GovernmentDataResourceCenter/api/app/lib/controllers/metadataSearch/index.js

'use strict';
const { Pool } = require('pg');

function searchMeta(opts) {
    return async function (ctx, next) {
        let errMsg = { message: '搜索元数据失败' }
        try {
            const models = ctx.fs.dc.models;
            const { keywords } = ctx.query;
            const where = {

            };

            if (keywords) {
                where['$or'] = [{ name: { $iLike: `%${keywords}%` } }
                ]
            }
            const findObj = {
                include: [
                    {
                        model: models.TagDatabase,
                        include: [{
                            model: models.Tag,
                        }]
                    }],
                where: {
                    ...where,
                    type: { $in: ['表', '库'] }
                }
            }
            const findObj2 = {
                include: [
                    {
                        model: models.TagFile,
                        include: [{
                            model: models.Tag,
                        }]
                    }],
                where: where
            }
            const findObj3 = {
                include: [
                    {
                        model: models.TagRestapi,
                        include: [{
                            model: models.Tag,
                        }]
                    }],
                where: where
            }

            const rslt1 = await models.MetadataDatabase.findAndCountAll(findObj);
            const rslt2 = await models.MetadataFile.findAndCountAll(findObj2);
            const rslt3 = await models.MetadataRestapi.findAndCountAll(findObj3);
            const fileRslt = rslt2.rows.map(s => { return { ...s.dataValues, type: '文件', tagDatabases: s.tagFiles } })
            const restapiRslt = rslt3.rows.map(s => { return { ...s.dataValues, type: '接口', tagDatabases: s.tagRestapis } })
            ctx.status = 200;
            ctx.body = {
                count: rslt1.count + rslt2.count + rslt3.count,
                rows: rslt1.rows.concat(fileRslt).concat(restapiRslt)
            };
        } catch (error) {
            ctx.fs.logger.error(`path: ${ctx.path}, error: ${error}`);
            ctx.status = 400;
            ctx.body = errMsg
        }
    }
}

// 新增模型
function getTableData(opts) {
    return async function (ctx, next) {

        const models = ctx.fs.dc.models;
        try {
            const { id } = ctx.query;
            let { user, host, database, password, port } = ctx.request.body;
            const pool = new Pool({
                user: user,
                host: host,
                database: database,
                password: password,
                port: port,
            })
            const client = await pool.connect()

            const tableName = "user"
            const ress = await client.query(`SELECT * from  "${tableName}"`, [])
            console.log(ress.rows)

            ctx.status = 200;
            ctx.body = { rslt: ress.rows }
        } catch (error) {
            ctx.fs.logger.error(`path: ${ctx.path}, error: ${error}`);
            ctx.status = 200;
            ctx.body = { message: '连接失败' }
        }
    }
}

module.exports = {
    searchMeta,
    getTableData
}