first commit

历届学生/17届课程/blog/dist/db/index.js

@@ -0,0 +1,21 @@
+var mysql = require('mysql');
+var config = require('../config/index');
+var DB = (function () {
+    function DB() {
+        this.connection = mysql.createConnection(config.mysql);
+        this.connection.connect();
+    }
+    DB.prototype.query = function (params) {
+        var _this = this;
+        return new Promise(function (reject, resove) {
+            _this.connection.query(params.sql, params.par, function (error, results, fields) {
+                console.log(results);
+                if (error)
+                    throw error;
+                reject(results);
+            });
+        });
+    };
+    return DB;
+}());
+module.exports = new DB();