ActivityNewTrack.java :  » Utilities » tripcomputer » pl » tripcomputer » activities » Android Open Source

package pl.tripcomputer.activities;

import pl.tripcomputer.StateBundle;
import pl.tripcomputer.UserAlert;
import pl.tripcomputer.R;
import pl.tripcomputer.common.CommonActivity;
import pl.tripcomputer.data.common.DataTable;
import pl.tripcomputer.data.common.DataTableOperation;
import pl.tripcomputer.data.common.DataValues;
import pl.tripcomputer.data.items.DataItemTrack;
import pl.tripcomputer.data.tables.DataTableTracks;
import android.os.Bundle;
import android.widget.*;


public class ActivityNewTrack extends CommonActivity
{
  //fields
  private EditText edName = null;
  private EditText edDescription = null;
  private CheckBox chkTrackTypeWalk = null;
  private CheckBox chkTrackTypeBike = null;
  
  
  //methods
  public void onCreate(Bundle savedInstanceState)
  {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_new_track);
    
    setData(dataBase.tableTracks());
    
    if (cmdStartData.isEditMode())
      setSubTitle(R.string.title_trackedit);
    
    if (cmdStartData.isInsertMode())
      setSubTitle(R.string.title_newtrack);    

    edName = (EditText)this.findViewById(R.id.EditTrackName);
    edDescription = (EditText)this.findViewById(R.id.EditTrackDescription);    
    chkTrackTypeWalk = (CheckBox)this.findViewById(R.id.chkTrackTypeWalk);
    chkTrackTypeBike = (CheckBox)this.findViewById(R.id.chkTrackTypeBike);
  }
    
  public DataValues getControlValuesForUpdate(DataTable table)
  {
    final boolean bForInsert = cmdStartData.isInsertMode();
    final DataValues values = table.getNewValues(bForInsert);
    
    final String sTrackName = edName.getText().toString();
    final String sTrackDescription = edDescription.getText().toString();
    final int iType = DataItemTrack.boolToType(chkTrackTypeWalk.isChecked(), chkTrackTypeBike.isChecked());
    
    values.setValue(DataTableTracks.field.Name, sTrackName);
    values.setValue(DataTableTracks.field.Description, sTrackDescription);
    values.setValue(DataTableTracks.field.Type, iType);
        
    return values;
  }

  public void setControlValuesForView(DataValues values)
  {
    String sName = values.getString(DataTableTracks.field.Name);
    String sDescription = values.getString(DataTableTracks.field.Description);
    int iType = values.getInteger(DataTableTracks.field.Type);

    if (savedState.isStartupState())
    {
      sName = savedState.getString(DataTableTracks.field.Name);
      sDescription = savedState.getString(DataTableTracks.field.Description);
      iType = savedState.getInt(DataTableTracks.field.Type);
    }
    
    edName.setText(sName);
    edDescription.setText(sDescription);

    chkTrackTypeWalk.setChecked(DataItemTrack.isTypeWalk(iType));
    chkTrackTypeBike.setChecked(DataItemTrack.isTypeBike(iType));
  }
  
  public boolean onClickedDone(Bundle data)
  {
    //insert new record
    if (cmdStartData.isInsertMode())
      return insertNewTrack();
    
    //update old record
    if (cmdStartData.isEditMode())
      return updateTrack();
    
    return false;
  }
  
  public boolean onClickedRevert(Bundle data)
  {
    return true;    
  }
  
  public boolean insertNewTrack()
  {
    boolean bSuccess = false;
    
    long lOldTrackId = -1;
    long lNewTrackId = -1;

    final DataItemTrack itemOpenTrack = dataBase.tableTracks().getOpenTrackItem();
    if (itemOpenTrack != null)
      lOldTrackId = itemOpenTrack.iID;
            
    dataBase.transactionBegin();
    try
    {      
      if (dataBase.tableTracks().closeOpenTrack())
      {
        lNewTrackId = activityTable.dataInsert();
        if (lNewTrackId != -1)
        {
          if (dataBase.tableTracks().resumeRecording(lNewTrackId))
          {
            dataBase.transactionCommit();
            bSuccess = true;
          } else {
            UserAlert.show(this, UserAlert.Result.RESUME_RECORDING_ERROR);
          }
        }
      } else {
        UserAlert.show(this, UserAlert.Result.CLOSE_TRACK_ERROR);
      }    
    } finally {
      dataBase.transactionEnd();
    }
    
    //update observers
    if (bSuccess)
    {
      dataBase.tableTracks().sendOperationForNewTrack(lOldTrackId, lNewTrackId);
    }
       
    return bSuccess;
  }

  public boolean updateTrack()
  {
    final boolean bSuccess = activityTable.dataUpdate();
    
    if (bSuccess)
    {
      final long lRowId = cmdStartData.getRowId();
      dataBase.tableTracks().sendOperation(lRowId, DataTableOperation.OP_UPDATE);
    }
    
    return bSuccess;
  }

  protected void onSaveInstanceState(Bundle outState)
  {    
    StateBundle state = new StateBundle(dataBase.tableTracks(), outState);
    
    state.set(DataTableTracks.field.Name, edName);
    state.set(DataTableTracks.field.Description, edDescription);
        
    super.onSaveInstanceState(outState);
  }
  
}