TIMELINE]: (state, messages: Array<Entity.Status | LoadingCard>) => {
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state.timeline = messages
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},
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[MUTATION_TYPES.INSERT_TIMELINE]: (state, messages: Array<Entity.Status | LoadingCard>) => {
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state.timeline = state.timeline.concat(messages)
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},
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[MUTATION_TYPES.ARCHIVE_TIMELINE]: state => {
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state.timeline = state.timeline.slice(0, 40)
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},
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[MUTATION_TYPES.CLEAR_TIMELINE]: state => {
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state.timeline = []
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},
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[MUTATION_TYPES.UPDATE_TOOT]: (state, message: Entity.Status) => {
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// Replace target message in homeTimeline and notifications
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state.timeline = state.timeline.map(status => {
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if (status.id === 'loading-card') {
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return status
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}
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const toot = status as Entity.Status
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if (toot.id === message.id) {
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return message
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} else if (toot.reblog !== null && toot.reblog.id === message.id) {
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// When user reblog/favourite a reblogged toot, target message is a original toot.
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// So, a message which is received now is original toot.
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const reblog = {
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reblog: message
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}
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return Object.assign(toot, reblog)
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} else {
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return toot
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}
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})
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},
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[MUTATION_TYPES.DELETE_TOOT]: (state, messageId: string) => {
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state.timeline = state.timeline.filter(status => {
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if (status.id === 'loading-card') {
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return true
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}
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const toot = status as Entity.Status
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if (toot.reblog !== null && toot.reblog.id === messageId) {
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return false
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} else {
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return toot.id !== messageId
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}
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})
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},
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[MUTATION_TYPES.SHOW_REBLOGS]: (state, visible: boolean) => {
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state.showReblogs = visible
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},
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[MUTATION_TYPES.SHOW_REPLIES]: (state, visible: boolean) => {
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state.showReplies = visible
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},
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[MUTATION_TYPES.CHANGE_SCROLLING]: (state, value: boolean) => {
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state.scrolling = value
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},
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[MUTATION_TYPES.APPEND_TIMELINE_AFTER_LOADING_CARD]: (state, timeline: Array<Entity.Status | LoadingCard>) => {
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const tl = state.timeline.flatMap(status => {
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if (status.id !== 'loading-card') {
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return status
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} else {
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return timeline
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}
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})
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// Reject duplicated status in timeline
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state.timeline = Array.from(new Set(tl))
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}
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}
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const actions: ActionTree<HomeState, RootState> = {
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fetchTimeline: async ({ dispatch, commit, rootState }) => {
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const client = generator(
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rootState.TimelineSpace.sns,
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rootState.TimelineSpace.account.baseURL,
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rootState.TimelineSpace.account.accessToken,
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rootState.App.userAgent
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)
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const localMarker: LocalMarker | null = await dispatch('getMarker').catch(err => {
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console.error(err)
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})
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if (rootState.TimelineSpace.timelineSetting.useMarker.home && localMarker !== null) {
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const last = await client.getStatus(localMarker.last_read_id)
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const lastReadStatus = last.data
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let timeline: Array<Entity.Status | LoadingCard> = [lastReadStatus]
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const card: LoadingCard = {
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type: 'middle-load',
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since_id: lastReadStatus.id,
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// We don't need to fill this field in the first fetcing.
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// Because in most cases there is no new statuses at the first fetching.
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// After new statuses are received, if the number of unread statuses is more than 40, max_id is not necessary.
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// We can fill max_id when calling fetchTimelineSince.
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// If the number of unread statuses is less than 40, max_id is necessary, but it is enough to reject duplicated statuses.
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// So we do it in mutation.
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max_id: null,
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id: 'loading-card'
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}
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const res = await client.getHomeTimeline({ limit: 40, max_id: lastReadStatus.id })
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// Make sure whether new statuses exist or not.
