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

import net.sourceforge.fenixedu.applicationTier.Servico.parking.DeleteParkingRequestPeriod;

import net.sourceforge.fenixedu.applicationTier.Servico.parking.RenewParkingCards;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

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

import net.sourceforge.fenixedu.dataTransferObject.parking.ParkingCardSearchBean;
import net.sourceforge.fenixedu.dataTransferObject.parking.ParkingCardSearchBean.ParkingCardSearchPeriod;
import net.sourceforge.fenixedu.dataTransferObject.parking.ParkingCardSearchBean.ParkingCardUserState;
import net.sourceforge.fenixedu.domain.parking.ParkingRequestPeriod;
import net.sourceforge.fenixedu.presentationTier.Action.base.FenixDispatchAction;
import net.sourceforge.fenixedu.presentationTier.Action.resourceAllocationManager.utils.ServiceUtils;

import org.apache.commons.beanutils.BeanComparator;
import org.apache.commons.lang.StringUtils;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;
import org.apache.struts.action.DynaActionForm;
import org.joda.time.format.DateTimeFormat;
import org.joda.time.format.DateTimeFormatter;

import pt.ist.fenixWebFramework.renderers.utils.RenderUtils;

public class ManageParkingPeriodsDA extends FenixDispatchAction {

    public ActionForward prepareCardsSearch(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
	    HttpServletResponse response) throws Exception {

	ParkingCardSearchBean parkingCardSearchBean = null;
	if (getRenderedObject("parkingCardSearchBean") != null) {
	    parkingCardSearchBean = (ParkingCardSearchBean) getRenderedObject("parkingCardSearchBean");
	} else {
	    parkingCardSearchBean = new ParkingCardSearchBean();
	}
	request.setAttribute("parkingCardSearchBean", parkingCardSearchBean);
	return mapping.findForward("cardsSearch");
    }

    public ActionForward searchCards(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
	    HttpServletResponse response) throws Exception {

	if (request.getParameter("prepareRenewal") != null) {
	    return prepareCardsRenewal(mapping, actionForm, request, response);
	}
	ParkingCardSearchBean parkingCardSearchBean = (ParkingCardSearchBean) getRenderedObject("parkingCardSearchBean");
	RenderUtils.invalidateViewState();
	if (parkingCardSearchBean == null) {
	    parkingCardSearchBean = getSearchParameters(request);
	}
	parkingCardSearchBean.doSearch();
	parkingCardSearchBean.orderSearchedParkingParties();
	request.setAttribute("parkingCardSearchBean", parkingCardSearchBean);
	return mapping.findForward("cardsSearch");
    }

    private ParkingCardSearchBean getSearchParameters(HttpServletRequest request) {
	ParkingCardSearchBean parkingCardSearchBean = new ParkingCardSearchBean();
	String parkingCardUserState = request.getParameter("parkingCardUserState");
	if (!StringUtils.isEmpty(parkingCardUserState)) {
	    parkingCardSearchBean.setParkingCardUserState(ParkingCardUserState.valueOf(parkingCardUserState));
	}
	String parkingGroupID = request.getParameter("parkingGroupID");
	if (!StringUtils.isEmpty(parkingGroupID)) {
	    parkingCardSearchBean.setParkingGroup(rootDomainObject.readParkingGroupByOID(Integer.valueOf(parkingGroupID)));
	}
	String actualEndDate = request.getParameter("actualEndDate");
	if (!StringUtils.isEmpty(actualEndDate)) {
	    DateTimeFormatter dtf = DateTimeFormat.forPattern("yyyy-MM-dd");
	    parkingCardSearchBean.setActualEndDate(dtf.parseDateTime(actualEndDate).toYearMonthDay());
	}
	String parkingCardSearchPeriod = request.getParameter("parkingCardSearchPeriod");
	if (!StringUtils.isEmpty(parkingCardSearchPeriod)) {
	    parkingCardSearchBean.setParkingCardSearchPeriod(ParkingCardSearchPeriod.valueOf(parkingCardSearchPeriod));
	}
	return parkingCardSearchBean;
    }

