ref: dir structure of backend package

packages/backend/db/config.ts

@@ -35,7 +35,7 @@ export const postgresCredConfigNpm = {
 	database: databaseNameCred,
 	username: databaseUser,
 	password: databasePassword
-}
+};
 
 export const postgresConfigCred = {
 	hostname: databaseHost,

packages/backend/db/db.ts

@@ -2,4 +2,4 @@ import postgres from "postgres";
 import { postgresConfigNpm, postgresCredConfigNpm } from "./config";
 
 export const sql = postgres(postgresConfigNpm);
-export const sqlCred = postgres(postgresCredConfigNpm)
+export const sqlCred = postgres(postgresCredConfigNpm);

packages/backend/middleware/contentType.ts

@@ -3,4 +3,4 @@ import { Context, Next } from "hono";
 export const contentType = async (c: Context, next: Next) => {
 	await next();
 	c.header("Content-Type", "application/json; charset=utf-8");
-};
+};

packages/backend/middleware/index.ts

@@ -8,7 +8,7 @@ import { logger } from "./logger.ts";
 import { timing } from "hono/timing";
 import { contentType } from "./contentType.ts";
 
-export function configureMiddleWares(app: Hono<{Variables: Variables }>) {
+export function configureMiddleWares(app: Hono<{ Variables: Variables }>) {
 	app.use("*", contentType);
 	app.use(timing());
 	app.use("*", preetifyResponse);
@@ -16,4 +16,4 @@ export function configureMiddleWares(app: Hono<{Variables: Variables }>) {
 
 	app.post("/user", registerRateLimiter);
 	app.all("/ping", bodyLimitForPing, ...pingHandler);
-}
+}

packages/backend/middleware/logger.ts

@@ -77,7 +77,7 @@ const defaultFormatter = (params) => {
 		`${methodColor} ${params.method.padEnd(6)}${reset} ${params.path}`
 	);
 };
-type Ctx = Context
+type Ctx = Context;
 export const logger = (config) => {
 	const { formatter = defaultFormatter, output = console, skipPaths = [], skip = null } = config;
 

packages/backend/middleware/preetifyResponse.ts

@@ -15,4 +15,4 @@ export const preetifyResponse = async (c: Context, next: Next) => {
 		endTime(c, "seralize");
 		c.res = new Response(prettyJson, { headers: { "Content-Type": "text/plain; charset=utf-8" } });
 	}
-};
+};

packages/backend/middleware/rateLimiters.ts

@@ -24,4 +24,4 @@ export const registerRateLimiter = rateLimiter<BlankEnv, "/user", {}>({
 		// @ts-expect-error - Known issue: the `c`all` function is not present in @types/ioredis
 		sendCommand: (...args: string[]) => redis.call(...args)
 	}) as unknown as Store
-});
+});

packages/backend/routes/404.ts

@@ -7,4 +7,4 @@ export const notFoundRoute = (c: Context) => {
 		},
 		404
 	);
-};
+};

packages/backend/routes/index.ts

@@ -1,17 +1,29 @@
-import { rootHandler } from "./root/root.ts";
-import { pingHandler } from "./ping.ts";
-import { getSnapshotsHanlder } from "./snapshots.ts";
-import { registerHandler } from "./user.ts";
-import { videoInfoHandler } from "db/videoInfo.ts";
-import { Hono } from "hono";
-import { Variables } from "hono/types";
+import { getSingerForBirthday, pickSinger, pickSpecialSinger, type Singer } from "lib/const/singers.ts";
+import { VERSION } from "src/main.ts";
+import { createHandlers } from "src/utils.ts";
 
-export function configureRoutes(app: Hono<{Variables: Variables }>) {
-	app.get("/", ...rootHandler);
-	app.all("/ping", ...pingHandler);
-
-	app.get("/video/:id/snapshots", ...getSnapshotsHanlder);
-	app.post("/user", ...registerHandler);
-
-	app.get("/video/:id/info", ...videoInfoHandler);
-}
+export const rootHandler = createHandlers((c) => {
+	let singer: Singer | Singer[];
+	const shouldShowSpecialSinger = Math.random() < 0.016;
+	if (getSingerForBirthday().length !== 0) {
+		singer = JSON.parse(JSON.stringify(getSingerForBirthday())) as Singer[];
+		for (const s of singer) {
+			delete s.birthday;
+			s.message = `祝${s.name}生日快乐~`;
+		}
+	} else if (shouldShowSpecialSinger) {
+		singer = pickSpecialSinger();
+	} else {
+		singer = pickSinger();
+	}
+	return c.json({
+		project: {
+			name: "中V档案馆",
+			motto: "一起唱吧，心中的歌！"
+		},
+		status: 200,
+		version: VERSION,
+		time: Date.now(),
+		singer: singer
+	});
+});

