.gitignore

+/node_modules
+/.pnp
+.pnp.*
+.yarn/*
+!.yarn/patches
+!.yarn/plugins
+!.yarn/releases
+!.yarn/versions
+
+# testing
+/coverage
+
+# next.js
+/.next/
+/out/
+
+# production
+/build
+
+# misc
+.DS_Store
+*.pem
+
+# debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.pnpm-debug.log*
+
+# env files (can opt-in for committing if needed)
+.env*
+
+# vercel
+.vercel
+
+# typescript
+*.tsbuildinfo
+next-env.d.ts
+
+# Docker
+.data/
+
+# Documentation
+README.md
\ No newline at end of file

Dockerfile

+FROM node:18-alpine AS base
+WORKDIR /app
+FROM base AS deps
+COPY package.json package-lock.json* ./
+RUN npm install
+FROM base AS builder
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+RUN npx prisma generate
+RUN npm run build
+FROM base AS runner
+WORKDIR /app
+ENV NODE_ENV=production
+ENV PORT=3000
+COPY --from=builder /app/public ./public
+COPY --from=builder /app/.next ./.next
+COPY --from=builder /app/node_modules ./node_modules
+COPY --from=builder /app/package.json ./package.json
+EXPOSE 3000
+CMD ["npm", "start"]

docker-compose.yml

+version: '3.8'
+services:
+  app:
+    build: .
+    restart: always
+    ports:
+      - '3000:3000'
+    environment:
+      DATABASE_URL: "postgresql://user:password@db:5432/chatdb"
+      JWT_SECRET: "jinitaimeijinitaimeijinitaimei"
+    depends_on:
+      - db
+
+  db:
+    image: postgres:14-alpine
+    restart: always
+    environment:
+      POSTGRES_USER: user
+      POSTGRES_PASSWORD: password
+      POSTGRES_DB: chatdb
+    ports:
+      - '5432:5432'
+    volumes:
+      - ./.data/db:/var/lib/postgresql/data
\ No newline at end of file

eslint.config.mjs

+import { dirname } from "path";
+import { fileURLToPath } from "url";
+import { FlatCompat } from "@eslint/eslintrc";
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = dirname(__filename);
+
+const compat = new FlatCompat({
+  baseDirectory: __dirname,
+});
+
+const eslintConfig = [
+  ...compat.extends("next/core-web-vitals", "next/typescript"),
+  {
+    ignores: [
+      "node_modules/**",
+      ".next/**",
+      "out/**",
+      "build/**",
+      "next-env.d.ts",
+    ],
+  },
+];
+
+export default eslintConfig;

next.config.ts

+import type { NextConfig } from "next";
+
+const nextConfig: NextConfig = {
+  /* config options here */
+  eslint: {
+    // Warning: This allows production builds to successfully complete even if
+    // your project has ESLint errors.
+    ignoreDuringBuilds: true,
+  },
+};
+
+export default nextConfig;

package.json

+{
+  "name": "app",
+  "version": "0.1.0",
+  "private": true,
+  "scripts": {
+    "dev": "next dev --turbopack",
+    "build": "next build --turbopack",
+    "start": "next start",
+    "lint": "eslint"
+  },
+  "dependencies": {
+    "@prisma/client": "^6.15.0",
+    "bcryptjs": "^3.0.2",
+    "jsonwebtoken": "^9.0.2",
+    "next": "15.5.2",
+    "prisma": "^6.15.0",
+    "react": "19.1.0",
+    "react-dom": "19.1.0",
+    "swr": "^2.3.6"
+  },
+  "devDependencies": {
+    "@eslint/eslintrc": "^3",
+    "@tailwindcss/postcss": "^4",
+    "@types/bcryptjs": "^2.4.6",
+    "@types/jsonwebtoken": "^9.0.10",
+    "@types/node": "^20",
+    "@types/react": "^19",
+    "@types/react-dom": "^19",
+    "eslint": "^9",
+    "eslint-config-next": "15.5.2",
+    "tailwindcss": "^4",
+    "typescript": "^5"
+  }
+}

