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import {
AppBskyFeedDefs,
AppBskyFeedGetFeed as GetCustomFeed,
} from '@atproto/api'
import {RootStoreModel} from 'state/index'
import {FeedAPI, FeedAPIResponse} from './types'
export class CustomFeedAPI implements FeedAPI {
cursor: string | undefined
constructor(
public rootStore: RootStoreModel,
public params: GetCustomFeed.QueryParams,
) {}
reset() {
this.cursor = undefined
}
async peekLatest(): Promise<AppBskyFeedDefs.FeedViewPost> {
const res = await this.rootStore.agent.app.bsky.feed.getFeed({
...this.params,
limit: 1,
})
return res.data.feed[0]
}
async fetchNext({limit}: {limit: number}): Promise<FeedAPIResponse> {
const res = await this.rootStore.agent.app.bsky.feed.getFeed({
...this.params,
cursor: this.cursor,
limit,
})
if (res.success) {
this.cursor = res.data.cursor
// NOTE
// some custom feeds fail to enforce the pagination limit
// so we manually truncate here
// -prf
if (res.data.feed.length > limit) {
res.data.feed = res.data.feed.slice(0, limit)
}
return {
cursor: res.data.cursor,
feed: res.data.feed,
}
}
return {
feed: [],
}
}
}
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