97 lines
2.8 KiB
TypeScript
97 lines
2.8 KiB
TypeScript
const MASTODON_INSTANCE_URL = Deno.env.get('MASTODON_INSTANCE_URL') // e.g. https://botsin.space
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const MASTODON_ACCESS_TOKEN = Deno.env.get('MASTODON_ACCESS_TOKEN') // you can get this at $INSTANCE_URL/settings/applications
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// first we need to find out which files we can post, and which ones we already
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// have posted
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console.log('Picking file to post…')
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const alreadyPostedFiles = new Set()
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for await (const dirEntry of Deno.readDir("./posts/.posted")) {
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if (dirEntry.isSymlink) {
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alreadyPostedFiles.add(dirEntry.name)
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}
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}
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const availableFiles = []
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for await (const dirEntry of Deno.readDir("./posts/")) {
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if (dirEntry.name === '.gitignore') continue
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if (dirEntry.isFile && !alreadyPostedFiles.has(dirEntry.name)) {
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availableFiles.push(dirEntry.name)
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}
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}
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console.log(`Found ${availableFiles.length} files which are not yet posted`)
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if (availableFiles.length === 0) {
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console.log('Nothing left to post at the moment. Bye!')
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Deno.exit()
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}
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const fileToPost = availableFiles[Math.floor(Math.random() * availableFiles.length)]
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const bytes = await Deno.readFile(`./posts/${fileToPost}`)
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// we need two requests
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// 1. upload media
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// 2. create status with media id
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// see https://docs.joinmastodon.org/methods/media/#v2
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const mediaData = new FormData()
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mediaData.append('file', new Blob([bytes]))
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type MediaResponse = {
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'id': string
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'type': string
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'url': string
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'preview_url': string
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'remote_url': null,
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'text_url': string
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'meta': {
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'focus': {
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'x': number
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'y': number
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},
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'original': {
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'width': number
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'height': number
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'size': string
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'aspect': number
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},
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'small': {
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'width': number
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'height': number
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'size': string
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'aspect': number
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}
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},
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'description': string
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'blurhash': string
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}
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console.log('Sending post request to', `${MASTODON_INSTANCE_URL}/api/v2/media`)
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const mediaRequest = await fetch(`${MASTODON_INSTANCE_URL}/api/v2/media`, {
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method: 'POST',
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headers: {
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Authorization: `Bearer ${MASTODON_ACCESS_TOKEN}`
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},
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body: mediaData
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}).then(res => res.json()) as unknown as MediaResponse
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console.log('mediaRequest', mediaRequest)
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// see https://docs.joinmastodon.org/methods/statuses/#create
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const statusData = new FormData()
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statusData.append('media_ids[]', mediaRequest.id)
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console.log('Sending post request to', `${MASTODON_INSTANCE_URL}/api/v1/statuses`)
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const statusRequest = await fetch(`${MASTODON_INSTANCE_URL}/api/v1/statuses`, {
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method: 'POST',
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headers: {
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Authorization: `Bearer ${MASTODON_ACCESS_TOKEN}`
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},
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body: statusData
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}).then(res => res.json())
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console.log('statusRequest', statusRequest)
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console.log('Linking posted file so we can skip it in the future…')
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await Deno.symlink(`./posts/${fileToPost}`, `./posts/.posted/${fileToPost}`)
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console.log('Done!')
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