Store/sync pinned feeds on the server
This commit is contained in:
Paul Frazee
parent
d88c27a419
commit
7691fe4f48
8 changed files with 278 additions and 240 deletions
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@ -1,12 +1,11 @@
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import {makeAutoObservable, runInAction} from 'mobx'
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import {AppBskyFeedGetSavedFeeds as GetSavedFeeds} from '@atproto/api'
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import {AppBskyFeedDefs} from '@atproto/api'
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import {RootStoreModel} from '../root-store'
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import {bundleAsync} from 'lib/async/bundle'
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import {cleanError} from 'lib/strings/errors'
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import {CustomFeedModel} from '../feeds/custom-feed'
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import {hasProp, isObj} from 'lib/type-guards'
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const PAGE_SIZE = 30
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const PAGE_SIZE = 100
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export class SavedFeedsModel {
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// state
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@ -14,12 +13,9 @@ export class SavedFeedsModel {
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isRefreshing = false
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hasLoaded = false
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error = ''
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hasMore = true
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loadMoreCursor?: string
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// data
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feeds: CustomFeedModel[] = []
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pinned: CustomFeedModel[] = []
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constructor(public rootStore: RootStoreModel) {
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makeAutoObservable(
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@ -31,24 +27,6 @@ export class SavedFeedsModel {
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)
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}
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serialize() {
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return {
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pinned: this.pinned.map(f => f.serialize()),
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}
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}
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hydrate(v: unknown) {
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if (isObj(v)) {
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if (hasProp(v, 'pinned')) {
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const pinnedSerialized = (v as any).pinned as string[]
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const pinnedDeserialized = pinnedSerialized.map(
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(s: string) => new CustomFeedModel(this.rootStore, JSON.parse(s)),
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)
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this.pinned = pinnedDeserialized
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}
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}
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}
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get hasContent() {
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return this.feeds.length > 0
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}
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@ -61,149 +39,121 @@ export class SavedFeedsModel {
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return this.hasLoaded && !this.hasContent
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}
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get numFeeds() {
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return this.feeds.length
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get pinned() {
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return this.rootStore.preferences.pinnedFeeds
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.map(uri => this.feeds.find(f => f.uri === uri) as CustomFeedModel)
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.filter(Boolean)
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}
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get unpinned() {
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return this.feeds.filter(
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f => !this.pinned.find(p => p.data.uri === f.data.uri),
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)
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}
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get feedNames() {
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return this.feeds.map(f => f.displayName)
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return this.feeds.filter(f => !this.isPinned(f))
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}
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get pinnedFeedNames() {
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return this.pinned.map(f => f.displayName)
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}
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togglePinnedFeed(feed: CustomFeedModel) {
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if (!this.isPinned(feed)) {
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this.pinned = [...this.pinned, feed]
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} else {
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this.removePinnedFeed(feed.data.uri)
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}
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}
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removePinnedFeed(uri: string) {
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this.pinned = this.pinned.filter(f => f.data.uri !== uri)
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}
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reorderPinnedFeeds(temp: CustomFeedModel[]) {
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this.pinned = temp.filter(item => this.isPinned(item))
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}
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isPinned(feed: CustomFeedModel) {
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return this.pinned.find(f => f.data.uri === feed.data.uri) ? true : false
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}
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movePinnedItem(item: CustomFeedModel, direction: 'up' | 'down') {
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if (this.pinned.length < 2) {
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throw new Error('Array must have at least 2 items')
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}
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const index = this.pinned.indexOf(item)
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if (index === -1) {
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throw new Error('Item not found in array')
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}
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const len = this.pinned.length
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runInAction(() => {
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if (direction === 'up') {
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if (index === 0) {
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// Remove the item from the first place and put it at the end
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this.pinned.push(this.pinned.shift()!)
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} else {
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// Swap the item with the one before it
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const temp = this.pinned[index]
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this.pinned[index] = this.pinned[index - 1]
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this.pinned[index - 1] = temp
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}
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} else if (direction === 'down') {
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if (index === len - 1) {
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// Remove the item from the last place and put it at the start
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this.pinned.unshift(this.pinned.pop()!)
