'use strict';

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

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

const moment = require('moment');

const fileName = "TopicWhitelist";

class TopicWhitelistService extends Service {
    // 管理系统新增题库白名单
    async addTopicWhitelist(userMsgObj, form) {
        const { ctx } = this;
        try {
            let attributes = ['uid', 'phone'],
                where = userMsgObj,
                dbOptions = { attributes, where };
            const userUid = await ctx.model.Examinee.findAll(dbOptions);
            form.forEach(async item => {
                item.user_uid = 'none';
                userUid.forEach(element => {
                    if (item.phone == element.dataValues.phone) {
                        item.user_uid = element.dataValues.uid;
                    }
                });
                delete item.phone;
            });
            const result = await ctx.model.Whitelist.bulkCreate(form, { ignoreDuplicates: true });
            return result.length == 0 ? false : result;
        } catch (error) {
            const blockName = fileName + "--" + "addTopicWhitelist";
            ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
            return 'error';
        }
    }

    // 管理系统查看题库白名单
    async showTopicWhitelist(uid, body) {
        const { ctx } = this;
        try {
            let { offset, limit, searchOptions, sortOptions } = body;
            offset = (offset - 1) * limit;
            let attributes = ['user_uid', 'type', 'expired_at'],
                where = {}, order = [], dbOptions,
                joinSubstring = [],
                substring = ['user_uid', 'user_name', 'identity_card'],
                key = ['type'],
                between = ['expired_at'];
            attributes.forEach(element => {
                if (searchOptions[element]) {
                    if (searchOptions[element] == '*空') {
                        if (joinSubstring.includes(element)) {
                            where[element] = null;
                        } else {
                            where[element] = [null, ''];
                        }
                    } else if (joinSubstring.includes(element)) {
                        let targetKeyArr = [];
                        where[element] = targetKeyArr.length > 0 ? targetKeyArr : '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']);
                }
            });

            let examinee = ['user_name', 'identity_card'],
                examineeWhere = {},
                examineeOrder = [],
                examineeJoinSubstring = [],
                examineeSubstring = ['user_name', 'identity_card'],
                examineeKey = [],
                examineeBetween = [];

            examinee.forEach(item => {
                if (searchOptions[item]) {
                    if (searchOptions[item] == '*空') {
                        if (examineeJoinSubstring.includes(item)) {
                            examineeWhere[item] = null;
                        } else {
                            examineeWhere[item] = [null, ''];
                        }
                    } else if (examineeSubstring.includes(item)) {
                        examineeWhere[item] = { [Op.substring]: searchOptions[item] };
                    } else if (examineeKey.includes(item)) {
                        examineeWhere[item] = searchOptions[item];
                    } else if (examineeBetween.includes(item)) {
                        examineeWhere[item] = { [Op.between]: [searchOptions[item][0], searchOptions[item][1]] };
                    }
                }
                if (sortOptions[item] == true) {
                    examineeOrder.push([item, 'ASC']);
                } else if (sortOptions[item] == false) {
                    examineeOrder.push([item, 'DESC']);
                }
            });
            let include = [
                {
                    model: ctx.model.Examinee,
                    attributes: ['user_name', 'identity_card'],
                    where: examineeWhere,
                    order: examineeOrder
                }
            ];
            ctx.model.Whitelist.belongsTo(ctx.model.Examinee, { foreignKey: 'user_uid', targetKey: 'uid' });
            dbOptions = { attributes, offset, limit, where, order, include };
            const result = await ctx.model.Whitelist.findAndCountAll(dbOptions);
            return result.rows.length == 0 ? false : result;
        } catch (error) {
            const blockName = fileName + "--" + "showTopicWhitelist";
            ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
            return 'error';
        }
    }

    // 管理系统编辑题库白名单
    async editTopicWhitelist(uid, modelType, updateMsg, requestMsg) {
        const { ctx } = this;
        try {
            const result = await ctx.model.Manager.findOne({ where: { uid } });
            if (!result || result.dataValues.role < 1) return false;
            let where = {};
            if (modelType == "single") {
                const { user_uid, type, expired_at } = requestMsg;
                where = { user_uid, type, expired_at };
            } else if (modelType == "multiple") {
                let user_uid = [], type = [], expired_at = [];
                for (const key in requestMsg) {
                    requestMsg[key].forEach(element => {
                        user_uid.push(element.user_uid);
                        type.push(element.type);
                        expired_at.push(element.expired_at);
                    });
                }
                where = { user_uid, type, expired_at };
            }
            updateMsg.type = Number(updateMsg.type);
            if (updateMsg.expired_at) {
                updateMsg.expired_at = new Date(updateMsg.expired_at);
            } else {
                updateMsg.expired_at = null;
            }
            const resultList = await ctx.model.Whitelist.update(updateMsg, { where });
            return resultList[0] == 0 ? false : resultList;
        } catch (error) {
            const blockName = fileName + "--" + "editTopicWhitelist";
            ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
            return 'error';
        }
    }