postcss.config.mjs

+const config = {
+  plugins: ["@tailwindcss/postcss"],
+};
+
+export default config;

prisma/schema.prisma

+generator client {
+  provider = "prisma-client-js"
+}
+
+datasource db {
+  provider = "postgresql"
+  url      = env("DATABASE_URL")
+}
+
+model User {
+  userId    Int       @id @default(autoincrement())
+  username  String    @unique
+  password  String
+  createdAt DateTime  @default(now())
+  messages  Message[]
+}
+
+model Room {
+  roomId    Int       @id @default(autoincrement())
+  roomName  String
+  createdAt DateTime  @default(now())
+  messages  Message[]
+}
+
+model Message {
+  messageId Int      @id @default(autoincrement())
+  content   String
+  createdAt DateTime @default(now())
+
+  room   Room @relation(fields: [roomId], references: [roomId], onDelete: Cascade)
+  roomId Int
+
+  sender   User @relation(fields: [senderId], references: [userId], onDelete: Cascade)
+  senderId Int
+}

public/file.svg

+<svg fill="none" viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="M14.5 13.5V5.41a1 1 0 0 0-.3-.7L9.8.29A1 1 0 0 0 9.08 0H1.5v13.5A2.5 2.5 0 0 0 4 16h8a2.5 2.5 0 0 0 2.5-2.5m-1.5 0v-7H8v-5H3v12a1 1 0 0 0 1 1h8a1 1 0 0 0 1-1M9.5 5V2.12L12.38 5zM5.13 5h-.62v1.25h2.12V5zm-.62 3h7.12v1.25H4.5zm.62 3h-.62v1.25h7.12V11z" clip-rule="evenodd" fill="#666" fill-rule="evenodd"/></svg>
\ No newline at end of file

public/globe.svg

+<svg fill="none" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16"><g clip-path="url(#a)"><path fill-rule="evenodd" clip-rule="evenodd" d="M10.27 14.1a6.5 6.5 0 0 0 3.67-3.45q-1.24.21-2.7.34-.31 1.83-.97 3.1M8 16A8 8 0 1 0 8 0a8 8 0 0 0 0 16m.48-1.52a7 7 0 0 1-.96 0H7.5a4 4 0 0 1-.84-1.32q-.38-.89-.63-2.08a40 40 0 0 0 3.92 0q-.25 1.2-.63 2.08a4 4 0 0 1-.84 1.31zm2.94-4.76q1.66-.15 2.95-.43a7 7 0 0 0 0-2.58q-1.3-.27-2.95-.43a18 18 0 0 1 0 3.44m-1.27-3.54a17 17 0 0 1 0 3.64 39 39 0 0 1-4.3 0 17 17 0 0 1 0-3.64 39 39 0 0 1 4.3 0m1.1-1.17q1.45.13 2.69.34a6.5 6.5 0 0 0-3.67-3.44q.65 1.26.98 3.1M8.48 1.5l.01.02q.41.37.84 1.31.38.89.63 2.08a40 40 0 0 0-3.92 0q.25-1.2.63-2.08a4 4 0 0 1 .85-1.32 7 7 0 0 1 .96 0m-2.75.4a6.5 6.5 0 0 0-3.67 3.44 29 29 0 0 1 2.7-.34q.31-1.83.97-3.1M4.58 6.28q-1.66.16-2.95.43a7 7 0 0 0 0 2.58q1.3.27 2.95.43a18 18 0 0 1 0-3.44m.17 4.71q-1.45-.12-2.69-.34a6.5 6.5 0 0 0 3.67 3.44q-.65-1.27-.98-3.1" fill="#666"/></g><defs><clipPath id="a"><path fill="#fff" d="M0 0h16v16H0z"/></clipPath></defs></svg>
\ No newline at end of file

