'use strict';

/**
 * 决策大屏用户查看权限-数据模型
 *
 * @author ellisran
 * @date 2021/09/23
 * @version
 */
const accountGroup = require('../const/account_group').group;
const paymentConst = require('../const/payment');
module.exports = app => {
    class paymentFolder extends app.BaseService {
        constructor(ctx) {
            super(ctx);
            this.tableName = 'payment_folder';
        }

        async addFolder(projectId, uid, parentId = 0, name) {
            const transaction = await this.db.beginTransaction();
            try {
                const tenderCount = await this.ctx.service.paymentTender.count({ folder_id: parentId });
                if (tenderCount > 0) {
                    throw '文件夹下存在标段无法创建子文件夹';
                }
                let level = 1;
                let parent_path = '';
                if (parentId !== 0) {
                    const parentFolderInfo = await this.getDataById(parentId);
                    if (!parentFolderInfo) throw '父文件夹不存在';
                    level = parentFolderInfo.level + level;
                    if (parentFolderInfo.is_leaf) {
                        await transaction.update(this.tableName, { id: parentFolderInfo.id, is_leaf: 0 });
                    }
                    parent_path = parentFolderInfo.parent_path ? parentFolderInfo.parent_path + '-' + parentFolderInfo.id : parentFolderInfo.id;
                }
                const childrenCount = await transaction.count(this.tableName, { parent_id: parentId });
                const order = childrenCount + 1;
                const insertData = {
                    pid: projectId,
                    uid,
                    name,
                    parent_id: parentId,
                    parent_path,
                    level,
                    order,
                    is_leaf: 1,
                    in_time: new Date(),
                };
                await transaction.insert(this.tableName, insertData);
                await transaction.commit();
            } catch (err) {
                await transaction.rollback();
                throw err;
            }
        }

        async deleteFolder(id) {
            // 删除所有底下的目录
            const transaction = await this.db.beginTransaction();
            try {
                const info = await this.getDataById(id);
                if (info.uid !== this.ctx.session.sessionUser.accountId && !this.ctx.session.sessionUser.is_admin) {
                    throw '您没有权限删除此文件夹';
                }
                let ids = [info.id];
                if (info.parent_id === 0) {
                    const childList = await this.getAllDataByCondition({ where: { parent_id: info.id } });
                    if (childList.length > 0) {
                        ids = [...ids, ...this._.map(childList, 'id')];
                        for (const c of childList) {
                            const deleteData = await this.getDataByParentPath(this.tableName, c.parent_path + '-' + c.id + '%', transaction);
                            if (deleteData.length > 0) {
                                const delids = this._.map(deleteData, 'id');
                                ids = [...ids, ...delids];
                            }
                        }
                    }
                } else if (info.parent_path) {
                    const deleteData = await this.getDataByParentPath(this.tableName, info.parent_path + '-' + info.id + '%', transaction);
                    if (deleteData.length > 0) {
                        const delids = this._.map(deleteData, 'id');
                        ids = [...ids, ...delids];
                    }
                }
                // 判断是否存在标段，有则无法删除目录
                const tenderCount = await this.ctx.service.paymentTender.count({ folder_id: ids });
                if (tenderCount > 0) {
                    throw '文件夹下存在标段，无法删除';
                }
                await transaction.delete(this.tableName, { id: ids });
                await transaction.commit();
            } catch (err) {
                await transaction.rollback();
                throw err;
            }
        }

        async getDataByParentPath(tableName, parent_path, transaction = null) {
            this.initSqlBuilder();
            this.sqlBuilder.setAndWhere('parent_path', {
                value: this.db.escape(parent_path),
                operate: 'Like',
            });
            const [sql, sqlParam] = this.sqlBuilder.build(tableName);
            const resultData = transaction ? await transaction.query(sql, sqlParam) : await this.db.query(sql, sqlParam);
            return resultData;
        }

        async getList(uid, tenderList, auditPermission) {
            // 获取所有项目参与者
            const accountList = await this.ctx.service.projectAccount.getAllDataByCondition({
                where: { project_id: this.ctx.session.sessionProject.id, enable: 1 },
                columns: ['id', 'name'],
            });
            let folderList = [];
            if (auditPermission.view_all) {
                folderList = await this.getAllDataByCondition({ where: { pid: this.ctx.session.sessionProject.id } });
            } else {
                folderList = await this.getAllDataByCondition({ where: { uid } });
                // 再找出标段对应的目录及自建的目录下的子目录
                if (tenderList.length > 0) {
                    for (const t of tenderList) {
                        if (this._.findIndex(folderList, { id: t.folder_id }) === -1) {
                            const folderInfo = await this.getDataById(t.folder_id);
                            folderList.push(folderInfo);
                        }
                    }
                }
                if (folderList.length > 0) {
                    const leafFolderList = this._.filter(folderList, { is_leaf: 1 });
                    const parentFolderIdList = this._.map(this._.filter(folderList, { is_leaf: 0 }), 'id');
                    const allNotExistFolderIds = [];
                    for (const lf of leafFolderList) {
                        let parentPathArray = lf.parent_path !== '' ? lf.parent_path.split('-') : [];
                        if (parentPathArray.length > 0) {
                            parentPathArray = parentPathArray.map(function(data) {
                                return +data;
                            });// 字符串数组转整型数组
                        }
                        const notExistFolderIds = this._.difference(parentPathArray, parentFolderIdList);
                        if (notExistFolderIds.length > 0) {
                            for (const id of notExistFolderIds) {
                                if (!this._.includes(allNotExistFolderIds, id)) {
                                    allNotExistFolderIds.push(id);
                                }
                            }
                        }
                    }
                    if (allNotExistFolderIds.length > 0) {
                        const newFolderList = await this.getAllDataByCondition({ where: { id: allNotExistFolderIds } });
                        folderList = [...folderList, ...newFolderList];
                    }
                }
            }
            if (folderList.length > 0) {
                // folderList = this._.uniqBy(folderList, 'id');
                for (const f of folderList) {
                    const userInfo = this._.find(accountList, { id: f.uid });
                    f.user_name = userInfo ? userInfo.name : '';
                }
            }
            return folderList;
        }

        // async getChildrenByParentId(parentId, transaction = null) {
        //     const list = await this.getAllDataByCondition({ where: { parent_id: parentId } });
        // }
    }
    return paymentFolder;
};