NFCFragment.java
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package com.example.app_10p5;
import android.app.Fragment;
import android.content.Intent;
import android.content.SharedPreferences;
import android.nfc.NfcAdapter;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.support.design.widget.Snackbar;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Toast;
import java.net.URL;
import java.net.URLEncoder;
import java.util.HashMap;
/**
* Created by Jean-loup Beaussart on 05/05/2016.
*/
public class NFCFragment extends Fragment {
private HashMap<String, String> mParam;
private String mAPI;
@Override
public void onCreate(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View ret = inflater.inflate(R.layout.layout_carte, container, false);
mParam = new HashMap<String, String>();
Bundle b = getArguments();
try {
mParam.put("jeton", URLEncoder.encode(b.getString("token"), "UTF-8"));
switch (b.getInt("state")) {
case MainActivite.STATE_COMMANDE:
if(b.getInt("quantite") != 0){
mParam.put("quantite", URLEncoder.encode(String.valueOf(b.getInt("quantite")), "UTF-8"));
}
else{
mParam.put("montant", URLEncoder.encode(String.valueOf(b.getFloat("montant")), "UTF-8"));
}
mAPI = "api/client/payer";
break;
case MainActivite.STATE_CREATION_COMPTE:
mParam.put("solde", URLEncoder.encode(String.valueOf(b.getFloat("montant")), "UTF-8"));
mAPI = "api/client/ajouter";
break;
case MainActivite.STATE_RECHARGEMENT:
mParam.put("montant", URLEncoder.encode(String.valueOf(b.getFloat("montant")), "UTF-8"));
mAPI = "api/client/recharger";
break;
case MainActivite.STATE_VIDANGE:
mAPI = "api/client/vidange";
break;
case MainActivite.STATE_CONNEXION: //Impossible c'est pas géré ici
case MainActivite.STATE_RIEN:
default:
Snackbar.make(getActivity().findViewById(R.id.coordinator), "WTF, le cancer est dans l'application!!", Snackbar.LENGTH_INDEFINITE).show();
}
}
catch (Throwable t){
System.out.println("Exception: " + t.toString());
Snackbar.make(getActivity().findViewById(R.id.coordinator), "WTF, le cancer est dans l'application!! " + t.toString(), Snackbar.LENGTH_INDEFINITE).show();
}
return ret;
}
// Convertit l'array de byte en chaîne hexadécimale (si le byte = 0x63, str = "63").
private String ByteArrayToHexString(byte [] inarray) {
int i, j, in;
String [] hex = {"0","1","2","3","4","5","6","7","8","9","A","B","C","D","E","F"};
String out= "";
for(j = 0 ; j < inarray.length ; ++j)
{
in = (int) inarray[j] & 0xff;
i = (in >> 4) & 0x0f;
out += hex[i];
i = in & 0x0f;
out += hex[i];
}
return out;
}
public void handleIntent(Intent intent){
if (NfcAdapter.ACTION_TAG_DISCOVERED.equals(intent.getAction())) {
String id_carte = ByteArrayToHexString(intent.getByteArrayExtra(NfcAdapter.EXTRA_ID));
mParam.put("idCarte", id_carte);
clientAPI();
}
}
public void clientAPI() {
try {
SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext());
URL url = new URL(settings.getString("server_address", null) + mAPI);
NetworkThread nt = new NetworkThread(url, mParam);
nt.delegate = (MainActivite) getActivity();
nt.execute();
}
catch (Throwable t){
Toast.makeText(getActivity().getApplicationContext(), "WTF, le cancer est dans l'application!! " + t.toString(), Toast.LENGTH_LONG).show();
}
}
}