'use strict';

/**
 *
 *
 * @author Mai
 * @date 2019/2/27
 * @version
 */

const auditConst = require('../const/audit').financial;
const auditType = require('../const/audit').auditType;
const shenpiConst = require('../const/shenpi');
const pushType = require('../const/audit').pushType;

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

        async getAuditorGroup(fpId, times) {
            const auditors = await this.getAuditors(fpId, times); // 全部参与的审批人
            return this.ctx.helper.groupAuditors(auditors, 'order', true);
        }

        async getUserGroup(fpId, times) {
            const group = await this.getAuditorGroup(fpId, times);
            const sql =
                'SELECT pa.`id` As aid, pa.`name`, pa.`company`, pa.`role`, ? As times, ? As fpid, 0 As `order`, 1 As audit_type, 0 As audit_order' +
                '  FROM ' + this.ctx.service.financialPay.tableName + ' As s' +
                '  LEFT JOIN ' + this.ctx.service.projectAccount.tableName + ' As pa' +
                '  ON s.uid = pa.id' +
                '  WHERE s.id = ?';
            const sqlParam = [times, fpId, fpId];
            const user = await this.db.queryOne(sql, sqlParam);
            user.audit_order = 0;
            group.unshift([ user ]);
            return group;
        }

        async getUniqUserGroup(fpId, times) {
            const group = await this.getAuditorGroup(fpId, times);
            const sql =
                'SELECT pa.`id` As aid, pa.`name`, pa.`company`, pa.`role`, ? As times, ? As fpid, 0 As `order`, 1 As audit_type, 0 As audit_order' +
                '  FROM ' + this.ctx.service.financialPay.tableName + ' As s' +
                '  LEFT JOIN ' + this.ctx.service.projectAccount.tableName + ' As pa' +
                '  ON s.uid = pa.id' +
                '  WHERE s.id = ?';
            const sqlParam = [times, fpId, fpId];
            const user = await this.db.queryOne(sql, sqlParam);
            user.audit_order = 0;
            group.unshift([ user ]);
            return this.ctx.helper.groupAuditorsUniq(group);
        }

        async getAuditorHistory(fpId, times, reverse = false) {
            const history = [];
            if (times >= 1) {
                for (let i = 1; i <= times; i++) {
                    const auditors = await this.getAuditors(fpId, i);
                    const group = this.ctx.helper.groupAuditors(auditors);
                    const historyGroup = [];
                    // 找出group里audit_order最大值
                    const max_info = group.length > 0 ? this._.maxBy(group, function(item) {
                        return item && item[0] && item[0].audit_order;
                    }) : null;
                    const max_order = max_info ? max_info[0].audit_order : -1;
                    for (const g of group) {
                        const his = {
                            beginYear: '', beginDate: '', beginTime: '', endYear: '', endDate: '', endTime: '', begin_time: null, end_time: null,
                            audit_type: g[0].audit_type, audit_order: g[0].audit_order,
                            auditors: g,
                        };
                        if (his.audit_type === auditType.key.common) {
                            his.name = g[0].name;
                        } else {
                            his.name = this.ctx.helper.transFormToChinese(his.audit_order) + '审';
                        }
                        his.is_final = his.audit_order === max_order;
                        if (g[0].begin_time) {
                            his.begin_time = g[0].begin_time;
                            const beginTime = this.ctx.moment(g[0].begin_time);
                            his.beginYear = beginTime.format('YYYY');
                            his.beginDate = beginTime.format('MM-DD');
                            his.beginTime = beginTime.format('HH:mm:ss');
                        }
                        let end_time;
                        g.forEach(x => {
                            if (x.status === auditConst.status.checkSkip) return;
                            if (!his.status || x.status === auditConst.status.checking) his.status = x.status;
                            if (x.end_time && (!end_time || x.end_time > end_time)) {
                                end_time = x.end_time;
                                if (his.status !== auditConst.status.checking) his.status = x.status;
                            }
                        });
                        if (end_time) {
                            his.end_time = end_time;
                            const endTime = this.ctx.moment(end_time);
                            his.endYear = endTime.format('YYYY');
                            his.endDate = endTime.format('MM-DD');
                            his.endTime = endTime.format('HH:mm:ss');
                        }
                        historyGroup.push(his);
                    }
                    if (reverse) {
                        history.push(historyGroup.reverse());
                    } else {
                        history.push(historyGroup);
                    }
                }
            }
            return history;
        }

