Android Open Source - CMOV_Stock_Portfolio Portfolio

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From Project

Back to project page CMOV_Stock_Portfolio.

License

The source code is released under:

MIT License

Java Source Code

package cmov.stock_portfolio;
/*  ww  w  .  jav a2s  . c om*/
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;

import opengl.LineGraph;

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

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemSelectedListener;
import android.widget.ArrayAdapter;
import android.widget.Spinner;
import android.widget.TextView;
import android.widget.Toast;
import cmov.stock.stock_portfolio.R;

import common.Common;
import common.Network;
import common.Series;
import common.Stock;

public class Portfolio extends Fragment {
  StockAdapter adapter;

  @Override
  public void onActivityResult(int requestCode, int resultCode, Intent data) {
    if (requestCode == Common.REQ_CODE_TICK)
    {
      if(resultCode == Activity.RESULT_OK)
      {      
        if(data.getIntExtra("type", 0) == Common.ADD)
        {
          Stock tmp = new Stock(data.getStringExtra("tick"), data.getIntExtra("owned", 0));
          adapter.add(tmp);          
        }
        else
        {
          //update owned
          if(Common.stocks.get(Common.selected).getTick().equals(data.getStringExtra("tick")))
          {
            Common.stocks.get(Common.selected).setOwned(data.getIntExtra("owned", 0));
            adapter.notifyDataSetChanged();

          }
          else
          {
            Stock tmp = new Stock(data.getStringExtra("tick"), data.getIntExtra("owned", 0));
            adapter.remove(Common.stocks.get(Common.selected));
            adapter.add(tmp);
          }
          //new tick - just force new

          //not needed but forced. Already called because of EditActivity losing UI
          onResume();
        }
      }
    }
  }

  public void addStock()
  {
    Intent i = new Intent(getActivity(), TickEditActivity.class);
    startActivityForResult(i, Common.REQ_CODE_TICK);
  }

  public void editStock()
  {
    if(!(Common.selected> -1 && Common.selected < Common.stocks.size()))
      return;

    Intent i = new Intent(getActivity(), TickEditActivity.class);
    //Create a bundle object
    Bundle b = new Bundle();

    //Inserts a String value into the mapping of this Bundle
    b.putString("tick", Common.stocks.get(Common.selected).getTick());
    b.putInt("owned", Common.stocks.get(Common.selected).getOwned());

    //Add the bundle to the intent.
    i.putExtras(b);

    startActivityForResult(i, Common.REQ_CODE_TICK);
  }

  public void removeStock()
  {
    if(!(Common.selected> 0 && Common.selected < Common.stocks.size()))
      return;

    adapter.remove(Common.stocks.get(Common.selected));

    //this keeps Common.selected correct
    if(Common.selected >= Common.stocks.size())
      Common.selected--;

    //force refresh data
    onResume();
  }

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    // Inflate the layout for this fragment
    final View view = inflater.inflate(R.layout.portfolio, container, false);

    adapter = new StockAdapter(getActivity(), R.layout.row_stock);
    final Spinner spinner = (Spinner) view.findViewById(R.id.TicksList);
    spinner.setAdapter(adapter);
    spinner.setOnItemSelectedListener(new OnItemSelectedListener() {

      @Override
      public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
        Common.selected = position;

        Refresh();
      }

      @Override
      public void onNothingSelected(AdapterView<?> parent) {
        getView().findViewById(R.id.stockInformation).setVisibility(View.GONE);
      }
    });

    this.setHasOptionsMenu(true);
    return view;
  }

  @Override
  public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
    // Inflate the menu; this adds items to the action bar if it is present.
    inflater.inflate(R.menu.portfolio, menu);
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    // Handle presses on the action bar items
    switch (item.getItemId())
    {
    case R.id.action_add:
      addStock();
      break;
    case R.id.action_sync_stock:
      new AsyncGetEvolution().execute();
      break;
    case R.id.action_edit:
      editStock();
      break;
    case R.id.action_remove:
      removeStock();
      break;
    }
    return super.onOptionsItemSelected(item);
  }

  @Override
  public void onResume()
  {
    if(Common.selected != - 1 && getView() != null)
    {
      Refresh();

      adapter.notifyDataSetChanged();
    }
    else if(Common.selected == - 1 && getView() != null)
    {
      getView().findViewById(R.id.stockInformation).setVisibility(View.GONE);
    }
    super.onResume();
  }

  public void Refresh()
  {
    getView().findViewById(R.id.stockInformation).setVisibility(View.VISIBLE);

    final TextView owned = (TextView) getView().findViewById(R.id.ownedShares);
    final TextView value = (TextView) getView().findViewById(R.id.shareValue);
    final TextView total = (TextView) getView().findViewById(R.id.totalValue);
    final TextView checked = (TextView) getView().findViewById(R.id.lastChecked);

    owned.setText(Common.stocks.get(Common.selected).getOwned().toString());
    value.setText(Common.stocks.get(Common.selected).getValue().toString() + "$");
    total.setText(Common.stocks.get(Common.selected).getTotalValue().toString() + "$");
    checked.setText(Common.stocks.get(Common.selected).getLastCheck());

