431 lines
11 KiB
TypeScript
431 lines
11 KiB
TypeScript
/**
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* WebSocket API 文档控制器
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*
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* 功能描述：
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* - 提供 WebSocket API 的详细文档
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* - 展示消息格式和事件类型
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* - 提供连接示例和测试工具
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*
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* 职责分离：
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* - API文档：提供完整的WebSocket API使用说明
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* - 示例代码：提供各种编程语言的连接示例
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* - 调试支持：提供消息格式验证和测试工具
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* - 开发指导：提供最佳实践和故障排除指南
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*
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* 最近修改：
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* - 2026-01-07: 代码规范优化 - 完善文件头注释和修改记录 (修改者: moyin)
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*
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* @author angjustinl
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* @version 1.0.1
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* @since 2025-01-07
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* @lastModified 2026-01-07
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*/
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import { Controller, Get } from '@nestjs/common';
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import { ApiTags, ApiOperation, ApiResponse } from '@nestjs/swagger';
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@ApiTags('chat')
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@Controller('websocket')
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export class WebSocketDocsController {
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/**
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* 获取 WebSocket API 文档
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*/
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@Get('docs')
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@ApiOperation({
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summary: 'WebSocket API 文档',
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description: '获取 WebSocket 连接和消息格式的详细文档'
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})
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@ApiResponse({
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status: 200,
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description: 'WebSocket API 文档',
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schema: {
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type: 'object',
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properties: {
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connection: {
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type: 'object',
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properties: {
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url: {
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type: 'string',
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example: 'ws://localhost:3000/game',
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description: 'WebSocket 连接地址'
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},
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namespace: {
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type: 'string',
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example: '/game',
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description: 'Socket.IO 命名空间'
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},
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transports: {
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type: 'array',
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items: { type: 'string' },
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example: ['websocket', 'polling'],
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description: '支持的传输协议'
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}
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}
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},
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authentication: {
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type: 'object',
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properties: {
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required: {
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type: 'boolean',
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example: true,
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description: '是否需要认证'
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},
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method: {
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type: 'string',
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example: 'JWT Token',
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description: '认证方式'
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},
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tokenFormat: {
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type: 'object',
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description: 'JWT Token 格式要求'
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}
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}
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},
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events: {
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type: 'object',
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description: '支持的事件和消息格式'
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}
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}
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}
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})
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getWebSocketDocs() {
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return {
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connection: {
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url: 'ws://localhost:3000/game',
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namespace: '/game',
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transports: ['websocket', 'polling'],
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options: {
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timeout: 20000,
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forceNew: true,
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reconnection: true,
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reconnectionAttempts: 3,
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reconnectionDelay: 1000
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}
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},
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authentication: {
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required: true,
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method: 'JWT Token',
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tokenFormat: {
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issuer: 'whale-town',
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audience: 'whale-town-users',
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type: 'access',
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requiredFields: ['sub', 'username', 'email', 'role'],
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example: {
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sub: 'user_123',
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username: 'player_name',
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email: 'user@example.com',
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role: 'user',
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type: 'access',
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aud: 'whale-town-users',
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iss: 'whale-town',
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iat: 1767768599,
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exp: 1768373399
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}
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}
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},
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events: {
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clientToServer: {
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login: {
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description: '用户登录',
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format: {
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type: 'login',
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token: 'JWT_TOKEN_HERE'
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},
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example: {
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type: 'login',
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token: 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...'
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},
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responses: ['login_success', 'login_error']
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},
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chat: {
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description: '发送聊天消息',
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format: {
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t: 'chat',
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content: 'string',
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scope: 'local | global'
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},
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example: {
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t: 'chat',
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content: '大家好！我刚进入游戏',
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scope: 'local'
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},
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responses: ['chat_sent', 'chat_error']
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},
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position_update: {
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description: '更新玩家位置',
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format: {
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t: 'position',
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x: 'number',
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y: 'number',
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mapId: 'string'
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},
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example: {
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t: 'position',
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x: 150,
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y: 400,
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mapId: 'whale_port'
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},
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responses: []
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}
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},
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serverToClient: {
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login_success: {
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description: '登录成功响应',
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format: {
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t: 'login_success',
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sessionId: 'string',
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userId: 'string',
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username: 'string',
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currentMap: 'string'
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},
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example: {
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t: 'login_success',
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sessionId: '89aff162-52d9-484e-9a35-036ba63a2280',
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userId: 'user_123',
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username: 'Player_123',
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currentMap: 'whale_port'
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}
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},
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login_error: {
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description: '登录失败响应',
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format: {
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t: 'login_error',
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message: 'string'
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},
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example: {
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t: 'login_error',
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message: 'Token验证失败'
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}
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},
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chat_sent: {
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description: '消息发送成功确认',
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format: {
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t: 'chat_sent',
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messageId: 'number',
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message: 'string'
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},
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example: {
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t: 'chat_sent',
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messageId: 137,
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message: '消息发送成功'
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}
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},
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chat_error: {