        async getUniqAuditor(fpId, times) {
            const auditors = await this.getAuditors(fpId, times); // 全部参与的审批人
            const result = [];
            auditors.forEach(x => {
                if (result.findIndex(r => { return x.aid === r.aid && x.audit_order === r.audit_order; }) < 0) {
                    result.push(x);
                }
            });
            return result;
        }

        /**
         * 获取 审核列表信息
         *
         * @param {Number} cpId - 变更立项id
         * @param {Number} times - 第几次审批
         * @return {Promise<*>}
         */
        async getAuditors(fpId, times = 1, order_sort = 'asc', noYB = false) {
            // const sql = 'SELECT la.`aid`, pa.`name`, pa.`company`, pa.`role`, pa.`mobile`, pa.`telephone`, la.`times`, la.`order`, la.`status`, la.`opinion`, la.`begin_time`, la.`end_time`, g.`sort` ' +
            //     'FROM ?? AS la, ?? AS pa, (SELECT t1.`aid`,(@i:=@i+1) as `sort` FROM (SELECT t.`aid`, t.`order` FROM (select `aid`, `order` from ?? WHERE `cpid` = ? AND `times` = ? ORDER BY `order` LIMIT 200) t GROUP BY t.`aid` ORDER BY t.`order`) t1, (select @i:=0) as it) as g ' +
            //     'WHERE la.`cpid` = ? and la.`times` = ? and la.`aid` = pa.`id` and g.`aid` = la.`aid` order by la.`order`';
            // const sqlParam = [this.tableName, this.ctx.service.projectAccount.tableName, this.tableName, cpId, times, cpId, times];
            // const result = await this.db.query(sql, sqlParam);
            // const sql2 = 'SELECT COUNT(a.`aid`) as num FROM (SELECT `aid` FROM ?? WHERE `cpid` = ? AND `times` = ? GROUP BY `aid`) as a';
            // const sqlParam2 = [this.tableName, cpId, times];
            // const count = await this.db.queryOne(sql2, sqlParam2);
            // for (const i in result) {
            //     result[i].max_sort = count.num;
            // }
            const ybSql = noYB ? ' AND la.audit_order != 0' : '';
            const sql = 'SELECT la.id, la.aid, la.times, la.order, la.status, la.opinion, la.begin_time, la.end_time, la.audit_type, la.audit_order,' +
                '    pa.name, pa.company, pa.role, pa.mobile, pa.telephone' +
                `  FROM ${this.tableName} la LEFT JOIN ${this.ctx.service.projectAccount.tableName} pa ON la.aid = pa.id` +
                '  WHERE la.fpid = ? AND la.times = ?' + ybSql +
                '  ORDER BY la.order ' + order_sort;
            const sqlParam = [fpId, times];
            const result = await this.db.query(sql, sqlParam);
            const max_sort = this._.max(result.map(x => { return x.audit_order; }));
            for (const i in result) {
                result[i].max_sort = max_sort;
            }
            return result;
        }

        async getCurAuditors(fpId, times = 1) {
            const sql =
                'SELECT la.`aid`, pa.`name`, pa.`company`, pa.`role`, pa.`mobile`, pa.`telephone`, la.`times`, la.`order`, la.`status`, la.`opinion`, la.`begin_time`, la.`end_time`, la.audit_type, la.audit_order ' +
                '  FROM ?? AS la Left Join ?? AS pa On la.`aid` = pa.`id`' +
                '  WHERE la.`fpid` = ? and la.`status` = ? and la.`times` = ?';
            const sqlParam = [this.tableName, this.ctx.service.projectAccount.tableName, fpId, auditConst.status.checking, times];
            return await this.db.query(sql, sqlParam);
        }

