'use strict';

/**
 *
 *
 * @author Mai
 * @date 2018/8/14
 * @version
 */

const auditConst = require('../const/audit').flow;
const pushType = require('../const/audit').pushType;
const shenpiConst = require('../const/shenpi');
const smsTypeConst = require('../const/sms_type');
const SMS = require('../lib/sms');
const SmsAliConst = require('../const/sms_alitemplate');
const wxConst = require('../const/wechat_template');

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

        /**
         * 获取最后一位审批人
         * @param {int} cid - 变更令id
         * @param {int} times - 次数
         * @param {int} site - 位置
         * @param {int} status - 状态
         * @return {void}
         */
        async getLastUser(cid, times, site = 1, status = 1) {
            this.initSqlBuilder();
            this.sqlBuilder.setAndWhere('cid', {
                value: this.db.escape(cid),
                operate: '=',
            });
            this.sqlBuilder.setAndWhere('times', {
                value: times,
                operate: '=',
            });
            if (status === 1) {
                this.sqlBuilder.setAndWhere('status', {
                    value: 1,
                    operate: '!=',
                });
            }
            if (site === 0) {
                this.sqlBuilder.setAndWhere('usite', {
                    value: site,
                    operate: '=',
                });
            }
            const u_sort = [['usort', 'DESC']];
            this.sqlBuilder.orderBy = u_sort;
            const [sql, sqlParam] = this.sqlBuilder.build(this.tableName);
            const data = await this.db.queryOne(sql, sqlParam);

            return data;
        }

        /**
         * 获取最后一位退回的审批人
         * @param {int} cid - 变更令id
         * @param {int} times - 次数
         * @return {void}
         */
        async getLastBackUser(cid, times) {
            this.initSqlBuilder();
            this.sqlBuilder.setAndWhere('cid', {
                value: this.db.escape(cid),
                operate: '=',
            });
            this.sqlBuilder.setAndWhere('times', {
                value: times,
                operate: '=',
            });
            this.sqlBuilder.setAndWhere('status', {
                value: 6,
                operate: '=',
            });
            const u_sort = [['usort', 'DESC']];
            this.sqlBuilder.orderBy = u_sort;
            const [sql, sqlParam] = this.sqlBuilder.build(this.tableName);
            const data = await this.db.queryOne(sql, sqlParam);

            return data;
        }

        /**
         * 获取当前审批人查看info时的状态
         * @param {Object} change - 变更令数据
         * @return {void}
         */
        async getStatusByChange(change) {
            const statusConst = auditConst.status;
            const auditStatusConst = auditConst.auditStatus;
            const uid = this.ctx.session.sessionUser.accountId;
            const changeAuditInfo = await this.getAllDataByCondition({ where: { cid: change.cid, times: change.times, uid }, orders: [['id', 'desc']], limit: 1, offset: 0 });
            if (!change.status === statusConst.checked && (changeAuditInfo === null || changeAuditInfo[0] === undefined)) {
                // 无权限查看此变更令
                return 0;
            }

            if (change.status === statusConst.uncheck && uid === change.uid) {
                // 待上报
                return 1;
            } else if (change.status === statusConst.back && uid === change.uid) {
                // 待重新上报
                return 2;
            } else if (change.status === statusConst.back && uid !== change.uid) {
                // 被退回但你不是原报人
                return 3;
            } else if (change.status === statusConst.checked) {
                // 已完成
                return 4;
            } else if (change.status === statusConst.checkNo) {
                // 已终止
                return 5;
            } else if ((change.status === statusConst.checking || change.status === statusConst.backnew) && changeAuditInfo[0].status === auditStatusConst.checking) {
                // 待你审批
                return 6;
            } else if ((change.status === statusConst.checking || change.status === statusConst.backnew) && changeAuditInfo[0].status !== auditStatusConst.checking) {
                // 审批中但你未到你审批或你已审批
                return 7;
            }
            // 无权限查看此变更令
            return 0;
        }