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} else {
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// Swap the item with the one after it
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const temp = this.pinned[index]
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this.pinned[index] = this.pinned[index + 1]
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this.pinned[index + 1] = temp
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}
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}
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// this.pinned = [...this.pinned]
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})
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}
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// public api
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// =
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async refresh(quietRefresh = false) {
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return this.loadMore(true, quietRefresh)
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}
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clear() {
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this.isLoading = false
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this.isRefreshing = false
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this.hasLoaded = false
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this.error = ''
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this.hasMore = true
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this.loadMoreCursor = undefined
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this.feeds = []
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}
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loadMore = bundleAsync(
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async (replace: boolean = false, quietRefresh = false) => {
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if (!replace && !this.hasMore) {
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return
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}
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this._xLoading(replace && !quietRefresh)
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try {
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refresh = bundleAsync(async (quietRefresh = false) => {
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this._xLoading(!quietRefresh)
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try {
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let feeds: AppBskyFeedDefs.GeneratorView[] = []
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let cursor
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for (let i = 0; i < 100; i++) {
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const res = await this.rootStore.agent.app.bsky.feed.getSavedFeeds({
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limit: PAGE_SIZE,
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cursor: replace ? undefined : this.loadMoreCursor,
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cursor,
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})
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if (replace) {
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this._replaceAll(res)
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} else {
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this._appendAll(res)
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feeds = feeds.concat(res.data.feeds)
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cursor = res.data.cursor
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if (!cursor) {
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break
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}
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this._xIdle()
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} catch (e: any) {
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this._xIdle(e)
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}
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},
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)
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runInAction(() => {
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this.feeds = feeds.map(f => new CustomFeedModel(this.rootStore, f))
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})
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this._xIdle()
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} catch (e: any) {
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this._xIdle(e)
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}
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})
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removeFeed(uri: string) {
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this.feeds = this.feeds.filter(f => f.data.uri !== uri)
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}
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addFeed(algoItem: CustomFeedModel) {
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this.feeds.push(new CustomFeedModel(this.rootStore, algoItem.data))
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}
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async save(algoItem: CustomFeedModel) {
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async save(feed: CustomFeedModel) {
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try {
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await algoItem.save()
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this.addFeed(algoItem)
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await feed.save()
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runInAction(() => {
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this.feeds = [
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...this.feeds,
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new CustomFeedModel(this.rootStore, feed.data),
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]
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})
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} catch (e: any) {
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this.rootStore.log.error('Failed to save feed', e)
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}
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}
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async unsave(algoItem: CustomFeedModel) {
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const uri = algoItem.uri
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async unsave(feed: CustomFeedModel) {
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const uri = feed.uri
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try {
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await algoItem.unsave()
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this.removeFeed(uri)
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this.removePinnedFeed(uri)
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if (this.isPinned(feed)) {
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await this.rootStore.preferences.removePinnedFeed(uri)
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}
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await feed.unsave()
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runInAction(() => {
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this.feeds = this.feeds.filter(f => f.data.uri !== uri)
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})
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} catch (e: any) {
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this.rootStore.log.error('Failed to unsave feed', e)
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}
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}
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async togglePinnedFeed(feed: CustomFeedModel) {
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if (!this.isPinned(feed)) {
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return this.rootStore.preferences.addPinnedFeed(feed.uri)
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} else {
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return this.rootStore.preferences.removePinnedFeed(feed.uri)
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}
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}
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async reorderPinnedFeeds(feeds: CustomFeedModel[]) {
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return this.rootStore.preferences.setPinnedFeeds(
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feeds.filter(feed => this.isPinned(feed)).map(feed => feed.uri),
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)
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}
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isPinned(feed: CustomFeedModel) {
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return this.rootStore.preferences.pinnedFeeds.includes(feed.uri)
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}
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async movePinnedFeed(item: CustomFeedModel, direction: 'up' | 'down') {
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const pinned = this.rootStore.preferences.pinnedFeeds.slice()
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const index = pinned.indexOf(item.uri)
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if (index === -1) {
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return
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}
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if (direction === 'up' && index !== 0) {
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const temp = pinned[index]
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pinned[index] = pinned[index - 1]
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pinned[index - 1] = temp
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} else if (direction === 'down' && index < pinned.length - 1) {
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const temp = pinned[index]
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pinned[index] = pinned[index + 1]
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pinned[index + 1] = temp
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}
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await this.rootStore.preferences.setPinnedFeeds(pinned)
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}
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// state transitions
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// =
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@ -219,23 +169,7 @@ export class SavedFeedsModel {
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this.hasLoaded = true
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this.error = cleanError(err)
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if (err) {
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this.rootStore.log.error('Failed to fetch user followers', err)
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}
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}
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// helper functions
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// =
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_replaceAll(res: GetSavedFeeds.Response) {
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this.feeds = []
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this._appendAll(res)
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}
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_appendAll(res: GetSavedFeeds.Response) {
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this.loadMoreCursor = res.data.cursor
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this.hasMore = !!this.loadMoreCursor
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for (const f of res.data.feeds) {
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this.feeds.push(new CustomFeedModel(this.rootStore, f))
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this.rootStore.log.error('Failed to fetch user feeds', err)
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}
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}
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}
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