        /**
         * 获取审核人流程列表
         *
         * @param auditorId
         * @return {Promise<*>}
         */
        async getAuditGroupByList(fpId, times, transaction = false) {
            const sql = 'SELECT la.`aid`, pa.`name`, pa.`company`, pa.`role`, la.`times`, la.`fpid`, la.`aid`, la.`order`, la.`status`, la.audit_type, la.audit_order ' +
                '  FROM ?? AS la Left Join ?? AS pa On la.`aid` = pa.`id`' +
                '  WHERE la.`fpid` = ? and la.`times` = ? GROUP BY la.`aid` ORDER BY la.`order`';
            const sqlParam = [this.tableName, this.ctx.service.projectAccount.tableName, fpId, times];
            return transaction !== false ? await transaction.query(sql, sqlParam) : await this.db.query(sql, sqlParam);
        }

        async getAuditorsByStatus(fpId, status, times = 1) {
            let auditor = [];
            let sql = '';
            let sqlParam = '';
            let cur;
            switch (status) {
                case auditConst.status.checking :
                case auditConst.status.checked :
                case auditConst.status.cancelRevise :
                    cur = await this.db.queryOne('SELECT * From ?? where fpid = ? AND times = ? AND status = ? ORDER By times DESC, `order` DESC', [this.tableName, fpId, times, status]);
                    if (!cur) return [];

                    sql = 'SELECT la.`aid`, pa.`name`, pa.`company`, pa.`role`, la.`times`, la.`fpid`, la.`order`, la.`status`, la.`audit_order`, la.`audit_type` ' +
                        '  FROM ?? AS la Left Join ?? AS pa On la.`aid` = pa.`id` ' +
                        '  WHERE la.`fpid` = ? and la.`order` = ? and times = ?';
                    sqlParam = [this.tableName, this.ctx.service.projectAccount.tableName, fpId, cur.order, times];
                    auditor = await this.db.query(sql, sqlParam);
                    break;
                case auditConst.status.checkNo :
                    cur = await this.db.queryOne('SELECT * From ?? where fpid = ? AND times = ? AND status = ? ORDER By times DESC, `order` DESC', [this.tableName, fpId, parseInt(times) - 1, status]);
                    if (!cur) return [];

                    sql = 'SELECT la.`aid`, pa.`name`, pa.`company`, pa.`role`, la.`times`, la.`fpid`, la.`order`, la.`status`, la.`audit_order`, la.`audit_type` ' +
                        '  FROM ?? AS la Left Join ?? AS pa On la.`aid` = pa.`id` ' +
                        '  WHERE la.`fpid` = ? and la.`order` = ? and la.`times` = ?';
                    sqlParam = [this.tableName, this.ctx.service.projectAccount.tableName, fpId, cur.order, parseInt(times) - 1];
                    auditor = await this.db.query(sql, sqlParam);
                    break;
                case auditConst.status.uncheck:
                default:
                    break;
            }
            return auditor;
        }

        /**
         * 获取审核人流程列表(包括原报)
         * @param {Number} materialId 调差id
         * @param {Number} times 审核次数
         * @return {Promise<Array>} 查询结果集(包括原报)
         */
        async getAuditorsWithOwner(fpId, times = 1) {
            const result = await this.getAuditGroupByList(fpId, times);
            const sql =
                'SELECT pa.`id` As aid, pa.`name`, pa.`company`, pa.`role`, ? As times, ? As fpid, 0 As `order`' +
                '  FROM ' +
                this.ctx.service.financialPay.tableName +
                ' As s' +
                '  LEFT JOIN ' +
                this.ctx.service.projectAccount.tableName +
                ' As pa' +
                '  ON s.uid = pa.id' +
                '  WHERE s.id = ?';
            const sqlParam = [times, fpId, fpId];
            const user = await this.db.queryOne(sql, sqlParam);
            result.unshift(user);
            return result;
        }

        async updateNewAuditList(financialPay, newList) {
            const transaction = await this.db.beginTransaction();
            try {
                await this.updateNewAuditors(financialPay, newList, transaction);
                await transaction.commit();
            } catch (err) {
                await transaction.rollback();
                throw err;
            }
        }

