fix(scrape): scrape by kind property of the data, not id

the ids seem to change randomly

src/playlist.ts

@@ -2,7 +2,7 @@ import type { ClientIDv2, URLorID } from "../types"
 import type { Playlistv2 } from "../types/playlist"
 
 import got from "got"
-import { APIv2, getClientIDv2, scrapeData, SCRAPE_ID, urlify } from "./util"
+import { APIv2, getClientIDv2, scrapeData, SCRAPE_FIND, urlify } from "./util"
 
 /**
  * Get a playlist by ID using the APIv2.
@@ -22,7 +22,7 @@ const byID = async (id: number, client_id: ClientIDv2) => {
  */
 const byURL = async (url: string) => {
   const scraped = await scrapeData(urlify(url))
-  const playlistData = scraped.find(({ id }) => id === SCRAPE_ID.playlist)
+  const playlistData = scraped.find(SCRAPE_FIND.playlist)
   if (!playlistData) throw new Error("No playlist data found.")
 
   const [data] = playlistData.data

src/track.ts

@@ -2,7 +2,7 @@ import type { Trackv2 } from "../types/track"
 import type { ClientIDv2, URLorID } from "../types"
 
 import got from "got"
-import { APIv2, getClientIDv2, scrapeData, SCRAPE_ID, urlify } from "./util"
+import { APIv2, getClientIDv2, scrapeData, SCRAPE_FIND, urlify } from "./util"
 
 /**
  * Get a track by ID using the APIv2
@@ -22,7 +22,7 @@ const getByID = async (id: number, client_id: ClientIDv2): Promise<Trackv2> => {
  */
 const getByURL = async (url: string) => {
   const scraped = await scrapeData(urlify(url))
-  const trackData = scraped.find(({ id }) => id === SCRAPE_ID.trackWithTranscodings)
+  const trackData = scraped.find(SCRAPE_FIND.trackWithTranscodings)
   if (!trackData) throw new Error("No track data found.")
 
   const [data] = trackData.data

src/user.ts

@@ -16,7 +16,7 @@ import {
   PaginatedResponse,
   paginateNext,
   scrapeData,
-  SCRAPE_ID,
+  SCRAPE_FIND,
   urlify,
 } from "./util"
 
@@ -38,7 +38,7 @@ const getByID = async (id: number, client_id: ClientIDv2) => {
  */
 const getByURL = async (url: string) => {
   const scraped = await scrapeData(urlify(url))
-  const userData = scraped.find(({ id }) => id === SCRAPE_ID.user)
+  const userData = scraped.find(SCRAPE_FIND.user)
   if (!userData) throw new Error("No user data found.")
 
   const [data] = userData.data

src/util.ts

@@ -1,4 +1,4 @@
-import type { ScrapedData } from "../types/scrape"
+import type { ScrapedData, ScrapedDataPart } from "../types/scrape"
 
 import got from "got"
 
@@ -24,10 +24,11 @@ export const scrapeData = async (url: string): Promise<ScrapedData> => {
   return JSON.parse(match) as ScrapedData
 }
 
-export const SCRAPE_ID = {
-  user: 73324,
-  playlist: 62261,
-  trackWithTranscodings: 70925,
+export const SCRAPE_FIND = {
+  playlist: ({ data: [data] }: ScrapedDataPart): boolean => data.kind === "playlist",
+  user: ({ data: [data] }: ScrapedDataPart): boolean => data.kind === "user",
+  trackWithTranscodings: ({ data: [data] }: ScrapedDataPart): boolean =>
+    data.kind === "track" && data.media && data.media.transcodings,
 }
 
 const scriptReg = /<script(?: crossorigin)? src="(https:\/\/a-v2\.sndcdn\.com\/assets\/.+\.js)"/gm

types/scrape.d.ts

@@ -1,5 +1,7 @@
-export type ScrapedData = Array<{
+export interface ScrapedDataPart {
   id: number
   chunks: number[]
   data: Array<Record<string, any>>
-}>
+}
+
+export type ScrapedData = Array<ScrapedDataPart>