    // 管理系统删除题库白名单
    async deleteTopicWhitelist(uid, modelType, password, requestMsg) {
        const { ctx } = this;
        const systemMonitoring = {
            operate: 2,
            operate_msg: '删除题库白名单',
            type: 0,
            status: 0,
            affect_entries: 0,
            user: uid,
            created_at: new Date()
        };
        try {
            const result = await ctx.model.Manager.findOne({ where: { uid } });
            if (!result || result.dataValues.password !== this.shaForm(password, this.decryptRequest(result.dataValues.salt)) || result.dataValues.role < 2) {
                if (!result) systemMonitoring.status = 0;
                else if (result.dataValues.password !== this.shaForm(password, this.decryptRequest(result.dataValues.salt))) systemMonitoring.status = 1;
                else if (result.dataValues.role < 2) systemMonitoring.status = 2;
                await ctx.model.Monitoring.create(systemMonitoring);
                return false;
            };
            let where = {};
            if (modelType == "single") {
                const { type, expired_at } = requestMsg;
                where = { type, expired_at };
            } else if (modelType == "multiple") {
                let type = [], expired_at = [];
                for (const key in requestMsg) {
                    requestMsg[key].forEach(element => {
                        type.push(element.type);
                        expired_at.push(element.expired_at);
                    });
                }
                where = { type, expired_at };
            }
            const resultList = await ctx.model.Whitelist.destroy({ where });
            systemMonitoring.status = resultList == 0 ? 3 : 4;
            systemMonitoring.affect_entries = resultList;
            await ctx.model.Monitoring.create(systemMonitoring);
            return resultList == 0 ? false : true;
        } catch (error) {
            systemMonitoring.status = 5;
            await ctx.model.Monitoring.create(systemMonitoring);
            const blockName = fileName + "--" + "deleteTopicWhitelist";
            ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
            return 'error';
        }
    }

    // 管理系统导出题库白名单
    async downloadTopicWhitelistData(uid, searchMsg) {
        const { ctx } = this;
        try {
            const user = await ctx.model.Manager.findOne({ where: { uid } });
            if (!user || user.dataValues.role < 1) return false;
            let { searchOptions, sortOptions } = searchMsg;
            let attributes = ['user_uid', 'type', 'expired_at'],
                where = {}, order = [], dbOptions,
                joinSubstring = [],
                substring = ['user_uid'],
                key = ['type'],
                between = ['expired_at'];
            attributes.forEach(element => {
                if (searchOptions[element]) {
                    if (searchOptions[element] == '*空') {
                        if (joinSubstring.includes(element)) {
                            where[element] = null;
                        } else {
                            where[element] = [null, ''];
                        }
                    } else if (joinSubstring.includes(element)) {
                        let targetKeyArr = [];
                        where[element] = targetKeyArr.length > 0 ? targetKeyArr : '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']);
                }
            });

            let examinee = ['user_name', 'identity_card'],
                examineeWhere = {},
                examineeOrder = [],
                examineeJoinSubstring = [],
                examineeSubstring = ['user_name', 'identity_card'],
                examineeKey = [],
                examineeBetween = [];

            examinee.forEach(item => {
                if (searchOptions[item]) {
                    if (searchOptions[item] == '*空') {
                        if (examineeJoinSubstring.includes(item)) {
                            examineeWhere[item] = null;
                        } else {
                            examineeWhere[item] = [null, ''];
                        }
                    } else if (examineeSubstring.includes(item)) {
                        examineeWhere[item] = { [Op.substring]: searchOptions[item] };
                    } else if (examineeKey.includes(item)) {
                        examineeWhere[item] = searchOptions[item];
                    } else if (examineeBetween.includes(item)) {
                        examineeWhere[item] = { [Op.between]: [searchOptions[item][0], searchOptions[item][1]] };
                    }
                }
                if (sortOptions[item] == true) {
                    examineeOrder.push([item, 'ASC']);
                } else if (sortOptions[item] == false) {
                    examineeOrder.push([item, 'DESC']);
                }
            });

            let include = [
                {
                    model: ctx.model.Examinee,
                    attributes: ['user_name', 'identity_card'],
                    where: examineeWhere,
                    order: examineeOrder
                }
            ];
            ctx.model.Whitelist.belongsTo(ctx.model.Examinee, { foreignKey: 'user_uid', targetKey: 'uid' });
            dbOptions = { attributes, where, order, include };
            const result = await ctx.model.Whitelist.findAll(dbOptions);
            if (result.length == 0) return { code: false };
            let data = [];
            const typeOptions = [
                {
                    value: "0",
                    label: "永久白名单"
                },
                {
                    value: "1",
                    label: "临时白名单"
                },
            ];
            result.forEach(element => {
                typeOptions.forEach((item) => {
                    if (item.value == element.dataValues["type"]) {
                        element.dataValues["type"] = item.label;
                    }
                });
                element.dataValues.user_name = element.dataValues.examinee.dataValues.user_name;
                element.dataValues.identity_card = element.dataValues.examinee.dataValues.identity_card;
                element.dataValues.expired_at = moment
                    .utc(element.dataValues.examination.dataValues.expired_at)
                    .add(8, "hours")
                    .format("YYYY年MM月DD日HH时mm分ss秒");
                delete element.dataValues.examinee;
                let elementClone = {
                    user_uid: element.dataValues.user_uid,
                    user_name: element.dataValues.user_name,
                    identity_card: element.dataValues.identity_card,
                    type: element.dataValues.type,
                    expired_at: element.dataValues.expired_at,
                }
                data.push(elementClone);
            });
            return { code: true, data };
        } catch (error) {
            const blockName = fileName + "--" + "downloadTopicWhitelistData";
            ctx.app.middleware.log('../../serviceLog', blockName + ">>>>" + error);
            return 'error';
        }
    }
}

module.exports = TopicWhitelistService;