musescore-downloader

utils.ts (810B)

---

 
 export const getIndexPath = (id: number) => {
     const idStr = String(id)
     // 获取最后三位，倒序排列
     // x, y, z are the reversed last digits of the score id. Example: id 123456789, x = 9, y = 8, z = 7
     // https://developers.musescore.com/#/file-urls
     // "5449062" -> ["2", "6", "0"]
     const indexN = idStr.split("").reverse().slice(0, 3)
     return indexN.join("/")
 }
 
 export const waitForDocumentLoaded = (): Promise<void> => {
     if (document.readyState !== "complete") {
         return new Promise(resolve => {
             document.addEventListener("readystatechange", () => {
                 if (document.readyState == "complete") {
                     resolve()
                 }
             }, { once: true })
         })
     } else {
         return Promise.resolve()
     }
 }