DailyHotApi/routes/sspai.js

118 lines
2.9 KiB
JavaScript
Raw Normal View History

2023-03-14 08:04:10 +00:00
const Router = require("koa-router");
const sspaiRouter = new Router();
const axios = require("axios");
const { get, set, del } = require("../utils/cacheData");
// 缓存键名
const cacheKey = "krData";
// 调用时间
let updateTime = new Date().toISOString();
// 调用路径
const url = `https://sspai.com/api/v1/article/tag/page/get?limit=40&tag=热门文章`;
// 数据处理
const getData = (data) => {
if (!data) return [];
return data.map((v) => {
return {
id: v.id,
title: v.title,
desc: v.summary,
pic: `https://cdn.sspai.com/${v.banner}`,
owner: v.author,
hot: v.like_count,
url: `https://sspai.com/post/${v.id}`,
mobileUrl: `https://sspai.com/post/${v.itemId}`,
};
});
};
// 少数派热榜
sspaiRouter.get("/sspai", async (ctx) => {
console.log("获取少数派热榜");
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("从服务端重新获取少数派热榜");
// 从服务器拉取数据
const response = await axios.get(url);
data = getData(response.data.data);
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: "少数派",
subtitle: "最热",
from,
total: data.length,
updateTime,
data,
};
} catch (error) {
console.error(error);
ctx.body = {
code: 500,
message: "获取失败",
};
}
});
// 少数派热榜 - 获取最新数据
sspaiRouter.get("/sspai/new", async (ctx) => {
console.log("获取少数派热榜 - 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);
updateTime = new Date().toISOString();
console.log("从服务端重新获取少数派热榜");
// 返回最新数据
ctx.body = {
code: 200,
message: "获取成功",
title: "少数派",
subtitle: "最热",
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: "少数派",
subtitle: "最热",
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: "获取失败",
};
}
}
});
module.exports = sspaiRouter;