import {
  IsBoolean,
  IsHexColor,
  IsIn,
  IsNotEmpty,
  IsOptional,
  IsString,
  IsUrl,
} from 'class-validator';

/**
 * DTO for updating an existing calendar source.
 * All fields are optional — only provided fields are updated.
 *
 * Security:
 * - T-05-11: URL restricted to https only if provided
 * - CAL-02: isVisible toggle for widget source visibility
 */
export class UpdateCalendarSourceDto {
  @IsOptional()
  @IsString()
  @IsNotEmpty()
  name?: string;

  @IsOptional()
  @IsIn(['caldav', 'ics', 'exchange'])
  type?: string;

  @IsOptional()
  @IsUrl(
    { protocols: ['https'], require_protocol: true },
    { message: 'URL must use HTTPS protocol' },
  )
  url?: string;

  @IsOptional()
  @IsString()
  username?: string;

  @IsOptional()
  @IsString()
  password?: string;

  @IsOptional()
  @IsIn(['ews', 'graph'])
  exchangeMode?: string;

  @IsOptional()
  @IsString()
  domain?: string;

  @IsOptional()
  @IsHexColor()
  color?: string;

  @IsOptional()
  @IsBoolean()
  isVisible?: boolean;
}