package NET.worlds.console;

import java.awt.Button;
import java.awt.Event;
import java.awt.Font;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.List;

class EditNamesDialog extends PolledDialog implements DialogReceiver {
   private static final long serialVersionUID = -3309806087387084117L;
   private List listbox = new List(10);
   private Button addButton = new Button(Console.message("Add"));
   private Button delButton = new Button(Console.message("Delete"));
   private Button cancelButton = new Button(Console.message("Done"));
   private NameListOwner owner;
   private String addTitle;
   private static Font font = new Font(Console.message("ButtonFont"), 0, 12);

   EditNamesDialog(NameListOwner owner, String title, String addTitle) {
      super(Console.getFrame(), null, title, true);
      this.owner = owner;
      this.addTitle = addTitle;
      this.ready();
   }

   @Override
   protected void build() {
      int count = this.owner.getNameListCount();

      for (int i = 0; i < count; i++) {
         this.listbox.add(this.owner.getNameListName(i));
      }

      GridBagLayout gbag = new GridBagLayout();
      this.setLayout(gbag);
      GridBagConstraints c = new GridBagConstraints();
      c.fill = 1;
      c.weightx = 1.0;
      c.weighty = 1.0;
      c.gridwidth = 2;
      c.gridheight = 3;
      this.add(gbag, this.listbox, c);
      c.weightx = 0.0;
      c.weighty = 0.0;
      c.gridwidth = 0;
      c.gridheight = 1;
      c.fill = 2;
      this.addButton.setFont(font);
      this.delButton.setFont(font);
      this.cancelButton.setFont(font);
      this.add(gbag, this.addButton, c);
      this.add(gbag, this.delButton, c);
      c.weighty = 1.0;
      c.anchor = 15;
      this.add(gbag, this.cancelButton, c);
   }

   private void select(boolean state) {
      this.delButton.setEnabled(state);
   }

   @Override
   public void show() {
      super.show();
      if (this.listbox.getItemCount() != 0) {
         this.listbox.select(0);
         this.select(true);
      } else {
         this.select(false);
      }

      this.listbox.requestFocus();
   }

   @Override
   public boolean handleEvent(Event event) {
      if (event.id == 701) {
         this.select(true);
      } else if (event.id == 702) {
         this.select(false);
      }

      return super.handleEvent(event);
   }

   @Override
   public boolean action(Event event, Object what) {
      Object target = event.target;
      if (target == this.cancelButton) {
         return this.done(false);
      } else if (target == this.delButton) {
         int index = this.listbox.getSelectedIndex();
         if (index != -1) {
            this.listbox.remove(index);
            this.owner.removeNameListName(index);
            int count = this.listbox.getItemCount();
            if (index < count - 1) {
               this.listbox.select(index);
            } else if (count > 0) {
               this.listbox.select(count - 1);
            } else {
               this.select(false);
               this.listbox.requestFocus();
            }
         }

         return true;
      } else if (target == this.addButton) {
         if (this.owner.mayAddNameListName(this)) {
            new AddNameDialog(this, this.addTitle);
         }

         return true;
      } else {
         return false;
      }
   }

   @Override
   public boolean keyDown(Event event, int key) {
      return key != 27 && key != 10 ? super.keyDown(event, key) : this.done(false);
   }

   @Override
   public void dialogDone(Object who, boolean confirmed) {
      if (confirmed) {
         String name = Console.parseUnicode(((AddNameDialog)who).getName());
         int pos = this.owner.addNameListName(name);
         if (pos == -1) {
            return;
         }

         if (pos == this.listbox.getItemCount()) {
            this.listbox.add(name);
         }

         this.listbox.makeVisible(pos);
         this.listbox.select(pos);
         this.select(true);
      }
   }
}