git.gumartinm.name Git - JavaForFun/blob

   1 package de.example.exampletdd.fragment.specific;
   2
   3 import java.io.IOException;
   4 import java.text.DecimalFormat;
   5 import java.text.NumberFormat;
   6 import java.util.ArrayList;
   7 import java.util.List;
   8 import java.util.Locale;
   9
  10 import android.app.DialogFragment;
  11 import android.app.ListFragment;
  12 import android.content.SharedPreferences;
  13 import android.os.Bundle;
  14 import android.preference.PreferenceManager;
  15 import android.widget.ListView;
  16 import de.example.exampletdd.R;
  17 import de.example.exampletdd.activityinterface.GetWeather;
  18 import de.example.exampletdd.fragment.ErrorDialogFragment;
  19 import de.example.exampletdd.model.forecastweather.ForecastWeatherData;
  20 import de.example.exampletdd.service.WeatherServicePersistenceFile;
  21
  22 public class WeatherInformationSpecificDataFragment extends ListFragment implements GetWeather {
  23     private boolean mIsFahrenheit;
  24     private int mChosenDay;
  25     private WeatherServicePersistenceFile mWeatherServicePersistenceFile;
  26
  27     @Override
  28     public void onCreate(final Bundle savedInstanceState) {
  29         super.onCreate(savedInstanceState);
  30
  31         final Bundle extras = this.getActivity().getIntent().getExtras();
  32
  33         if (extras != null) {
  34             this.mChosenDay = extras.getInt("CHOSEN_DAY", 0);
  35         } else {
  36             this.mChosenDay = 0;
  37         }
  38
  39         this.mWeatherServicePersistenceFile = new WeatherServicePersistenceFile(
  40                 this.getActivity());
  41
  42         // final SharedPreferences sharedPreferences = PreferenceManager
  43         // .getDefaultSharedPreferences(this.getActivity());
  44         // final String keyPreference = this.getResources().getString(
  45         // R.string.weather_preferences_language_key);
  46         // this.mLanguage = sharedPreferences.getString(
  47         // keyPreference, "");
  48     }
  49
  50     @Override
  51     public void onActivityCreated(final Bundle savedInstanceState) {
  52         super.onActivityCreated(savedInstanceState);
  53
  54         final ListView listWeatherView = this.getListView();
  55         listWeatherView.setChoiceMode(ListView.CHOICE_MODE_NONE);
  56
  57         final WeatherSpecificDataAdapter adapter = new WeatherSpecificDataAdapter(this.getActivity(),
  58                 R.layout.weather_data_entry_list);
  59
  60         this.setEmptyText("No data available");
  61
  62         this.setListAdapter(adapter);
  63         this.setListShown(true);
  64         this.setListShownNoAnimation(true);
  65
  66         if (savedInstanceState != null) {
  67             // Restore state
  68             final ForecastWeatherData forecastWeatherData = (ForecastWeatherData) savedInstanceState
  69                     .getSerializable("ForecastWeatherData");
  70
  71             if (forecastWeatherData != null) {
  72                 try {
  73                     this.mWeatherServicePersistenceFile
  74                     .storeForecastWeatherData(forecastWeatherData);
  75                 } catch (final IOException e) {
  76                     final DialogFragment newFragment = ErrorDialogFragment
  77                             .newInstance(R.string.error_dialog_generic_error);
  78                     newFragment.show(this.getFragmentManager(), "errorDialog");
  79                 }
  80             }
  81         }
  82     }
  83
  84     @Override
  85     public void onSaveInstanceState(final Bundle savedInstanceState) {
  86
  87         // Save state
  88         final ForecastWeatherData forecastWeatherData = this.mWeatherServicePersistenceFile
  89                 .getForecastWeatherData();
  90
  91         if (forecastWeatherData != null) {
  92             savedInstanceState.putSerializable("ForecastWeatherData", forecastWeatherData);
  93         }
  94
  95         super.onSaveInstanceState(savedInstanceState);
  96     }
  97
  98     @Override
  99     public void getWeatherByDay(final int chosenDay) {
 100
 101         final ForecastWeatherData forecastWeatherData = this.mWeatherServicePersistenceFile
 102                 .getForecastWeatherData();
 103         if (forecastWeatherData != null) {
 104             this.updateForecastWeatherData(forecastWeatherData, chosenDay);
 105         }
 106
 107     }
 108
 109     @Override
 110     public void getRemoteWeatherInformation() {
 111         // Nothing to do.