packages/backend/routes/ping.ts

@@ -1,24 +0,0 @@
-import { getClientIP } from "middleware/logger.ts";
-import { createHandlers } from "../src/utils.ts";
-import { VERSION } from "../src/main.ts";
-
-export const pingHandler = createHandlers(async (c) => {
-	const requestHeaders = c.req.raw.headers;
-	return c.json({
-		"message": "pong",
-		"request": {
-			"headers": requestHeaders,
-			"ip": getClientIP(c),
-			"mode": c.req.raw.mode,
-			"method": c.req.method,
-			"query": new URL(c.req.url).searchParams,
-			"body": await c.req.text(),
-			"url": c.req.raw.url
-		},
-		"response": {
-			"time": new Date().getTime(),
-			"status": 200,
-			"version": VERSION,
-		}
-	});
-});

packages/backend/routes/ping/index.ts

@@ -0,0 +1,24 @@
+import { getClientIP } from "middleware/logger.ts";
+import { createHandlers } from "src/utils.ts";
+import { VERSION } from "src/main.ts";
+
+export const pingHandler = createHandlers(async (c) => {
+	const requestHeaders = c.req.raw.headers;
+	return c.json({
+		message: "pong",
+		request: {
+			headers: requestHeaders,
+			ip: getClientIP(c),
+			mode: c.req.raw.mode,
+			method: c.req.method,
+			query: new URL(c.req.url).searchParams,
+			body: await c.req.text(),
+			url: c.req.raw.url
+		},
+		response: {
+			time: new Date().getTime(),
+			status: 200,
+			version: VERSION
+		}
+	});
+});

packages/backend/routes/root/root.ts

@@ -1,29 +0,0 @@
-import { getSingerForBirthday, pickSinger, pickSpecialSinger, type Singer } from "./singers.ts";
-import { VERSION } from "../../src/main.ts";
-import { createHandlers } from "../../src/utils.ts";
-
-export const rootHandler = createHandlers((c) => {
-	let singer: Singer | Singer[];
-	const shouldShowSpecialSinger = Math.random() < 0.016;
-	if (getSingerForBirthday().length !== 0) {
-		singer = JSON.parse(JSON.stringify(getSingerForBirthday())) as Singer[];
-		for (const s of singer) {
-			delete s.birthday;
-			s.message = `祝${s.name}生日快乐~`;
-		}
-	} else if (shouldShowSpecialSinger) {
-		singer = pickSpecialSinger();
-	} else {
-		singer = pickSinger();
-	}
-	return c.json({
-		project: {
-			name: "中V档案馆",
-			motto: "一起唱吧，心中的歌！"
-		},
-		status: 200,
-		version: VERSION,
-		time: Date.now(),
-		singer: singer
-	});
-});

packages/backend/routes/user/index.ts

@@ -0,0 +1 @@
+export * from "./register.ts";

packages/backend/routes/user/register.ts

@@ -44,7 +44,7 @@ export const registerHandler = createHandlers(async (c: ContextType) => {
 
 		const response: StatusResponse = {
 			message: `User '${username}' registered successfully.`
-		}
+		};
 
 		return c.json<StatusResponse>(response, 201);
 	} catch (e) {
@@ -53,21 +53,21 @@ export const registerHandler = createHandlers(async (c: ContextType) => {
 				message: "Invalid registration data.",
 				errors: e.errors,
 				code: "INVALID_PAYLOAD"
-			}
+			};
 			return c.json<ErrorResponse<string>>(response, 400);
 		} else if (e instanceof SyntaxError) {
 			const response: ErrorResponse<string> = {
 				message: "Invalid JSON payload.",
 				errors: [e.message],
 				code: "INVALID_FORMAT"
-			}
+			};
 			return c.json<ErrorResponse<string>>(response, 400);
 		} else {
 			const response: ErrorResponse<string> = {
 				message: "Invalid JSON payload.",
 				errors: [(e as Error).message],
 				code: "UNKNOWN_ERR"
-			}
+			};
 			return c.json<ErrorResponse<string>>(response, 500);
 		}
 	}

packages/backend/routes/video/[id]/info.ts

@@ -1,15 +1,15 @@
 import logger from "@core/log/logger.ts";
 import { redis } from "@core/db/redis.ts";
-import { sql } from "./db.ts";
+import { sql } from "../../../db/db.ts";
 import { number, ValidationError } from "yup";
-import { createHandlers } from "../src/utils.ts";
+import { createHandlers } from "../../../src/utils.ts";
 import { getVideoInfo, getVideoInfoByBV } from "@core/net/getVideoInfo.ts";
-import { idSchema } from "../routes/snapshots.ts";
+import { idSchema } from "./snapshots.ts";
 import { NetSchedulerError } from "@core/net/delegate.ts";
 import type { Context } from "hono";
 import type { BlankEnv, BlankInput } from "hono/types";
 import type { VideoInfoData } from "@core/net/bilibili.d.ts";
-import { startTime, endTime } from 'hono/timing'
+import { startTime, endTime } from "hono/timing";
 
 const CACHE_EXPIRATION_SECONDS = 60;
 