        async updateNewAuditors(financialPay, newList, transaction) {
            // 先删除旧的审批流，再添加新的
            await transaction.delete(this.tableName, { fpid: financialPay.id, times: financialPay.times });

            const newAuditors = [];
            for (const auditor of newList) {
                newAuditors.push({
                    spid: financialPay.spid, tid: financialPay.tid, fpid: financialPay.id, aid: auditor.audit_id,
                    times: financialPay.times, order: auditor.audit_order, status: auditConst.status.uncheck,
                    audit_type: auditor.audit_type, audit_order: auditor.audit_order,
                });
            }
            if (newAuditors.length > 0) await transaction.insert(this.tableName, newAuditors);
        }

        /**
         * 开始审批
         * @param {Number} cpId - 方案id
         * @param {Number} times - 第几次审批
         * @return {Promise<boolean>}
         */
        async start(fpId, times = 1) {
            const audits = await this.getAllDataByCondition({ where: { fpid: fpId, times, order: 1 } });
            if (audits.length === 0) {
                throw '请联系管理员添加审批人';
            }

            const transaction = await this.db.beginTransaction();
            try {
                const begin_time = new Date();
                const updateData = audits.map(x => {
                    return {id: x.id, status: auditConst.status.checking, begin_time};
                });
                await transaction.updateRows(this.tableName, updateData);
                await transaction.update(this.ctx.service.financialPay.tableName, {
                    id: fpId, status: auditConst.status.checking,
                    // entities: await this.ctx.service.financialPayContract.getEntities(fpId),
                });
                // todo 更新标段tender状态 ?
                await transaction.commit();
            } catch (err) {
                await transaction.rollback();
                throw err;
            }
            return true;
        }

        /**
         * 审批
         * @param {Object} fp - 资金支付信息
         * @param {auditConst.status.checked|auditConst.status.checkNo} checkType - 审批结果
         * @return {Promise<void>}
         */
        async check(fp, checkData) {
            if (checkData.checkType !== auditConst.status.checked && checkData.checkType !== auditConst.status.checkNo) {
                throw '提交数据错误';
            }
            const pid = this.ctx.session.sessionProject.id;
            switch (checkData.checkType) {
                case auditConst.status.checked:
                    await this._checked(pid, fp, checkData);
                    break;
                case auditConst.status.checkNo:
                    await this._checkNo(pid, fp, checkData);
                    break;
                default:
                    throw '无效审批操作';
            }
        }

        async _checked(pid, fp, checkData) {
            const accountId = this.ctx.session.sessionUser.accountId;
            const time = new Date();

            // 整理当前流程审核人状态更新
            const audits = fp.curAuditors;
            if (audits.length === 0) throw '审核数据错误';
            const selfAudit = audits.find(x => { return x.aid === accountId; });
            if (!selfAudit) throw '当前标段您无权审批';
            // const flowAudits = await this.getAllDataByCondition({ where: { cpid: cpId, times, order: selfAudit.order } });
            const nextAudits = fp.nextAuditors;

            const transaction = await this.db.beginTransaction();
            try {
                // 更新本人审批状态
                await transaction.update(this.tableName, {
                    id: selfAudit.id,
                    status: checkData.checkType,
                    opinion: checkData.opinion,
                    end_time: time,
                });
                // await this.ctx.service.noticeAgain.stopNoticeAgain(transaction, this.tableName, selfAudit.id);
                // 获取推送必要信息
                const noticeContent = await this.getNoticeContent(pid, fp.spid, fp.id, selfAudit.aid, checkData.opinion);
                // 添加推送
                const records = [];
                const auditors = await this.getAuditorsWithOwner(fp.id, fp.times);
                auditors.forEach(audit => {
                    records.push({ pid, spid: fp.spid, type: pushType.financial, uid: audit.aid, status: auditConst.status.checked, content: noticeContent });
                });
                await transaction.insert('zh_notice', records);
                if (audits.length === 1 || selfAudit.audit_type !== auditType.key.and) {
                    // 或签更新他人审批状态
                    if (selfAudit.audit_type === auditType.key.or) {
                        const updateOther = [];
                        for (const audit of audits) {
                            if (audit.aid === selfAudit.aid) continue;
                            updateOther.push({
                                id: audit.id,
                                status: auditConst.status.checkSkip,
                                opinion: '',
                                end_time: time,
                            });
                            // await this.ctx.service.noticeAgain.stopNoticeAgain(transaction, this.tableName, audit.id);
                        }
                        if (updateOther.length > 0) transaction.updateRows(this.tableName, updateOther);
                    }
                    // 无下一审核人表示，审核结束
                    if (nextAudits.length > 0) {
                        // 流程至下一审批人
                        const updateData = nextAudits.map(x => { return { id: x.id, status: auditConst.status.checking, begin_time: time }; });
                        await transaction.updateRows(this.tableName, updateData);

