v0.0.2

src/lib/mysql.js

@@ -0,0 +1,52 @@
+import mysql from 'promise-mysql'
+import { SystemConfig } from '../config.js'
+import { SqlFormat } from '../tool/common_tool.js'
+
+let pool = mysql.createPool({
+  // connectionLimit: 4,     // 连接池最多可以创建的连接数
+  host: SystemConfig.mysql_host,
+  user: SystemConfig.mysql_user,
+  password: SystemConfig.mysql_password,
+  database: SystemConfig.mysql_database,
+  port: SystemConfig.mysql_port,
+  insecureAuth: true
+})
+
+// 执行一行SQL语句并返回结果
+export let query = (sql) => {
+  return pool.query(SqlFormat(sql))
+}
+
+// 执行多行SQL语句并返回结果
+export let querys = (sqls) => {
+  let keys = Object.keys(sqls)
+  let list = Object.values(sqls)
+  let promises = list.map(function (sql) {
+    return query(sql)
+  })
+
+  return Promise.all(promises).then(data => {
+    let result = {}
+    for (let index in data) {
+      result[keys[index]] = data[index]
+    }
+    return result
+  })
+}
+
+// 返回连接
+export let getSqlConnection = () => {
+  return pool.getConnection().disposer(function (connection) {
+    pool.releaseConnection(connection)
+  })
+}
+
+// 连接使用方法
+// var Promise = require("bluebird")
+// Promise.using(getSqlConnection(), function(connection) {
+//     return connection.query('select `name` from hobbits').then(function(row) {
+//         return process(rows)
+//     }).catch(function(error) {
+//         console.log(error)
+//     })
+// })