        /**
         * 根据用户查看此变更状态获取审批人列表
         * @param {Object} change - 变更令
         * @param {int} status - 状态
         * @return {object} list - 列表
         */
        async getListByStatus(change, status) {
            let sql = '';
            let sqlParam = '';
            switch (status) {
                case 1:// 待上报
                case 2:// 待重新上报
                    sql = 'SELECT * FROM ?? WHERE ' +
                        'cid = ? AND times = ? GROUP BY usite';
                    sqlParam = [this.tableName, change.cid,
                        change.times];
                    break;
                case 3: // 被退回但你不是原报人
                case 4:// 已完成
                case 5:// 已终止
                case 7:// 审批中但你未到你审批或你已审批
                    // 获取完整的审批顺序
                    sql = 'SELECT * FROM ?? WHERE ' +
                        'cid = ? ORDER BY usort';
                    sqlParam = [this.tableName, change.cid];
                    break;
                case 6: // 审批中
                    sql = 'SELECT * FROM (SELECT MAX(usort) as ust FROM ?? ' +
                        'WHERE cid = ? and times = ? GROUP BY usite ) as b ' +
                        'JOIN ?? as a ON a.usort = b.ust WHERE cid = ? and times = ? ORDER BY usite';
                    sqlParam = [this.tableName, change.cid, change.times, this.tableName, change.cid, change.times];
                    // sql = 'SELECT * FROM ?? WHERE ' +
                    //     'cid = ? AND times = ? ORDER BY usort';
                    // sqlParam = [this.tableName, change.cid, change.times];
                    break;
                default:// 无权限查看此变更令
                    break;
            }
            const list = await this.db.query(sql, sqlParam);
            return list;
        }

        /**
         * 删除变更令审批人列表
         * @param {Object} transaction - 事务
         * @param {Object} cid - 变更令id
         * @param {int} times - 次数
         * @return {object} 返回结果
         */
        async deleteAuditData(transaction, cid, times) {
            this.initSqlBuilder();
            this.sqlBuilder.setAndWhere('cid', {
                value: this.db.escape(cid),
                operate: '=',
            });
            this.sqlBuilder.setAndWhere('times', {
                value: times,
                operate: '=',
            });
            this.sqlBuilder.setAndWhere('usite', {
                value: 0,
                operate: '!=',
            });
            const [sql, sqlParam] = this.sqlBuilder.build(this.tableName, 'delete');
            const result = await transaction.query(sql, sqlParam);

            return result;
        }

        /**
         * 获取不重复列表
         * @param {Object} cid - 变更令id
         * @param {int} times - 次数
         * @return {object} 返回结果
         */
        async getListGroupByTimes(cid, times) {
            const sql = 'SELECT * FROM ?? where id in (SELECT MAX(id) FROM ?? WHERE ' +
                'cid = ? AND times = ? GROUP BY usite) ORDER BY usite asc';
            const sqlParam = [this.tableName, this.tableName, cid, times];
            const list = await this.db.query(sql, sqlParam);
            return list;
        }

        async getListOrderByTimes(cid, times) {
            const sql = 'SELECT * FROM ?? WHERE ' +
                'cid = ? AND times = ? ORDER BY usort';
            const sqlParam = [this.tableName, cid, times];
            const list = await this.db.query(sql, sqlParam);
            return list;
        }

        /**
         * 获取比sort大的审批人列表
         * @param {Object} cid - 变更令id
         * @param {int} usort - 排序
         * @return {object} 返回结果
         */
        async getNextAuditList(cid, usort) {
            const sql = 'SELECT * FROM ?? WHERE ' +
                'cid = ? AND usort > ?';
            const sqlParam = [this.tableName, cid, usort];
            const list = await this.db.query(sql, sqlParam);
            return list;
        }

        /**
         * 获取除当前次数的审批人列表
         * @param {Object} cid - 变更令id
         * @param {int} times - 次数
         * @return {object} 返回结果
         */
        async getListByBack(cid, times) {
            this.initSqlBuilder();
            this.sqlBuilder.setAndWhere('cid', {
                value: this.db.escape(cid),
                operate: '=',
            });
            this.sqlBuilder.setAndWhere('times', {
                value: times,
                operate: '!=',
            });
            this.sqlBuilder.orderBy = [['usort', 'ASC']];
            const [sql, sqlParam] = this.sqlBuilder.build(this.tableName);
            const result = await this.db.query(sql, sqlParam);