    public ActionForward prepareCardsRenewal(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
	    HttpServletResponse response) throws Exception {
	String[] selectedParkingCards = ((DynaActionForm) actionForm).getStrings("selectedParkingCards");
	ParkingCardSearchBean parkingCardSearchBean = (ParkingCardSearchBean) getRenderedObject("parkingCardSearchBean");
	RenderUtils.invalidateViewState();
	parkingCardSearchBean.getSelectedParkingParties().clear();
	for (int iter = 0; iter < selectedParkingCards.length; iter++) {
	    parkingCardSearchBean.getSelectedParkingParties().add(
		    rootDomainObject.readParkingPartyByOID(Integer.valueOf(selectedParkingCards[iter])));
	}
	if (parkingCardSearchBean.getSelectedParkingParties().isEmpty()) {
	    setMessage(request, "message.noParkingPartiesSelected");
	    request.setAttribute("parkingCardSearchBean", parkingCardSearchBean);
	    return mapping.findForward("cardsSearch");
	}
	parkingCardSearchBean.orderSelectedParkingParties();
	request.setAttribute("parkingCardSearchBean", parkingCardSearchBean);
	return mapping.findForward("cardsRenewal");
    }

    public ActionForward renewParkingCards(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
	    HttpServletResponse response) throws Exception {
	ParkingCardSearchBean parkingCardSearchBean = (ParkingCardSearchBean) getRenderedObject("parkingCardSearchBean");
	if (request.getParameter("cancel") != null) {
	    return searchCards(mapping, actionForm, request, response);
	}
	if (request.getParameter("remove") != null) {
	    String[] parkingCardsToRemove = ((DynaActionForm) actionForm).getStrings("parkingCardsToRemove");
	    for (int iter = 0; iter < parkingCardsToRemove.length; iter++) {
		parkingCardSearchBean.removeSelectedParkingParty(Integer.valueOf(parkingCardsToRemove[iter]));
	    }
	    request.setAttribute("parkingCardSearchBean", parkingCardSearchBean);
	    return mapping.findForward("cardsRenewal");
	}
	RenewParkingCards.run(parkingCardSearchBean.getSelectedParkingParties(), parkingCardSearchBean.getRenewalEndDate(),
		parkingCardSearchBean.getNewParkingGroup());
	parkingCardSearchBean.getSelectedParkingParties().clear();
	parkingCardSearchBean.setRenewalEndDate(null);
	parkingCardSearchBean.setNewParkingGroup(null);
	request.setAttribute("parkingCardSearchBean", parkingCardSearchBean);
	return searchCards(mapping, actionForm, request, response);
    }

    public ActionForward showParkingDetails(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
	    HttpServletResponse response) {
	ParkingCardSearchBean parkingCardSearchBean = getSearchParameters(request);
	Integer parkingPartyID = Integer.valueOf(request.getParameter("parkingPartyID"));
	request.setAttribute("parkingParty", rootDomainObject.readParkingPartyByOID(parkingPartyID));
	request.setAttribute("parkingCardSearchBean", parkingCardSearchBean);
	return mapping.findForward("showParkingDetails");
    }

    public ActionForward prepareManageRequestsPeriods(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
	    HttpServletResponse response) throws Exception {
	List<ParkingRequestPeriod> parkingRequestPeriods = new ArrayList<ParkingRequestPeriod>(rootDomainObject
		.getParkingRequestPeriods());
	Collections.sort(parkingRequestPeriods, new BeanComparator("beginDate"));
	request.setAttribute("parkingRequestPeriods", parkingRequestPeriods);
	return mapping.findForward("manageRequestsPeriods");
    }

    public ActionForward editRequestPeriod(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
	    HttpServletResponse response) throws Exception {
	Integer parkingRequestPeriodToEditCode = Integer.valueOf(request.getParameter("idInternal"));
	request.setAttribute("parkingRequestPeriodToEdit", rootDomainObject
		.readParkingRequestPeriodByOID(parkingRequestPeriodToEditCode));
	return prepareManageRequestsPeriods(mapping, actionForm, request, response);
    }

    public ActionForward deleteRequestPeriod(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
	    HttpServletResponse response) throws Exception {
	Integer parkingRequestPeriodToDeleteCode = Integer.valueOf(request.getParameter("idInternal"));
	DeleteParkingRequestPeriod.run(parkingRequestPeriodToDeleteCode);
	return prepareManageRequestsPeriods(mapping, actionForm, request, response);
    }

    private void setMessage(HttpServletRequest request, String msg) {
	ActionMessages actionMessages = getMessages(request);
	actionMessages.add("message", new ActionMessage(msg));
	saveMessages(request, actionMessages);
    }
}