public/next.svg

+<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 394 80"><path fill="#000" d="M262 0h68.5v12.7h-27.2v66.6h-13.6V12.7H262V0ZM149 0v12.7H94v20.4h44.3v12.6H94v21h55v12.6H80.5V0h68.7zm34.3 0h-17.8l63.8 79.4h17.9l-32-39.7 32-39.6h-17.9l-23 28.6-23-28.6zm18.3 56.7-9-11-27.1 33.7h17.8l18.3-22.7z"/><path fill="#000" d="M81 79.3 17 0H0v79.3h13.6V17l50.2 62.3H81Zm252.6-.4c-1 0-1.8-.4-2.5-1s-1.1-1.6-1.1-2.6.3-1.8 1-2.5 1.6-1 2.6-1 1.8.3 2.5 1a3.4 3.4 0 0 1 .6 4.3 3.7 3.7 0 0 1-3 1.8zm23.2-33.5h6v23.3c0 2.1-.4 4-1.3 5.5a9.1 9.1 0 0 1-3.8 3.5c-1.6.8-3.5 1.3-5.7 1.3-2 0-3.7-.4-5.3-1s-2.8-1.8-3.7-3.2c-.9-1.3-1.4-3-1.4-5h6c.1.8.3 1.6.7 2.2s1 1.2 1.6 1.5c.7.4 1.5.5 2.4.5 1 0 1.8-.2 2.4-.6a4 4 0 0 0 1.6-1.8c.3-.8.5-1.8.5-3V45.5zm30.9 9.1a4.4 4.4 0 0 0-2-3.3 7.5 7.5 0 0 0-4.3-1.1c-1.3 0-2.4.2-3.3.5-.9.4-1.6 1-2 1.6a3.5 3.5 0 0 0-.3 4c.3.5.7.9 1.3 1.2l1.8 1 2 .5 3.2.8c1.3.3 2.5.7 3.7 1.2a13 13 0 0 1 3.2 1.8 8.1 8.1 0 0 1 3 6.5c0 2-.5 3.7-1.5 5.1a10 10 0 0 1-4.4 3.5c-1.8.8-4.1 1.2-6.8 1.2-2.6 0-4.9-.4-6.8-1.2-2-.8-3.4-2-4.5-3.5a10 10 0 0 1-1.7-5.6h6a5 5 0 0 0 3.5 4.6c1 .4 2.2.6 3.4.6 1.3 0 2.5-.2 3.5-.6 1-.4 1.8-1 2.4-1.7a4 4 0 0 0 .8-2.4c0-.9-.2-1.6-.7-2.2a11 11 0 0 0-2.1-1.4l-3.2-1-3.8-1c-2.8-.7-5-1.7-6.6-3.2a7.2 7.2 0 0 1-2.4-5.7 8 8 0 0 1 1.7-5 10 10 0 0 1 4.3-3.5c2-.8 4-1.2 6.4-1.2 2.3 0 4.4.4 6.2 1.2 1.8.8 3.2 2 4.3 3.4 1 1.4 1.5 3 1.5 5h-5.8z"/></svg>
\ No newline at end of file

public/vercel.svg

+<svg fill="none" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1155 1000"><path d="m577.3 0 577.4 1000H0z" fill="#fff"/></svg>
\ No newline at end of file

public/window.svg

+<svg fill="none" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16"><path fill-rule="evenodd" clip-rule="evenodd" d="M1.5 2.5h13v10a1 1 0 0 1-1 1h-11a1 1 0 0 1-1-1zM0 1h16v11.5a2.5 2.5 0 0 1-2.5 2.5h-11A2.5 2.5 0 0 1 0 12.5zm3.75 4.5a.75.75 0 1 0 0-1.5.75.75 0 0 0 0 1.5M7 4.75a.75.75 0 1 1-1.5 0 .75.75 0 0 1 1.5 0m1.75.75a.75.75 0 1 0 0-1.5.75.75 0 0 0 0 1.5" fill="#666"/></svg>
\ No newline at end of file

