'use strict';

/**
 *
 *
 * @author Mai
 * @date
 * @version
 */

const auditConst = require('../const/audit').ledger;
const messageType = require('../const/message_type');
const scPermission = require('../const/schedule').permission;

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* tenderCheck(next) {
        try {
            // 读取标段数据
            const tender = { id: parseInt(this.params.id) };
            if (!tender.id) {
                throw '当前未打开标段';
            }
            tender.data = yield this.service.tender.getTender(tender.id);
            if (!tender.data) {
                throw '标段数据错误';
            }
            if (!tender.data.measure_type) {
                throw '请先选择计量模式';
            }
            tender.info = yield this.service.tenderInfo.getTenderInfo(tender.id);
            if (!tender.data.ledger_status) {
                tender.data.ledger_status = auditConst.status.uncheck;
            }
            tender.auditLedgerConst = auditConst;
            if (!tender.data.ledger_times) {
                tender.data.ledger_times = 1;
            }
            if (tender.data.project_id !== this.session.sessionProject.id) {
                throw '您无权查看该项目';
            }
            tender.his = tender.data.ledger_status === auditConst.status.checkNo
                ? yield this.service.ledgerHistory.getDataById(tender.data.his_id)
                : null;
            const accountId = this.session.sessionUser.accountId;
            const advanceAuditors = yield this.service.advanceAudit.getAllAuditors(tender.id);
            const advanceAuditorsId = this.helper._.map(advanceAuditors, 'audit_id');
            const times = tender.data.ledger_status === auditConst.status.checkNo ? tender.data.ledger_times - 1 : tender.data.ledger_times;
            const auditors = yield this.service.ledgerAudit.getAuditors(tender.id, times);
            const auditorsId = this.helper._.map(auditors, 'audit_id');
            const stageAuditors = yield this.service.stageAudit.getAllAuditors(tender.id);
            const stageAuditorsId = this.helper._.map(stageAuditors, 'aid');
            const changeAuditors = yield this.service.changeAudit.getAllAuditors(tender.id);
            const changeAuditorsId = this.helper._.map(changeAuditors, 'uid');
            const reviseAuditors = yield this.service.reviseAudit.getAllAuditors(tender.id);
            const reviseAuditorsId = this.helper._.map(reviseAuditors, 'audit_id');
            const materialAuditors = yield this.service.materialAudit.getAllAuditors(tender.id);
            const materialAuditorsId = this.helper._.map(materialAuditors, 'aid');
            const tenderPermission = this.session.sessionUser.permission ? this.session.sessionUser.permission.tender : null;
            const isTenderTourist = yield this.service.tenderTourist.getDataByCondition({ tid: tender.id, user_id: accountId });
            // 判断访问人是否具有游客身份
            tender.isTourist = isTenderTourist !== null;
            // 游客权限
            tender.touristPermission = yield this.service.tenderTourist.getTouristPermission(isTenderTourist);
            if (auditorsId.indexOf(accountId) === -1 && tender.data.user_id !== accountId &&
                (tenderPermission === null || tenderPermission === undefined || tenderPermission.indexOf('2') === -1) &&
                stageAuditorsId.indexOf(accountId) === -1 && changeAuditorsId.indexOf(accountId) === -1 &&
                reviseAuditorsId.indexOf(accountId) === -1 && materialAuditorsId.indexOf(accountId) === -1 &&
                advanceAuditorsId.indexOf(accountId) === -1 && !this.session.sessionUser.is_admin && !isTenderTourist) {
                throw '您无权查看该项目';
            }

            tender.ledgerReadOnly = this.session.sessionUser.accountId !== tender.data.user_id ||
                tender.data.ledger_status === auditConst.status.checking || tender.data.ledger_status === auditConst.status.checked;
            tender.advanceAuditorsId = advanceAuditorsId;
            tender.ledgerUsers = tender.ledger_status === auditConst.status.uncheck ? [tender.data.user_id] : [tender.data.user_id, ...auditorsId];
            this.tender = tender;
            // this.session.sessionProject.page_show = yield this.service.project.getPageshow(this.session.sessionProject.id);
            // 投资进度权限获取
            let schedule_permission = scPermission.no;
            if (this.session.sessionUser.accountId === tender.data.user_id) {
                schedule_permission = scPermission.edit;
            } else {
                const scheduleUser = yield this.service.scheduleAudit.getDataByCondition({ tid: tender.id, audit_id: this.session.sessionUser.accountId });
                if (scheduleUser) {
                    if (tender.isTourist && scheduleUser.permission === scPermission.no) {
                        schedule_permission = scPermission.show;
                    } else {
                        schedule_permission = scheduleUser.permission;
                    }
                } else if (tender.isTourist) {
                    schedule_permission = scPermission.show;
                }
            }
            tender.schedule_permission = schedule_permission;
            yield next;
        } catch (err) {
            // 输出错误到日志
            if (err.stack) {
                this.logger.error(err);
            } else {
                this.session.message = {
                    type: messageType.ERROR,
                    icon: 'exclamation-circle',
                    message: err,
                };
                this.getLogger('fail').info(JSON.stringify({
                    error: err,
                    project: this.session.sessionProject,
                    user: this.session.sessionUser,
                    body: this.session.body,
                }));
            }
            if (this.helper.isAjax(this.request)) {
                if (err.stack) {
                    this.body = {err: 4, msg: '标段数据未知错误', data: null};
                } else {
                    this.body = {err: 3, msg: err.toString(), data: null};
                }
            } else {
                if (this.helper.isWap(this.request)) {
                    this.redirect('/wap/list');
                } else {
                    err === '您无权查看该内容' ? this.redirect(this.request.headers.referer) : this.redirect('/list');
                }
            }
        }
    };
};