import { ApiPropertyOptional } from "@nestjs/swagger";
import {
  ArrayMaxSize,
  IsArray,
  IsBoolean,
  IsEnum,
  IsInt,
  IsOptional,
  IsString,
  Max,
  MaxLength,
  Min,
} from "class-validator";

import { ELeaveYearBasis } from "../entities/leave-settings.entity";

export class UpdateLeaveSettingsDto {
  @ApiPropertyOptional({ enum: ELeaveYearBasis })
  @IsOptional()
  @IsEnum(ELeaveYearBasis)
  leaveYearBasis?: ELeaveYearBasis;

  @ApiPropertyOptional({ minimum: 1, maximum: 12, default: 7 })
  @IsOptional()
  @IsInt()
  @Min(1)
  @Max(12)
  fiscalYearStartMonth?: number;

  @ApiPropertyOptional({ minimum: 1, maximum: 31, default: 8 })
  @IsOptional()
  @IsInt()
  @Min(1)
  @Max(31)
  fiscalYearStartDay?: number;

  @ApiPropertyOptional({
    type: [Number],
    example: [0, 6],
    description:
      "Non-working days of the week, 0 = Sunday … 6 = Saturday. Defaults to [0], " +
      "the six-day week the statutory leave figures assume. Set [0,6] for a " +
      "Monday–Friday employer.",
  })
  @IsOptional()
  @IsArray()
  @ArrayMaxSize(6)
  @IsInt({ each: true })
  @Min(0, { each: true })
  @Max(6, { each: true })
  weekendDays?: number[];

  @ApiPropertyOptional({ minimum: 0, maximum: 24, default: 6 })
  @IsOptional()
  @IsInt()
  @Min(0)
  @Max(24)
  carryOverDeadlineMonths?: number;

  @ApiPropertyOptional({
    default: false,
    description:
      "Whether a request may be approved that takes a balance below zero.",
  })
  @IsOptional()
  @IsBoolean()
  allowNegativeBalance?: boolean;

  @ApiPropertyOptional({ maxLength: 64 })
  @IsOptional()
  @IsString()
  @MaxLength(64)
  statuteReference?: string;
}