加入失败项目表，所有失败项都记录到这表；然后通过多表查询所对应的记录；还未完善，可以跑

endian11

2019-11-26 3e3fb023902585f9dfb36562ce29aedf5b051c51

 app/src/main/java/safeluck/drive/evaluation/fragment/TrainFragment.java

@@ -12,6 +12,7 @@
import android.view.View;
import android.view.ViewGroup;
import android.widget.ListView;
import android.widget.Toast;

import java.util.ArrayList;
import java.util.List;
@@ -19,6 +20,8 @@
import me.yokeyword.fragmentation.SupportFragment;
import safeluck.drive.evaluation.DB.Student;
import safeluck.drive.evaluation.DB.WokViewModel;
import safeluck.drive.evaluation.DB.WorkRoomDataBase;
import safeluck.drive.evaluation.DB.failitems.FailedProj_select;
import safeluck.drive.evaluation.R;
import safeluck.drive.evaluation.adapter.ScoreAdapter;
import safeluck.drive.evaluation.bean.ScoreBean;
@@ -34,6 +37,8 @@
    private static final String TAG = TrainFragment.class.getSimpleName();
    private ListView mListView ;
    private ScoreAdapter mScoreAdapter;

    private int item_id;

    private List<ScoreBean> mArrayList = new ArrayList<>();

@@ -59,6 +64,27 @@
            }
        });


        WorkRoomDataBase.getWorkRoomDataBase(getContext().getApplicationContext()).getFailProjDao().getSubject(1).observe(this, new Observer<Integer>() {
            @Override
            public void onChanged(Integer integers) {
                item_id = 0;
                WorkRoomDataBase.getWorkRoomDataBase(getContext().getApplicationContext()).getFailProjDao().getFailedProjects().observe(TrainFragment.this, new Observer<List<FailedProj_select>>() {
                    @Override
                    public void onChanged(List<FailedProj_select> failedProj_selects) {
                        for (FailedProj_select f :
                                failedProj_selects) {
                            item_id += f.getScore_deducting();
                            Log.i(TAG, "onChanged: "+f.toString());
                            Toast.makeText(getActivity().getApplicationContext(),"得分"+item_id,Toast.LENGTH_SHORT).show();
                        }
                    }
                });

            }
        });
        Log.i(TAG, "总扣分："+item_id);

        return view;
    }
    private void initView(View view) {