重构后端，完善获取资源/下载列表、博客列表接口

Server/src/Plugs/API/API.ts

@@ -0,0 +1,16 @@
+import Logger from "../Logger";
+
+abstract class API {
+
+    protected logger: Logger;
+    public middlewareFunc: Function[] = [];
+    constructor(public method: string, public uri: string, ...func: any) {
+        this.logger = new Logger('API][' + method + '][' + uri);
+        this.middlewareFunc.push(...func);
+    }
+
+    // to override
+    public abstract onRequset(data: any, res: any): void;
+}
+
+export { API };

Server/src/Plugs/API/APILoader.ts

@@ -0,0 +1,53 @@
+import express, { NextFunction, Request, Response } from "express";
+import cors from "cors";
+import Logger from "../Logger";
+import { API } from "./API";
+import ServerStdResponse from "../../ServerStdResponse";
+class APILoader {
+    private app = express();
+    private logger = new Logger('APILoader');
+    constructor(private port?: number) {
+        this.logger.info('API服务加载中...');
+        this.app.use(express.json({ limit: '50mb' }));
+        this.app.use(express.urlencoded({ extended: true }));
+        this.app.use(cors({
+            origin: ['http://localhost:5173', 'http://note.ctbu.net.cn', 'http://124.223.5.195:23501'],
+            methods: ['GET', 'POST'],
+            allowedHeaders: ['Content-Type', 'Authorization', 'Access-Control-Allow-Origin', ''],
+        }));
+    }
+
+    add(api: { new(): API }) {
+        const instance = new api();
+        for (let func of instance.middlewareFunc) {
+            this.app[instance.method.toLowerCase() as keyof express.Application](instance.uri, (req: Request, res: Response, next: NextFunction) => {
+                func(req, res, next);
+            });
+            this.logger.info(`[${instance.method}][${instance.uri}] 已启用中间件[${func.name}]`);
+        }
+
+        this.app[instance.method.toLowerCase() as keyof express.Application](instance.uri, (req: Request, res: Response) => {
+            let ip = req.headers['x-forwarded-for'] || req.connection.remoteAddress || req.ip;
+            this.logger.info(`[${instance.method}][${instance.uri}] 被请求[${(ip as string).replace('::ffff:', '')}]`);
+            const data = Object.assign({}, req.query, req.body);
+            instance.onRequset(data, res);
+        });
+        this.logger.info(`[${instance.method}][${instance.uri}] 加载成功`);
+    }
+
+    start(port?: number) {
+        if (this.port == undefined && port == undefined)
+            throw new Error('未指定API端口')
+        this.app.use((req: Request, res: Response) => {
+            this.logger.info(`[${req.method}][${req.url.split('?')[0]}] 该API不存在`);
+            res.json(ServerStdResponse.API_NOT_FOUND)
+        })
+        this.app.listen(port || this.port, () => {
+            this.logger.info(`已全部加载完成，API服务开放在端口：${port || this.port}`);
+        });
+    }
+}
+
+export {
+    APILoader,
+}