StockQuery

package com.example.wms;

import android.app.ProgressDialog;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.ListView;
import android.widget.Toast;

import androidx.appcompat.app.AppCompatActivity;

import com.example.wms.entity.StockEntityQuery_data;
import com.example.wms.entity.StockQueryEntity;
import com.example.wms.entity.StockQueryParam;
import com.example.wms.util.HttpHelper;
import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;

import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpParams;
import org.json.JSONException;
import org.json.JSONObject;

import java.util.LinkedList;
import java.util.List;
import java.util.Map;

public class StockQuery extends AppCompatActivity {

    private ListView listView_main_news;
    private List<Map<String, String>> list_map = null;
    private ImageButton btn_1;
    private Button btn_2;
    private String result = "";
    private EditText itemname;
    HttpParams httpParameters;
    private Context mContext;
    private StockQueryAdapter mAdapter = null;
    private ListView list_stockquery;
    private LinkedList<StockEntityQuery_data> mDate = new LinkedList<>();
    private ListView lv_stockquery;

    private StockEntityQuery_data stockEntityQuery_data;
    private StockQueryParam stockQueryParam;
    private String QueryErrorMsg = "";//接口消息
    private  String StockData="";//库存数据

    ProgressDialog progressDialog;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_stock_query);

        lv_stockquery = (ListView) findViewById(R.id.list_stockquery);
        btn_1 = findViewById(R.id.fh_btn);
        btn_1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                finish();
            }
        });
        //查找数据按钮
        btn_2 = findViewById(R.id.btn_queryboxStock_qqq);
        btn_2.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                try {
                    //1.获取查询条件
                    itemname = findViewById(R.id.et_code);
                    String itemn = itemname.getText().toString();

                    progressDialog = new ProgressDialog(StockQuery.this);
                    progressDialog.setTitle("CATL");
                    progressDialog.setMessage("正在努力加载页面，请稍等......");
                    progressDialog.setIndeterminate(true);
                    progressDialog.setCancelable(false);
                    progressDialog.show();

                    new Thread(new Runnable() {
                        public void run() {
                            try {
                                QueryStock(itemn);
                                Message msg = new Message();
                                msg.what = 0;
                                HttpHelper.handler.sendMessage(msg);
                            } catch (Exception e) {
                                e.printStackTrace();
                            }
                        }
                    }).start();

                    HttpHelper.handler = new Handler() {
                        public void handleMessage(Message msg) {
                            try {
                                Gson gson = new Gson();
                                mDate = gson.fromJson(StockData, new TypeToken<LinkedList<StockEntityQuery_data>>() {
                                }.getType());
                                if (mDate.size() > 0) {
                                    mContext = StockQuery.this;
                                    // 6.把添加的界面显示到界面上
                                    mAdapter = new StockQueryAdapter((LinkedList<StockEntityQuery_data>) mDate, mContext);
                                    lv_stockquery.setAdapter(mAdapter);
                                } else {
                                    QueryErrorMsg = "没有库存";
                                }

                                if (progressDialog != null) {
                                    progressDialog.dismiss();

                                    if (QueryErrorMsg.equals("")) {
                                        Toast.makeText(StockQuery.this, "库存查询成功", Toast.LENGTH_LONG).show();
                                    } else {
                                        Toast.makeText(StockQuery.this, QueryErrorMsg, Toast.LENGTH_SHORT).show();
                                    }
                                }
                            } catch (Exception e) {
                                e.printStackTrace();
                            }
                        }
                    };

                } catch (Exception e) {
                    e.printStackTrace();
                }

            }
        });
    }
    public void QueryStock(String item){
            // 2.获取凭证 给对象设置数据转换成json
            Gson gson = new Gson();
            StockQueryParam stockQueryParam = new StockQueryParam();
            stockQueryParam.setItemname(item);
            String value = gson.toJson(stockQueryParam);
            JSONObject root = new JSONObject();
            try {
                //存data的值
                root.put("EncryptTokenNo", HttpHelper.EncryptTokenNo);
                root.put("apptype", HttpHelper.AppType);
                root.put("AppDeviceNo", HttpHelper.AppDeviceNo);
                root.put("IPAddress", HttpHelper.IPAddress);
                root.put("JsonData", value);
            } catch (JSONException e) {
                e.printStackTrace();
            }
            // 3.调用接口
            result = PostInfo(root.toString());
            mDate.clear();


            try {
                // 4.返回的json数据转换成list集合
                // 5.用适配器添加集合
                JSONObject jsonObjectALL = null;
                jsonObjectALL = new JSONObject(result);
                String code = jsonObjectALL.optString("code", null);
                String isSucc = jsonObjectALL.optString("IsSucc", null);
                String baseinfo = jsonObjectALL.optString("info", null);
                String data = jsonObjectALL.optString("data", null);
                if (code.equals("1")) {
                    StockData=data;
                } else {
                    QueryErrorMsg = "查询库存接口返回失败,消息：" + baseinfo;
                }

            } catch (JSONException e) {
                e.printStackTrace();
            }
        }
    protected String PostInfo(String json){
            //Setting_Activity.SDcard();
            //String url= HttpHelper.BASE_URL+methedName;
            return HttpHelper.Post(HttpHelper.url_StockQuery, json);
        }
}