import {
  IsOptional,
  IsString,
  IsNotEmpty,
  IsInt,
  IsISO8601,
  IsMilitaryTime,
  Matches,
  Min,
  Max,
  MaxLength,
  IsIn,
} from 'class-validator';
import { Type } from 'class-transformer';

export class CreateScheduleDto {
  @IsInt()
  @IsNotEmpty()
  classId: number;

  @IsInt()
  @IsNotEmpty()
  classroomId: number;

  @IsInt()
  @Min(1)
  @Max(7)
  @IsNotEmpty()
  weekDay: number;

  @IsMilitaryTime()
  @IsNotEmpty()
  startTime: string;

  @IsMilitaryTime()
  @IsNotEmpty()
  endTime: string;

  @IsOptional()
  @IsInt()
  @Min(0)
  @Max(1440)
  attendanceAdvanceMinutes?: number;

  @Matches(/^\d{4}-\d{2}-\d{2}$/)
  @IsISO8601({ strict: true })
  @IsNotEmpty()
  startDate: string;

  @Matches(/^\d{4}-\d{2}-\d{2}$/)
  @IsISO8601({ strict: true })
  @IsNotEmpty()
  endDate: string;

  @IsString()
  @IsNotEmpty()
  subject: string;

  @IsOptional()
  @IsInt()
  teacherId?: number;

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

  @IsOptional()
  @IsInt()
  rentalId?: number;

  @IsOptional()
  @IsString()
  @MaxLength(500)
  notes?: string;

}

export class UpdateScheduleDto {
  @IsOptional()
  @IsInt()
  classId?: number;

  @IsOptional()
  @IsInt()
  classroomId?: number;

  @IsOptional()
  @IsInt()
  @Min(1)
  @Max(7)
  weekDay?: number;

  @IsOptional()
  @IsMilitaryTime()
  startTime?: string;

  @IsOptional()
  @IsMilitaryTime()
  endTime?: string;

  @IsOptional()
  @IsInt()
  @Min(0)
  @Max(1440)
  attendanceAdvanceMinutes?: number;

  @IsOptional()
  @Matches(/^\d{4}-\d{2}-\d{2}$/)
  @IsISO8601({ strict: true })
  startDate?: string;

  @IsOptional()
  @Matches(/^\d{4}-\d{2}-\d{2}$/)
  @IsISO8601({ strict: true })
  endDate?: string;

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

  @IsOptional()
  @IsInt()
  teacherId?: number;

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

  @IsOptional()
  @IsInt()
  rentalId?: number;

  @IsOptional()
  @IsString()
  @MaxLength(500)
  notes?: string;

  @IsOptional()
  @IsString()
  @IsIn(['active', 'inactive', 'cancelled'])
  status?: string;
}

export class QueryScheduleDto {
  @IsOptional()
  @Type(() => Number)
  @IsInt()
  classroomId?: number;

  @IsOptional()
  @Type(() => Number)
  @IsInt()
  classId?: number;

  @IsOptional()
  @Type(() => Number)
  @IsInt()
  @Min(1)
  @Max(7)
  weekDay?: number;

  @IsOptional()
  @Matches(/^\d{4}-\d{2}-\d{2}$/)
  @IsISO8601({ strict: true })
  startDate?: string;

  @IsOptional()
  @Matches(/^\d{4}-\d{2}-\d{2}$/)
  @IsISO8601({ strict: true })
  endDate?: string;
}

export class WeeklyViewQueryDto {
  @IsOptional()
  @Matches(/^\d{4}-\d{2}-\d{2}$/)
  @IsISO8601({ strict: true })
  startDate?: string;

  @IsOptional()
  @Matches(/^\d{4}-\d{2}-\d{2}$/)
  @IsISO8601({ strict: true })
  endDate?: string;

  @IsOptional()
  @Type(() => Number)
  @IsInt()
  classroomId?: number;
}