package net.sourceforge.fenixedu.domain.candidate;

import java.util.Collections;

import net.sourceforge.fenixedu._development.PropertiesManager;
import net.sourceforge.fenixedu.domain.RootDomainObject;
import net.sourceforge.fenixedu.domain.util.Email;
import net.sourceforge.fenixedu.util.LanguageUtils;

import org.apache.commons.codec.digest.DigestUtils;
import org.apache.commons.lang.StringUtils;
import org.apache.struts.util.MessageResources;

import pt.ist.fenixWebFramework.services.Service;

public class CandidateLoginRequest extends CandidateLoginRequest_Base {

    private static final String URL = PropertiesManager.getProperty("fenix.base.url")
	    + (StringUtils.isEmpty(PropertiesManager.getProperty("app.context")) ? "" : "/"
		    + PropertiesManager.getProperty("app.context"))
	    + "/candidate/loginRequest.do?method=requestLogin&requestIdentifier=";

    private CandidateLoginRequest(String email) {
	super();
	setRootDomainObject(RootDomainObject.getInstance());
	setCandidateEmail(email);
	StringBuilder builder = new StringBuilder(getCandidateEmail());
	builder.append(getExternalId());

	setHash(DigestUtils.md5Hex(builder.toString()));
    }

    public static CandidateLoginRequest getLoginRequestForHash(String hash) {
	for (CandidateLoginRequest request : RootDomainObject.getInstance().getCandidateLoginRequests()) {
	    if (request.getHash().equals(hash)) {
		return request;
	    }
	}
	return null;
    }

    @Service
    public static CandidateLoginRequest newLoginRequest(String email) {
	CandidateLoginRequest candidateLoginRequest = new CandidateLoginRequest(email);

	final MessageResources messages = MessageResources.getMessageResources("resources/GlobalResources");
	
	String url = URL + candidateLoginRequest.getHash();
	CandidateRegistrationEmailTemplates templates = CandidateRegistrationEmailTemplates.getInstance();
	new Email("ISCTE-IUL", messages.getMessage(LanguageUtils.getLocale(), "2ndCicleCandidacies.email.support"),
		new String[] {}, Collections.singletonList(email), Collections.EMPTY_LIST, Collections.EMPTY_LIST, templates
			.getFormattedEmailSubjectWithLinkForRegistration(url), templates
			.getFormattedEmailBodyWithLinkForRegistration(url));

	return candidateLoginRequest;
    }

    public void delete() {
	removeRootDomainObject();
	super.deleteDomainObject();
    }

}