'use strict';

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

const auditConst = require('../const/audit').revise;
const smsTypeConst = require('../const/sms_type');

module.exports = app => {
    class ReviseAudit extends app.BaseService {
        /**
         * 构造函数
         *
         * @param {Object} ctx - egg全局变量
         * @return {void}
         */
        constructor(ctx) {
            super(ctx);
            this.tableName = 'revise_audit';
        }

        /**
         * 获取标段审核人信息
         *
         * @param {Number} reviseId - 修订id
         * @param {Number} auditorId - 审核人id
         * @param {Number} times - 第几次审批
         * @returns {Promise<*>}
         */
        async getAuditor(reviseId, auditorId, times = 1) {
            const sql = 'SELECT la.`audit_id`, pa.`name`, pa.`company`, pa.`role`, pa.`mobile`, pa.`telephone`, la.`times`, la.`audit_order`, la.`status`, la.`opinion`, la.`begin_time`, la.`end_time` ' +
                'FROM ?? AS la, ?? AS pa ' +
                'WHERE la.`rid` = ? and la.`audit_id` = ? and la.`times` = ?' +
                '    and la.`audit_id` = pa.`id`';
            const sqlParam = [this.tableName, this.ctx.service.projectAccount.tableName, reviseId, auditorId, times];
            return await this.db.queryOne(sql, sqlParam);
        }

        /**
         * 获取标段审核列表信息
         *
         * @param {Number} reviseId - 修订id
         * @param {Number} times - 第几次审批
         * @returns {Promise<*>}
         */
        async getAuditors(reviseId, times = 1) {
            const sql = 'SELECT la.`audit_id`, la.`times`, la.`audit_order`, la.`status`, la.`opinion`, la.`begin_time`, la.`end_time`,' +
                '    pa.`name`, pa.`company`, pa.`role`, pa.`mobile`, pa.`telephone`' +
                '  FROM ' + this.tableName + ' AS la ' +
                '  INNER JOIN ' + this.ctx.service.projectAccount.tableName + ' AS pa ON la.`rid` = ? and la.`times` = ? and la.`audit_id` = pa.`id`' +
                '  ORDER BY la.`audit_order`';
            const sqlParam = [reviseId, times];
            return await this.db.query(sql, sqlParam);
        }

        /**
         * 获取标段当前审核人
         *
         * @param {Number} reviseId - 修订id
         * @param {Number} times - 第几次审批
         * @returns {Promise<*>}
         */
        async getCurAuditor(reviseId, times = 1) {
            const sql = 'SELECT la.`audit_id`, pa.`name`, pa.`company`, pa.`role`, pa.`mobile`, pa.`telephone`, la.`times`, la.`audit_order`, la.`status`, la.`opinion`, la.`begin_time`, la.`end_time` ' +
                'FROM ?? AS la, ?? AS pa ' +
                'WHERE la.`rid` = ? and la.`status` = ? and la.`times` = ?' +
                '    and la.`audit_id` = pa.`id`';
            const sqlParam = [this.tableName, this.ctx.service.projectAccount.tableName, reviseId, auditConst.status.checking, times];
            return await this.db.queryOne(sql, sqlParam);
        }

        /**
         * 获取最新审核顺序
         *
         * @param {Number} reviseId - 修订id
         * @param {Number} times - 第几次审批
         * @returns {Promise<number>}
         */
        async getNewOrder(reviseId, times = 1) {
            const sql = 'SELECT Max(??) As max_order FROM ?? Where `rid` = ? and `times` = ?';
            const sqlParam = ['audit_order', this.tableName, reviseId, times];
            const result = await this.db.queryOne(sql, sqlParam);
            return result && result.max_order ? result.max_order + 1 : 1;
        }

        /**
         * 新增审核人
         *
         * @param {Object} revise - 修订
         * @param {Number} auditorId - 审核人id
         * @param {Number} times - 第几次审批
         * @returns {Promise<number>}
         */
        async addAuditor(revise, auditorId) {
            const times = revise.times ? revise.times : 1;
            const newOrder = await this.getNewOrder(revise.id, times);
            const data = {
                tender_id: revise.tid,
                audit_id: auditorId,
                times: times,
                audit_order: newOrder,
                status: auditConst.status.uncheck,
                rid: revise.id,
                in_time: new Date(),
            };
            const result = await this.db.insert(this.tableName, data);
            return result.effectRows = 1;
        }

