import javax.swing.*;
import javax.swing.event.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.JComboBox;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.*;


public class Calendrier
{
	private int nbDayInMonth; // nbre de jour dans le mois actuel
        private int premierJour; // premierJour du mois
        private int jourActuel; // jour actuel
        
	public JPanel createView() 
	{
		JPanel panel = new JPanel(); //Contenu de la fenetre
                
                panel.setLayout(new GridBagLayout());//applique le layout au panel
                GridBagConstraints c = new GridBagConstraints();//applique les contraintes au gridbag
                
                GregorianCalendar calendar = new GregorianCalendar();
                
                             
                //creation de la Combo box
                JComboBox comb1 = new JComboBox();
                
                String[] tabmois = {"Janvier","Février","Mars","Avril","Mai","Juin","Juillet","Aout","Septembre","Octobre","Novembre","Décembre"};
                
                for(int i=0; i<=11; i++)
                {
                 comb1.addItem(tabmois[i]);
                }
                
                //Selection du moi courant dans le combobox
                comb1.setSelectedIndex(new Integer(calendar.get(java.util.Calendar.MONTH)));

                
                //creation du Spinner
                JSpinner spin1 = new JSpinner();
                
                //Selection de l'année courante dans le spinner
                spin1.setValue(new Integer(calendar.get(java.util.Calendar.YEAR)));
                
                c.ipadx=5;
                c.ipady=5;
                c.gridx=0;
                c.gridy=0;
                c.fill = GridBagConstraints.BOTH;
                c.gridwidth=1;
                c.gridheight=1;
                c.insets= new Insets(5,5,5,5);
                panel.add(comb1,c);
                
                c.gridx=1;
                c.gridy=0;
                panel.add(spin1,c);

                
                //creation du Grid layout -- 2eme Panel
                JPanel pan1 = new JPanel();

                pan1.setLayout(new GridLayout(7,7));
                
                String[] tabjours = {"Dim","Lun","Mar","Mer","Jeu","Ven","Sam"};
                
                for(int i=0; i<=6; i++)
                {
                 pan1.add(new JLabel (tabjours[i]));
                }
                
                
                nbDayInMonth = calendar.getActualMaximum(Calendar.DAY_OF_MONTH);
                jourActuel = calendar.get(Calendar.DAY_OF_MONTH);

                calendar.set(Calendar.DAY_OF_MONTH,1);
                premierJour = calendar.get(Calendar.DAY_OF_WEEK);
                
                
                if(premierJour == 1)
                {
                       for(int i=1; i<=nbDayInMonth; i++)
                       {
                           if (i==jourActuel)
                            { 
                                pan1.add(new JButton(""+i)).setBackground(Color.red);
                            }
                        else
                            {
                                pan1.add(new JButton(""+i));
                            }
                       }
                       int reste = 42 - nbDayInMonth;
                       
                       for(int j=1; j<=reste; j++)
                       {
                           pan1.add(new JButton(""));
                       }
                }
                else if(premierJour == 2)
                {
                  
                       pan1.add(new JButton(""));
                    
                       for(int i=1; i<=nbDayInMonth; i++)
                       {
                            if (i==jourActuel)
                            { 
                                pan1.add(new JButton(""+i)).setBackground(Color.red);
                            }
                        else
                            {
                                pan1.add(new JButton(""+i));
                            }
                       }
                       int reste = 42 - nbDayInMonth - 1;
                       
                       for(int j=1; j<=reste; j++)
                       {
                           pan1.add(new JButton(""));
                       }
                }
                else if(premierJour == 3)
                {
                        pan1.add(new JButton(""));
                        pan1.add(new JButton(""));
                        
                        for(int i=1; i<=nbDayInMonth; i++)
                       {
                           pan1.add(new JButton(""+i));
                       }
                       int reste = 42 - nbDayInMonth - 2;
                       
                       for(int j=1; j<=reste; j++)
                       {
                           pan1.add(new JButton(""));
                       }   
                }
                else if(premierJour == 4)
                {
                    
                    pan1.add(new JButton(""));
                    pan1.add(new JButton(""));
                    pan1.add(new JButton(""));
                    
                        for(int i=1; i<=nbDayInMonth; i++)
                       {
                            if (i==jourActuel)
                            { 
                                pan1.add(new JButton(""+i)).setBackground(Color.red);
                            }
                        else
                            {
                                pan1.add(new JButton(""+i));
                            }
                       }
                       int reste = 42 - nbDayInMonth - 3;
                       
                       for(int j=1; j<=reste; j++)
                       {
                           pan1.add(new JButton(""));
                       }
                }
                else if(premierJour == 5)
                {
                    
                    pan1.add(new JButton(""));
                    pan1.add(new JButton(""));
                    pan1.add(new JButton(""));
                    pan1.add(new JButton(""));
                    
                        for(int i=1; i<=nbDayInMonth; i++)
                       {
                            
                            if (i==jourActuel)
                            { 
                                pan1.add(new JButton(""+i)).setBackground(Color.red);
                            }
                        else
                            {
                                pan1.add(new JButton(""+i));
                            }
                       }
                       int reste = 42 - nbDayInMonth - 4;
                       
                       for(int j=1; j<=reste; j++)
                       {
                           pan1.add(new JButton(""));
                       }
                }
                else if(premierJour == 6)
                {
                    
                    pan1.add(new JButton(""));
                    pan1.add(new JButton(""));
                    pan1.add(new JButton(""));
                    pan1.add(new JButton(""));
                    pan1.add(new JButton(""));
                    
                        for(int i=1; i<=nbDayInMonth; i++)
                       {
                        
                        if (i==jourActuel)
                            { 
                                pan1.add(new JButton(""+i)).setBackground(Color.red);
                            }
                        else
                            {
                                pan1.add(new JButton(""+i));
                            }
                       }
                       int reste = 42 - nbDayInMonth - 5;
                       
                       for(int j=1; j<=reste; j++)
                       {
                           pan1.add(new JButton(""));
                       }
                }
                else if(premierJour == 7)
                {
                    
                    pan1.add(new JButton(""));
                    pan1.add(new JButton(""));
                    pan1.add(new JButton(""));
                    pan1.add(new JButton(""));
                    pan1.add(new JButton(""));
                    pan1.add(new JButton(""));
                    
                           for(int i=1; i<=nbDayInMonth; i++)
                       {
                            if (i==jourActuel)
                            { 
                                pan1.add(new JButton(""+i)).setBackground(Color.red);
                            }
                        else
                            {
                                pan1.add(new JButton(""+i));
                            }
                       }
                       int reste = 42 - nbDayInMonth - 6;
                       
                       for(int j=1; j<=reste; j++)
                       {
                           pan1.add(new JButton(""));
                       }
                }

                
                c.fill = GridBagConstraints.BOTH;
                c.gridx=0;
                c.gridy=1;
                c.gridwidth=2;
                panel.add(pan1,c);
                
                
                //Affichage de la Date du jour -- 3eme Panel
                c.fill = GridBagConstraints.CENTER;
                c.gridx=0;
                c.gridy=2;
                c.gridwidth=2;
                Date dateDuJour = new Date();
                SimpleDateFormat date1 = new SimpleDateFormat("EEEE d MMMM yyyy");
                panel.add(new JLabel(""+date1.format(dateDuJour)),c);
                
                return panel;
	}
}