check whether input is valid before submitting

src/locales/en.json

@@ -1633,6 +1633,7 @@
     "You have saved this template": "You have saved this template",
     "Show Hidden Templates": "Show Hidden Transaction Templates",
     "Hide Hidden Templates": "Hide Hidden Transaction Templates",
+    "Template name cannot be blank": "Template name cannot be blank",
     "Are you sure you want to logout from this session?": "Are you sure you want to logout from this session?",
     "Unable to logout from this session": "Unable to logout from this session",
     "Are you sure you want to logout all other sessions?": "Are you sure you want to logout all other sessions?",

src/locales/zh_Hans.json

@@ -1633,6 +1633,7 @@
     "You have saved this template": "您已经保存该模板",
     "Show Hidden Templates": "显示隐藏的模板",
     "Hide Hidden Templates": "不显示隐藏的模板",
+    "Template name cannot be blank": "模板名不能为空",
     "Are you sure you want to logout from this session?": "您确定要退出该会话？",
     "Unable to logout from this session": "无法退出该会话",
     "Are you sure you want to logout all other sessions?": "您确定要退出其他所有会话？",

src/views/desktop/transactions/list/dialogs/EditDialog.vue

@@ -598,6 +598,12 @@ export default {
             return !!this.inputEmptyProblemMessage;
         },
         inputEmptyProblemMessage() {
+            if (this.type === 'template') {
+                if (!this.transaction.name) {
+                    return 'Template name cannot be blank';
+                }
+            }
+
             return null;
         }
     },
@@ -762,6 +768,13 @@ export default {
         save() {
             const self = this;
 
+            const problemMessage = self.inputEmptyProblemMessage;
+
+            if (problemMessage) {
+                self.$refs.snackbar.showMessage(problemMessage);
+                return;
+            }
+
             if (self.type === 'transaction' && (self.mode === 'add' || self.mode === 'edit')) {
                 const doSubmit = function () {
                     self.submitting = true;