            return result;
        }

        /**
         * 获取 审核人 待审批的（） 变更令列表
         * @param uid
         * @return {Promise<void>}
         */
        async getAuditChange(uid) {
            const sql = 'SELECT ca.`uid`, ca.`times`, ca.`usite`, ca.`usort`, ca.`tid`, ca.`cid`, ca.`sin_time`, ca.`name` As `caname`, ' +
                '    c.`code` As `ccode`, c.`name` As `cname`, c.`status` As `cstatus`, ' +
                '    t.`name`, t.`type`, t.`user_id` ' +
                '  FROM ?? AS ca, ?? AS c, ?? As t ' +
                '  WHERE ca.`uid` = ? and ca.`status` = ? and c.`status` != ?' +
                '    and ca.`cid` = c.`cid` and ca.`tid` = t.`id` ORDER BY ca.`sin_time` DESC';
            const sqlParam = [this.tableName, this.ctx.service.change.tableName, this.ctx.service.tender.tableName, uid, 2, auditConst.status.uncheck];
            const changes = await this.db.query(sql, sqlParam);
            for (const c of changes) {
                if (c.cstatus === auditConst.status.back) {
                    const preSql = 'SELECT pa.`id`, pa.`account`, pa.`account_group`, pa.`name`, pa.`company`, pa.`role`, pa.`telephone` FROM ?? As ca, ?? As pa ' +
                        '  WHERE ca.cid = ? and ca.times = ? and ca.status = ? and ca.uid = pa.id';
                    const preSqlParam = [this.tableName, this.ctx.service.projectAccount.tableName, c.cid, c.times - 1, c.cstatus];
                    c.pre = await this.db.queryOne(preSql, preSqlParam);
                } else {
                    const preSql = 'SELECT pa.`id`, pa.`account`, pa.`account_group`, pa.`name`, pa.`company`, pa.`role`, pa.`telephone` FROM ?? As ca, ?? As pa ' +
                        '  WHERE ca.cid = ? and ca.times = ? and ca.usort = ? and ca.uid = pa.id';
                    const preSqlParam = [this.tableName, this.ctx.service.projectAccount.tableName, c.cid, c.times, c.usort - 1];
                    c.pre = await this.db.queryOne(preSql, preSqlParam);
                }
            }
            return changes;
        }

        /**
         * 获取 某时间后 审批进度更新的 变更令
         * @param {Number} pid - 查询标段
         * @param {Number} uid - 查询人
         * @param {Date} time - 查询时间
         * @return {Promise<*>}
         */
        async getNoticeChange(pid, uid, time) {
            // const sql = 'SELECT * FROM (SELECT t.`id`, t.`name`, t.`type`, t.`user_id`, ' +
            //             '    ca.`cid`, c.`code` As `c_code`, c.name As `c_name`, ' +
            //             '    ca.`uid`, ca.`sin_time` As `cu_time`, ca.`status` As `cu_status`, ca.`name` As `cu_name`, ca.`jobs` As `cu_jobs`, ca.company As `cu_company`' +
            //             '  FROM (SELECT * FROM ?? WHERE `user_id` = ? OR `id` in (SELECT `tid` FROM ?? WHERE `uid` = ? GROUP BY `tid`)) As t' +
            //             '  LEFT JOIN ?? As c ON c.`tid` = t.`id`' +
            //             '  LEFT JOIN ?? As ca ON ca.`cid` = c.`cid`' +
            //             '  WHERE t.`project_id` = ? and `ca`.`sin_time` > ? and `ca`.`usite` != 0 and `ca`.`status` != ?' +
            //             '  ORDER By ca.`sin_time` DESC LIMIT 1000) as new_t GROUP BY new_t.`id`' +
            //             '  ORDER BY new_t.`cu_time`';
            // const sqlParam = [this.ctx.service.tender.tableName, uid, this.tableName, uid, this.ctx.service.change.tableName, this.tableName, pid, time, auditConst.status.checking];
            // return await this.db.query(sql, sqlParam);
            let notice = await this.db.select('zh_notice', {
                where: { pid, type: pushType.change, uid },
                orders: [['create_time', 'desc']],
                limit: 10, offset: 0,
            });
            notice = notice.map(v => {
                const extra = JSON.parse(v.content);
                delete v.content;
                return { ...v, ...extra };
            });
            return notice;
        }


        async getAllAuditors(tenderId) {
            const sql = 'SELECT ca.uid, ca.tid FROM ' + this.tableName + ' ca' +
                '  LEFT JOIN ' + this.ctx.service.tender.tableName + ' t On ca.tid = t.id' +
                '  WHERE t.id = ?' +
                '  GROUP BY ca.uid';
            const sqlParam = [tenderId];
            return this.db.query(sql, sqlParam);
        }