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description: '消息发送失败',
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format: {
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t: 'chat_error',
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message: 'string'
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},
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example: {
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t: 'chat_error',
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message: '消息内容不能为空'
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}
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},
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chat_render: {
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description: '接收到聊天消息',
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format: {
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t: 'chat_render',
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from: 'string',
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txt: 'string',
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bubble: 'boolean'
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},
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example: {
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t: 'chat_render',
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from: 'Player_456',
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txt: '欢迎新玩家！',
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bubble: true
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}
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}
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}
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},
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maps: {
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whale_port: {
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name: 'Whale Port',
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displayName: '鲸鱼港',
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zulipStream: 'Whale Port',
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description: '游戏的主要港口区域'
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},
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pumpkin_valley: {
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name: 'Pumpkin Valley',
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displayName: '南瓜谷',
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zulipStream: 'Pumpkin Valley',
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description: '充满南瓜的神秘山谷'
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},
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novice_village: {
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name: 'Novice Village',
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displayName: '新手村',
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zulipStream: 'Novice Village',
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description: '新玩家的起始区域'
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}
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},
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examples: {
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javascript: {
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connection: `
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// 使用 Socket.IO 客户端连接
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const io = require('socket.io-client');
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const socket = io('ws://localhost:3000/game', {
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transports: ['websocket', 'polling'],
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timeout: 20000,
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forceNew: true,
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reconnection: true,
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reconnectionAttempts: 3,
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reconnectionDelay: 1000
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});
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// 连接成功
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socket.on('connect', () => {
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console.log('连接成功:', socket.id);
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// 发送登录消息
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socket.emit('login', {
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type: 'login',
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token: 'YOUR_JWT_TOKEN_HERE'
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});
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});
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// 登录成功
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socket.on('login_success', (data) => {
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console.log('登录成功:', data);
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// 发送聊天消息
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socket.emit('chat', {
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t: 'chat',
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content: '大家好！',
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scope: 'local'
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});
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});
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// 接收聊天消息
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socket.on('chat_render', (data) => {
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console.log('收到消息:', data.from, '说:', data.txt);
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});
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`,
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godot: `
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# Godot WebSocket 客户端示例
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extends Node
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var socket = WebSocketClient.new()
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var url = "ws://localhost:3000/game"
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func _ready():
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socket.connect("connection_closed", self, "_closed")
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socket.connect("connection_error", self, "_error")
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socket.connect("connection_established", self, "_connected")
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socket.connect("data_received", self, "_on_data")
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var err = socket.connect_to_url(url)
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if err != OK:
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print("连接失败")
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func _connected(protocol):
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print("WebSocket 连接成功")
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# 发送登录消息
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var login_msg = {
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"type": "login",
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"token": "YOUR_JWT_TOKEN_HERE"
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}
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socket.get_peer(1).put_packet(JSON.print(login_msg).to_utf8())
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func _on_data():
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var packet = socket.get_peer(1).get_packet()
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var message = JSON.parse(packet.get_string_from_utf8())
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print("收到消息: ", message.result)
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`
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}
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},
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troubleshooting: {
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commonIssues: [
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{
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issue: 'Token验证失败',
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solution: '确保JWT Token包含正确的issuer、audience和type字段'
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},
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{
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issue: '连接超时',
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solution: '检查服务器是否运行，防火墙设置是否正确'
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},
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{
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issue: '消息发送失败',
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solution: '确保已经成功登录，消息内容不为空'
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}
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],
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testTools: [
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{
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name: 'WebSocket King',
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url: 'https://websocketking.com/',
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description: '在线WebSocket测试工具'
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},
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{
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name: 'Postman',
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description: 'Postman也支持WebSocket连接测试'
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}
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]
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}
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};
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}
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/**
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* 获取消息格式示例
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*/
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@Get('message-examples')
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@ApiOperation({
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summary: '消息格式示例',
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description: '获取各种 WebSocket 消息的格式示例'
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})
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@ApiResponse({
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status: 200,
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description: '消息格式示例',
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})
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getMessageExamples() {
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return {
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login: {
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request: {
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type: 'login',
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token: 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiJ0ZXN0X3VzZXJfMTIzIiwidXNlcm5hbWUiOiJ0ZXN0X3VzZXIiLCJlbWFpbCI6InRlc3RfdXNlckBleGFtcGxlLmNvbSIsInJvbGUiOiJ1c2VyIiwidHlwZSI6ImFjY2VzcyIsImF1ZCI6IndoYWxlLXRvd24tdXNlcnMiLCJpc3MiOiJ3aGFsZS10b3duIiwiaWF0IjoxNzY3NzY4NTk5LCJleHAiOjE3NjgzNzMzOTl9.Mq3YccSV_pMKxIAbeNRAUws1j7doqFqvlSv4Z9DhGjI'
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},
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successResponse: {
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t: 'login_success',
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sessionId: '89aff162-52d9-484e-9a35-036ba63a2280',
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userId: 'test_user_123',
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username: 'test_user',
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currentMap: 'whale_port'
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},
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errorResponse: {
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t: 'login_error',
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message: 'Token验证失败'
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}
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},
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chat: {
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request: {
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t: 'chat',
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content: '大家好！我刚进入游戏',
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scope: 'local'
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},
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successResponse: {
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t: 'chat_sent',
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messageId: 137,
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message: '消息发送成功'
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},
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errorResponse: {
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t: 'chat_error',
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message: '消息内容不能为空'
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},
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incomingMessage: {
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t: 'chat_render',
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from: 'Player_456',
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txt: '欢迎新玩家！',
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bubble: true
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}
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},
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position: {
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request: {
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t: 'position',
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x: 150,
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y: 400,
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mapId: 'pumpkin_valley'
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}
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}
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};
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}
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} |