package org.paneris.jammyjoes.controller;

 import java.text.ParsePosition;

 import java.text.SimpleDateFormat;

 import java.util.Calendar;

 import java.util.Date;

 import java.util.GregorianCalendar;

 import org.melati.Melati;

 import org.melati.servlet.Form;

 import org.melati.poem.AccessPoemException;

 import org.melati.poem.Capability;

 import org.melati.poem.PoemThread;

 import org.melati.template.ServletTemplateContext;

 import org.paneris.jammyjoes.model.JammyjoesDatabase;

 import org.paneris.jammyjoes.model.User;

 import org.paneris.jammyjoes.mvp.AffiliateStatsPresenter;

 import org.paneris.jammyjoes.mvp.HitsSelection;

 import org.paneris.jammyjoes.mvp.OrderSelection;

 import org.paneris.jammyjoes.mvp.Presenter;

 import org.paneris.jammyjoes.mvp.Selection;

 import org.paneris.jammyjoes.mvp.TimesliceFactory;

 import org.paneris.jammyjoes.servlet.JammyJoesMelatiServlet;

 public class AffiliateHome extends JammyJoesMelatiServlet {

   private static final long serialVersionUID = 1L;

   protected String jammyjoesRequest(Melati melati, ServletTemplateContext context) throws Exception {

     JammyjoesDatabase db = (JammyjoesDatabase) melati.getDatabase();

     Capability affiliate = db.getAffiliateCapability();

     User user = (User)PoemThread.accessToken();

     if (!user.givesCapability(affiliate)) 

       throw new AccessPoemException(user,affiliate);

     context.put("affiliate", user.getAffiliate());

     if (Form.getBooleanField(context,"materials").booleanValue()) {

       return "view/AffiliateMaterials.wm";

     }

     String template = "AffiliateHome.wm";

     context.put("date", Form.getFormNulled(context,"date"));

     boolean detail = Form.getBooleanField(context,"detail").booleanValue();

     TimesliceFactory factory = null;

     Date startDate = rawFrom(context, "date");

     if (startDate == null) {

       Calendar calendar = new GregorianCalendar();

       calendar.setTime(new Date());

       calendar.add(Calendar.YEAR, -1);

       startDate = calendar.getTime();

       factory = new MonthlyTimesliceFactory(startDate);

     } else {

       factory = new DailyTimesliceFactory(startDate);

       template = "AffiliateHomeDay.wm";

     }

     if (detail) {

       template = "AffiliateDayDetail.wm";

     }

     Selection hitsSelection = new HitsSelection(db.getAffiliateTransactionTable(), user.getAffiliate(), factory.getStartDate(), factory.getEndDate());    

     Presenter hitsPresenter =

       new AffiliateStatsPresenter("hits", context, factory, hitsSelection, detail);

     hitsPresenter.handleInteraction(hitsPresenter.createSelection(), hitsPresenter.createCommand());

     Selection ordersSelection = new OrderSelection(db.getShopOrderTable(),db.getOrderStatusTable().paidStatuses(), user.getAffiliate(), factory.getStartDate(), factory.getEndDate());    

     Presenter ordersPresenter =

       new AffiliateStatsPresenter("orders", context, factory, ordersSelection, detail);

     ordersPresenter.handleInteraction(ordersPresenter.createSelection(), ordersPresenter.createCommand());

     return "view/" + template;

   }

   private static SimpleDateFormat dateFormatter = 

       new SimpleDateFormat("MM/yyyy");

   public Date rawFrom(ServletTemplateContext context, String fieldName) {

     String value = Form.getFormNulled(context,fieldName);

     if (value == null) return null;

     Date date = dateFormatter.parse(value, new ParsePosition(0));

     return new Date(date.getTime());

   }

 }