'use strict';

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

module.exports = app => {
    class subProjPermission extends app.BaseService {

        /**
         * 构造函数
         *
         * @param {Object} ctx - egg全局变量
         * @param {String} tableName - 表名
         * @return {void}
         */
        constructor(ctx) {
            super(ctx);
            this.tableName = 'sub_project_permission';
            this.PermissionConst = {
                budget: {
                    view: { title: '查看', value: 1 },
                    edit: { title: '编辑', value: 2 },
                },
                file: {
                    view: { title: '查看', value: 1 },
                    upload: { title: '上传文件', value: 2 },
                    edit: { title: '文件类别编辑', value: 3 },
                },
                manage: {
                    rela: { title: '关联标段', value: 1 },
                }
            };
        }

        async showSubTab(uid, type) {
            const sql = `SELECT count(*) FROM ${this.tableName} WHERE ${type}_permission <> '' AND uid = ?`;
            const result = await this.db.queryOne(sql, [uid]);
            return result.count;
        }
        async showBudget(uid) {
            return await this.showSubTab(uid, 'budget');
        }
        async showFile(uid) {
            return await this.showSubTab(uid, 'file');
        }

        parsePermission(data) {
            const _ = this.ctx.helper._;
            const datas = data instanceof Array ? data : [data];
            datas.forEach(x => {
                x.budget_permission = x.budget_permission ? _.map(x.budget_permission.split(','), _.toInteger) : [];
                x.file_permission = x.file_permission ? _.map(x.file_permission.split(','), _.toInteger) : [];
                x.manage_permission = x.manage_permission ? _.map(x.manage_permission.split(','), _.toInteger) : [];
            });
        }

        async getPermission(subProjectId) {
            const result = await this.db.query(`SELECT spp.*, p.name, p.role 
                FROM ${this.tableName} spp LEFT JOIN ${this.ctx.service.projectAccount.tableName} p
                On spp.uid = p.id WHERE spp.spid = ?`, [subProjectId]);
            this.parsePermission(result);
            return result;
        }

        async getBudgetPermission(subProjectId) {
            const result = await this.db.query(`SELECT spp.*, p.name, p.role 
                FROM ${this.tableName} spp LEFT JOIN ${this.ctx.service.projectAccount.tableName} p
                On spp.uid = p.id WHERE spp.spid = ? and budget_permission <> ''`, [subProjectId]);
            this.parsePermission(result);
            return result;
        }

        async getUserPermission(pid, uid) {
            const result = await this.getAllDataByCondition({
                where: { uid: this.ctx.session.sessionUser.accountId, pid: this.ctx.session.sessionProject.id }
            });
            this.parsePermission(result);
            return result;
        }

        async getBudgetUserPermission(bid) {
            const _ = this.ctx.helper._;
            const result = await this.getDataByCondition({uid: this.ctx.session.sessionUser.accountId, bid});
            if (result) this.parsePermission(result);
            return result;
        }

        async savePermission(subProjectId, member) {
            const orgMember = await this.getAllDataByCondition({ where: { spid: subProjectId } });
            const dm = [], um = [], im = [];
            for (const om of orgMember) {
                const nm = member.find(x => { return om.uid === x.uid; });
                if (!nm) {
                    dm.push(om.id);
                } else {
                    um.push({
                        id: om.id, budget_permission: nm.budget_permission.join(','),
                        file_permission: nm.file_permission.join(','),
                        manage_permission: nm.manage_permission.join(',')
                    });
                    member.splice(member.indexOf(nm), 1);
                }
            }
            for (const m of member) {
                im.push({
                    spid: subProjectId, pid: this.ctx.session.sessionProject.id, uid: m.uid,
                    budget_permission: m.budget_permission.join(','),
                    file_permission: m.file_permission.join(','),
                    manage_permission: m.manage_permission.join(',')
                })
            }
            const conn = await this.db.beginTransaction();
            try {
                if (dm.length > 0) await conn.delete(this.tableName, { id: dm });
                if (um.length > 0) await conn.updateRows(this.tableName, um);
                if (im.length > 0) await conn.insert(this.tableName, im);
                await conn.commit();
            } catch (err) {
                await conn.rollback();
                throw err;
            }
        }
    }

    return subProjPermission;
};