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import {makeAutoObservable} from 'mobx'
import * as Post from '../../third-party/api/src/types/todo/social/post'
import {AdxUri} from '../../third-party/uri'
import {RootStoreModel} from './root-store'
export type PostEntities = Post.Record['entities']
export type PostReply = Post.Record['reply']
type RemoveIndex<T> = {
[P in keyof T as string extends P
? never
: number extends P
? never
: P]: T[P]
}
export class PostModel implements RemoveIndex<Post.Record> {
// state
isLoading = false
hasLoaded = false
error = ''
uri: string = ''
// data
text: string = ''
entities?: PostEntities
reply?: PostReply
createdAt: string = ''
constructor(public rootStore: RootStoreModel, uri: string) {
makeAutoObservable(
this,
{
rootStore: false,
uri: false,
},
{autoBind: true},
)
this.uri = uri
}
get hasContent() {
return this.createdAt !== ''
}
get hasError() {
return this.error !== ''
}
get isEmpty() {
return this.hasLoaded && !this.hasContent
}
// public api
// =
async setup() {
await this._load()
}
// state transitions
// =
private _xLoading() {
this.isLoading = true
this.error = ''
}
private _xIdle(err: string = '') {
this.isLoading = false
this.hasLoaded = true
this.error = err
}
// loader functions
// =
private async _load() {
this._xLoading()
await new Promise(r => setTimeout(r, 250)) // DEBUG
try {
const urip = new AdxUri(this.uri)
const res = await this.rootStore.api.todo.social.post.get({
nameOrDid: urip.host,
tid: urip.recordKey,
})
// TODO
// if (!res.valid) {
// throw new Error(res.error)
// }
this._replaceAll(res.value)
this._xIdle()
} catch (e: any) {
this._xIdle(`Failed to load post: ${e.toString()}`)
}
}
private _replaceAll(res: Post.Record) {
this.text = res.text
this.entities = res.entities
this.reply = res.reply
this.createdAt = res.createdAt
}
}
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