                        // 同步 期信息
                        await transaction.update(this.ctx.service.financialPay.tableName, {
                            id: fp.id, status: auditConst.status.checking,
                        });
                    } else {
                        // 本期结束
                        // 生成截止本期数据 final数据
                        // 同步 期信息
                        await transaction.update(this.ctx.service.financialPay.tableName, {
                            id: fp.id, status: checkData.checkType,
                            entities: await this.ctx.service.financialPayContract.getEntities(fp.id),
                        });
                    }
                } else {
                    // 同步 期信息
                    await transaction.update(this.ctx.service.financialPay.tableName, {
                        id: fp.id,
                        status: auditConst.status.checking,
                    });
                }
                await transaction.commit();
            } catch (err) {
                await transaction.rollback();
                throw err;
            }
        }

        async _checkNo(pid, fp, checkData) {
            const accountId = this.ctx.session.sessionUser.accountId;
            const time = new Date();
            const audits = fp.curAuditors;
            if (!audits) throw '审核数据错误';
            const selfAudit = audits.find(x => { return x.aid === accountId; });
            if (!selfAudit) throw '当前标段您无权审批';
            const auditors = await this.getUniqAuditor(fp.id, fp.times); // 全部参与的审批人
            const newAuditors = auditors.map(x => {
                return {
                    aid: x.aid, spid: fp.spid, tid: fp.tid, fpid: fp.id,
                    times: fp.times + 1, order: x.audit_order, status: auditConst.status.uncheck,
                    audit_type: x.audit_type, audit_order: x.audit_order,
                };
            });
            const transaction = await this.db.beginTransaction();
            try {
                const updateData = [];
                audits.forEach(x => {
                    updateData.push({
                        id: x.id,
                        status: x.aid === selfAudit.aid ? checkData.checkType : auditConst.status.checkSkip,
                        opinion: x.aid === selfAudit.aid ? checkData.opinion : '',
                        end_time: x.aid === selfAudit.aid ? time : null,
                    });
                });
                await transaction.updateRows(this.tableName, updateData);
                // 添加到消息推送表
                const noticeContent = await this.getNoticeContent(pid, fp.spid, fp.id, selfAudit.aid, checkData.opinion);
                const records = [{ pid, spid: fp.spid, type: pushType.financial, uid: fp.uid, status: auditConst.status.checkNo, content: noticeContent }];
                auditors.forEach(audit => {
                    records.push({ pid, spid: fp.spid, type: pushType.financial, uid: audit.aid, status: auditConst.status.checkNo, content: noticeContent });
                });
                await transaction.insert(this.ctx.service.noticePush.tableName, records);
                // 同步期信息
                await transaction.update(this.ctx.service.financialPay.tableName, {
                    id: fp.id, status: checkData.checkType,
                    times: fp.times + 1,
                    entities: '',
                });
                // 拷贝新一次审核流程列表
                await transaction.insert(this.tableName, newAuditors);
                await transaction.commit();
            } catch (err) {
                await transaction.rollback();
                throw err;
            }
        }