        /**
         * 取待审批变更列表(wap用)
         *
         * @param auditorId
         * @return {Promise<*>}
         */
        async getAuditChangeByWap(uid) {
            const sql = 'SELECT ca.`uid`, ca.`times`, ca.`usite`, ca.`usort`, ca.`tid`, ca.`cid`, ca.`sin_time`, ca.`name` As `caname`, ' +
                '    c.`code` As `ccode`, c.`name` As `cname`, c.`status` As `cstatus`, c.`quality`, c.`total_price`,' +
                '    t.`name`, t.`type`, t.`user_id`, ' +
                '    ti.`deal_info`, ti.`decimal` ' +
                '  FROM ?? AS ca, ?? AS c, ?? As t, ?? AS ti ' +
                '  WHERE ca.`uid` = ? and ca.`status` = ? and c.`status` != ? and c.`status` != ?' +
                '    and ca.`cid` = c.`cid` and ca.`tid` = t.`id` and ti.`tid` = t.`id`';
            const sqlParam = [this.tableName, this.ctx.service.change.tableName, this.ctx.service.tender.tableName, this.ctx.service.tenderInfo.tableName, uid, auditConst.auditStatus.checking, auditConst.status.uncheck, auditConst.status.back];
            const changes = await this.db.query(sql, sqlParam);
            for (const c of changes) {
                const preSql = 'SELECT pa.`id`, pa.`account`, pa.`account_group`, pa.`name`, pa.`company`, pa.`role`, pa.`telephone` FROM ?? As ca, ?? As pa ' +
                    '  WHERE ca.cid = ? and ca.times = ? and ca.usort = ? and ca.uid = pa.id';
                const preSqlParam = [this.tableName, this.ctx.service.projectAccount.tableName, c.cid, c.times, c.usort - 1];
                c.pre = await this.db.queryOne(preSql, preSqlParam);
            }
            return await this.db.query(sql, sqlParam);
        }

        async updateNewAuditList(change, newIdList) {
            const transaction = await this.db.beginTransaction();
            try {
                // 先删除旧的审批流（除了原报），再添加新的
                const sql = 'DELETE FROM ?? WHERE `cid`= ? AND `times` = ? AND `usite` != 0';
                const sqlParam = [this.tableName, change.cid, change.times];
                await transaction.query(sql, sqlParam);

                const newAuditors = [];
                let order = 1;
                let uSort = await transaction.count(this.tableName, { cid: change.cid });
                for (const aid of newIdList) {
                    const accountInfo = await this.ctx.service.projectAccount.getDataById(aid);
                    newAuditors.push({
                        tid: change.tid, cid: change.cid, uid: aid,
                        name: accountInfo.name, jobs: accountInfo.role, company: accountInfo.company,
                        times: change.times, usite: order, usort: uSort, status: auditConst.auditStatus.uncheck,
                    });
                    order++;
                    uSort++;
                }
                if (newAuditors.length > 0) await transaction.insert(this.tableName, newAuditors);
                await transaction.commit();
            } catch (err) {
                await transaction.rollback();
                throw err;
            }
        }

        async updateLastAudit(change, auditList, lastId) {
            const transaction = await this.db.beginTransaction();
            try {
                // 先判断auditList里的aid是否与lastId相同，相同则删除并重新更新order
                const idList = this._.map(auditList, 'uid');
                let order = idList.length + 1;
                if (idList.indexOf(lastId) !== -1) {
                    const sql = 'DELETE FROM ?? WHERE `cid`= ? AND `times` = ? AND `uid` = ? AND `usite` != 0';
                    const sqlParam = [this.tableName, change.cid, change.times, lastId];
                    await transaction.query(sql, sqlParam);
                    // await transaction.delete(this.tableName, { cid: change.cid, times: change.times, uid: lastId, usite: 0 });
                    const user = this._.find(auditList, { 'uid': lastId });
                    // 顺移之后审核人流程顺序
                    await this._syncOrderByDelete(transaction, change.cid, user.usite, user.usort, change.times);
                    order = order - 1;
                }

