import { Body, Controller, Get, Param, Put } from '@nestjs/common';
import { ApiBody, ApiOperation, ApiParam, ApiResponse, ApiTags } from '@nestjs/swagger';
import { CustomerContactsService } from './customer-contacts.service';

interface SaveContactBody {
  phone?: string | null;
  whatsappPhone?: string | null;
  callSmsPhone?: string | null;
  email?: string | null;
  name?: string | null;
  company?: string | null;
  note?: string | null;
  userId?: number | null;
}

@ApiTags('Contatos')
@Controller('contacts')
export class CustomerContactsController {
  constructor(private readonly customerContactsService: CustomerContactsService) {}

  @ApiOperation({
    summary: 'Lista contatos',
    description: 'Retorna a agenda de contatos usada para atendimento, abertura ativa e consulta rapida no chat.',
  })
  @ApiResponse({ status: 200, description: 'Lista de contatos retornada.' })
  @Get()
  listContacts() {
    return this.customerContactsService.listContacts();
  }

  @ApiOperation({
    summary: 'Consulta contato por chat',
    description: 'Busca os dados salvos de um contato usando o identificador da conversa.',
  })
  @ApiParam({ name: 'chatId', description: 'Identificador codificado do chat.' })
  @Get(':chatId')
  getContact(@Param('chatId') chatId: string) {
    return this.customerContactsService.getContact(decodeURIComponent(chatId));
  }

  @ApiOperation({
    summary: 'Salva contato',
    description: 'Cria ou atualiza dados do contato associados ao chat, incluindo telefone, email, etiqueta de identificacao e observacao.',
  })
  @ApiParam({ name: 'chatId', description: 'Identificador codificado do chat.' })
  @ApiBody({
    schema: {
      type: 'object',
      properties: {
        phone: { type: 'string', nullable: true, example: '5511999999999' },
        whatsappPhone: { type: 'string', nullable: true, example: '5511999999999' },
        callSmsPhone: { type: 'string', nullable: true, example: '5511988888888' },
        email: { type: 'string', nullable: true, example: 'cliente@empresa.com' },
        name: { type: 'string', nullable: true, example: 'Tony Silva' },
        company: { type: 'string', nullable: true, example: 'Departamento de RH' },
        note: { type: 'string', nullable: true, example: 'Contato prefere WhatsApp.' },
        userId: { type: 'number', nullable: true, example: 10 },
      },
    },
  })
  @Put(':chatId')
  saveContact(
    @Param('chatId') chatId: string,
    @Body() body: SaveContactBody,
  ) {
    return this.customerContactsService.saveContact({
      chatId: decodeURIComponent(chatId),
      phone: body.whatsappPhone || body.phone,
      callSmsPhone: body.callSmsPhone,
      email: body.email,
      name: body.name,
      company: body.company,
      note: body.note,
      userId: body.userId,
    });
  }
}