import {
  Body,
  Controller,
  Get,
  Param,
  ParseUUIDPipe,
  Post,
  Put,
  Query,
  UseGuards,
} from '@nestjs/common';
import { IsEnum, IsOptional, IsString, IsUUID } from 'class-validator';
import {
  ServiceTicketActivityType,
  ServiceTicketStatus,
  TicketSeverity,
} from '@prisma/client';
import { JwtAuthGuard } from '@modules/organization/auth/guards/jwt-auth.guard';
import { PermissionsGuard } from '@modules/organization/auth/guards/permissions.guard';
import { RequirePermissions } from '@common/decorators/permissions.decorator';
import { CurrentUser } from '@common/decorators/current-user.decorator';
import type { CurrentUserPayload } from '@common/decorators/current-user.decorator';
import { NIL_ORG_ID } from '@common/constants/nil-uuid';
import { Auditable } from '@core/observability/audit/decorators/auditable.decorator';
import { ServiceTicketService } from './service-ticket.service';

class CreateTicketDto {
  @IsString() ticketNo!: string;
  @IsUUID() robotUnitId!: string;
  @IsOptional() @IsUUID() customerId?: string;
  @IsString() issueTypeCode!: string;
  @IsOptional() @IsEnum(TicketSeverity) severity?: TicketSeverity;
  @IsOptional() @IsString() serviceRecord?: string;
}

class UpdateTicketDto {
  @IsOptional() @IsEnum(ServiceTicketStatus) status?: ServiceTicketStatus;
  @IsOptional() @IsEnum(TicketSeverity) severity?: TicketSeverity;
  @IsOptional() @IsString() serviceRecord?: string;
  @IsOptional() @IsString() customerFeedback?: string;
}

class AddActivityDto {
  @IsEnum(ServiceTicketActivityType) activityType!: ServiceTicketActivityType;
  @IsOptional() payload?: Record<string, any>;
}

@Controller('robot-manager/service-tickets')
@UseGuards(JwtAuthGuard, PermissionsGuard)
export class ServiceTicketController {
  constructor(private readonly service: ServiceTicketService) {}

  @Get()
  @RequirePermissions('robot-manager:read')
  list(@Query() q: any) {
    return this.service.findAll(q);
  }

  @Get(':id')
  @RequirePermissions('robot-manager:read')
  findOne(@Param('id', new ParseUUIDPipe()) id: string) {
    return this.service.findOne(id);
  }

  @Post()
  @Auditable()
  @RequirePermissions('robot-manager:create')
  create(@Body() dto: CreateTicketDto, @CurrentUser() user: CurrentUserPayload) {
    return this.service.create(dto, user.userId, NIL_ORG_ID);
  }

  @Put(':id')
  @Auditable()
  @RequirePermissions('robot-manager:update')
  update(
    @Param('id', new ParseUUIDPipe()) id: string,
    @Body() dto: UpdateTicketDto,
    @CurrentUser() user: CurrentUserPayload,
  ) {
    return this.service.update(id, dto, user.userId);
  }

  @Post(':id/activities')
  @Auditable()
  @RequirePermissions('robot-manager:update')
  addActivity(
    @Param('id', new ParseUUIDPipe()) id: string,
    @Body() dto: AddActivityDto,
    @CurrentUser() user: CurrentUserPayload,
  ) {
    return this.service.addActivity(id, dto.activityType, dto.payload, user.userId);
  }
}