@@ -34,7 +34,7 @@ async function insertVideoSnapshot(data: VideoInfoData) {
 }
 
 export const videoInfoHandler = createHandlers(async (c: ContextType) => {
-	startTime(c, 'parse', 'Parse the request');
+	startTime(c, "parse", "Parse the request");
 	try {
 		const id = await idSchema.validate(c.req.param("id"));
 		let videoId: string | number = id as string;
@@ -45,33 +45,33 @@ export const videoInfoHandler = createHandlers(async (c: ContextType) => {
 		}
 
 		const cacheKey = `cvsa:videoInfo:${videoId}`;
-		endTime(c, 'parse');
-		startTime(c, 'cache', 'Check for cached data');
+		endTime(c, "parse");
+		startTime(c, "cache", "Check for cached data");
 		const cachedData = await redis.get(cacheKey);
-		endTime(c, 'cache');
+		endTime(c, "cache");
 		if (cachedData) {
 			return c.json(JSON.parse(cachedData));
 		}
-		startTime(c, 'net', 'Fetch data');
+		startTime(c, "net", "Fetch data");
 		let result: VideoInfoData | number;
 		if (typeof videoId === "number") {
 			result = await getVideoInfo(videoId, "getVideoInfo");
 		} else {
 			result = await getVideoInfoByBV(videoId, "getVideoInfo");
 		}
-		endTime(c, 'net');
+		endTime(c, "net");
 
 		if (typeof result === "number") {
 			return c.json({ message: "Error fetching video info", code: result }, 500);
 		}
 
-		startTime(c, 'db', 'Write data to database');
+		startTime(c, "db", "Write data to database");
 
 		await redis.setex(cacheKey, CACHE_EXPIRATION_SECONDS, JSON.stringify(result));
 
 		await insertVideoSnapshot(result);
 
-		endTime(c, 'db');
+		endTime(c, "db");
 		return c.json(result);
 	} catch (e) {
 		if (e instanceof ValidationError) {

packages/backend/routes/video/[id]/snapshots.ts

@@ -1,10 +1,10 @@
 import type { Context } from "hono";
-import { createHandlers } from "../src/utils.ts";
+import { createHandlers } from "src/utils.ts";
 import type { BlankEnv, BlankInput } from "hono/types";
-import { getVideoSnapshots, getVideoSnapshotsByBV } from "../db/videoSnapshot.ts";
+import { getVideoSnapshots, getVideoSnapshotsByBV } from "db/snapshots.ts";
 import type { VideoSnapshotType } from "@core/db/schema.d.ts";
 import { boolean, mixed, number, object, ValidationError } from "yup";
-import { ErrorResponse } from "../src/schema";
+import { ErrorResponse } from "src/schema";
 import { startTime, endTime } from "hono/timing";
 
 const SnapshotQueryParamsSchema = object({

packages/backend/routes/video/index.ts

@@ -0,0 +1,2 @@
+export * from "./[id]/info";
+export * from "./[id]/snapshots";

packages/backend/src/main.ts

@@ -1,7 +1,7 @@
 import { Hono } from "hono";
 import type { TimingVariables } from "hono/timing";
 import { startServer } from "./startServer.ts";
-import { configureRoutes } from "routes";
+import { configureRoutes } from "./routing.ts";
 import { configureMiddleWares } from "middleware";
 import { notFoundRoute } from "routes/404.ts";
 

packages/backend/src/routing.ts

@@ -0,0 +1,16 @@
+import { rootHandler } from "routes";
+import { pingHandler } from "routes/ping";
+import { registerHandler } from "routes/user";
+import { videoInfoHandler, getSnapshotsHanlder } from "routes/video";
+import { Hono } from "hono";
+import { Variables } from "hono/types";
+
+export function configureRoutes(app: Hono<{ Variables: Variables }>) {
+	app.get("/", ...rootHandler);
+	app.all("/ping", ...pingHandler);
+
+	app.get("/video/:id/snapshots", ...getSnapshotsHanlder);
+	app.post("/user", ...registerHandler);
+
+	app.get("/video/:id/info", ...videoInfoHandler);
+}

packages/backend/src/schema.d.ts

@@ -1,11 +1,11 @@
 type ErrorCode = "INVALID_QUERY_PARAMS" | "UNKNOWN_ERR" | "INVALID_PAYLOAD" | "INVALID_FORMAT" | "BODY_TOO_LARGE";
 
 export interface ErrorResponse<E> {
-	code: ErrorCode
+	code: ErrorCode;
 	message: string;
 	errors: E[];
 }
 
 export interface StatusResponse {
 	message: string;
-}
+}

packages/backend/src/startServer.ts

@@ -32,7 +32,7 @@ function logStartup(hostname: string, port: number, wasAutoIncremented: boolean,
 	console.log("\nPress Ctrl+C to quit.");
 }
 
-export async function startServer(app: Hono<{Variables: Variables }>) {
+export async function startServer(app: Hono<{ Variables: Variables }>) {
 	const NODE_ENV = process.env.NODE_ENV || "production";
 	const HOST = process.env.HOST ?? (NODE_ENV === "development" ? "0.0.0.0" : "127.0.0.1");
 	const PORT = process.env.PORT ? parseInt(process.env.PORT, 10) : undefined;