修复bug

teacher/src/main/java/com/cooleshow/teacher/ui/course/PianoRoomCourseDetailActivity.java

@@ -145,18 +145,21 @@ public class PianoRoomCourseDetailActivity extends BaseMVPActivity<ActivityPiano
             viewBinding.tvCourseStatus.setText(getString(R.string.course_not_start_str));
             viewBinding.tvCourseStatus.setTextColor(getResources().getColor(com.cooleshow.base.R.color.color_ff802c));
             viewBinding.tvEnterRoom.setVisibility(View.GONE);
+            viewBinding.bottomView.setVisibility(View.GONE);
         }
         if (TextUtils.equals(CourseConstants.COURSE_STATUS_ING, status)) {
             //课程进行中
             viewBinding.tvCourseStatus.setText(R.string.course_ing_str);
             viewBinding.tvCourseStatus.setTextColor(getResources().getColor(com.cooleshow.base.R.color.color_2dc7aa));
             viewBinding.tvEnterRoom.setVisibility(View.VISIBLE);
+            viewBinding.bottomView.setVisibility(View.VISIBLE);
         }
         if (TextUtils.equals(CourseConstants.COURSE_STATUS_COMPLETE, status)) {
             //课程已结束
             viewBinding.tvCourseStatus.setText(R.string.course_is_completed);
             viewBinding.tvCourseStatus.setTextColor(getResources().getColor(com.cooleshow.base.R.color.color_999999));
             viewBinding.tvEnterRoom.setVisibility(View.GONE);
+            viewBinding.bottomView.setVisibility(View.GONE);
         }
         //课后作业信息
         handleHomeworkData(infoBean);

teacher/src/main/res/layout/activity_piano_room_detail_layout.xml

@@ -250,6 +250,12 @@
                 android:layout_height="wrap_content"
                 android:overScrollMode="never"
                 android:scrollbars="horizontal" />
+
+            <View
+                android:visibility="gone"
+                android:id="@+id/bottom_view"
+                android:layout_width="match_parent"
+                android:layout_height="@dimen/dp_100"/>
         </LinearLayout>
     </androidx.core.widget.NestedScrollView>