'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* changeCheck(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 });
            // 读取原报、审核人数据
            change.auditors = yield this.service.changeAudit.getListGroupByTimes(change.cid, change.times);
            change.curAuditor = yield this.service.changeAudit.getCurAuditor(change.cid, change.times);

            if (!change) throw '变更令数据有误';
            // 权限相关
            // todo 校验权限 （变更参与人）
            const accountId = this.session.sessionUser.accountId,
                auditorIds = _.map(change.auditors, 'uid'),
                shareIds = [];
            const permission = this.session.sessionUser.permission;
            if (accountId === change.uid) { // 原报
                if (change.curAuditor) {
                    change.readOnly = change.curAuditor.uid !== accountId;
                } else {
                    change.readOnly = change.status !== status.uncheck && change.status !== status.back && change.status !== status.revise;
                }
            } else if (this.tender.isTourist) {
                change.readOnly = true;
            } else if (auditorIds.indexOf(accountId) !== -1) { // 审批人
                if (change.status === status.uncheck) {
                    throw '您无权查看该数据';
                }
                change.readOnly = true;
            } else if (shareIds.indexOf(accountId) !== -1 || (permission !== null && permission.tender !== undefined && permission.tender.indexOf('2') !== -1)) { // 分享人
                if (change.status === status.uncheck) {
                    throw '您无权查看该数据';
                }
                change.readOnly = true;
            } else { // 其他不可见
                throw '您无权查看该数据';
            }
            this.change = change;
            if ((change.status === status.uncheck || change.status === status.back || change.status === status.revise) && change.tp_decimal !== this.tender.info.decimal.tp) {
                this.change.tp_decimal = this.tender.info.decimal.tp;
                yield this.service.change.updateDecimalAndTp();
            }
            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);
        }
    };
};