import {
  Body,
  Controller,
  Get,
  HttpCode,
  HttpStatus,
  Param,
  ParseUUIDPipe,
  Post,
  Query,
  UseGuards,
} from '@nestjs/common';
import { IsDateString, IsEnum, IsNumber, IsOptional, IsString, IsUUID } from 'class-validator';
import {
  PaymentDirection,
  PaymentMethod,
  PaymentRelatedType,
  PaymentStatus,
  PreDelContractStatus,
} 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, Financial } from '@core/observability/audit/decorators/auditable.decorator';
import { PaymentService } from './payment.service';

class CreatePaymentDto {
  @IsString() paymentNo!: string;
  @IsEnum(PaymentRelatedType) relatedType!: PaymentRelatedType;
  @IsUUID() relatedId!: string;
  @IsOptional() @IsUUID() robotUnitId?: string;
  @IsEnum(PaymentDirection) direction!: PaymentDirection;
  @IsNumber() amount!: number;
  @IsString() currencyCode!: string;
  @IsOptional() @IsEnum(PaymentMethod) paymentMethod?: PaymentMethod;
  @IsOptional() @IsEnum(PaymentStatus) paymentStatus?: PaymentStatus;
  @IsOptional() @IsEnum(PreDelContractStatus) preDelContractStatus?: PreDelContractStatus;
  @IsOptional() @IsDateString() paidAt?: string;
  @IsOptional() @IsString() sapClearingDocNo?: string;
  @IsOptional() @IsUUID() depositTransferFormAttachmentId?: string;
  @IsOptional() @IsUUID() depositTransferContractAttachmentId?: string;
}

class MarkPaidDto {
  @IsDateString() paidAt!: string;
}

@Controller('robot-manager/payments')
@UseGuards(JwtAuthGuard, PermissionsGuard)
export class PaymentController {
  constructor(private readonly service: PaymentService) {}

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

  @Post(':id/mark-paid')
  @HttpCode(HttpStatus.OK)
  @Auditable()
  @Financial()
  @RequirePermissions('robot-manager:update')
  markPaid(
    @Param('id', new ParseUUIDPipe()) id: string,
    @Body() dto: MarkPaidDto,
    @CurrentUser() user: CurrentUserPayload,
  ) {
    return this.service.markPaid(id, dto.paidAt, user.userId);
  }
}