fix bug by bloc

Author: CarGuo

lib/bloc/base/base_bloc.dart

@@ -86,6 +86,15 @@ abstract class BlocListBase extends BlocBase {
     return (res != null && res.data != null && res.data.length == Config.PAGE_SIZE);
   }
 
+  @protected
+  doNext(res) async {
+    if (res.next != null) {
+      var resNext = await res.next;
+      changeLoadMoreStatus(getLoadMoreStatus(resNext));
+      refreshData(resNext);
+    }
+  }
+
   int get page => _page;
 
   ///列表数据长度

lib/bloc/dynamic_bloc.dart

@@ -11,6 +11,7 @@ class DynamicBloc extends BlocListBase {
     var res = await EventDao.getEventReceived(userName, page: page, needDb: true);
     changeLoadMoreStatus(getLoadMoreStatus(res));
     refreshData(res);
+    await doNext(res);
     return res;
   }
 

lib/bloc/trend_bloc.dart

@@ -11,6 +11,7 @@ class TrendBloc extends BlocListBase {
     var res = await ReposDao.getTrendDao(since: selectTime.value, languageType: selectType.value);
     changeLoadMoreStatus(getLoadMoreStatus(res));
     refreshData(res);
+    await doNext(res);
     return res;
   }
 }