DailyHotApi/routes/douyin_music.js

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/*
* @author: WangPeng
* @date: 2023-07-11 16:41:48
* @customEditors: imsyy
* @lastEditTime: 2023-07-11 16:03:12
*/
const Router = require("koa-router");
const douyinMusicRouter = new Router();
const axios = require("axios");
const { get, set, del } = require("../utils/cacheData");
// 接口信息
const routerInfo = {
name: "douyin",
title: "抖音",
subtitle: "热歌榜",
};
// 缓存键名
const cacheKey = "douyinMusicData";
// 调用时间
let updateTime = new Date().toISOString();
// 调用路径
const url = "https://aweme.snssdk.com/aweme/v1/chart/music/list/";
const HEADERS = {
"user-agent": "okhttp3",
};
const QUERIES = {
device_platform: "android",
version_name: "13.2.0",
version_code: "130200",
aid: "1128",
chart_id: "6853972723954146568",
count: "100",
};
// 数据处理
const getData = (data) => {
if (!data) return [];
try {
return data.map((v) => {
const item = v.music_info;
return {
id: item.id,
title: item.title,
album: item.album,
artist: item.author,
pic: item?.cover_large.url_list[0],
lyric: item.lyric_url,
url: item.play_url.uri,
mobileUrl: item.play_url.uri,
// h5Url: item.matched_song?.h5_url,
};
});
} catch (error) {
console.error("数据处理出错" + error);
return [];
}
};
// 抖音热歌榜
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douyinMusicRouter.get("/douyin_music", async (ctx) => {
console.log("获取抖音热歌榜");
try {
// 从缓存中获取数据
let data = await get(cacheKey);
const from = data ? "cache" : "server";
if (!data) {
// 如果缓存中不存在数据
console.log("从服务端重新获取抖音热歌榜");
// 从服务器拉取数据
const response = await axios.get(url, {
headers: HEADERS,
params: QUERIES,
});
data = getData(response.data.music_list);
updateTime = new Date().toISOString();
// 将数据写入缓存
await set(cacheKey, data);
}
ctx.body = {
code: 200,
message: "获取成功",
...routerInfo,
from,
total: data.length,
updateTime,
data,
};
} catch (error) {
console.error(error);
ctx.body = {
code: 500,
...routerInfo,
message: "获取失败",
};
}
});
// 抖音热歌榜 - 获取最新数据
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douyinMusicRouter.get("/douyin_music/new", async (ctx) => {
console.log("获取抖音热歌榜 - 最新数据");
try {
// 从服务器拉取最新数据
const response = await axios.get(url, {
headers: HEADERS,
params: QUERIES,
});
const newData = getData(response.data.word_list);
updateTime = new Date().toISOString();
console.log("从服务端重新获取抖音热歌榜");
// 返回最新数据
ctx.body = {
code: 200,
message: "获取成功",
...routerInfo,
total: newData.length,
updateTime,
data: newData,
};
// 删除旧数据
await del(cacheKey);
// 将最新数据写入缓存
await set(cacheKey, newData);
} catch (error) {
// 如果拉取最新数据失败,尝试从缓存中获取数据
console.error(error);
const cachedData = await get(cacheKey);
if (cachedData) {
ctx.body = {
code: 200,
message: "获取成功",
...routerInfo,
total: cachedData.length,
updateTime,
data: cachedData,
};
} else {
// 如果缓存中也没有数据,则返回错误信息
ctx.body = {
code: 500,
...routerInfo,
message: "获取失败",
};
}
}
});
douyinMusicRouter.info = routerInfo;
module.exports = douyinMusicRouter;