'use strict';

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

module.exports = app => {
    class BudgetPermission 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.BudgetPermissionConst = {
                view: { title: '查看', value: 1 },
                edit: { title: '编辑', value: 2 },
            };
            this.FilePermissionConst = {
                view: { title: '查看', value: 1 },
                upload: { title: '上传文件', value: 2 },
                edit: { title: '文件类别编辑', value: 3 },
            };
            this.ManagePermissionConst = {
                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 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() {
            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 saveBudgetPermission(subProjectId, member) {
            const orgMember = await this.getAllDataByCondition({ where: { spid: subProjectId } });
            const um = [], im = [];
            for (const om of orgMember) {
                const nm = member.find(x => { return om.uid === x.uid; });
                if (!nm) {
                    um.push({ id: om.id, budget_permission: '' });
                } else {
                    um.push({ id: om.id, budget_permission: nm.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.permission.join(',')
                })
            }
            const conn = await this.db.beginTransaction();
            try {
                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;
            }
        }

        async saveFilePermission(subProjectId, uid, permission) {
            const member = await this.getDataByCondition({ where: { spid: subProjectId, uid } });
            if (!permission) {
                if (!member) return;
                await this.defaultUpdate({ id: member.id, file_permission: '', manager_permission: '' });
            } else {
                if (!member) {
                    await this.db.insert(this.tableName, { spid: subProjectId, uid, pid: this.ctx.sessionProject.id, ...permission });
                } else {
                    await this.db.update(this.tableName, { id: member.id, ...permission });
                }
            }
        }
    }

    return BudgetPermission;
};