admin
2021-05-14 1b4b3fed2569ac21ad6feb0a3a2c051175e7c36e
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package com.tejia.lijin.app.ui.category.categoryrevise;
 
import android.content.SharedPreferences;
import android.os.Bundle;
import androidx.recyclerview.widget.GridLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import androidx.recyclerview.widget.ItemTouchHelper;
import android.view.KeyEvent;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;
 
import com.alibaba.fastjson.JSONArray;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.reflect.TypeToken;
import com.tejia.lijin.app.ShoppingApplication;
import com.tejia.lijin.app.util.user.UserUtil;
import com.wpc.library.okhttp.OkHttpUtils;
import com.wpc.library.recyclerviewhelper.ItemDragHelperCallback;
import com.wpc.library.util.common.StringUtils;
import com.tejia.lijin.app.BasicTextHttpResponseHandler;
import com.tejia.lijin.app.R;
import com.tejia.lijin.app.ShoppingApi;
import com.tejia.lijin.app.entity.ChannelEntity;
import com.tejia.lijin.app.ui.BaseActivity;
import com.tejia.lijin.app.util.TopStatusSettings;
 
import org.apache.http.Header;
import org.json.JSONObject;
 
import java.util.List;
 
/**
 * 分类修改
 */
public class CategoryReviseActivity extends BaseActivity implements View.OnClickListener {
    private RecyclerView mRecy;
    private TextView tv_middle, tv_right;
    private List<ChannelEntity> items;
    private List<ChannelEntity> items2;
    int minNum;
    int maxNum;
 
    private String urlTag1 = "navbar/getUserItems";
    private String urlTag2 = "navbar/saveUserItems";
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_category_revise);
        TopStatusSettings.setStatusViewAndDeepColor(this);
        mRecy = findViewById(R.id.recy);
        tv_middle = findViewById(R.id.tv_top_bar_middle);
        tv_right = findViewById(R.id.tv_top_bar_right);
 
        tv_middle.setText("分类");
        tv_right.setText("编辑");
 
        findViewById(R.id.tv_top_bar_left).setOnClickListener(this);
        getUserItems();
    }
 
    private ChannelAdapter adapter;
 
    /*
     * 获取分类列表
     */
    private void getUserItems() {
        ShoppingApi.getUserItems(CategoryReviseActivity.this, UserUtil.getUid(ShoppingApplication.application), new BasicTextHttpResponseHandler() {
            @Override
            public void onSuccessPerfect(int statusCode, Header[] headers, JSONObject jsonObject) throws Exception {
                if (jsonObject.optInt("code") == 0) {
                    Gson gson = new GsonBuilder().serializeNulls().create();
                    int nonCount = jsonObject.optJSONObject("data").optInt("nonCount");
                    minNum = jsonObject.optJSONObject("data").optInt("min");
                    maxNum = jsonObject.optJSONObject("data").optInt("max");
 
                    items = gson.fromJson(jsonObject.optJSONObject("data")
                            .optJSONArray("listExist").toString(), new TypeToken<List<ChannelEntity>>() {
                    }.getType());
                    items2 = gson.fromJson(jsonObject.optJSONObject("data")
                            .optJSONArray("listExist").toString(), new TypeToken<List<ChannelEntity>>() {
                    }.getType());
                    JSONArray jsonArray = new JSONArray();
                    for (int i = 0; i < items.size(); i++) {
                        if (!StringUtils.isEmpty(items.get(i).getId()))
                            jsonArray.add(items.get(i).getId());
                    }
                    final List<ChannelEntity> otherItems = gson.fromJson(jsonObject.optJSONObject("data")
                            .optJSONArray("listItems").toString(), new TypeToken<List<ChannelEntity>>() {
                    }.getType());
 
                    GridLayoutManager manager = new GridLayoutManager(CategoryReviseActivity.this, 4);
                    mRecy.setLayoutManager(manager);
 
                    ItemDragHelperCallback callback = new ItemDragHelperCallback(nonCount + 1);
                    final ItemTouchHelper helper = new ItemTouchHelper(callback);
                    helper.attachToRecyclerView(mRecy);
 
                    adapter = new ChannelAdapter(CategoryReviseActivity.this, tv_right,
                            helper, items, otherItems, nonCount, minNum, maxNum);
                    manager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {
                        @Override
                        public int getSpanSize(int position) {
                            int viewType = adapter.getItemViewType(position);
                            return viewType == ChannelAdapter.TYPE_MY || viewType == ChannelAdapter.TYPE_OTHER ? 1 : 4;
                        }
                    });
                    mRecy.setAdapter(adapter);
 
                    adapter.setOnMyChannelItemClickListener(new ChannelAdapter.OnMyChannelItemClickListener() {
                        @Override
                        public void onItemClick(View v, int position) {
                            Toast.makeText(CategoryReviseActivity.this, items.get(position).getName(), Toast.LENGTH_SHORT).show();
                        }
                    });
                }
            }
        });
    }
 
    @Override
    public void onClick(View v) {
        switch (v.getId()) {
            case R.id.tv_top_bar_left:
                saveData();
                break;
        }
    }
 
    /*
    保存已经编辑完成的导航栏数据
     */
    private void saveData() {
        SharedPreferences sp = getSharedPreferences("user", MODE_PRIVATE);
        JSONArray jsonArray = new JSONArray();
        if (items != null && items.size() > 0) {
            for (int i = 0; i < items.size(); i++) {
                jsonArray.add(items.get(i).getId());
            }
 
            String ids = jsonArray.toJSONString();
            JSONArray jsonArray2 = new JSONArray();
            for (int i = 0; i < items2.size(); i++) {
                jsonArray2.add(items2.get(i).getId());
            }
            String changeIds = jsonArray2.toJSONString();
            if (!ids.equalsIgnoreCase(changeIds)) {
                sp.edit().putString("myCategory", ids).commit();
                ShoppingApi.saveUserItems(CategoryReviseActivity.this, UserUtil.getUid(ShoppingApplication.application), ids, new BasicTextHttpResponseHandler() {
                    @Override
                    public void onSuccessPerfect(int statusCode, Header[] headers, JSONObject jsonObject) throws Exception {
 
                    }
 
                    @Override
                    public void onFinish() {
                        super.onFinish();
                        finish();
                    }
                });
            } else {
                finish();
            }
        }
    }
 
    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event) {
        if (keyCode == KeyEvent.KEYCODE_BACK) {
            saveData();
            return true;
        } else {
            return super.onKeyDown(keyCode, event);
        }
    }
 
    @Override
    protected void onDestroy() {
        super.onDestroy();
        OkHttpUtils.getInstance().cancelTag(urlTag1);
        OkHttpUtils.getInstance().cancelTag(urlTag2);
    }
}