package com.fp.frontend.validators;

import java.math.BigDecimal;

import javax.faces.application.FacesMessage;
import javax.faces.component.UIComponent;
import javax.faces.component.html.HtmlInputText;
import javax.faces.context.FacesContext;
import javax.faces.validator.FacesValidator;
import javax.faces.validator.Validator;
import javax.faces.validator.ValidatorException;

import com.fp.frontend.utility.ValidateIdentification;
 


@FacesValidator(value="cedulaValidator")
public class CedulaValidator implements Validator{
	
	@Override
	public void validate(FacesContext context, UIComponent component, Object value)
			throws ValidatorException {
		
		try {
			if(value.toString().length()!=10 || !ValidateIdentification.cedula(value.toString())){
				throw new ValidatorException(new FacesMessage(FacesMessage.SEVERITY_ERROR,"El n\u00famero ingresado no es v\u00e1lido. Por favor verificar","El n\u00famero ingresado no es v\u00e1lido. Por favor verificar."));
			}
		} catch (Throwable e) {
			throw new ValidatorException(new FacesMessage(FacesMessage.SEVERITY_ERROR, e.getMessage(), e.getMessage()));
		}
		
	}
	
	public static boolean validarCedula(String id) {
		
		boolean result = true;
		
		int[] modulo9 = { 2, 1, 2, 1, 2, 1, 2, 1, 2 };
		
		BigDecimal verif = BigDecimal.ZERO;
		if (id.length() != 10)
			result = false;
		else {
			for (int i = 0; i < 9; i++) {
				BigDecimal temp = new BigDecimal(new BigDecimal(id.substring(i, (i + 1))).multiply(new BigDecimal(modulo9[i])).toString());
				if (temp.doubleValue() > 9){
					temp = temp.subtract(new BigDecimal("9"));
				}
				verif = verif.add(temp);
			}
			if (verif.doubleValue() % 10 == 0){
				if (Integer.parseInt(id.substring(9, 10)) == 0){
					result = true;
				} else{
					result = false;
				}
			} else if ((10 - (verif.doubleValue() % 10)) == Integer.parseInt(id.substring(9, 10))){
				result = true;
			} else {
				result = false;
			}
		}
		return result;
	}


}