    LineGraph lineGraf = (LineGraph) getActivity().getSupportFragmentManager().findFragmentById(R.id.stock_graph);
    lineGraf.drawLine(Common.stocks.get(Common.selected).getHistory());
  }

  public class StockAdapter extends ArrayAdapter<Stock> {

    public StockAdapter(Context context, int textViewResourceId) {
      super(context, textViewResourceId, Common.stocks);
    }

    public int getCount(){
      return Common.stocks.size();
    }

    public Stock getItem(int position){
      return Common.stocks.get(position);
    }

    public long getItemId(int position){
      return position;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
      View v = getDropDownView(position, convertView, parent);
      v.setBackgroundColor(0x00000000);
      return v;
    }

    // And here is when the "chooser" is popped up
    // Normally is the same view, but you can customize it if you want
    @Override
    public View getDropDownView(int position, View convertView, ViewGroup parent) {
      View v = convertView;
      LayoutInflater vi = (LayoutInflater) getActivity().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
      v = vi.inflate(R.layout.row_stock, null);
      Stock o = Common.stocks.get(position);
      if (o != null) {
        TextView tt = (TextView) v.findViewById(R.id.toptext);
        TextView bt = (TextView) v.findViewById(R.id.bottomtext);
        if (tt != null) {
          tt.setText(o.getTick());
        }
        if(bt != null){
          bt.setText(o.getFullName());
        }
      }
      //selected choice
      if (position == Common.selected)
        v.setBackgroundColor(0xFF2980b9);
      return v;
    }
  }

  public class AsyncGetEvolution extends AsyncTask<Void, Void,  JSONObject> {
    private ArrayList<NameValuePair> elems = new ArrayList<NameValuePair>();
    @Override
    protected void onPreExecute() {
      super.onPreExecute();
    }
    @Override
    protected JSONObject doInBackground(Void... params) {
      Calendar ca1 = Calendar.getInstance();
      ca1.setTime(new Date());

      elems.add(new BasicNameValuePair("d",Integer.toString(ca1.get(Calendar.MONTH))));
      elems.add(new BasicNameValuePair("e",Integer.toString(ca1.get(Calendar.DAY_OF_MONTH))));
      elems.add(new BasicNameValuePair("f",Integer.toString(ca1.get(Calendar.YEAR))));

      // Remove 30 days
      ca1.add(Calendar.DATE, -30);

      elems.add(new BasicNameValuePair("a",Integer.toString(ca1.get(Calendar.MONTH))));
      elems.add(new BasicNameValuePair("b",Integer.toString(ca1.get(Calendar.DAY_OF_MONTH))));
      elems.add(new BasicNameValuePair("c",Integer.toString(ca1.get(Calendar.YEAR))));
      elems.add(new BasicNameValuePair("g","d"));
      elems.add(new BasicNameValuePair("s",Common.stocks.get(Common.selected).getTick()));

      Network connection = new Network(Common.SERVER_URL_CHARTS + "table.txt", "GET", elems, true);
      connection.run();
      return Common.convertJSON(connection.getResultObject(),true);
    }
    protected void onPostExecute(JSONObject result) {
      try {
        ArrayList<Series> elems = new ArrayList<Series>();
        Series closeSeries = new Series("Close");
        Series highSeries = new Series("High");
        Series lowSeries = new Series("Low");

        JSONArray all_ticks = (JSONArray) result.get("Values");
        for (int i = 0 ; i < all_ticks.length() ; i++)
        {
          closeSeries.add(all_ticks.getJSONObject(i).getDouble("Close"));
          highSeries.add(all_ticks.getJSONObject(i).getDouble("High"));
          lowSeries.add(all_ticks.getJSONObject(i).getDouble("Low"));
        }

        elems.add(closeSeries);
        elems.add(highSeries);
        elems.add(lowSeries);

        Common.stocks.get(Common.selected).setHistory(elems);

        Toast.makeText(getActivity(), "Data Fetched", Toast.LENGTH_SHORT).show();

        Refresh();        
      } catch (Exception e) {
        e.printStackTrace();
      }
    }
  }
}

Java Source Code List

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