fixed vn-mysql time offset

loopback/server/connectors/vn-mysql.js

@@ -24,6 +24,18 @@ class VnMySQL extends MySQL {
         }
     }
 
+    fromColumnValue(prop, val) {
+        if (val == null || !prop || prop.type !== Date)
+            return MySQL.prototype.fromColumnValue.call(this, prop, val);
+
+        let date = new Date(val);
+        let locale = new Date(val);
+        let offset = locale.getTimezoneOffset() * 60000;
+        date.setTime(date.getTime() + offset);
+
+        return date;
+    }
+
     /**
      * Promisified version of execute().
      *
@@ -34,6 +46,16 @@ class VnMySQL extends MySQL {
      * @return {Promise} The operation promise
      */
     executeP(query, params, options = {}, cb) {
+        if (params) {
+            for (let param of params) {
+                if (param && typeof param.getMonth === 'function') {
+                    let locale = new Date(param);
+                    let offset = locale.getTimezoneOffset() * 60000;
+                    param.setTime(param.getTime() - offset);
+                }
+            }
+        }
+
         return new Promise((resolve, reject) => {
             this.execute(query, params, options, (error, response) => {
                 if (cb)
@@ -230,11 +252,12 @@ exports.initialize = function initialize(dataSource, callback) {
 
     dataSource.EnumFactory = EnumFactory;
 
-    if (callback)
+    if (callback) {
         if (dataSource.settings.lazyConnect) {
             process.nextTick(function() {
                 callback();
             });
         } else
             dataSource.connector.connect(callback);
+    }
 };