'use strict';

/**
 *
 *
 * @author Ellisran
 * @date 2020/10/15
 * @version
 */

const status = require('../const/audit').flow.status;
const shenpiConst = require('../const/shenpi');
const _ = require('lodash');

module.exports = options => {
    /**
     * 标段校验 中间件
     * 1. 读取标段数据（包括属性）
     * 2. 检验用户是否可见标段（不校验具体权限）
     *
     * @param {function} next - 中间件继续执行的方法
     * @return {void}
     */
    return function* changeAuditCheck(next) {
        try {
            // 获取revise
            const cid = this.params.cid || this.request.body.cid;
            if (!cid) {
                throw '您访问的变更令不存在';
            }
            const change = yield this.service.change.getDataByCondition({ cid });
            if (!change) throw '变更令数据有误';
            if ((change.status === status.uncheck || change.status === status.back || change.status === status.revise) && this.tender.info.shenpi.change !== shenpiConst.sp_status.sqspr) {
                const shenpi_status = this.tender.info.shenpi.change;
                // 进一步比较审批流是否与审批流程设置的相同，不同则替换为固定审批流或固定的终审
                const auditList = yield this.service.changeAudit.getAllDataByCondition({ where: { cid: change.cid, times: change.times }, orders: [['usort', 'asc']] });
                auditList.shift();
                const auditIdList = _.map(auditList, 'uid');
                if (shenpi_status === shenpiConst.sp_status.gdspl) {
                    const shenpiList = yield this.service.shenpiAudit.getAllDataByCondition({ where: { tid: this.tender.id, sp_type: shenpiConst.sp_type.change, sp_status: shenpi_status } });
                    const shenpiIdList = _.map(shenpiList, 'audit_id');
                    // 判断2个id数组是否相同，不同则删除原审批流，切换成固定的审批流
                    if (!_.isEqual(auditIdList, shenpiIdList)) {
                        yield this.service.changeAudit.updateNewAuditList(change, shenpiIdList);
                    }
                } else if (shenpi_status === shenpiConst.sp_status.gdzs) {
                    const shenpiInfo = yield this.service.shenpiAudit.getDataByCondition({ tid: this.tender.id, sp_type: shenpiConst.sp_type.change, sp_status: shenpi_status });
                    // 判断最后一个id是否与固定终审id相同，不同则删除原审批流中如果存在的id和添加终审
                    if (shenpiInfo && shenpiInfo.audit_id !== _.last(auditIdList)) {
                        yield this.service.changeAudit.updateLastAudit(change, auditList, shenpiInfo.audit_id);
                    } else if (!shenpiInfo) {
                        // 不存在终审人的状态下这里恢复为授权审批人
                        this.tender.info.shenpi.change = shenpiConst.sp_status.sqspr;
                    }
                }
            }
            yield next;
        } catch (err) {
            console.log(err);
            // 输出错误到日志
            if (err.stack) {
                this.logger.error(err);
            } else {
                this.getLogger('fail').info(JSON.stringify({
                    error: err,
                    project: this.session.sessionProject,
                    user: this.session.sessionUser,
                    body: this.session.body,
                }));
            }
            // 重定向值标段管理
            this.redirect(this.request.headers.referer);
        }
    };
};