package org.openslx.dozmod.gui.control.table;

import java.awt.Color;
import java.awt.Component;
import java.awt.Font;

import javax.swing.UIManager;

import org.openslx.bwlp.thrift.iface.LectureSummary;
import org.openslx.dozmod.gui.helper.ColorUtil;
import org.openslx.dozmod.thrift.Session;
import org.openslx.dozmod.thrift.Sorters;
import org.openslx.dozmod.thrift.cache.UserCache;
import org.openslx.dozmod.util.FormatHelper;

@SuppressWarnings("serial")
public class LectureTable extends ListTable<LectureSummary> {

	public static final ListTableColumn COL_NAME = new ListTableColumn("Name");
	public static final ListTableColumn COL_OWNER = new ListTableColumn("Besitzer", Sorters.userNameById);
	public static final ListTableColumn COL_STARTTIME = new ListTableColumn("Startdatum", Long.class);
	public static final ListTableColumn COL_ENDTIME = new ListTableColumn("Ablaufdatum", Long.class);
	public static final ListTableColumn COL_ENABLED = new ListTableColumn("Aktiviert", Boolean.class);
	public static final ListTableColumn COL_VALID = new ListTableColumn("VM gültig", Boolean.class);

	private final Font boldFont;

	private final Color invalidColor;
	
	private boolean highlightOwn = false;

	public LectureTable() {
		super(COL_NAME, COL_OWNER, COL_STARTTIME, COL_ENDTIME, COL_ENABLED, COL_VALID);
		boldFont = getFont().deriveFont(Font.BOLD);
		Color fg = UIManager.getColor("Table.foreground");
		Color bg = UIManager.getColor("Table.background");
		invalidColor = ColorUtil.blend(fg, bg, .66f);
	}

	@Override
	protected Object getValueAtInternal(LectureSummary row, ListTableColumn columnIndex) {
		if (columnIndex == COL_NAME)
			return row.getLectureName();
		if (columnIndex == COL_OWNER)
			return row.getOwnerId();
		if (columnIndex == COL_STARTTIME)
			return row.getStartTime();
		if (columnIndex == COL_ENDTIME)
			return row.getEndTime();
		if (columnIndex == COL_ENABLED)
			return row.isIsEnabled();
		if (columnIndex == COL_VALID)
			return row.isIsImageVersionUsable();
		throw new IndexOutOfBoundsException();
	}

	@Override
	public Component prepareRenderHook(Component component, LectureSummary row, ListTableColumn column,
			boolean isSelected) {
		Color fgOverride = null;
		if (highlightOwn && column == COL_OWNER && Session.getUserId().equals(row.ownerId)) {
			component.setFont(boldFont);
		}
		long now = System.currentTimeMillis() / 1000;
		boolean dateInvalid = ((column == COL_STARTTIME && row.startTime > now) || (column == COL_ENDTIME && row.endTime < now));
		if (column == COL_STARTTIME || column == COL_ENDTIME) {
			if (dateInvalid) {
				fgOverride = Color.RED;
			}
		}
		if (fgOverride == null) {
			if (dateInvalid || !row.isImageVersionUsable) {
				component.setForeground(invalidColor);
			} else {
				component.setForeground(isSelected ? getSelectionForeground() : getForeground());
			}
		} else {
			component.setForeground(Color.RED);
		}
		return component;
	}

	@Override
	public Object modelValueToDisplayFormat(Object value, ListTableColumn column) {
		if (column == COL_NAME || column == COL_ENABLED || column == COL_VALID)
			return value;
		if (column == COL_OWNER)
			return FormatHelper.userName(UserCache.find((String) value));
		if (column == COL_STARTTIME || column == COL_ENDTIME)
			return FormatHelper.shortDate((long) value);
		throw new IndexOutOfBoundsException();
	}
	
	public void setHighlightOwn(boolean enabled) {
		highlightOwn = enabled;
	}

}