        /**
         * 移除审核人时，同步其后审核人order
         * @param transaction - 事务
         * @param {Number} reviseId - 修订id
         * @param {Number} auditorId - 审核人id
         * @param {Number} times - 第几次审批
         * @returns {Promise<*>}
         * @private
         */
        async _syncOrderByDelete(transaction, reviseId, order, times) {
            this.initSqlBuilder();
            this.sqlBuilder.setAndWhere('rid', {
                value: this.db.escape(reviseId),
                operate: '='
            });
            this.sqlBuilder.setAndWhere('audit_order', {
                value: order,
                operate: '>=',
            });
            this.sqlBuilder.setAndWhere('times', {
                value: times,
                operate: '=',
            });
            this.sqlBuilder.setUpdateData('audit_order', {
                value: 1,
                selfOperate: '-',
            });
            const [sql, sqlParam] = this.sqlBuilder.build(this.tableName, 'update');
            const data = await transaction.query(sql, sqlParam);

            return data;
        }

        /**
         * 移除审核人
         *
         * @param {Object} revise - 修订
         * @param {Number} auditorId - 审核人id
         * @param {Number} times - 第几次审批
         * @returns {Promise<boolean>}
         */
        async deleteAuditor(revise, auditorId) {
            const times = revise.times ? revise.times : 1;
            const transaction = await this.db.beginTransaction();
            try {
                const condition = {rid: revise.id, audit_id: auditorId, times: times};
                const auditor = await this.getDataByCondition(condition);
                if (!auditor) {
                    throw '该审核人不存在';
                }
                await this._syncOrderByDelete(transaction, revise.id, auditor.audit_order, times);
                await transaction.delete(this.tableName, condition);
                await transaction.commit();
            } catch(err) {
                await transaction.rollback();
                throw err;
            }
            return true;
        }

        /**
         * 开始审批
         *
         * @param {Object} revise - 修订
         * @param {Number} times - 第几次审批
         * @returns {Promise<boolean>}
         */
        async start(revise, times = 1) {
            const audit = await this.getDataByCondition({rid: revise.id, times: times, audit_order: 1});
            if (!audit) throw '审核人信息错误';
            const time = new Date();

            // 拷贝备份台账数据
            const [billsHis, posHis] = await this.ctx.service.ledgerRevise.backupReviseHistoryFile(revise);

            const transaction = await this.db.beginTransaction();
            try {
                await transaction.update(this.tableName, {
                    id: audit.id, status: auditConst.status.checking, begin_time: time,
                    bills_file: revise.bills_file, pos_file: revise.pos_file,
                });
                const reviseData = {
                    id: revise.id, status: auditConst.status.checking,
                    bills_file: billsHis, pos_file: posHis,
                };
                if (revise.times === 1) {
                    reviseData.begin_time = time;
                }
                await transaction.update(this.ctx.service.ledgerRevise.tableName, reviseData);

                // 添加短信通知-需要审批提醒功能
                // 下一人
                await this.ctx.helper.sendUserSms(audit.audit_id, smsTypeConst.const.XD,
                    smsTypeConst.judge.approval.toString(), '台帐修订需要您审批，请登录系统处理。');
                // 其他参与人
                const auditList = await this.getAuditors(revise.tid, times);
                const users = this._.pull(this._.map(auditList, 'user_id'), audit.id);
                await this.ctx.helper.sendUserSms(users, smsTypeConst.const.XD,
                    smsTypeConst.judge.result.toString(), '台账修订已上报。');

                await transaction.commit();
            } catch (err) {
                await transaction.rollback();
                throw err;
            }
            return true;
        }

