import {
  Body,
  Controller,
  Get,
  Param,
  Patch,
  Post,
  UseGuards,
} from '@nestjs/common';
import { ApiBearerAuth, ApiTags } from '@nestjs/swagger';
import { CurrentUser } from '../auth/decorators/current-user.decorator';
import { Permissions } from '../auth/decorators/permissions.decorator';
import { Roles } from '../auth/decorators/roles.decorator';
import { PermissionsGuard } from '../auth/guards/permissions.guard';
import { RolesGuard } from '../auth/guards/roles.guard';
import { AuthUser } from '../auth/interfaces/auth-user.interface';
import { PermissionCode } from '../authorization/enums/permission-code.enum';
import { UserRole } from '../users/enums/user-role.enum';
import {
  ApiStandardController,
  ApiStandardOkResponse,
} from '../swagger/decorators/swagger-response.decorator';
import { SWAGGER_JWT_AUTH } from '../swagger/swagger.setup';
import {
  PreviewSmsScenarioDto,
  UpdateSmsScenarioSettingDto,
} from './dto/update-sms-scenario-setting.dto';
import { SmsScenarioKey } from './enums/sms-scenario-key.enum';
import { ReserveSmsService } from './reserve-sms.service';
import { SmsSettingsService } from './sms-settings.service';

@ApiTags('SMS Settings')
@ApiBearerAuth(SWAGGER_JWT_AUTH)
@ApiStandardController()
@Controller('sms-settings')
@UseGuards(RolesGuard, PermissionsGuard)
export class SmsSettingsController {
  constructor(
    private readonly smsSettingsService: SmsSettingsService,
    private readonly reserveSmsService: ReserveSmsService,
  ) {}

  @Roles(UserRole.ADMIN)
  @Permissions(PermissionCode.SMS_TEMPLATES_READ)
  @ApiStandardOkResponse(Object, { isArray: true })
  @Get('scenarios')
  getScenarios() {
    return this.smsSettingsService.getScenarioDefinitions();
  }

  @Roles(UserRole.ADMIN)
  @Permissions(PermissionCode.SMS_TEMPLATES_READ)
  @ApiStandardOkResponse(Object, { isArray: true })
  @Get()
  findAll(@CurrentUser() user: AuthUser) {
    return this.smsSettingsService.findAll(user);
  }

  @Roles(UserRole.ADMIN)
  @Permissions(PermissionCode.SMS_TEMPLATES_WRITE)
  @ApiStandardOkResponse(Object)
  @Patch(':key')
  update(
    @Param('key') key: SmsScenarioKey,
    @Body() updateDto: UpdateSmsScenarioSettingDto,
    @CurrentUser() user: AuthUser,
  ) {
    return this.smsSettingsService.update(key, updateDto, user);
  }

  @Roles(UserRole.ADMIN)
  @Permissions(PermissionCode.SMS_TEMPLATES_READ)
  @ApiStandardOkResponse(Object)
  @Post('preview')
  preview(@Body() dto: PreviewSmsScenarioDto, @CurrentUser() user: AuthUser) {
    return this.smsSettingsService.preview(dto, user);
  }

  @Roles(UserRole.ADMIN)
  @Permissions(PermissionCode.SMS_TEMPLATES_WRITE)
  @ApiStandardOkResponse(Object)
  @Post('trigger-reminders')
  async triggerReminders(@CurrentUser() user: AuthUser) {
    const sentCount = await this.reserveSmsService.processDailyReminders();
    return { sentCount };
  }
}