fix-修改保存问题

tools/databaseHelper.js

@@ -11,14 +11,14 @@ var saveJsonToDb = (json, table, key) => {
     return new Promise((resovle, reject) => {
         var sql = "";
         if (_.has(json, key) && _.get(json, key, 0) > 0) {
-            var id = _.get(json, key);
-            _.unset(json, key);
+            var jsonClone = Object.assign({},json);
+            _.unset(jsonClone, key);
             var where = {};
-            where[key] = id;
+            where[key] = _.get(json, key);;
             // update
             sql = db.sql.$update({
                 $table: table,
-                $set: json,
+                $set: jsonClone,
                 $where: where
             });
         } else {
@@ -32,7 +32,9 @@ var saveJsonToDb = (json, table, key) => {
         db.query(sql.sql, sql.values)
             .then((rows) => {
                 // console.log(JSON.stringify(rows));
-                json[key] = rows.insertId;
+                if (rows.insertId > 0) {
+                    json[key] = rows.insertId;
+                }
                 resovle(json);
             }).catch((err) => {
                 reject(JSON.stringify(err));
@@ -114,7 +116,7 @@ var countByJson = (json, table, key) => {
  * @param {*} page 
  * @param {*} pageSize 
  */
-var pagedDbByJson = (json, table, items, key, page = 1, pageSize = 10,orderby="") => {
+var pagedDbByJson = (json, table, items, key, page = 1, pageSize = 10, orderby = "") => {
     return new Promise((resovle, reject) => {
         countByJson(json, table, key)
             .then((len) => {
@@ -123,7 +125,7 @@ var pagedDbByJson = (json, table, items, key, page = 1, pageSize = 10,orderby=""
                         $limit: pageSize,
                         $offset: (page - 1) * pageSize,
                     }
-                    if (!_.isEmpty){
+                    if (!_.isEmpty) {
                         extra['$orderby'] = orderby;
                     }
                     return listDbByJson(json, table, items, extra).then((data) => {