42 lines
1.3 KiB
TypeScript
42 lines
1.3 KiB
TypeScript
// Downloads latest MTProto .tl schema
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import { writeFile } from 'node:fs/promises'
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import * as cheerio from 'cheerio'
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import { parseTlToEntries } from '@mtcute/tl-utils'
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import { CORE_DOMAIN, MTP_SCHEMA_JSON_FILE } from './constants.js'
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import { fetchRetry } from './utils.js'
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async function fetchMtprotoSchema(): Promise<string> {
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const html = await fetchRetry(`${CORE_DOMAIN}/schema/mtproto`)
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const $ = cheerio.load(html)
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// cheerio doesn't always unescape them
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return $('#dev_page_content pre code').text().replace(/</g, '<').replace(/>/g, '>')
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}
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async function main() {
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console.log('Downloading MTProto schema...')
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const schema = await fetchMtprotoSchema()
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console.log('Parsing...')
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let entries = parseTlToEntries(schema, { prefix: 'mt_' })
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// remove manually parsed types
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entries = entries.filter(
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it => !['mt_msg_container', 'mt_message', 'mt_msg_copy', 'mt_gzip_packed', 'mt_rpc_result'].includes(it.name),
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)
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// mtproto is handled internally, for simplicity we make them all classes
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entries.forEach((entry) => {
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entry.kind = 'class'
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})
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console.log('Writing to file...')
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await writeFile(MTP_SCHEMA_JSON_FILE, JSON.stringify(entries))
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console.log('Done!')
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}
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main().catch(console.error)
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