import {
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App,
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Config,
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Inject,
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Logger,
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Provide,
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Scope,
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ScopeEnum,
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} from '@midwayjs/core';
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import { BaseService } from '@cool-midway/core';
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import { InjectEntityModel } from '@midwayjs/typeorm';
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import { Equal, LessThan, Repository } from 'typeorm';
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import { TaskInfoEntity } from '../entity/info';
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import { TaskLogEntity } from '../entity/log';
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import { ILogger } from '@midwayjs/logger';
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import * as _ from 'lodash';
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import { Utils } from '../../../comm/utils';
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import { TaskInfoQueue } from '../queue/task';
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import { IMidwayApplication } from '@midwayjs/core';
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import * as moment from 'moment';
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/**
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* 任务
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*/
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@Provide()
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@Scope(ScopeEnum.Request, { allowDowngrade: true })
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export class TaskBullService extends BaseService {
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@InjectEntityModel(TaskInfoEntity)
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taskInfoEntity: Repository<TaskInfoEntity>;
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@Logger()
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logger: ILogger;
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@InjectEntityModel(TaskLogEntity)
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taskLogEntity: Repository<TaskLogEntity>;
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@Inject()
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taskInfoQueue: TaskInfoQueue;
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@App()
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app: IMidwayApplication;
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@Inject()
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utils: Utils;
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@Config('task.log.keepDays')
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keepDays: number;
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/**
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* 停止任务
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* @param id
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*/
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async stop(id) {
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const task = await this.taskInfoEntity.findOneBy({ id: Equal(id) });
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if (task) {
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const result = await this.taskInfoQueue.getJobSchedulers();
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const job = _.find(result, e => {
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return e.key == task.jobId;
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});
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if (job) {
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await this.taskInfoQueue.removeJobScheduler(job.key);
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}
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task.status = 0;
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await this.taskInfoEntity.update(task.id, task);
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await this.updateNextRunTime(task.jobId);
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}
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}
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/**
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* 移除任务
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* @param taskId
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*/
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async remove(taskId) {
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const info = await this.taskInfoEntity.findOneBy({ id: Equal(taskId) });
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const result = await this.taskInfoQueue.getJobSchedulers();
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const job = _.find(result, { key: info?.jobId });
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if (job) {
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await this.taskInfoQueue.removeJobScheduler(job.key);
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}
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}
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/**
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* 开始任务
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* @param id
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* @param type
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*/
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async start(id, type?) {
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const task = await this.taskInfoEntity.findOneBy({ id: Equal(id) });
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task.status = 1;
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if (type || type == 0) {
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task.type = type;
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}
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await this.addOrUpdate(task);
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}
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/**
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* 手动执行一次
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* @param id
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*/
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async once(id) {
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const task = await this.taskInfoEntity.findOneBy({ id: Equal(id) });
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if (task) {
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await this.taskInfoQueue.add(
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{
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...task,
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isOnce: true,
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},
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{
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jobId: task.jobId,
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removeOnComplete: true,
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removeOnFail: true,
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}
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);
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}
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}
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/**
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* 检查任务是否存在
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* @param jobId
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*/
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async exist(jobId) {
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const info = await this.taskInfoEntity.findOneBy({ jobId: Equal(jobId) });
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if (!info) {
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return false;
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}
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const result = await this.taskInfoQueue.getJobSchedulers();
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const job = _.find(result, e => {
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return e.key == info.jobId;
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});
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return !!job;
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}
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/**
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* 新增或修改
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* @param params
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*/
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async addOrUpdate(params) {
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delete params.repeatCount;
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let repeatConf, jobId;
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await this.getOrmManager().transaction(async transactionalEntityManager => {
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if (params.taskType === 0) {
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params.limit = null;
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params.every = null;
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} else {
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params.cron = null;
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}
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await transactionalEntityManager.save(TaskInfoEntity, params);
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if (params.status === 1) {
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const exist = await this.exist(params.jobId);
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if (exist) {
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await this.remove(params.id);
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}
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const { every, limit, startDate, endDate, cron } = params;
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const repeat = {
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every,
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limit,
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jobId: params.jobId,
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startDate,
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endDate,
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cron,
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};
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await this.utils.removeEmptyP(repeat);
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const result = await this.taskInfoQueue.add(params, {
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jobId: params.jobId,
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removeOnComplete: true,
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removeOnFail: true,
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repeat,
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});
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if (!result?.repeatJobKey) {
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throw new Error('任务添加失败，请检查任务配置');
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}
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jobId = result.repeatJobKey;
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repeatConf = result.opts;
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}
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});
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if (params.status === 1) {
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await this.updateNextRunTime(params.jobId);