        async _replaceLedgerByRevise(transaction, revise) {
            const sqlParam = [revise.tid];
            await transaction.delete(this.ctx.service.ledger.tableName, {tender_id: revise.tid});
            const bSql = 'Insert Into ' + this.ctx.service.ledger.tableName +
                '  (id, code, b_code, name, unit, source, remark, ledger_id, ledger_pid, level, `order`, full_path, is_leaf,' +
                '     quantity, total_price, unit_price, drawing_code, memo, dgn_qty1, dgn_qty2, deal_qty, deal_tp,' +
                '     sgfh_qty, sgfh_tp, sjcl_qty, sjcl_tp, qtcl_qty, qtcl_tp, node_type, crid, tender_id)' +
                '  Select id, code, b_code, name, unit, source, remark, ledger_id, ledger_pid, level, `order`, full_path, is_leaf,' +
                '      quantity, total_price, unit_price, drawing_code, memo, dgn_qty1, dgn_qty2, deal_qty, deal_tp,' +
                '      sgfh_qty, sgfh_tp, sjcl_qty, sjcl_tp, qtcl_qty, qtcl_tp, node_type, crid, tender_id' +
                '  From ' + this.ctx.service.reviseBills.tableName +
                '  Where `tender_id` = ?';
            await transaction.query(bSql, sqlParam);
            await transaction.delete(this.ctx.service.pos.tableName, {tid: revise.tid});
            const pSql = 'Insert Into ' + this.ctx.service.pos.tableName +
                '  (id, tid, lid, name, drawing_code, quantity, add_stage, add_times, add_user,' +
                '     sgfh_qty, sjcl_qty, qtcl_qty, crid, porder)' +
                '  Select id, tid, lid, name, drawing_code, quantity, add_stage, add_times, add_user,' +
                '     sgfh_qty, sjcl_qty, qtcl_qty, crid, porder' +
                '  From ' + this.ctx.service.revisePos.tableName +
                '  Where `tid` = ?';
            await transaction.query(pSql, sqlParam);
        }

        /**
         * 审批
         * @param {Object} revise - 修订
         * @param {auditConst.status.checked|auditConst.status.checkNo} checkType - 审批结果
         * @param {String} opinion - 审批意见
         * @param {Number} times - 第几次审批
         * @returns {Promise<void>}
         */
        async check(revise, checkType, opinion, times = 1) {
            if (checkType !== auditConst.status.checked && checkType !== auditConst.status.checkNo) throw '提交数据错误';
            const audit = await this.getDataByCondition({rid: revise.id, times: times, status: auditConst.status.checking});
            if (!audit) throw '审核数据错误';

            const transaction = await this.db.beginTransaction();
            try {
                // 整理当前流程审核人状态更新
                const time = new Date();
                // 更新当前审核流程
                await transaction.update(this.tableName, {
                    id: audit.id, status: checkType, opinion: opinion, end_time: time,
                });
                if (checkType === auditConst.status.checked) {
                    const nextAudit = await this.getDataByCondition({rid: revise.id, times: times, audit_order: audit.audit_order + 1});
                    // 无下一审核人表示，审核结束
                    if (nextAudit) {
                        await transaction.update(this.tableName, {id: nextAudit.id, status: auditConst.status.checking, begin_time: time});

                        // 短信通知-需要审批提醒功能
                        // 下一人
                        await this.ctx.helper.sendUserSms(nextAudit.user_id, smsTypeConst.const.XD,
                            smsTypeConst.judge.approval.toString(), '台帐修订需要您审批，请登录系统处理。');
                        // 其他参与人
                        const auditList = await this.getAuditors(revise.tid, times);
                        const users = this._.pull(this._.map(auditList, 'user_id'), audit.id);
                        users.push(revise.uid);
                        await this.ctx.helper.sendUserSms(users, smsTypeConst.const.XD,
                            smsTypeConst.judge.result.toString(), '台账修订审批通过。');
                    } else {
                        // 同步修订信息
                        await transaction.update(this.ctx.service.ledgerRevise.tableName, {id: revise.id, status: checkType, end_time: time});
                        // 拷贝修订数据至台账
                        await this._replaceLedgerByRevise(transaction, revise);
                        const sum = await this.ctx.service.reviseBills.addUp({tender_id: revise.tid, is_leaf: true});
                        await transaction.update(this.ctx.service.tender.tableName, {
                            id: revise.tid, total_price: sum.total_price, deal_tp: sum.deal_tp
                        });

