Android Open Source - E-merg Add Services Fragment

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License

The source code is released under:

Apache License

Java Source Code

package com.e_merg.fragments;
/*  ww  w  .j  a v  a2  s  . co  m*/
import java.util.ArrayList;
import java.util.List;

import org.apache.http.NameValuePair;
import org.apache.http.message.BasicNameValuePair;
import org.json.JSONException;
import org.json.JSONObject;

import android.app.Activity;
import android.app.ProgressDialog;
import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Spinner;
import android.widget.Toast;

import com.e_merg.R;
import com.e_merg.activities.MainActivity;
import com.e_merg.adapters.SpinnerServiceAdapter;
import com.e_merg.interfaces.OnChangeFragmentListener;
import com.e_merg.types.ServiceHandler;
import com.e_merg.types.ServiceItem;

public class AddServicesFragment extends Fragment implements OnClickListener{

  OnChangeFragmentListener fragmentListener;
  
  EditText editOther;
  Spinner spServices;
  Button btnSkip,btnFinish;
  
  SpinnerServiceAdapter spinnerAdapter;
  
  private static String url = "http://www.sharemiale.info.ke/emerg_api/index.php";
  private ProgressDialog pDialog;
  

    private static String TAG_SUCCESS = "success";
    private static String TAG_SUCCESS_MSG = "success_msg";
    private static String TAG_ERROR = "error";
    private static String TAG_ERROR_MSG = "error_msg";
  private static final String TAG_REQ = "add-services";
  
  private String services;//,other;
  
  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container,
      Bundle savedInstanceState) {
    // TODO Auto-generated method stub
    
    return inflater.inflate(R.layout.fragment_add_services, container,false);
  }
  
  @Override
  public void onActivityCreated(Bundle savedInstanceState) {
    // TODO Auto-generated method stub
    super.onActivityCreated(savedInstanceState);
    
    editOther = (EditText)getView().findViewById(R.id.editOtherService);
    spServices = (Spinner)getView().findViewById(R.id.spServices);
    btnSkip = (Button)getView().findViewById(R.id.btnSkip);
    btnFinish = (Button)getView().findViewById(R.id.btnFinish);
    
    spinnerAdapter = new SpinnerServiceAdapter(getActivity(), getResources().getString(R.string.spServiceHeader),  
        getResources().getString(R.string.spServiceSubHeader));
    
    String[] rawRervices = getResources().getStringArray(R.array.array_services);
    ServiceItem[] serviceItems = new ServiceItem[rawRervices.length];
    for(int i=0;i<rawRervices.length;i++){
      serviceItems[i] = new ServiceItem(rawRervices[i],false);
    }
    spinnerAdapter.setListData(serviceItems);
    spServices.setAdapter(spinnerAdapter);
    
    
    btnSkip.setOnClickListener(this);
    btnFinish.setOnClickListener(this);
  }

  @Override
  public void onAttach(Activity activity) {
    // TODO Auto-generated method stub
    super.onAttach(activity);
    try {
            fragmentListener = (OnChangeFragmentListener)activity;
        }catch (ClassCastException e) {
            throw new ClassCastException(activity.toString() + " must implement OnChangeFragmentListener");
        }
  }


  @Override
  public void onDetach() {
    // TODO Auto-generated method stub
    fragmentListener = null;
    super.onDetach();
  }

  @Override
  public void onClick(View v) {
    // TODO Auto-generated method stub
    if(v == btnSkip){
      
      fragmentListener.onChangeFragment(new NearbyFragment());
      
    }else if(v == btnFinish){
      //pick services and send online
      String services = "";
      
      for(int i=0;i<spinnerAdapter.getCount();i++){
        ServiceItem serviceItem = spinnerAdapter.getItem(i);
        if(serviceItem.isSelected()){
          services = services.concat(serviceItem.getService()+", ");
        }
      }
      
      services = services.concat(editOther.getText().toString().trim());
      
      if(services.equalsIgnoreCase("")){
        Toast.makeText(getActivity(), "Enter Service", Toast.LENGTH_SHORT).show();    
      }else{
        new AddCenterService().execute();
      }
      //fragmentListener.onChangeFragment(new NearbyFragment());
    }
  }
    
  
  private class AddCenterService extends AsyncTask<String, String, String> {

        @Override
        protected void onPreExecute(){
            super.onPreExecute();
            //showing progress dialog
            pDialog = new ProgressDialog(getActivity());
            pDialog.setMessage("Please wait...");
            pDialog.setCancelable(false);
            pDialog.show();
        }


        @Override
        protected String doInBackground(String... params) {
            // TODO Auto-generated method stub
            //Creating service handler class instance
            ServiceHandler sh = new ServiceHandler();
            
            List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
            nameValuePairs.add(new BasicNameValuePair("req", TAG_REQ));
            nameValuePairs.add(new BasicNameValuePair("center_no", MainActivity.currentCenterNo));
            nameValuePairs.add(new BasicNameValuePair("services", services));
            
            //Making a request to url and getting response
            String jsonStr = sh.makeServiceCall(url, ServiceHandler.POST,nameValuePairs);

            Log.d("Center Number"," > "+MainActivity.currentCenterNo);
            Log.d("Services"," > "+services);
            //shows the response gotten from the http request
            Log.d("Response: "," > "+jsonStr);

            if(jsonStr != null){

                try {
                JSONObject jsonObj = new JSONObject(jsonStr);
              String success = jsonObj.getString(TAG_SUCCESS);
              if(success != null && success.equalsIgnoreCase("1")){ 

                    return jsonObj.getString(TAG_SUCCESS_MSG);
              }else{
                String error = jsonObj.getString(TAG_ERROR);
                if(error != null && error.equalsIgnoreCase("1")){  
                  return jsonObj.getString(TAG_ERROR_MSG);
                }else{
                  return "";
                }
              }
                } catch (JSONException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                    return "";
                }

            }else{
                return "";
            }

        }


        @Override
        protected void onPostExecute(String result){
            super.onPostExecute(result);

            if(pDialog.isShowing()){
                pDialog.dismiss();
            }


            if(!result.equalsIgnoreCase("")){
              Toast.makeText(getActivity(), result, Toast.LENGTH_SHORT).show();
              fragmentListener.onChangeFragment(new NearbyFragment());

            }else{
                Toast.makeText(getActivity(), "Service Not Added", Toast.LENGTH_SHORT).show();
            }

        }


    }
  
}//END OF CLASS AddServicesFragment

Java Source Code List

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