package com.floreantpos.ui.views;

import java.awt.BorderLayout;
import java.util.ArrayList;
import java.util.List;

import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.border.EmptyBorder;
import javax.swing.table.AbstractTableModel;

import com.floreantpos.Messages;
import com.floreantpos.main.Application;
import com.floreantpos.model.CookingInstruction;
import com.floreantpos.model.TicketItemCookingInstruction;
import com.floreantpos.model.util.IllegalModelStateException;
import com.floreantpos.ui.BeanEditor;
import com.floreantpos.ui.dialog.POSMessageDialog;

public class CookingInstructionSelectionView extends BeanEditor {
	private JTable table;

	private List<TicketItemCookingInstruction> ticketItemCookingInstructions;

	public CookingInstructionSelectionView() {
		createUI();
	}

	private void createUI() {
		setLayout(new BorderLayout(0, 0));

		JScrollPane scrollPane = new JScrollPane();
		add(scrollPane, BorderLayout.CENTER);

		table = new JTable();
		table.setRowHeight(35);
		scrollPane.setViewportView(table);

		setBorder(new EmptyBorder(10, 10, 10, 10));
	}

	@Override
	public boolean save() {
		int[] selectedRows = table.getSelectedRows();

		if(selectedRows.length == 0) {
			POSMessageDialog.showError(Application.getPosWindow(), Messages.getString("CookingInstructionSelectionView.0")); //$NON-NLS-1$
			return false;
		}

		if(ticketItemCookingInstructions == null) {
			ticketItemCookingInstructions = new ArrayList<TicketItemCookingInstruction>(selectedRows.length);
		}

		CookingInstructionTableModel model = (CookingInstructionTableModel) table.getModel();
		for (int i = 0; i < selectedRows.length; i++) {
			CookingInstruction ci = model.rowsList.get(selectedRows[i]);
			TicketItemCookingInstruction cookingInstruction = new TicketItemCookingInstruction();
			cookingInstruction.setDescription(ci.getDescription());
			ticketItemCookingInstructions.add(cookingInstruction);
		}

		return true;
	}

	@Override
	protected void updateView() {
		List<CookingInstruction> cookingInstructions = (List<CookingInstruction>) getBean();
		table.setModel(new CookingInstructionTableModel(cookingInstructions));
	}

	@Override
	protected boolean updateModel() throws IllegalModelStateException {
		return true;
	}

	@Override
	public String getDisplayText() {
		return Messages.getString("CookingInstructionSelectionView.1"); //$NON-NLS-1$
	}

	public List<TicketItemCookingInstruction> getTicketItemCookingInstructions() {
		return ticketItemCookingInstructions;
	}

	class CookingInstructionTableModel extends AbstractTableModel {
		private final String[] columns = { Messages.getString("CookingInstructionSelectionView.2") }; //$NON-NLS-1$

		private List<CookingInstruction> rowsList;

		public CookingInstructionTableModel() {
		}

		public CookingInstructionTableModel(List<CookingInstruction> rows) {
			this.rowsList = rows;
		}

		@Override
		public int getRowCount() {
			if (rowsList == null) {
				return 0;
			}

			return rowsList.size();
		}

		@Override
		public int getColumnCount() {
			return columns.length;
		}

		@Override
		public String getColumnName(int column) {
			return columns[column];
		}

		@Override
		public Object getValueAt(int rowIndex, int columnIndex) {
			if (rowsList == null) {
				return null;
			}

			CookingInstruction row = rowsList.get(rowIndex);

			switch (columnIndex) {
				case 0:
					return row.getDescription();
			}
			return null;
		}
	}
}