src/app/api/auth/login/route.ts

+import { NextRequest, NextResponse } from 'next/server';
+import prisma from '@/lib/prisma';
+import bcrypt from 'bcryptjs';
+import jwt from 'jsonwebtoken';
+
+export async function POST(request: NextRequest) {
+    try {
+        const { username, password } = await request.json();
+
+        if (!username || !password) {
+            return NextResponse.json({ message: '用户名和密码是必需的' }, { status: 400 });
+        }
+
+        const user = await prisma.user.findUnique({
+            where: { username },
+        });
+
+        if (!user || !bcrypt.compareSync(password, user.password)) {
+            return NextResponse.json({ message: '用户名或密码无效' }, { status: 401 });
+        }
+
+        const token = jwt.sign({ userId: user.userId }, process.env.JWT_SECRET!, {
+            expiresIn: '1h',
+        });
+
+        const response = NextResponse.json({
+            message: '登录成功',
+            data: { id: user.userId, username: user.username },
+        });
+
+        response.cookies.set('auth_token', token, {
+            httpOnly: true,
+            secure: process.env.NODE_ENV !== 'development',
+            sameSite: 'strict',
+            maxAge: 3600,
+            path: '/',
+        });
+
+        return response;
+
+    } catch (error) {
+        console.error('登录时出错:', error);
+        return NextResponse.json({ message: '服务器内部错误' }, { status: 500 });
+    }
+}
+
+
+
+

src/app/api/auth/logout/route.ts

+import { NextResponse } from 'next/server';
+
+export async function POST() {
+  try {
+    const response = NextResponse.json({ message: '登出成功' });
+    
+    response.cookies.set('auth_token', '', {
+      httpOnly: true,
+      secure: process.env.NODE_ENV === 'production',
+      sameSite: 'strict',
+      maxAge: -1, 
+      path: '/',
+    });
+
+    return response;
+    
+  } catch (error) {
+    console.error('登出失败:', error);
+    return NextResponse.json(
+      { message: '服务器内部错误' },
+      { status: 500 }
+    );
+  }
+}
+

src/app/api/auth/register/route.ts

+import { NextRequest, NextResponse } from 'next/server';
+import prisma from '@/lib/prisma';
+import bcrypt from 'bcryptjs';
+import jwt from 'jsonwebtoken';
+
+export async function POST(request: NextRequest) {
+    try {
+        const { username, password } = await request.json();
+
+        if (!username || !password) {
+            return NextResponse.json({ message: '用户名和密码是必需的' }, { status: 400 });
+        }
+        if (password.length < 6) {
+            return NextResponse.json({ message: '密码长度至少需要6位' }, { status: 400 });
+        }
+
+        const existingUser = await prisma.user.findUnique({
+            where: { username },
+        });
+
+        if (existingUser) {
+            return NextResponse.json({ message: '该用户名已被注册' }, { status: 409 });
+        }
+
+        const hashedPassword = bcrypt.hashSync(password, 10);
+
+        const newUser = await prisma.user.create({
+            data: {
+                username: username,
+                password: hashedPassword,
+            },
+        });
+
+        const token = jwt.sign({ userId: newUser.userId }, process.env.JWT_SECRET!, {
+            expiresIn: '1h',
+        });
+
+        const response = NextResponse.json({
+            message: '用户注册成功',
+            data: { id: newUser.userId, username: newUser.username },
+        });
+
+        response.cookies.set('auth_token', token, {
+            httpOnly: true,
+            secure: process.env.NODE_ENV !== 'development',
+            sameSite: 'strict',
+            maxAge: 3600,
+            path: '/',
+        });
+
+        return response;
+
+
+    } catch (error) {
+        console.error('注册时出错:', error);
+        return NextResponse.json({ message: '服务器内部错误' }, { status: 500 });
+    }
+}

