解决数据同步保存按钮异常问题

src/app/pages/system-management/data-synchronize/data-synchronize.component.html

@@ -28,7 +28,7 @@
             </div>
         </div>
         <div class="user-footer">
-            <button (click)='save()' nz-button nzType="primary" class="mr10" [disabled]='!dateRange'>确定</button>
+            <button (click)='save()' nz-button nzType="primary" class="mr10" [disabled]='!search.startDate||!search.endDate'>确定</button>
             <!-- <button (click)='cancel()' nz-button nzType="default">取消</button> -->
         </div>
     </div>

src/app/pages/system-management/data-synchronize/data-synchronize.component.ts

@@ -63,6 +63,7 @@ export class DataSynchronizeComponent implements OnInit {
 
     //日期时间处理
     changeDate(time) {
+        if(time){
             var date = new Date(time);
             var Y = date.getFullYear() + '';
             var M = (date.getMonth() + 1 < 10 ? '0' + (date.getMonth() + 1) : date.getMonth() + 1) + '';
@@ -71,6 +72,9 @@ export class DataSynchronizeComponent implements OnInit {
             var m = (date.getMinutes() < 10 ? '0' + date.getMinutes() : date.getMinutes()) + '';
             var s = date.getSeconds() < 10 ? '0' + date.getSeconds() : date.getSeconds() + '';
             return Y + '-' + M + '-' + D + ' ' + h + ':' + m ;
+        }else{
+            return '';
+        }
     }
 
     //保存