64 lines
1.5 KiB
TypeScript
64 lines
1.5 KiB
TypeScript
/* eslint-disable no-extend-native */
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import scoreinfo from './scoreinfo'
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import { onPackLoad, webpackContext } from './webpack-hook'
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type FileType = 'img' | 'mp3' | 'midi'
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const AUTH_REG = /[0-9a-f]{40}/
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enum PACK_ID {
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img = 9,
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midi = 118,
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mp3 = 74,
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}
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/**
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* I know this is super hacky.
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*/
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const magicHookConstr = (type: FileType) => {
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// request pack
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// eslint-disable-next-line no-void, @typescript-eslint/no-unsafe-return
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void webpackContext.then((ctx) => ctx.e(PACK_ID[type])).then(console.log)
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return new Promise<string>((resolve) => {
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onPackLoad((pack) => {
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if (pack[0].includes(PACK_ID[type])) {
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Object.values(pack[1]).forEach((mod) => {
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const m = mod.toString().match(AUTH_REG)
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if (m && m[0]) resolve(m[0])
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})
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}
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})
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})
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}
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const magics: Record<FileType, Promise<string>> = {
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img: magicHookConstr('img'),
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midi: magicHookConstr('midi'),
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mp3: magicHookConstr('mp3'),
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}
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const getApiUrl = (type: FileType, index: number): string => {
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return `/api/jmuse?id=${scoreinfo.id}&type=${type}&index=${index}&v2=1`
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}
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const getApiAuth = async (type: FileType, index: number): Promise<string> => {
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// eslint-disable-next-line no-void
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void index
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return magics[type]
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}
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export const getFileUrl = async (type: FileType, index = 0): Promise<string> => {
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const url = getApiUrl(type, index)
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const auth = await getApiAuth(type, index)
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const r = await fetch(url, {
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headers: {
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Authorization: auth,
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},
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})
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const { info } = await r.json()
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return info.url as string
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}
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