import request from '@/utils/request';

export interface JobParamField {
	key: string;
	label: string;
	type: 'number' | 'string';
	min?: number;
	max?: number;
	placeholder?: string;
}

/** 频率类型：每N分钟 / 每N小时 / 每天 / 每周 / 每月 / 自定义 cron */
export type FreqType = 'minute' | 'hour' | 'day' | 'week' | 'month' | 'custom';

/** 频率配置（字段按 freqType 取用） */
export interface FreqConfig {
	/** minute/hour：间隔数量 */
	interval?: number;
	/** hour：每小时的第几分钟 */
	minute?: number;
	/** day/week/month：执行时间点 HH:mm */
	times?: string[];
	/** week：星期，0=周日 ... 6=周六 */
	weekdays?: number[];
	/** month：日期 1-31 */
	days?: number[];
	/** custom：自定义 cron 表达式 */
	expression?: string;
}

export interface JobItem {
	id: number;
	jobKey: string;
	jobName: string;
	cronExpression: string;
	freqType: FreqType;
	freqConfig: FreqConfig;
	cronDescription?: string | null;
	params: Record<string, any>;
	retryTimes: number;
	retryInterval: number;
	status: number;
	remark?: string;
	lastRunAt?: string | null;
	lastRunStatus?: number | null;
	lastRunCostMs?: number | null;
	lastError?: string | null;
	createdAt?: string;
	updatedAt?: string;
	description?: string;
	paramFields?: JobParamField[];
	registered: boolean;
	nextRunTime?: string | null;
}

export interface JobLogItem {
	id: number;
	jobId: number;
	jobKey: string;
	jobName: string;
	triggerType: number;
	status: number;
	attempt: number;
	startedAt?: string | null;
	finishedAt?: string | null;
	costMs?: number | null;
	message?: string | null;
	errorStack?: string | null;
	createdAt?: string | null;
}

export interface JobRunResult {
	status: number;
	message: string;
	costMs: number;
	attempt: number;
}

export interface JobQuery {
	page?: number;
	pageSize?: number;
	jobName?: string;
	status?: number;
}

export interface JobLogQuery {
	page?: number;
	pageSize?: number;
	status?: number;
	triggerType?: number;
	startDate?: string;
	endDate?: string;
}

export interface UpdateJobPayload {
	freqType: FreqType;
	freqConfig: FreqConfig;
	params: Record<string, any>;
	retryTimes: number;
	retryInterval: number;
	remark?: string;
}

/** 频率预览结果：由后端由频率配置推导 cron、中文描述与未来执行时间 */
export interface CronPreviewResult {
	valid: boolean;
	error?: string | null;
	cronExpression?: string | null;
	description?: string | null;
	nextRuns: string[];
}

export interface JobListResult {
	list: JobItem[];
	total: number;
	page: number;
	pageSize: number;
}

export interface JobLogListResult {
	list: JobLogItem[];
	total: number;
	page: number;
	pageSize: number;
}

export const jobApi = {
	getJobList: (params: JobQuery) =>
		request.get<JobListResult>('/jobs', { params }),

	updateJob: (id: number, data: UpdateJobPayload) =>
		request.put<JobItem>(`/jobs/${id}`, data),

	/** 频率预览：人性化配置 → cron / 中文描述 / 未来 5 次执行时间 */
	previewCron: (data: { freqType: FreqType; freqConfig: FreqConfig }) =>
		request.post<CronPreviewResult>('/jobs/cron/preview', data),

	changeJobStatus: (id: number, status: 0 | 1) =>
		request.put<JobItem>(`/jobs/${id}/status`, { status }),

	runJob: (id: number) =>
		request.post<JobRunResult>(`/jobs/${id}/run`),

	getJobLogs: (id: number, params: JobLogQuery) =>
		request.get<JobLogListResult>(`/jobs/${id}/logs`, { params }),

	clearJobLogs: (days = 90) =>
		request.delete<{ deleted: number }>('/jobs/logs/clear', { params: { days } }),
};