// src/calendar/dto/create-invite.dto.ts
import {
  IsArray,
  IsEmail,
  IsISO8601,
  IsOptional,
  IsString,
  IsInt,
  MinLength,
  ValidateNested,
} from 'class-validator';
import { Type } from 'class-transformer';
import { BaseEntity } from 'src/module/meta/entity/base-entity.entity';

class IcsMeetingDto extends BaseEntity {
  @IsString() name: string;
  @IsEmail() email: string;
}

export class CreateInviteDto {
  @IsString()
  @MinLength(3)
  title: string;

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

  @IsISO8601()
  startsAt: string; // ISO string e.g. "2025-08-30T10:00:00+05:30"

  @IsInt()
  durationMinutes: number;

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

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

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

  @IsEmail()
  @IsOptional()
  organizerEmail?: string;

  @IsArray()
  @ValidateNested({ each: true })
  @Type(() => IcsMeetingDto)
  attendees: IcsMeetingDto[];
}