/**
 * 
 */

package de.fhswf.in.inf.java2.aufgabe05.view;

import java.io.File;
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.List;

import javafx.beans.property.SimpleObjectProperty;
import javafx.collections.FXCollections;
import javafx.scene.control.Label;
import javafx.scene.control.TableColumn;
import javafx.scene.control.TableView;
import javafx.scene.control.cell.PropertyValueFactory;
import de.fhswf.fbin.java2fx.entities.FXFile;
import de.fhswf.fbin.java2fx.tables.CheckBoxTableCellFactory;
import de.fhswf.fbin.java2fx.tables.LocalDateTimeTableCellFactory;
import de.fhswf.fbin.java2fx.tables.NumberTableCellFactory;

/**
 * TODO Add comment here
 *
 * @author $Author: $
 * @version $Revision: $, $Date: $ UTC
 */
public class DirectoryTableView extends TableView<FXFile>
{
   private SimpleObjectProperty<FXFile> parentDirectoryProperty;

   public SimpleObjectProperty<FXFile> getParentDirectoryProperty()
   {
      return parentDirectoryProperty;
   }

   /**
    * TODO Add constructor comment here
    *
    * @param parentDirectory
    */
   public DirectoryTableView(FXFile parentDirectory)
   {
      setPlaceholder(new Label("Verzeichnis ist leer."));
      this.parentDirectoryProperty = new SimpleObjectProperty<FXFile>(parentDirectory);

      // name column with default cell factory
      TableColumn<FXFile, String> nameCol = new TableColumn<>("Name");
      nameCol.setCellValueFactory(new PropertyValueFactory<FXFile, String>(
            "name"));

      // length column with custom number cell factory
      TableColumn<FXFile, Number> lengthCol = new TableColumn<>("Length");
      lengthCol.setCellValueFactory(new PropertyValueFactory<FXFile, Number>(
            "length"));
      lengthCol.setCellFactory(new NumberTableCellFactory<FXFile>());

      // last modified column with custom date cell factory
      TableColumn<FXFile, LocalDateTime> lastModifiedCol = new TableColumn<>(
            "Last Modified");
      lastModifiedCol
            .setCellValueFactory(new PropertyValueFactory<FXFile, LocalDateTime>(
                  "lastModified"));
      lastModifiedCol
            .setCellFactory(new LocalDateTimeTableCellFactory<FXFile>());

      // hidden attribute column with custom checkbox cell factory
      TableColumn<FXFile, Boolean> hiddenCol = new TableColumn<>("Hidden");
      hiddenCol
            .setCellValueFactory(new PropertyValueFactory<FXFile, Boolean>(
                  "hidden"));
      hiddenCol.setCellFactory(new CheckBoxTableCellFactory<FXFile>());

      this.getColumns()
            .addAll(nameCol, lengthCol, lastModifiedCol, hiddenCol);

      this.parentDirectoryProperty
            .addListener((ov, oldParent, newParent) -> {
               updateContent(newParent);
            });
   }

   private void updateContent(FXFile newParent)
   {
      File[] files = newParent.getFile().listFiles(f -> (f.isFile()));
      List<FXFile> fxFiles = new ArrayList<>();
      for (File file : files)
      {
         fxFiles.add(new FXFile(file));
      }
      this.getItems().setAll(FXCollections.observableArrayList(fxFiles));

   }
}