| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475 | 'use strict';const auditConst = require('../const/audit');/** * 附件表 数据模型 * @author LanJianRong * @date 2020/6/30 * @version */module.exports = app => {    class MaterialFile extends app.BaseService {        /**         * 构造函数         *         * @param {Object} ctx - egg全局变量         * @return {void}         */        constructor(ctx) {            super(ctx);            this.tableName = 'material_file';        }        /**         * 获取当前标段(期)所有上传的附件         * @param {Number} tid 标段id         * @param {Number?} mid 期id         * @return {Promise<void>} 数据库查询实例         */        async getAllMaterialFiles(tid, mid) {            const { ctx } = this;            const where = { tid };            if (mid) where.mid = mid;            const result = await this.db.select(this.tableName, {                where,                orders: [['upload_time', 'desc']],            });            return result.map(item => {                if (!ctx.helper.canPreview(item.fileext)) {                    item.filepath = `tender/${ctx.tender.id}/measure/material/${item.s_order}/file/${item.id}/download`;                }                return item;            });        }        /**         * 存储上传的文件信息至数据库         * @param {Array} payload 载荷         * @return {Promise<void>} 数据库插入执行实例         */        async saveFileMsgToDb(payload) {            return await this.db.insert(this.tableName, payload);        }        /**         * 获取单个文件信息         * @param {Number} id 文件id         * @return {Promise<void>} 数据库查询实例         */        async getMaterialFileById(id) {            return await this.getDataByCondition({ id });        }        /**         * 删除附件         * @param {Number} id - 附件id         * @return {void}         */        async delete(id) {            return await this.deleteById(id);        }    }    return MaterialFile;};
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