feat: implement support chat functionality with new module, service, controller, DTOs, and schema updates.

2026-03-05 06:37:07 +05:30
parent c1fa1f4aab
commit 399b8aa937
10 changed files with 530 additions and 0 deletions
--- a/src/support-chat/support-chat.controller.ts
+++ b/src/support-chat/support-chat.controller.ts
@@ -0,0 +1,137 @@
+import {
+  Controller,
+  Get,
+  Post,
+  Patch,
+  Body,
+  Param,
+  Query,
+  UseGuards,
+  HttpCode,
+  HttpStatus,
+} from '@nestjs/common';
+import {
+  ApiTags,
+  ApiOperation,
+  ApiResponse,
+  ApiBearerAuth,
+  ApiQuery,
+  ApiParam,
+} from '@nestjs/swagger';
+import { SupportChatService } from './support-chat.service';
+import { SendSupportMessageDto } from './dto';
+import { JwtAuthGuard } from '../auth/guards';
+import { CurrentUser } from '../auth/decorators';
+import { Roles } from '../auth/decorators/roles.decorator';
+import { UserRole, SupportChatStatus } from '@prisma/client';
+
+@ApiTags('Support Chat')
+@Controller('support-chat')
+@UseGuards(JwtAuthGuard)
+@ApiBearerAuth('JWT-auth')
+export class SupportChatController {
+  constructor(private readonly supportChatService: SupportChatService) {}
+
+  // ==========================================
+  // GET OR CREATE SUPPORT CHAT (User/Agent)
+  // ==========================================
+  @Post()
+  @HttpCode(HttpStatus.OK)
+  @ApiOperation({ summary: 'Get or create a support chat for the current user' })
+  async getOrCreateChat(@CurrentUser('id') userId: string) {
+    return this.supportChatService.getOrCreateChat(userId);
+  }
+
+  // ==========================================
+  // GET MY SUPPORT CHAT (User/Agent)
+  // ==========================================
+  @Get('my')
+  @ApiOperation({ summary: 'Get current user\'s open support chat' })
+  async getMyChat(@CurrentUser('id') userId: string) {
+    return this.supportChatService.getOrCreateChat(userId);
+  }
+
+  // ==========================================
+  // GET MESSAGES
+  // ==========================================
+  @Get(':id/messages')
+  @ApiOperation({ summary: 'Get messages for a support chat' })
+  @ApiParam({ name: 'id', description: 'Support Chat ID' })
+  @ApiQuery({ name: 'page', required: false, type: Number })
+  @ApiQuery({ name: 'limit', required: false, type: Number })
+  async getMessages(
+    @Param('id') chatId: string,
+    @CurrentUser('id') userId: string,
+    @CurrentUser('role') role: UserRole,
+    @Query('page') page?: string,
+    @Query('limit') limit?: string,
+  ) {
+    // Validate access
+    const isAdmin = role === UserRole.ADMIN;
+    await this.supportChatService.getChat(chatId, userId, isAdmin);
+
+    return this.supportChatService.getMessages(
+      chatId,
+      page ? parseInt(page, 10) : 1,
+      limit ? parseInt(limit, 10) : 50,
+    );
+  }
+
+  // ==========================================
+  // SEND MESSAGE (REST fallback)
+  // ==========================================
+  @Post(':id/messages')
+  @HttpCode(HttpStatus.CREATED)
+  @ApiOperation({ summary: 'Send a message in a support chat' })
+  @ApiParam({ name: 'id', description: 'Support Chat ID' })
+  async sendMessage(
+    @Param('id') chatId: string,
+    @CurrentUser('id') userId: string,
+    @CurrentUser('role') role: UserRole,
+    @Body() dto: SendSupportMessageDto,
+  ) {
+    // Validate access
+    const isAdmin = role === UserRole.ADMIN;
+    await this.supportChatService.getChat(chatId, userId, isAdmin);
+
+    const senderRole = role === UserRole.ADMIN ? 'ADMIN' : 'USER';
+    return this.supportChatService.sendMessage(chatId, userId, senderRole, dto.content);
+  }
+
+  // ==========================================
+  // MARK AS READ
+  // ==========================================
+  @Patch(':id/read')
+  @HttpCode(HttpStatus.OK)
+  @ApiOperation({ summary: 'Mark support chat messages as read' })
+  @ApiParam({ name: 'id', description: 'Support Chat ID' })
+  async markAsRead(
+    @Param('id') chatId: string,
+    @CurrentUser('role') role: UserRole,
+  ) {
+    return this.supportChatService.markAsRead(chatId, role);
+  }
+
+  // ==========================================
+  // ADMIN: GET ALL SUPPORT CHATS
+  // ==========================================
+  @Get('admin/all')
+  @Roles(UserRole.ADMIN)
+  @ApiOperation({ summary: 'Admin: Get all support chats' })
+  @ApiQuery({ name: 'status', required: false, enum: SupportChatStatus })
+  async getAllChats(@Query('status') status?: SupportChatStatus) {
+    return this.supportChatService.getAllChats(status);
+  }
+
+  // ==========================================
+  // ADMIN: CLOSE SUPPORT CHAT
+  // ==========================================
+  @Patch('admin/:id/close')
+  @Roles(UserRole.ADMIN)
+  @HttpCode(HttpStatus.OK)
+  @ApiOperation({ summary: 'Admin: Close a support chat' })
+  @ApiParam({ name: 'id', description: 'Support Chat ID' })
+  async closeChat(@Param('id') chatId: string) {
+    return this.supportChatService.closeChat(chatId);
+  }
+}