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await this.taskInfoEntity.update(params.id, {
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repeatConf: JSON.stringify(repeatConf.repeat),
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status: 1,
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jobId,
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});
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}
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}
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/**
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* 删除
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* @param ids
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*/
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async delete(ids) {
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let idArr;
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if (ids instanceof Array) {
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idArr = ids;
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} else {
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idArr = ids.split(',');
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}
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for (const id of idArr) {
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const task = await this.taskInfoEntity.findOneBy({ id });
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const exist = await this.exist(task.jobId);
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if (exist) {
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this.stop(task.id);
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}
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await this.taskInfoEntity.delete({ id });
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await this.taskLogEntity.delete({ taskId: id });
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}
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}
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/**
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* 保存任务记录，成功任务每个任务保留最新20条日志，失败日志不会删除
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* @param task
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* @param status
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* @param detail
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*/
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async record(task, status, detail?) {
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const info = await this.taskInfoEntity.findOneBy({
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id: Equal(task.id),
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});
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if (!info) {
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return;
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}
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await this.taskLogEntity.save({
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taskId: info.id,
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status,
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detail: detail || '',
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});
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// 删除时间超过20天的日志
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await this.taskLogEntity.delete({
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taskId: info.id,
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createTime: LessThan(moment().subtract(this.keepDays, 'days').toDate()),
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});
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}
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/**
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* 初始化任务
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*/
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async initTask() {
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try {
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await this.utils.sleep(3000);
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this.logger.info('init task....');
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const runningTasks = await this.taskInfoEntity.findBy({ status: 1 });
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if (!_.isEmpty(runningTasks)) {
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for (const task of runningTasks) {
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const job = await this.exist(task.jobId); // 任务已存在就不添加
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if (!job) {
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this.logger.info(`init task ${task.name}`);
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await this.addOrUpdate(task);
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}
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}
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}
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} catch (e) {}
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}
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/**
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* 任务ID
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* @param jobId
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*/
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async getNextRunTime(jobId) {
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let nextRunTime;
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const result = await this.taskInfoQueue.getJobSchedulers();
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const task = _.find(result, e => {
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return e.key === jobId;
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});
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if (task) {
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nextRunTime = new Date(task.next);
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}
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return nextRunTime;
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}
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/**
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* 更新下次执行时间
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* @param jobId
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*/
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async updateNextRunTime(jobId) {
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const nextRunTime = await this.getNextRunTime(jobId);
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if (!nextRunTime) {
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return;
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}
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await this.taskInfoEntity.update(
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{ jobId },
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{
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nextRunTime,
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}
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);
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}
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/**
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* 详情
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* @param id
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* @returns
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*/
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async info(id: any): Promise<any> {
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const info = await this.taskInfoEntity.findOneBy({ id });
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return {
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...info,
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repeatCount: info.limit,
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};
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}
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/**
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* 刷新任务状态
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*/
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async updateStatus(jobId: number) {
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const task = await this.taskInfoEntity.findOneBy({ id: jobId });
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if (!task) {
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return;
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}
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const result = await this.taskInfoQueue.getJobSchedulers();
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const job = _.find(result, { key: task.jobId });
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if (!job) {
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return;
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}
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const nextTime = await this.getNextRunTime(task.jobId);
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if (task) {
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task.nextRunTime = nextTime;
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await this.taskInfoEntity.update(task.id, task);
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}
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}
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/**
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* 调用service
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* @param serviceStr
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*/
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async invokeService(serviceStr) {
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if (serviceStr) {
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const arr = serviceStr.split('.');
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const service = await this.app
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.getApplicationContext()
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.getAsync(_.lowerFirst(arr[0]));
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for (let i = 1; i < arr.length; i++) {
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const child = arr[i];
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if (child.includes('(')) {
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const [methodName, paramsStr] = child.split('(');
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const params = paramsStr
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.replace(')', '')
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.split(',')
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.map(param => param.trim());
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if (params.length === 1 && params[0] === '') {
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return service[methodName]();
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} else {
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const parsedParams = params.map(param => {
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try {
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return JSON.parse(param);
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} catch (e) {
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return param; // 如果不是有效的JSON,则返回原始字符串
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}
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});
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return service[methodName](...parsedParams);
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}
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}
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}
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}
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}
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}
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