'use strict';

const Service = require('../core/base_service');

const { Op } = require('sequelize');

const fileName = "SNAdmin";

class SNAdminService extends Service {
    // 搜索可分配的SN号
    async searchAllocationSN() {
        const { ctx } = this;
        try {
            const where = { status: 0 };
            const result = await ctx.model3.SNNumber.findAll({ attributes: ['sn_number'], where });
            return result.length == 0 ? false : result;
        } catch (error) {
            const blockName = fileName + "--" + "searchAllocationSN";
            ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
            return 'error';
        }
    }

    // 搜索可分配的单位用户
    async searchAllocationUser() {
        const { ctx } = this;
        try {
            const where = { status: { [Op.not]: 2 }, role: 1 };
            const bside = await ctx.model.BSide.findAll({ attributes: ['uid', 'account_name'], where });
            const buser = await ctx.model.BuserSNAdmin.findAll({ attributes: ['user_uid'] });
            let result = [];
            bside.forEach(element => {
                buser.filter(item => {
                    if (item.dataValues.user_uid !== element.dataValues.uid) {
                        result.push(element);
                    }
                });
            });
            return result.length == 0 ? false : result;
        } catch (error) {
            const blockName = fileName + "--" + "searchAllocationUser";
            ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
            return 'error';
        }
    }

    // B端分配SN号
    async allocationSN(uid, body) {
        const { ctx } = this;
        try {
            const result = await ctx.model3.Insiders.findOne({ where: { uid } });
            if (!result || result.dataValues.role < 6) return false;
            const { user_uid, length, sn_set } = body;
            const adminResult = await ctx.model.BuserSNAdmin.create({ user_uid, length, sn_set });
            if (adminResult == 0) return false;
            const where = { sn_number: sn_set.split(',') };
            const updateMsg = { status: 4, updated_at: new Date() };
            const resultList = await ctx.model3.SNNumber.update(updateMsg, { where });
            return resultList[0] == 0 ? false : resultList;
        } catch (error) {
            const blockName = fileName + "--" + "allocationSN";
            ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
            return 'error';
        }
    }

    // 查看B端SN号分配记录
    async showAllocationSNRecord(body) {
        const { ctx } = this;
        try {
            let { offset, limit, searchOptions, sortOptions } = body;
            offset = (offset - 1) * limit;
            let attributes = ['user_uid', 'length', 'sn_set'],
                where = {}, order = [], dbOptions, joinSubstring = [],
                substring = ['user_uid', 'sn_set'],
                key = ['length'],
                between = [];
            attributes.forEach(element => {
                if (searchOptions[element]) {
                    if (searchOptions[element] == '*空') {
                        if (joinSubstring.includes(element)) {
                            where[element] = null;
                        } else {
                            where[element] = [null, ''];
                        }
                    } else if (substring.includes(element)) {
                        where[element] = { [Op.substring]: searchOptions[element] };
                    } else if (key.includes(element)) {
                        where[element] = searchOptions[element];
                    } else if (between.includes(element)) {
                        where[element] = { [Op.between]: [searchOptions[element][0], searchOptions[element][1]] };
                    }
                }
                if (sortOptions[element] == true) {
                    order.push([element, 'ASC']);
                } else if (sortOptions[element] == false) {
                    order.push([element, 'DESC']);
                }
            });
            // const [bside, bsideSNRecord] = await Promise.all([
            //     ctx.model.BSide.findAll({ attributes: ['uid', 'account_name'] }),
            //     ctx.model.BindBSNrecord.findAll({ attributes: ['user_uid', 'sn_number', 'type'] })
            // ]);
            // if (searchOptions.account_name) {
            //     if (searchOptions.account_name == '*空') {
            //         where.user_uid = [null, ''];
            //     } else {
            //         let userArr = [], lengthArr = [], SNArr = [];
            //         bside.filter(item => {
            //             if (item.dataValues.account_name.includes(searchOptions.account_name)) {
            //                 bsideSNRecord.filter(item2 => {
            //                     if (item2.dataValues.user_uid == item.dataValues.uid) {
            //                         userArr.push(item2.dataValues.user_uid);
            //                         lengthArr.push(item2.dataValues.length);
            //                         SNArr.push(item2.dataValues.sn_set);
            //                     }
            //                 });
            //             }
            //         });
            //         where.user_uid = [...userArr];
            //         where.length = [...lengthArr];
            //         where.sn_set = [...SNArr];
            //     }
            // }
            dbOptions = { attributes, offset, limit, where, order };
            // let result;
            dbOptions.limit = Math.floor(limit / 2);
            dbOptions.offset = Math.floor(offset / 2);
            // const [bresult] = await Promise.all([
            //     ctx.model.BuserSNAdmin.findAndCountAll(dbOptions)
            // ]);
            // result = {
            //     count: bresult.count,
            //     rows: bresult.rows
            // };
            const bside = await ctx.model.BSide.findAll({ attributes: ['uid', 'account_name'] });
            const result = await ctx.model.BuserSNAdmin.findAndCountAll(dbOptions);
            result.rows.forEach(element => {
                element.dataValues.account_name = '';
                bside.filter(item => {
                    if (item.dataValues.uid == element.dataValues.user_uid) {
                        element.dataValues.account_name = item.dataValues.account_name;
                    }
                });
            });
            return result.rows.length == 0 ? false : result;
        } catch (error) {
            const blockName = fileName + "--" + "showAllocationSNRecord";
            ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
            return 'error';
        }
    }

    // 删除B端SN号分配记录
    async deleteAllocationSNRecord(uid, modelType, password, requestMsg) {
        const { ctx } = this;
        const systemSNAdmin = {
            operate: 2,
            operate_msg: '删除SN号分配记录',
            type: 1,
            status: 0,
            affect_entries: 0,
            user: uid,
            created_at: new Date()
        };
        try {
            const result = await ctx.model3.Insiders.findOne({ where: { uid } });
            if (!result || result.dataValues.password !== this.shaForm(password, this.decryptRequest(result.dataValues.salt)) || result.dataValues.role < 9) {
                if (!result) systemSNAdmin.status = 0;
                else if (result.dataValues.password !== this.shaForm(password, this.decryptRequest(result.dataValues.salt))) systemSNAdmin.status = 1;
                else if (result.dataValues.role < 9) systemSNAdmin.status = 2;
                await ctx.model3.Monitoring.create(systemSNAdmin);
                return false;
            };
            let where = {};
            if (modelType == "single") {
                const { sn_set } = requestMsg;
                where = { sn_set };
            } else if (modelType == "multiple") {
                let sn_set = [];
                for (const key in requestMsg) {
                    requestMsg[key].forEach(element => {
                        sn_set.push(element.sn_set)
                    });
                }
                where = { sn_set };
            }
            const [bresultList] = await Promise.all([
                ctx.model.BuserSNAdmin.destroy({ where })
            ]);
            systemSNAdmin.status = bresultList == 0 ? 3 : 4;
            systemSNAdmin.affect_entries = bresultList;
            await ctx.model3.Monitoring.create(systemSNAdmin);
            return bresultList == 0 ? false : true;
        } catch (error) {
            systemSNAdmin.status = 5;
            await ctx.model3.Monitoring.create(systemSNAdmin);
            const blockName = fileName + "--" + "deleteAllocationSNRecord";
            ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
            return 'error';
        }
    }
}

module.exports = SNAdminService;