DailyHotApi/routes/bilibili.js

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const Router = require("koa-router");
const bilibiliRouter = new Router();
const axios = require("axios");
const { get, set, del } = require("../utils/cacheData");
// 缓存键名
const cacheKey = "bilibiliData";
// 调用时间
let updateTime = new Date().toISOString();
// 调用路径
const url = "https://api.bilibili.com/x/web-interface/ranking/v2";
// 数据处理
const getData = (data) => {
if (!data) return [];
return data.map((v) => {
return {
id: v.bvid,
title: v.title,
desc: v.desc,
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pic: v.pic.replace(/http:/, "https:"),
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owner: v.owner,
data: v.stat,
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hot: v.stat.view,
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url: v.short_link,
mobileUrl: `https://m.bilibili.com/video/${v.bvid}`,
};
});
};
// 哔哩哔哩热门榜
bilibiliRouter.get("/bilibili", async (ctx) => {
console.log("获取哔哩哔哩热门榜");
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("从服务端重新获取哔哩哔哩热门榜");
// 从服务器拉取数据
const response = await axios.get(url);
data = getData(response.data.data.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",
title: "哔哩哔哩",
subtitle: "热门榜",
from,
total: data.length,
updateTime,
data,
};
} catch (error) {
console.error(error);
ctx.body = {
code: 500,
message: "哔哩哔哩热门榜获取失败",
};
}
});
// 哔哩哔哩热门榜 - 获取最新数据
bilibiliRouter.get("/bilibili/new", async (ctx) => {
console.log("获取哔哩哔哩热门榜 - 最新数据");
try {
// 从服务器拉取最新数据
const response = await axios.get(url);
const newData = getData(response.data.data.list);
updateTime = new Date().toISOString();
console.log("从服务端重新获取哔哩哔哩热门榜");
// 返回最新数据
ctx.body = {
code: 200,
message: "获取成功",
title: "哔哩哔哩",
subtitle: "热门榜",
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",
title: "哔哩哔哩",
subtitle: "热门榜",
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,
message: "哔哩哔哩热门榜获取失败",
};
}
}
});
module.exports = bilibiliRouter;