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const nextResponse = await client.getHomeTimeline({ limit: 1, min_id: lastReadStatus.id })
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if (nextResponse.data.length > 0) {
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timeline = ([card] as Array<Entity.Status | LoadingCard>).concat(timeline).concat(res.data)
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} else {
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timeline = timeline.concat(res.data)
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}
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commit(MUTATION_TYPES.UPDATE_TIMELINE, timeline)
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return res.data
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} else {
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const res = await client.getHomeTimeline({ limit: 40 })
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commit(MUTATION_TYPES.UPDATE_TIMELINE, res.data)
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return res.data
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}
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},
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lazyFetchTimeline: async ({ state, commit, rootState }, lastStatus: Entity.Status): Promise<Array<Entity.Status> | null> => {
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if (state.lazyLoading) {
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return Promise.resolve(null)
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}
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commit(MUTATION_TYPES.CHANGE_LAZY_LOADING, true)
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const client = generator(
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rootState.TimelineSpace.sns,
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rootState.TimelineSpace.account.baseURL,
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rootState.TimelineSpace.account.accessToken,
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rootState.App.userAgent
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)
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return client
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.getHomeTimeline({ max_id: lastStatus.id, limit: 40 })
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.then(res => {
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commit(MUTATION_TYPES.INSERT_TIMELINE, res.data)
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return res.data
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})
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.finally(() => {
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commit(MUTATION_TYPES.CHANGE_LAZY_LOADING, false)
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})
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},
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fetchTimelineSince: async ({ state, rootState, commit }, since_id: string): Promise<Array<Entity.Status> | null> => {
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const client = generator(
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rootState.TimelineSpace.sns,
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rootState.TimelineSpace.account.baseURL,
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rootState.TimelineSpace.account.accessToken,
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rootState.App.userAgent
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)
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const cardIndex = state.timeline.findIndex(s => {
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if (s.id === 'loading-card') {
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return true
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}
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return false
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})
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let maxID: string | null = null
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if (cardIndex > 0) {
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maxID = state.timeline[cardIndex - 1].id
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}
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// Memo: What happens when we specify both of max_id and min_id?
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// What is the difference between max_id & since_id and max_id & min_id?
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// The max_id & since_id:
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// We can get statuses which are older than max_id and newer than since_id.
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// If the number of statuses exceeds the limit, it truncates older statuses.
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// That means, the status immediately after since_id is not included in the response.
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// The max_id & min_id:
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// Also, we can get statuses which are older than max_id and newer than min_id.
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// If the number of statuses exceeds the limit, it truncates newer statuses.
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// That means, the status immediately before max_id is not included in the response.
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let params = { min_id: since_id, limit: 40 }
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if (maxID !== null) {
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params = Object.assign({}, params, {
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max_id: maxID
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})
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}
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const res = await client.getHomeTimeline(params)
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if (res.data.length >= 40) {
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const card: LoadingCard = {
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type: 'middle-load',
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since_id: res.data[0].id,
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max_id: maxID,
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id: 'loading-card'
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}
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let timeline: Array<Entity.Status | LoadingCard> = [card]
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timeline = timeline.concat(res.data)
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commit(MUTATION_TYPES.APPEND_TIMELINE_AFTER_LOADING_CARD, timeline)
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} else {
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commit(MUTATION_TYPES.APPEND_TIMELINE_AFTER_LOADING_CARD, res.data)
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}
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return res.data
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},
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getMarker: async ({ rootState }): Promise<LocalMarker | null> => {
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if (!rootState.TimelineSpace.timelineSetting.useMarker.home) {
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return null
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}
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const client = generator(
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rootState.TimelineSpace.sns,
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rootState.TimelineSpace.account.baseURL,
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rootState.TimelineSpace.account.accessToken,
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rootState.App.userAgent
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)
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let serverMarker: Entity.Marker | {} = {}
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try {
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const res = await client.getMarkers(['home'])
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serverMarker = res.data
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} catch (err) {
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console.warn(err)
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}
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if ((serverMarker as Entity.Marker).home !== undefined) {
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return {
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timeline: 'home',
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last_read_id: (serverMarker as Entity.Marker).home.last_read_id
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} as LocalMarker
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}
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const localMarker: LocalMarker | null = await win.ipcRenderer.invoke('get-home-marker', rootState.TimelineSpace.account._id)
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return localMarker
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},
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saveMarker: async ({ state, rootState }) => {
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const timeline = state.timeline
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if (timeline.length === 0 || timeline[0].id === 'loading-card') {
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return
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}
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win.ipcRenderer.send('save-marker', {
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owner_id: rootState.TimelineSpace.account._id,
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timeline: 'home',
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last_read_id: timeline[0].id
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} as LocalMarker)
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if (rootState.TimelineSpace.sns === 'misskey') {
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return
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}
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const client = generator(
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rootState.TimelineSpace.sns,
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rootState.TimelineSpace.account.baseURL,
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rootState.TimelineSpace.account.accessToken,
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rootState.App.userAgent
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)
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const res = await client.saveMarkers({ home: { last_read_id: timeline[0].id } })
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return res.data
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}
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}
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const getters: GetterTree<HomeState, RootState> = {
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filters: (_state, _getters, rootState) => {
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return rootState.TimelineSpace.filters.filter(f => f.context.includes(FilterContext.Home) && !f.irreversible)
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}
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}
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const Home: Module<HomeState, RootState> = {
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namespaced: true,
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state: state,
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mutations: mutations,
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actions: actions,
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getters: getters
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}
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export default Home
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