                // 添加终审
                const userInfo = await this.ctx.service.projectAccount.getDataById(lastId);
                let uSort = await transaction.count(this.tableName, { cid: change.cid });
                const newAuditor = {
                    tid: change.tid, cid: change.cid, uid: lastId,
                    name: userInfo.name, jobs: userInfo.role, company: userInfo.company,
                    times: change.times, usite: order, usort: uSort, status: auditConst.auditStatus.uncheck,
                };
                await transaction.insert(this.tableName, newAuditor);
                await transaction.commit();
            } catch (err) {
                await transaction.rollback();
                throw err;
            }
        }
        /**
         * 移除审核人时，同步其后审核人order
         * @param transaction - 事务
         * @param {Number} changeId - 变更令id
         * @param {Number} usite - 审核人id
         * @param {Number} usort - 审核人id
         * @param {Number} times - 第几次审批
         * @return {Promise<*>}
         * @private
         */
        async _syncOrderByDelete(transaction, changeId, usite, usort, times, selfOperate = '-') {
            this.initSqlBuilder();
            this.sqlBuilder.setAndWhere('cid', {
                value: this.db.escape(changeId),
                operate: '=',
            });
            this.sqlBuilder.setAndWhere('usite', {
                value: usite,
                operate: '>=',
            });
            this.sqlBuilder.setAndWhere('times', {
                value: times,
                operate: '=',
            });
            this.sqlBuilder.setUpdateData('usite', {
                value: 1,
                selfOperate: selfOperate,
            });
            this.sqlBuilder.setUpdateData('usort', {
                value: 1,
                selfOperate: selfOperate,
            });
            const [sql, sqlParam] = this.sqlBuilder.build(this.tableName, 'update');
            const data = await transaction.query(sql, sqlParam);

            return data;
        }

        /**
         * 获取 当前审核人
         *
         * @param {Number} cid - 期id
         * @param {Number} times - 第几次审批
         * @return {Promise<*>}
         */
        async getCurAuditor(cid, times = 1) {
            const sql = 'SELECT * FROM ?? WHERE `cid` = ? and `status` = ? and `times` = ? and usite != 0';
            const sqlParam = [this.tableName, cid, auditConst.status.checking, times];
            return await this.db.queryOne(sql, sqlParam);
        }

        /**
         * 获取 审核人列表（除去原报）
         *
         * @param {Number} cid - 变更id
         * @param {Number} times - 第几次审批
         * @return {Promise<*>}
         */
        async getAuditors(cid, times = 1) {
            const sql = 'SELECT * FROM ?? WHERE `cid` = ? and `times` = ? and usite != 0';
            const sqlParam = [this.tableName, cid, times];
            return await this.db.query(sql, sqlParam);
        }

        /**
         * 新增审核人
         *
         * @param {Number} cid - 变更令id
         * @param {Number} auditorId - 审核人id
         * @param {Number} times - 第几次审批
         * @return {Promise<number>}
         */
        async addAuditor(cid, auditorId, times = 1, is_gdzs = 0) {
            const transaction = await this.db.beginTransaction();
            try {
                let newOrder = await transaction.count(this.tableName, { cid, times });
                let uSort = await transaction.count(this.tableName, { cid });
                // 判断是否存在固定终审，存在则newOrder - 1并使终审order+1
                newOrder = is_gdzs === 1 ? newOrder - 1 : newOrder;
                uSort = is_gdzs === 1 ? uSort - 1 : uSort;
                if (is_gdzs) await this._syncOrderByDelete(transaction, cid, newOrder, uSort, times, '+');
                const userInfo = await this.ctx.service.projectAccount.getDataById(auditorId);
                const newAuditor = {
                    tid: this.ctx.tender.id, cid: cid, uid: auditorId,
                    name: userInfo.name, jobs: userInfo.role, company: userInfo.company,
                    times: times, usite: newOrder, usort: uSort, status: auditConst.auditStatus.uncheck,
                };
                const result = await transaction.insert(this.tableName, newAuditor);
                await transaction.commit();
                return result.effectRows = 1;
            } catch (err) {
                await transaction.rollback();
                throw err;
            }
            return false;
        }