src/app/api/message/add/route.ts

+import { NextRequest, NextResponse } from 'next/server';
+import { getUserFromRequest } from '@/lib/auth';
+import prisma from '@/lib/prisma';
+
+export async function POST(request: NextRequest) {
+    try {
+        const user = await getUserFromRequest(request);
+        if (!user) {
+            return NextResponse.json({ message: 'Unauthorized' }, { status: 401 });
+        }
+
+        const { roomId, content } = await request.json();
+
+        if (!roomId || !content || typeof roomId !== 'number' || typeof content !== 'string' || content.trim() === '') {
+            return NextResponse.json({ message: '有效的 Room ID 和消息内容是必需的' }, { status: 400 });
+        }
+
+        const roomExists = await prisma.room.findUnique({
+            where: { roomId },
+        });
+
+        if (!roomExists) {
+            return NextResponse.json({ message: '房间不存在' }, { status: 404 });
+        }
+
+        const newMessage = await prisma.message.create({
+            data: {
+                content: content.trim(),
+                roomId: roomId,
+                senderId: user.userId,
+            },
+            include: {
+                sender: true
+            }
+        });
+        
+            const formattedMessage = {
+                messageId: newMessage.messageId,
+                roomId: newMessage.roomId,
+                sender: newMessage.sender.username,
+                content: newMessage.content,
+                createdAt: newMessage.createdAt.getTime(),
+            };
+
+
+        return NextResponse.json({ message: '消息发送成功', data: formattedMessage });
+
+    } catch (error) {
+        console.error('发送消息时出错:', error);
+        return NextResponse.json({ message: '服务器内部错误' }, { status: 500 });
+    }
+}

src/app/api/room/add/route.ts

+import { NextRequest, NextResponse } from 'next/server';
+import { getUserFromRequest } from '@/lib/auth';
+import prisma from '@/lib/prisma';
+
+export async function POST(request: NextRequest) {
+    try {
+        const user = await getUserFromRequest(request);
+        if (!user) {
+            return NextResponse.json({ message: 'Unauthorized' }, { status: 401 });
+        }
+
+        const { roomName } = await request.json();
+
+        if (!roomName || typeof roomName !== 'string' || roomName.trim() === '') {
+            return NextResponse.json({ message: '有效的房间名称是必需的' }, { status: 400 });
+        }
+
+        const newRoom = await prisma.room.create({
+            data: {
+                roomName: roomName.trim(),
+            },
+        });
+
+        return NextResponse.json({ message: '房间创建成功', data: newRoom });
+
+    } catch (error) {
+        console.error('创建房间时出错:', error);
+        return NextResponse.json({ message: '服务器内部错误' }, { status: 500 });
+    }
+}

src/app/api/room/delete/route.ts

+import { NextRequest, NextResponse } from 'next/server';
+import { getUserFromRequest } from '@/lib/auth';
+import prisma from '@/lib/prisma';
+
+export async function POST(request: NextRequest) {
+    try {
+        const user = await getUserFromRequest(request);
+        if (!user) {
+            return NextResponse.json({ message: 'Unauthorized' }, { status: 401 });
+        }
+
+        const { roomId } = await request.json();
+
+        if (!roomId || typeof roomId !== 'number') {
+            return NextResponse.json({ message: '有效的 Room ID 是必需的' }, { status: 400 });
+        }
+        
+        await prisma.$transaction([
+            prisma.message.deleteMany({
+                where: { roomId: roomId },
+            }),
+            prisma.room.delete({
+                where: { roomId: roomId },
+            }),
+        ]);
+
+        return NextResponse.json({ message: '房间删除成功' });
+    } catch (error) {
+        console.error('删除房间时出错:', error);
+        return NextResponse.json({ message: '服务器内部错误' }, { status: 500 });
+    }
+}