 112     }
 113
 114
 115     public void updateForecastWeatherData(final ForecastWeatherData forecastWeatherData,
 116             final int chosenDay) {
 117         final DecimalFormat tempFormatter = (DecimalFormat) NumberFormat.getNumberInstance(Locale
 118                 .getDefault());
 119         tempFormatter.applyPattern("#####.#####");
 120         final double tempUnits = this.mIsFahrenheit ? 0 : 273.15;
 121
 122         final List<WeatherSpecificDataEntry> entries = this.createEmptyEntriesList();
 123
 124         final WeatherSpecificDataAdapter adapter = new WeatherSpecificDataAdapter(
 125                 this.getActivity(), R.layout.weather_data_entry_list);
 126
 127
 128         final de.example.exampletdd.model.forecastweather.List forecast = forecastWeatherData
 129                 .getList().get((chosenDay));
 130
 131         if (forecast.getWeather().size() > 0) {
 132             entries.set(0,
 133                     new WeatherSpecificDataEntry(this.getString(R.string.text_field_description),
 134                             forecast.getWeather().get(0).getDescription()));
 135         }
 136
 137         if (forecast.getTemp().getDay() != null) {
 138             double conversion = (Double) forecast.getTemp().getDay();
 139             conversion = conversion - tempUnits;
 140             entries.set(1, new WeatherSpecificDataEntry(this.getString(R.string.text_field_tem),
 141                     tempFormatter.format(conversion)));
 142         }
 143
 144         if (forecast.getTemp().getMax() != null) {
 145             double conversion = (Double) forecast.getTemp().getMax();
 146             conversion = conversion - tempUnits;
 147             entries.set(2, new WeatherSpecificDataEntry(
 148                     this.getString(R.string.text_field_tem_max), tempFormatter.format(conversion)));
 149         }
 150
 151         if (forecast.getTemp().getMin() != null) {
 152             double conversion = (Double) forecast.getTemp().getMin();
 153             conversion = conversion - tempUnits;
 154             entries.set(3, new WeatherSpecificDataEntry(
 155                     this.getString(R.string.text_field_tem_min), tempFormatter.format(conversion)));
 156         }
 157
 158
 159         if (forecast.getClouds() != null) {
 160             final double cloudiness = (Double) forecast.getClouds();
 161             entries.set(6,
 162                     new WeatherSpecificDataEntry(this.getString(R.string.text_field_cloudiness),
 163                             tempFormatter.format(cloudiness)));
 164         }
 165
 166         adapter.addAll(entries);
 167         this.setListAdapter(adapter);
 168     }
 169
 170     @Override
 171     public void onResume() {
 172         super.onResume();
 173
 174         final SharedPreferences sharedPreferences = PreferenceManager
 175                 .getDefaultSharedPreferences(this.getActivity());
 176
 177         // 1. Update units of measurement.
 178         final String keyPreference = this.getResources().getString(
 179                 R.string.weather_preferences_units_key);
 180         final String unitsPreferenceValue = sharedPreferences.getString(keyPreference, "");
 181         final String celsius = this.getResources().getString(
 182                 R.string.weather_preferences_units_celsius);
 183         if (unitsPreferenceValue.equals(celsius)) {
 184             this.mIsFahrenheit = false;
 185         } else {
 186             this.mIsFahrenheit = true;
 187         }
 188
 189
 190         // 2. Update weather data on display.
 191
 192         final ForecastWeatherData forecastWeatherData = this.mWeatherServicePersistenceFile
 193                 .getForecastWeatherData();
 194         if (forecastWeatherData != null) {
 195             this.updateForecastWeatherData(forecastWeatherData, this.mChosenDay);
 196         } else {
 197             // 2.1 Empty list by default
 198             final WeatherSpecificDataAdapter adapter = new WeatherSpecificDataAdapter(
 199                     this.getActivity(), R.layout.weather_data_entry_list);
 200             this.setListAdapter(adapter);
 201         }
 202
 203
 204
 205         // 3. If language changed, try to retrieve new data for new language
 206         // (new strings with the chosen language)
 207         // keyPreference = this.getResources().getString(
 208         // R.string.weather_preferences_language_key);
 209         // final String languagePreferenceValue = sharedPreferences.getString(
 210         // keyPreference, "");
 211         // if (!languagePreferenceValue.equals(this.mLanguage)) {
 212         // this.mLanguage = languagePreferenceValue;
 213         // this.getWeather();
 214         // }
 215     }
 216
 217     private List<WeatherSpecificDataEntry> createEmptyEntriesList() {
 218         final List<WeatherSpecificDataEntry> entries = new ArrayList<WeatherSpecificDataEntry>();
 219         entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_description), null));
 220         entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_tem), null));
 221         entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_tem_max), null));
 222         entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_tem_min), null));
 223         entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_sun_rise), null));
 224         entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_sun_set), null));
 225         entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_cloudiness), null));
 226         entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_rain_time), null));
 227         entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_rain_amount), null));
 228         entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_wind_speed), null));
 229         entries.add(new WeatherSpecificDataEntry(this.getString(R.string.text_field_humidity), null));
 230
 231         return entries;
 232     }
 233 }