        /**
         * 移除审核人
         *
         * @param {Number} cid - 变更令id
         * @param {Number} auditorId - 审核人id
         * @param {Number} times - 第几次审批
         * @return {Promise<boolean>}
         */
        async deleteAuditor(cid, auditorId, times = 1) {
            const transaction = await this.db.beginTransaction();
            try {
                const sql = 'SELECT * FROM ?? WHERE `cid` = ? and `times` = ? and `uid` = ? and `usite` != 0 ORDER BY `usort` DESC';
                const sqlParam = [this.tableName, cid, times, auditorId];
                const auditor = await transaction.queryOne(sql, sqlParam);
                if (!auditor) {
                    throw '该审核人不存在';
                }
                await this._syncOrderByDelete(transaction, cid, auditor.usite, auditor.usort, times);
                await transaction.delete(this.tableName, { id: auditor.id });
                await transaction.commit();
            } catch (err) {
                await transaction.rollback();
                throw err;
            }
            return true;
        }

        /**
         * 开始审批
         * @param {Number} cid - 变更令id
         * @param {Number} times - 第几次审批
         * @return {Promise<boolean>}
         */
        async start(cid, times = 1) {
            const audit = await this.getDataByCondition({ cid, times, usite: 1 });
            const yBAudit = await this.getDataByCondition({ cid, times, usite: 0 });
            if (!audit) {
                if(this.ctx.tender.info.shenpi.change === shenpiConst.sp_status.gdspl) {
                    throw '请联系管理员添加审批人';
                } else {
                    throw '请先选择审批人，再上报数据';
                }
            }

            const transaction = await this.db.beginTransaction();
            try {
                await transaction.update(this.tableName, { id: audit.id, status: auditConst.auditStatus.checking, sin_time: new Date() });
                // 更新原报人审批状态
                await transaction.update(this.tableName, {
                    id: yBAudit.id,
                    status: auditConst.auditStatus.checked,
                    sin_time: new Date(),
                });
                const changeList = await this.ctx.service.changeAuditList.getList(cid);
                let total_price = 0;
                // 更新清单spamount的值
                const updateListData = [];
                for (const cl of changeList) {
                    total_price = this.ctx.helper.accAdd(total_price, this.ctx.helper.mul(cl.unit_price, cl.camount, this.ctx.tender.info.decimal.tp));
                    if(cl.camount !== cl.spamount) {
                        const uld = {
                            id: cl.id,
                            spamount: cl.camount,
                        };
                        updateListData.push(uld);
                    }
                }
                if(updateListData.length > 0) await transaction.updateRows(this.ctx.service.changeAuditList.tableName, updateListData);
                const options = {
                    where: {
                        cid: cid,
                    },
                };
                const updateData = {
                    total_price,
                    tp_decimal: this.ctx.tender.info.decimal.tp,
                    status: auditConst.status.checking,
                };
                await transaction.update(this.ctx.service.change.tableName, updateData, options);

                // 添加短信通知-需要审批提醒功能
                const sms = new SMS(this.ctx);
                const code = await sms.contentChange(this.ctx.change.code);
                const shenpiUrl = await this.ctx.helper.urlToShort(
                    this.ctx.protocol + '://' + this.ctx.host + '/wap/tender/' + this.ctx.change.tid + '/change/' + cid + '/info#shenpi'
                );
                await this.ctx.helper.sendAliSms(audit.uid, smsTypeConst.const.BG, smsTypeConst.judge.approval.toString(), SmsAliConst.template.change_check, {
                    biangeng: code,
                    code: shenpiUrl,
                });
                // 微信模板通知
                const wechatData = {
                    wap_url: shenpiUrl,
                    status: wxConst.status.check,
                    tips: wxConst.tips.check,
                    code: this.ctx.session.sessionProject.code,
                    c_name: this.ctx.change.name,
                };
                await this.ctx.helper.sendWechat(audit.uid, smsTypeConst.const.BG, smsTypeConst.judge.approval.toString(), wxConst.template.change, wechatData);
                await transaction.commit();
            } catch (err) {
                await transaction.rollback();
                throw err;
            }
            return true;
        }
    }

    return ChangeAudit;
};