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package com.talk2object.plum.interaction.viewgeneneration;

/**
 * classical view names, but not limited to.
 * 
 * format: top-class.sub-class.sub-sub-class
 * 
 * @author jack
 *
 */
public enum ViewClass {
	/**
	 * root
	 */
	VISIBLE(null) {
		@Override
		public String getName() {
			return "";
		}
	},
	/**
	 * used for view-only scenario.
	 */
	SHOW(VISIBLE),

	MENU(SHOW),

	FORM(SHOW), FORM_FIELD(SHOW), ITEM(SHOW), LIST(SHOW), LIST_ITEM(ITEM), TABLE(
			SHOW), ROW(SHOW), TABLE_ROW(ROW), GRID(SHOW), GRID_ROW(ROW), REPORT(
			SHOW), WINDOWS(SHOW),

	;

	public String getFullName() {
		if (parent != null)
			return parent.getFullName() + "." + getName();
		else
			return toStandardName(getName());
	}

	/**
	 * e.g. foo.*
	 * 
	 * @return
	 */
	public String compatibleExpr() {
		return getFullName() + ".*";
	}

	public String getName() {
		return toStandardName(name());
	}

	private ViewClass(ViewClass parent) {
		this.parent = parent;
	}

	private ViewClass parent;

	/**
	 * lower case, underscore to dash
	 * 
	 * @param name
	 * @return
	 */
	public static String toStandardName(String name) {
		return name.replaceAll("_", "-").toLowerCase();
	}

	/**
	 * e.g. table-abc matches table-*
	 * 
	 * @param expression
	 *            in wild card pattern
	 * @param viewClassName
	 * @return
	 */
	public static boolean matches(String viewClassName, String expression) {
		// System.out.println(wildcardPattern);
		viewClassName = viewClassName + ".";
		String regexPattern = expression.replaceAll("\\.", "\\\\.").replaceAll(
				"\\*", ".*");

		// System.out.println(regexPattern);
		return viewClassName.matches(regexPattern);
	}

	public static boolean matchClass(String viewClass, String expression) {
		if (expression.equals(viewClass))
			return true;
		else
			return matches(viewClass, expression);
	}

	public static boolean matches(ViewClass viewClass, String expression) {

		String s1 = viewClass.getFullName();

		return matchClass(s1, expression);
	}

}