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| public class MainActivity extends ListActivity {
// Search EditText
EditText inputSearch;
private ProgressDialog pDialog;
// URL to get contacts JSON
private static String url = "http://pokeapi.co/api/v1/pokedex/1";
// JSON Node names
private static final String TAG_POKEMON = "pokemon";
private static final String TAG_NAME= "name";
private static final String TAG_RESOURCE_URI = "resource_uri";
// contacts JSONArray
JSONArray pokemon = null;
// Hashmap for ListView
ArrayList<Pokemon> pokemonList = new ArrayList<Pokemon>();
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ListView lv = getListView();
// Listview on item click listener
lv.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view,
int position, long id) {
// getting values from selected ListItem
String name = ((TextView) view.findViewById(R.id.name))
.getText().toString();
String cost = ((TextView) view.findViewById(R.id.recourceuri))
.getText().toString();
// Starting single contact activity
Intent in = new Intent(getApplicationContext(),
SingleContactActivity.class);
in.putExtra(TAG_NAME, name);
in.putExtra(TAG_RESOURCE_URI, cost);
//in.putExtra(TAG_PHOTO, description);
startActivity(in);
}
});
// Calling async task to get json
new GetContacts().execute();
lv = (ListView) findViewById(android.R.id.list);
inputSearch = (EditText) findViewById(R.id.inputSearch);
inputSearch.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence cs, int arg1, int arg2, int arg3) {
// When user changed the Text
// MainActivity.this.contactList.getFilter().filter(cs);
}
@Override
public void beforeTextChanged(CharSequence arg0, int arg1, int arg2,
int arg3) {
// TODO Auto-generated method stub
}
@Override
public void afterTextChanged(Editable arg0) {
// TODO Auto-generated method stub
}
});
}
/**
* Async task class to get json by making HTTP call
* */
private class GetContacts extends AsyncTask<Void, Void, Void> {
@Override
protected void onPreExecute() {
super.onPreExecute();
// Showing progress dialog
pDialog = new ProgressDialog(MainActivity.this);
pDialog.setMessage("Please wait...");
pDialog.setCancelable(false);
pDialog.show();
}
@Override
protected Void doInBackground(Void... arg0) {
// Creating service handler class instance
ServiceHandler sh = new ServiceHandler();
// Making a request to url and getting response
String jsonStr = sh.makeServiceCall(url, ServiceHandler.GET);
Log.d("Response: ", "> " + jsonStr);
if (jsonStr != null) {
try {
JSONObject jsonObj = new JSONObject(jsonStr);
// Getting JSON Array node
pokemon = jsonObj.getJSONArray(TAG_POKEMON);
JSONObject pokemonobject = pokemon.getJSONObject(0);
Log.d("bert", "first pokemon: " + pokemonobject.getString(TAG_NAME));
pokemonobject = pokemon.getJSONObject(1);
Log.d("bert","second pokemon: " + pokemonobject.getString(TAG_NAME) + " met URI " + pokemonobject.getString(TAG_RESOURCE_URI) );
//Log.d("bert","first " + pokemon.);
// looping through All Contacts
for (int i = 0; i < pokemon.length() ; i++) {
JSONObject c = pokemon.getJSONObject(i);
String name = c.getString(TAG_NAME);
String resource = c.getString(TAG_RESOURCE_URI);
Log.d("bert", i + name);
// adding contact to contact list
pokemonList.add(new Pokemon(name,resource));
}
} catch (JSONException e) {
e.printStackTrace();
}
} else {
Log.e("ServiceHandler", "Couldn't get any data from the url");
}
return null;
}
@Override
protected void onPostExecute(Void result) {
super.onPostExecute(result);
// Dismiss the progress dialog
if (pDialog.isShowing())
pDialog.dismiss();
/**
* Updating parsed JSON data into ListView
* */
/*ListAdapter adapter = new SimpleAdapter(
MainActivity.this, pokemonList,
R.layout.list_item, new String[] { TAG_NAME, TAG_RESOURCE_URI,
}, new int[] { R.id.name,
R.id.recourceuri });*/
// setListAdapter(adapter);
}
}
} |
