package cn.flightfeather.thirdapp.dataanalysis;


import android.app.Dialog;
import android.content.Context;
import android.graphics.Rect;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;

import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.List;

import cn.flightfeather.thirdapp.CommonApplication;
import cn.flightfeather.thirdapp.R;
import cn.flightfeather.thirdapp.bean.vo.TaskVo;
import cn.flightfeather.thirdapp.httpservice.TaskService;
import cn.flightfeather.thirdapp.util.CommonUtils;
import cn.flightfeather.thirdapp.util.DialogUtil;
import cn.flightfeather.thirdapp.view.SectionDecoration;
import retrofit2.Call;
import retrofit2.Callback;
import retrofit2.Response;

/**
 * @author riku
 * 任务进度管理界面
 * 按照时间分类，先展示所有的顶层任务
 */
public class AnysisProgressFragment extends Fragment implements View.OnClickListener {

    private CommonApplication application;
    private Context context;

    private TaskService taskService;//任务信息接口
    private Boolean visible = true;

    private TextView TV_task_progress;
    private ImageView image_task_progress;//任务类型图片
    private RecyclerView recyclerView_task_progress;//顶层任务列表
    private LinearLayout LL_task_progress;

    private List<TaskVo> taskProgressVoList;
    private TaskProgressAdapter taskProgressAdapter;

    Dialog dialog = null;//加载弹出框


    public AnysisProgressFragment() {
        // Required empty public constructor
    }


    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        return inflater.inflate(R.layout.fragment_analysis_progress_2, container, false);
    }

    @Override
    public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);

        application = (CommonApplication) getActivity().getApplication();
        taskService = application.getRetrofit().create(TaskService.class);
        context = getContext();

        dialog = DialogUtil.createLoadingDialog(getActivity(), "Loading...");
        initUI(view);
        initData();
    }

    private void initUI(View view){
        TV_task_progress = (TextView) view.findViewById(R.id.TV_task_progress);
        image_task_progress = (ImageView) view.findViewById(R.id.IV_task_progress);
        image_task_progress.setOnClickListener(this);
        recyclerView_task_progress = (RecyclerView) view.findViewById(R.id.RV_task_progress);
        LL_task_progress = (LinearLayout) view.findViewById(R.id.LL_task_progress);
//        LL_task_progress.setVisibility(View.GONE);
    }


    private void initData(){
        taskProgressVoList = new ArrayList<>();
        Call<List<TaskVo>> getTaskProgress = taskService.getTaskProgress(application.getCurrentUser().getGuid());
        getTaskProgress.enqueue(new Callback<List<TaskVo>>() {
            @Override
            public void onResponse(Call<List<TaskVo>> call, Response<List<TaskVo>> response) {
                if (response.body() != null){
                    taskProgressVoList = response.body();
                    LinearLayoutManager layoutManager = new LinearLayoutManager(getContext());
                    layoutManager.setOrientation(LinearLayoutManager.VERTICAL);
                    recyclerView_task_progress.setLayoutManager(layoutManager);
                    taskProgressAdapter = new TaskProgressAdapter(taskProgressVoList, context);
                    recyclerView_task_progress.setAdapter(taskProgressAdapter);
                    recyclerView_task_progress.addItemDecoration(new SimplePaddingDecoration(context));//添加分割线

                    //region 添加时间分类标题
                    recyclerView_task_progress.addItemDecoration(new SectionDecoration(context, new SectionDecoration.DecorationCallback() {
                        @Override
                        public long getGroupId(int position) {
                            Date sTime = taskProgressVoList.get(position).getStarttime();
                            Calendar calendar = Calendar.getInstance();
                            calendar.setTime(sTime);
                            calendar.set(Calendar.DAY_OF_MONTH, 1);
                            calendar.set(Calendar.HOUR_OF_DAY, 0);
                            calendar.set(Calendar.MINUTE, 0);
                            calendar.set(Calendar.SECOND, 0);
                            return calendar.getTimeInMillis();
                        }

                        @Override
                        public String getGroupFirstLine(int position) {
                            String name = taskProgressVoList.get(position).getName();
                            String title = CommonUtils.getSubStr(name, 0, "月");
                            return title;
                        }
                    }));
                    //endregion

                    DialogUtil.closeDialog(dialog);//关闭加载框
                }
            }

            @Override
            public void onFailure(Call<List<TaskVo>> call, Throwable t) {
                DialogUtil.closeDialog(dialog);
            }
        });

    }

    @Override
    public void onHiddenChanged(boolean hidden) {
        super.onHiddenChanged(hidden);
//        taskProgressAdapter.notifyDataSetChanged();
    }

    @Override
    public void onClick(View v) {
        switch (v.getId()) {
//            case R.id.image_task_progress:
//                LL_task_progress.setVisibility(visible? View.VISIBLE : View.GONE);
//                visible = !visible;
////                Toast.makeText(context, "dianji", Toast.LENGTH_SHORT).show();
//                break;

        }
    }

    public class SimplePaddingDecoration extends RecyclerView.ItemDecoration {

        private int dividerHeight;


        public SimplePaddingDecoration(Context context) {
            dividerHeight = context.getResources().getDimensionPixelSize(R.dimen.divider_height);
        }

        @Override
        public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
            super.getItemOffsets(outRect, view, parent, state);
            outRect.bottom = dividerHeight;//类似加了一个bottom padding
        }
    }
}