import { IsNotEmpty, IsOptional, IsString, IsInt, IsObject, Min, Max, MaxLength } from "class-validator";

/** 频率配置：字段按 freqType 取用，由 util/cron_schedule 统一校验与翻译 */
export class UpdateJobDTO {
	@IsString()
	@IsNotEmpty({ message: "频率类型不能为空" })
	@MaxLength(16, { message: "频率类型非法" })
	freqType!: string;

	@IsOptional()
	@IsObject()
	freqConfig?: Record<string, any>;

	@IsOptional()
	@IsObject()
	params?: Record<string, any>;

	@IsInt()
	@Min(0, { message: "重试次数不能小于 0" })
	@Max(5, { message: "重试次数不能超过 5" })
	retryTimes!: number;

	@IsInt()
	@Min(10, { message: "重试间隔不能小于 10 秒" })
	@Max(3600, { message: "重试间隔不能超过 3600 秒" })
	retryInterval!: number;

	@IsOptional()
	@IsString()
	@MaxLength(255, { message: "备注最大 255 字符" })
	remark?: string;
}

/** 频率预览入参：只传频率配置，cron 与下次执行时间由后端计算 */
export class CronPreviewDTO {
	@IsString()
	@IsNotEmpty({ message: "频率类型不能为空" })
	@MaxLength(16, { message: "频率类型非法" })
	freqType!: string;

	@IsOptional()
	@IsObject()
	freqConfig?: Record<string, any>;
}

export class JobStatusDTO {
	@IsInt()
	@Min(0, { message: "状态值非法" })
	@Max(1, { message: "状态值非法" })
	status!: number;
}

export class JobLogQueryDTO {
	@IsOptional()
	@IsInt()
	@Min(1)
	page?: number = 1;

	@IsOptional()
	@IsInt()
	@Min(1)
	@Max(200, { message: "分页大小不能超过 200 条" })
	pageSize?: number = 10;

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

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

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

	@IsOptional()
	@IsString()
	endDate?: string;
}