1、添加 搜索、获取歌词等 接口

README.md

@@ -61,4 +61,8 @@ $ set HOST=127.0.0.1 && npm run dev
 5. 新碟上架
 6. 专辑音乐列表
 7. 专辑详情
-8. 获取音乐URL
+8. 获取音乐URL
+9. 搜索
+10. 综合搜索
+11. 歌词搜索
+12. 获取歌词

module/lyric.ts

@@ -0,0 +1,35 @@
+// 歌词获取
+import { decodeLyrics, mapToObject } from '../util/util';
+
+export const useModule = (params: UseModuleParams, useAxios: UseAxios) => {
+  const dataMap = new Map();
+  dataMap.set('ver', 1);
+  dataMap.set('client', 'android');
+  dataMap.set('id', params?.id); // 歌词id
+  dataMap.set('accesskey', params?.accesskey); // 歌词key
+  dataMap.set('fmt', params?.fmt || 'krc'); // 歌词类型
+  dataMap.set('charset', 'utf8');
+
+  return new Promise((resolve, reject) => {
+    useAxios({
+      baseURL: 'https://lyrics.kugou.com',
+      url: '/download',
+      method: 'GET',
+      params: mapToObject(dataMap),
+      cookie: params?.cookie || {},
+      encryptType: 'android',
+    }).then(res => {
+      console.log(params?.decode);
+      if (params?.decode) {
+        if (res.body?.content) {
+          res.body['decodeContent'] = params?.fmt == 'lrc' ? Buffer.from(res.body?.content, 'base64').toString() :decodeLyrics(res.body.content);
+          resolve(res);
+          return;
+        }
+      }
+      resolve(res);
+    }).catch(e => reject(e));
+  });
+}
+
+export default useModule;

module/search.ts

@@ -0,0 +1,24 @@
+// 搜索
+import { mapToObject } from '../util/util';
+
+export const useModule = (params: UseModuleParams, useAxios: UseAxios) => {
+  const dataMap = new Map();
+  dataMap.set('platform', 'AndroidFilter');
+  dataMap.set('keyword', params?.keyword || '');
+  dataMap.set('page', params?.page || 1);
+  dataMap.set('pagesize', params?.pagesize || 30);
+  dataMap.set('category', 1);
+
+  const type = ['special', 'lyric', 'song', 'album', 'author', 'mv'].includes(params.type) ? params.type : 'song';
+
+  return useAxios({
+    url: `/${type === 'song' ? 'v2' : 'v1'}/search/${type}`,
+    method: 'GET',
+    params: mapToObject(dataMap),
+    encryptType: 'android',
+    headers: { 'x-router': 'complexsearch.kugou.com' },
+    cookie: params?.cookie || {},
+  });
+}
+
+export default useModule;

module/search_complex.ts

@@ -0,0 +1,22 @@
+// 综合搜索
+import { mapToObject } from '../util/util';
+
+export const useModule = (params: UseModuleParams, useAxios: UseAxios) => {
+  const dataMap = new Map();
+  dataMap.set('platform', 'AndroidFilter');
+  dataMap.set('keyword', params.keyword);
+  dataMap.set('page', params?.page || 1);
+  dataMap.set('pagesize', params?.pagesize || 30);
+  dataMap.set('cursor', 0);
+
+  return useAxios({
+    baseURL: 'https://complexsearch.kugou.com',
+    url: '/v6/search/complex',
+    method: 'GET',
+    params: mapToObject(dataMap),
+    encryptType: 'android',
+    cookie: params?.cookie || {},
+  });
+}
+
+export default useModule;

module/search_lyric.ts

@@ -0,0 +1,27 @@
+// 歌词搜索
+import { mapToObject } from '../util/util';
+
+export const useModule = (params: UseModuleParams, useAxios: UseAxios) => {
+  const dataMap = new Map();
+  dataMap.set('album_audio_id', params?.album_audio_id || 0);
+  dataMap.set('appid', 1005);
+  dataMap.set('clientver', 11309);
+  dataMap.set('duration', 0);
+  dataMap.set('hash', params?.hash || '');
+  dataMap.set('keyword', params?.keyword || '');
+  dataMap.set('lrctxt', 1);
+  dataMap.set('man', 'no');
+
+  return useAxios({
+    baseURL: 'https://lyrics.kugou.com',
+    url: '/v1/search',
+    method: 'GET',
+    params: mapToObject(dataMap),
+    cookie: params?.cookie || {},
+    encryptType: 'android',
+    clearDefaultParams: true,
+    notSign: true
+  });
+}
+
+export default useModule;

package.json

@@ -12,6 +12,7 @@
   "devDependencies": {
     "@types/express": "^4.17.17",
     "@types/node": "^18.11.9",
+    "@types/pako": "^2.0.0",
     "@types/qrcode": "^1.5.0",
     "nodemon": "^2.0.20",
     "prettier": "^2.7.1",
@@ -21,6 +22,7 @@
   "dependencies": {
     "axios": "^1.1.3",
     "express": "^4.18.2",
+    "pako": "^2.1.0",
     "qrcode": "^1.5.3",
     "safe-decode-uri-component": "^1.2.1"
   }

util/util.ts

@@ -1,3 +1,4 @@
+import pako from 'pako';
 export const randomString = (len = 16): string => {
   const keyString = '1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZ';
   const _key: string[] = [];
@@ -38,4 +39,24 @@ export const cookieToJson = (cookie: string) => {
     obj[arr[0]] = arr[1]
   })
   return obj
+}
+
+export const decodeLyrics = (val: string | Uint8Array | Buffer) => {
+  let bytes: Uint8Array | null = null;
+  if (val instanceof Uint8Array) bytes = val;
+  if (Buffer.isBuffer(val)) bytes = new Uint8Array(val);
+  if (typeof val === 'string') bytes = new Uint8Array(Buffer.from(val, 'base64'));
+  if (bytes === null) return '';
+  const enKey = [64, 71, 97, 119, 94, 50, 116, 71, 81, 54, 49, 45, 206, 210, 110, 105];
+  const krcBytes = bytes.slice(4);
+  const len = krcBytes.byteLength;
+  for (let index = 0; index < len; index += 1) {
+    krcBytes[index] = krcBytes[index] ^ enKey[index % enKey.length];
+  }
+  try {
+    const inflate = pako.inflate(krcBytes);
+    return Buffer.from(inflate).toString('utf8');
+  } catch {
+    return '';
+  }
 }