        /**
         * 获取审核人需要审核的期列表
         *
         * @param auditorId
         * @return {Promise<*>}
         */
        async getAuditFinancial(auditorId, spid = '') {
            const spSql = spid ? ' and ma.`spid` = "' + spid + '"' : '';
            const sql = 'SELECT ma.`aid`, ma.`times`, ma.`order`, ma.`begin_time`, ma.`end_time`, ma.`spid`, ma.`fpid`,' +
                '    m.`status` As `fpstatus`, m.`code` As `fpcode`,' +
                '    sp.`name`, sp.`project_id` ' +
                '  FROM ?? AS ma LEFT JOIN ?? AS m ON  ma.`fpid` = m.`id` LEFT JOIN ?? As sp ON ma.`spid` = sp.`id`' +
                '  WHERE ((ma.`aid` = ? and ma.`status` = ?) OR (m.`uid` = ? and ma.`status` = ? and m.`status` = ? and ma.`times` = (m.`times`-1)))' + spSql +
                '  ORDER BY ma.`begin_time` DESC';
            const sqlParam = [this.tableName, this.ctx.service.financialPay.tableName, this.ctx.service.subProject.tableName, auditorId, auditConst.status.checking, auditorId, auditConst.status.checkNo, auditConst.status.checkNo];
            const result = await this.db.query(sql, sqlParam);
            // 过滤result中存在重复sid的值, 保留最新的一条
            const filterResult = [];
            const fpidArr = [];
            for (const r of result) {
                if (fpidArr.indexOf(r.fpid) === -1) {
                    filterResult.push(r);
                    fpidArr.push(r.fpid);
                }
            }
            return filterResult;
        }

        /**
         * 获取审核人审核的次数
         *
         * @param auditorId
         * @return {Promise<*>}
         */
        async getCountByChecked(auditorId, spid = '') {
            if (spid) {
                return await this.db.count(this.tableName, { spid, aid: auditorId, status: [auditConst.status.checked, auditConst.status.checkNo] });
            }
            return await this.db.count(this.tableName, { aid: auditorId, status: [auditConst.status.checked, auditConst.status.checkNo] });
        }

        /**
         * 获取最近一次审批结束时间
         *
         * @param auditorId
         * @return {Promise<*>}
         */
        async getLastEndTimeByChecked(auditorId, spid = '') {
            const spSql = spid ? ' and `spid` = "' + spid + '"' : '';
            const sql = 'SELECT `end_time` FROM ?? WHERE `aid` = ? ' +
                'AND `status` in (' + this.ctx.helper.getInArrStrSqlFilter([auditConst.status.checked, auditConst.status.checkNo]) + ')' + spSql +
                ' ORDER BY `end_time` DESC';
            const sqlParam = [this.tableName, auditorId];
            const result = await this.db.queryOne(sql, sqlParam);
            return result ? result.end_time : null;
        }

        /**
         * 用于添加推送所需的content内容
         * @param {Number} pid 项目id
         * @param {Number} tid 台账id
         * @param {Number} cpId 方案id
         * @param {Number} uid 审批人id
         */
        async getNoticeContent(pid, spid, fpId, uid, opinion = '') {
            const noticeSql = 'SELECT * FROM (SELECT ' +
                '  sp.`id` As `spid`, ma.`fpid`, m.`code`, sp.`name`, pa.`name` As `su_name`, pa.role As `su_role`' +
                '  FROM (SELECT * FROM ?? WHERE `id` = ? ) As sp' +
                '  LEFT JOIN ?? As m On sp.`id` = m.`spid` AND m.`id` = ?' +
                '  LEFT JOIN ?? As ma ON m.`id` = ma.`fpid`' +
                '  LEFT JOIN ?? As pa ON pa.`id` = ?' +
                '  WHERE sp.`project_id` = ? ) as new_t GROUP BY new_t.`spid`';
            const noticeSqlParam = [this.ctx.service.subProject.tableName, spid, this.ctx.service.financialPay.tableName, fpId, this.tableName, this.ctx.service.projectAccount.tableName, uid, pid];
            const content = await this.db.query(noticeSql, noticeSqlParam);
            if (content.length) {
                content[0].opinion = opinion;
            }
            return content.length ? JSON.stringify(content[0]) : '';
        }
    }

    return FinancialPayAudit;
};