qier222
4 years ago
parent
bf61fe6e28
commit
fee97f7f3c
@ -1,54 +1,66 @@
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import axios from "axios";
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import localforage from "localforage";
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import Dexie from "dexie";
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// import pkg from "../../package.json";
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export function cacheTrack(id, url) {
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let tracks = localforage.createInstance({
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name: "tracks",
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});
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// TODO: limit cache songs number
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// tracks.length().then(function (length) {
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// if (length > 2) {
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// tracks.keys().then(function (keys) {
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// tracks.removeItem(keys[keys.length - 2]);
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// });
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// }
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// });
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const db = new Dexie("yesplaymusic");
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db.version(1).stores({
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trackSources: "&id",
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});
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// TODO: cache track details
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export function cacheTrackSource(trackInfo, url, bitRate, from = "netease") {
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const name = trackInfo.name;
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const artist = trackInfo.ar[0]?.name || trackInfo.artists[0]?.name;
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return axios
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.get(url, {
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responseType: "arraybuffer",
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})
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.then((response) => {
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tracks.setItem(`${id}`, { mp3: response.data });
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return { mp3: response.data };
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db.trackSources.put({
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id: trackInfo.id,
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source: response.data,
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bitRate,
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from,
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name,
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artist,
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});
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console.debug(`[debug][db.js] cached track 👉 ${name} by ${artist}`);
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return { trackID: trackInfo.id, source: response.data, bitRate };
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});
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}
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export function countDBSize(dbName) {
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let db = localforage.createInstance({
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name: dbName,
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export function getTrackSource(id) {
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return db.trackSources.get(Number(id)).then((track) => {
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if (!track) return null;
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console.debug(
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`[debug][db.js] get track from cache 👉 ${track.name} by ${track.artist}`
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);
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return track;
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});
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}
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export function countDBSize() {
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let trackSizes = [];
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return db
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.iterate((value) => {
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trackSizes.push(value.mp3.byteLength);
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return db.trackSources
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.each((track) => {
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trackSizes.push(track.source.byteLength);
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})
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.then(() => {
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return {
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bytes: trackSizes.reduce((s1, s2) => s1 + s2, 0),
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length: trackSizes.length,
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};
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})
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.catch((err) => {
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console.log(err);
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});
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}
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export function clearDB(dbName) {
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let db = localforage.createInstance({
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name: dbName,
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export function clearDB() {
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return new Promise((resolve) => {
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db.tables.forEach(function (table) {
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table.clear();
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});
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resolve();
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});
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return db.clear();
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}
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window.cacheTrackSource = cacheTrackSource;
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window.db = db;
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window.countDBSize = countDBSize;
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