'use strict';
const schedule = require('node-schedule')
const moment = require('moment');
const initJob = require('./initJob');
// 新增采集任务
function addAcquisitionTask(app) {
    return async function (ctx, next) {

        const models = ctx.fs.dc.models;
        try {
            const { taskName } = ctx.request.body
            const checkName = await models.AcquisitionTask.findOne({ where: { taskName, taskName } });
            if (checkName) {
                ctx.status = 400;
                ctx.body = { message: '该采集任务名称已存在' }
            } else {
                let rslt = ctx.request.body;
                await models.AcquisitionTask.create(Object.assign({}, rslt))
                let task = await models.AcquisitionTask.findOne({ where: { taskName } })

                //新增采集任务 更新采集定时任务状态
                const job = await initJob(app, task)
                if (app.fs.schedule['taskJobs'][task.id]) schedule.cancelJob(app.fs.schedule['taskJobs'][task.id])
                app.fs.schedule['taskJobs'][task.id] = job

                ctx.status = 200;
                ctx.body = { message: '新建采集任务成功' }
            }
        } catch (error) {
            ctx.fs.logger.error(`path: ${ctx.path}, error: ${error}`);
            ctx.status = 400;
            ctx.body = { message: '新建采集任务失败' }
        }
    }
}

function getAcquisitionTask(opts) {
    return async function (ctx, next) {

        const models = ctx.fs.dc.models;
        const { page, limit, taskName } = ctx.query;
        let errMsg = { message: '获取采集任务失败' }
        const Op = ctx.fs.dc.ORM.Op;
        try {
            let searchWhere = {}
            let option = {
                where: searchWhere,
                order: [["id", "desc"]],
                include: [{
                    model: models.DataSource,
                    include: [{
                        model: models.Adapter,
                    }]
                }]
            }

            if (taskName) {
                searchWhere.$or = [
                    { taskName: { $iLike: `%${taskName}%` } },
                    { '$dataSource.name$': { $iLike: `%${taskName}%` } },
                ]
            }

            option.where = searchWhere

            let limit_ = limit || 10;
            let page_ = page || 1;
            let offset = (page_ - 1) * limit_;
            if (limit && page) {
                option.limit = limit_
                option.offset = offset
            }

            const res = await models.AcquisitionTask.findAndCount(option);
            ctx.status = 200;
            ctx.body = res;
        } catch (error) {
            ctx.fs.logger.error(`path: ${ctx.path}, error: ${error}`);
            ctx.status = 400;
            ctx.body = errMsg
        }
    }
}

// 修改采集任务
function editAcquisitionTask(app) {
    return async function (ctx, next) {

        try {
            const models = ctx.fs.dc.models;
            const { id } = ctx.params;
            const body = ctx.request.body;
            const { taskName } = ctx.request.body
            const checkName = await models.AcquisitionTask.findOne({ where: { id: { $not: id }, taskName, taskName } });
            if (checkName) {
                ctx.status = 400;
                ctx.body = { message: '该采集任务名称已存在' }
            } else {
                await models.AcquisitionTask.update(
                    body,
                    { where: { id: id, } }
                )
                const task = await models.AcquisitionTask.findOne({ where: { id: id } });

                //编辑采集任务 更新采集定时任务状态
                if ((task.enabled && (body.cron || body.enabled))) {
                    const job = await initJob(app, task)
                    if (app.fs.schedule['taskJobs'][id]) schedule.cancelJob(app.fs.schedule['taskJobs'][id])
                    app.fs.schedule['taskJobs'][id] = job
                } else if (!task.enabled) {
                    if (app.fs.schedule['taskJobs'][id]) {
                        schedule.cancelJob(app.fs.schedule['taskJobs'][id])
                    }
                }

                ctx.status = 204;
                ctx.body = { message: '修改采集任务成功' }
            }
        } catch (error) {
            ctx.fs.logger.error(`path: ${ctx.path}, error: ${error}`);
            ctx.status = 400;
            ctx.body = { message: '修改采集任务失败' }
        }
    }
}

// 删除采集任务
function deleteAcquisitionTask(app) {
    return async function (ctx, next) {

        try {
            const models = ctx.fs.dc.models;
            const { id } = ctx.params;
            const task = await models.AcquisitionTask.destroy({
                where: {
                    id: id
                }
            })
            //删除任务 取消定时任务job
            if (task) {
                if (app.fs.schedule['taskJobs'][id]) {
                    schedule.cancelJob(app.fs.schedule['taskJobs'][id])
                }
            }

            ctx.status = 204;
            ctx.body = { message: '删除采集任务成功' }
        } catch (error) {
            ctx.fs.logger.error(`path: ${ctx.path}, error: ${error}`);
            ctx.status = 400;
            ctx.body = { message: '删除采集任务失败' }
        }
    }
}

module.exports = {
    addAcquisitionTask,
    getAcquisitionTask,
    editAcquisitionTask,
    deleteAcquisitionTask
}