                        // 短信通知-审批通过提醒功能
                        // 下一人
                        const msg = '台账修订审批通过，请登录系统处理。';
                        await this.ctx.helper.sendUserSms(revise.uid, smsTypeConst.const.XD,
                            smsTypeConst.judge.result.toString(), msg);
                        // 其他参与人
                        const auditList = await this.getAuditors(revise.tid, times);
                        const users = this._.pull(this._.map(auditList, 'user_id'), audit.id);
                        await this.ctx.helper.sendUserSms(users, smsTypeConst.const.XD,
                            smsTypeConst.judge.result.toString(), '台账修订审批通过。');
                    }
                } else {
                    // 同步修订信息
                    await transaction.update(this.ctx.service.ledgerRevise.tableName, {id: revise.id, times: times+1, status: checkType});
                    // 拷贝新一次审核流程列表
                    const auditors = await this.getAllDataByCondition({
                        where: {rid: revise.id, times: times},
                        columns: ['tender_id', 'rid', 'audit_order', 'audit_id']
                    });
                    for (const a of auditors) {
                        a.times = times + 1;
                        a.status = auditConst.status.uncheck;
                        a.in_time = time;
                    }
                    await transaction.insert(this.tableName, auditors);

                    // 短信通知-审批退回提醒功能
                    // 下一人
                    await this.ctx.helper.sendUserSms(revise.uid, smsTypeConst.const.XD,
                        smsTypeConst.judge.result.toString(), '台账修订审批退回，请登录系统处理。');
                    // 其他参与人
                    await this.ctx.helper.sendUserSms(this._.map(auditors, 'user_id'),
                        smsTypeConst.const.XD, smsTypeConst.judge.result.toString(), '台账修订审批退回。');
                }

                await transaction.commit();
            } catch (err) {
                await transaction.rollback();
                throw err;
            }
        }

        /**
         * 获取审核人需要审核的标段列表
         *
         * @param auditorId
         * @returns {Promise<*>}
         */
        async getAuditRevise(auditorId) {
            const sql = 'SELECT ra.`audit_id`, ra.`times`, ra.`audit_order`, ra.`begin_time`, ra.`end_time`,' +
                '    r.id, r.corder, r.uid, r.status, r.content,' +
                '    t.id As t_id, t.`name` As t_name, t.`project_id` As t_pid, t.`type` As t_type, t.`user_id` As t_uid, t.`status` As t_status, ' +
                '    p.name As audit_name, p.role As audit_role, p.company As audit_company' +
                '  FROM ' + this.tableName + ' AS ra' +
                '  Left Join ' + this.ctx.service.ledgerRevise.tableName + ' As r On ra.rid = r.id' +
                '  Left Join '+ this.ctx.service.tender.tableName +' AS t On r.tid = t.id' +
                '  Left Join ' + this.ctx.service.projectAccount.tableName + ' As p On ra.audit_id = p.id' +
                '  WHERE ((ra.`audit_id` = ? and ra.`status` = ?) OR' +
                '    (r.`uid` = ? and r.`status` = ? and ra.`status` = ? and ra.`times` = (r.`times`-1)))';
            const sqlParam = [auditorId, auditConst.status.checking, auditorId, auditConst.status.checkNo, auditConst.status.checkNo];
            return await this.db.query(sql, sqlParam);
        }

        /**
         * 获取 某时间后 审批进度 更新的台账
         * @param {Integer} projectId - 项目id
         * @param {Integer} auditorId - 查询人id
         * @param {Date} noticeTime - 查询事件
         * @returns {Promise<*>}
         */
        async getNoticeRevise(projectId, auditorId, noticeTime) {
            const sql = 'SELECT ra.`audit_id`, ra.`times`, ra.`audit_order`, ra.`end_time`, ra.`status`,' +
                '    r.id, r.corder, r.uid, r.status, r.content, ' +
                '    t.`id` As t_id, t.`name` As t_name, t.`project_id` As t_pid, t.`type` As t_type, t.`user_id` As t_uid, ' +
                '    pa.name As `ru_name`, pa.role As `ru_role`, pa.company As `ru_company`' +
                '  FROM ' + this.tableName + ' As ra' +
                '  LEFT JOIN ' + this.ctx.service.ledgerRevise.tableName + ' As r ON ra.rid = r.id' +
                '  LEFT JOIN ' + this.ctx.service.tender.tableName + ' As t ON r.`tid` = t.`id`' +
                '  LEFT JOIN ' + this.ctx.service.projectAccount.tableName + ' As pa ON ra.`audit_id` = pa.`id`' +
                '  WHERE ra.audit_id <> ? and ra.end_time > ? and t.project_id = ?' +
                '  GROUP By t.`id`' +
                '  ORDER By ra.`end_time`';
            const sqlParam = [auditorId, noticeTime, projectId];
            return await this.db.query(sql, sqlParam);
        }
    }

    return ReviseAudit;
};