package net.sourceforge.fenixedu.presentationTier.Action.publico;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import net.sourceforge.fenixedu._development.PropertiesManager;
import net.sourceforge.fenixedu.applicationTier.Filtro.exception.FenixFilterException;
import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.FenixServiceException;
import net.sourceforge.fenixedu.dataTransferObject.VariantBean;
import net.sourceforge.fenixedu.domain.LoginRequest;
import net.sourceforge.fenixedu.domain.RootDomainObject;
import net.sourceforge.fenixedu.presentationTier.Action.base.FenixDispatchAction;

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import pt.ist.fenixWebFramework.renderers.utils.RenderUtils;
import pt.ist.fenixWebFramework.services.ServiceManager;
import pt.ist.fenixWebFramework.struts.annotations.Forward;
import pt.ist.fenixWebFramework.struts.annotations.Forwards;
import pt.ist.fenixWebFramework.struts.annotations.Mapping;

@Mapping(module = "publico", path = "/loginRequest", scope = "session", parameter = "method")
@Forwards(value = { @Forward(name = "startRequestLoginProcess", path = "start-request-login-process"),
        @Forward(name = "requestLoginFinished", path = "request-login-finish-process") })
public class LoginRequestManagement extends FenixDispatchAction {

    public ActionForward start(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws FenixFilterException, FenixServiceException {

        String requestHash = request.getParameter("request");
        LoginRequest loginRequest = LoginRequest.getLoginRequestWithHash(requestHash);
        request.setAttribute("loginRequest", loginRequest);
        request.setAttribute("bean", new VariantBean());
        return mapping.findForward("startRequestLoginProcess");
    }

    public ActionForward register(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws FenixFilterException, FenixServiceException {

        String documentID = (String) RenderUtils.getViewState("documentID").getMetaObject().getObject();

        String requestID = request.getParameter("oid");
        LoginRequest loginRequest =
                (LoginRequest) RootDomainObject.readDomainObjectByOID(LoginRequest.class, Integer.valueOf(requestID));

        if (documentID.equalsIgnoreCase(loginRequest.getUser().getPerson().getIdDocuments().get(0).getValue())) {
            request.setAttribute("loginBean", new LoginRequestBean(loginRequest));
        } else {
            addActionMessage(request, "invalid.document.id");
            request.setAttribute("loginRequest", loginRequest);
            request.setAttribute("bean", new VariantBean());
        }
        return mapping.findForward("startRequestLoginProcess");
    }

    public ActionForward cycleLoginScreen(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws FenixFilterException, FenixServiceException {

        LoginRequestBean bean = (LoginRequestBean) RenderUtils.getViewState("edit.loginBean").getMetaObject().getObject();
        request.setAttribute("loginBean", bean);
        return mapping.findForward("startRequestLoginProcess");
    }

    public ActionForward finish(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
            HttpServletResponse response) throws FenixFilterException, FenixServiceException {

        LoginRequestBean bean = (LoginRequestBean) RenderUtils.getViewState("edit.loginBean").getMetaObject().getObject();
        if (!bean.getPassword().equals(bean.getPasswordConfirmation())) {
            addActionMessage(request, "error.password.not.match");
            return cycleLoginScreen(mapping, actionForm, request, response);
        }
        try {
            ServiceManager.invokeServiceByName(PropertiesManager.getProperty("enableExternalLoginService"), "run",
                    new Object[] { bean });
            // executeService(PropertiesManager.getProperty(
            // "enableExternalLoginService"), new Object[] { bean });
        } catch (Exception e) {
            addActionMessage(request, e.getMessage());
            return mapping.findForward("startRequestLoginProcess");
        }
        return mapping.findForward("requestLoginFinished");
    }

    public static String getRequestURL(HttpServletRequest request) {
        return request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + request.getContextPath()
                + "/publico/loginRequest.do?method=start&request=";
    }

}