package net.sourceforge.fenixedu.presentationTier.renderers;

import net.sourceforge.fenixedu.domain.elections.DelegateElectionCandidacyPeriod;
import net.sourceforge.fenixedu.domain.elections.DelegateElectionPeriod;
import net.sourceforge.fenixedu.domain.elections.DelegateElectionVotingPeriod;
import pt.ist.fenixWebFramework.renderers.OutputRenderer;
import pt.ist.fenixWebFramework.renderers.components.HtmlBlockContainer;
import pt.ist.fenixWebFramework.renderers.components.HtmlComponent;
import pt.ist.fenixWebFramework.renderers.components.HtmlLink;
import pt.ist.fenixWebFramework.renderers.components.HtmlText;
import pt.ist.fenixWebFramework.renderers.components.state.ViewDestination;
import pt.ist.fenixWebFramework.renderers.layouts.Layout;
import pt.ist.fenixWebFramework.renderers.utils.RenderUtils;

public class DelegateElectionPeriodLinkRenderer extends OutputRenderer {

    private static final String DEFAULT_FORMAT = "dd/MM/yyyy";

    private String linkFormat;

    private boolean contextRelative;

    private boolean moduleRelative;

    private String destination;

    private String bundle;

    private String pastPeriodClasses;

    private String currentPeriodClasses;

    private String dateHtmlSeparator;

    private String dateFormat;

    private String periodCreateLabel;

    private boolean isPeriodCreateLabelKey;

    private String pastPeriodCreateLabel;

    private boolean isPastPeriodCreateLabelKey;

    private String pastPeriodLabel;

    private boolean isPastPeriodLabelKey;

    private String votingPeriodPostLabel;

    private boolean isVotingPeriodPostLabelKey;

    private String candidacyPeriodPreLabel;

    private boolean isCandidacyPeriodPreLabelKey;

    private String candidacyPeriodPostLabel;

    private boolean isCandidacyPeriodPostLabelKey;

    private String votingPeriodPreLabel;

    private boolean isVotingPeriodPreLabelKey;

    public String getDateHtmlSeparator() {
	return dateHtmlSeparator;
    }

    public void setDateHtmlSeparator(String dateHtmlSeparator) {
	this.dateHtmlSeparator = dateHtmlSeparator;
    }

    public String getDateFormat() {
	return (dateFormat != null ? dateFormat : DEFAULT_FORMAT);
    }

    public void setDateFormat(String dateFormat) {
	this.dateFormat = dateFormat;
    }

    /**
     * This property allows you to specify the candidacy period post label.
     * (Ex.: candidatos)
     * 
     * @property
     */
    public String getCandidacyPeriodPostLabel() {
	return candidacyPeriodPostLabel;
    }

    public void setCandidacyPeriodPostLabel(String candidacyPeriodPostLabel) {
	this.candidacyPeriodPostLabel = candidacyPeriodPostLabel;
    }

    public boolean isCandidacyPeriodPostLabelKey() {
	return isCandidacyPeriodPostLabelKey;
    }

    public void setIsCandidacyPeriodPostLabelKey(boolean isCandidacyPeriodPostLabelKey) {
	this.isCandidacyPeriodPostLabelKey = isCandidacyPeriodPostLabelKey;
    }

    /**
     * This property allows you to specify the voting period post label. (Ex.:
     * votos)
     * 
     * @property
     */
    public String getVotingPeriodPostLabel() {
	return votingPeriodPostLabel;
    }

    public void setVotingPeriodPostLabel(String votingPeriodPostLabel) {
	this.votingPeriodPostLabel = votingPeriodPostLabel;
    }

    public boolean isVotingPeriodPostLabelKey() {
	return isVotingPeriodPostLabelKey;
    }

    public void setIsVotingPeriodPostLabelKey(boolean isVotingPeriodPostLabelKey) {
	this.isVotingPeriodPostLabelKey = isVotingPeriodPostLabelKey;
    }

    /**
     * This property allows you to specify the candidacy period pre label. (Ex.:
     * Candidaturas:)
     * 
     * @property
     */
    public String getCandidacyPeriodPreLabel() {
	return candidacyPeriodPreLabel;
    }

    public void setCandidacyPeriodPreLabel(String candidacyPeriodPreLabel) {
	this.candidacyPeriodPreLabel = candidacyPeriodPreLabel;
    }

    public boolean isCandidacyPeriodPreLabelKey() {
	return isCandidacyPeriodPreLabelKey;
    }

    public void setIsCandidacyPeriodPreLabelKey(boolean isCandidacyPeriodPreLabelKey) {
	this.isCandidacyPeriodPreLabelKey = isCandidacyPeriodPreLabelKey;
    }

    /**
     * This property allows you to specify the voting period pre label. (Ex.:
     * Período de votação:)
     * 
     * @property
     */
    public String getVotingPeriodPreLabel() {
	return votingPeriodPreLabel;
    }

    public void setVotingPeriodPreLabel(String votingPeriodPreLabel) {
	this.votingPeriodPreLabel = votingPeriodPreLabel;
    }

    public boolean isVotingPeriodPreLabelKey() {
	return isVotingPeriodPreLabelKey;
    }

    public void setIsVotingPeriodPreLabelKey(boolean isVotingPeriodPreLabelKey) {
	this.isVotingPeriodPreLabelKey = isVotingPeriodPreLabelKey;
    }

    /**
     * This property allows you to specify a past period label. (Ex.: Período
     * terminado:)
     * 
     * @property
     */
    public String getPastPeriodLabel() {
	return pastPeriodLabel;
    }

    public void setPastPeriodLabel(String pastPeriodLabel) {
	this.pastPeriodLabel = pastPeriodLabel;
    }

    public boolean isPastPeriodLabelKey() {
	return isPastPeriodLabelKey;
    }

    public void setIsPastPeriodLabelKey(boolean isPastPeriodLabelKey) {
	this.isPastPeriodLabelKey = isPastPeriodLabelKey;
    }

    /**
     * This property allows you to specify a period create link label. (Ex.:
     * Definir período)
     * 
     * @property
     */
    public String getPeriodCreateLabel() {
	return periodCreateLabel;
    }

    public void setPeriodCreateLabel(String periodCreateLabel) {
	this.periodCreateLabel = periodCreateLabel;
    }

    public boolean isPeriodCreateLabelKey() {
	return isPeriodCreateLabelKey;
    }

    public void setIsPeriodCreateLabelKey(boolean isPeriodCreateLabelKey) {
	this.isPeriodCreateLabelKey = isPeriodCreateLabelKey;
    }

    /**
     * This property allows you to specify the past period create link label.
     * (Ex.: Definir outro período)
     * 
     * @property
     */
    public String getPastPeriodCreateLabel() {
	return pastPeriodCreateLabel;
    }

    public void setPastPeriodCreateLabel(String pastPeriodCreateLabel) {
	this.pastPeriodCreateLabel = pastPeriodCreateLabel;
    }

    public boolean isPastPeriodCreateLabelKey() {
	return isPastPeriodCreateLabelKey;
    }

    public void setIsPastPeriodCreateLabelKey(boolean isPastPeriodCreateLabelKey) {
	this.isPastPeriodCreateLabelKey = isPastPeriodCreateLabelKey;
    }

    public String getLinkFormat() {
	return this.linkFormat;
    }

    /**
     * This property allows you to specify the format of the final link. In this
     * format you can use properties of the object being presented. For example:
     * 
     * <code>
     *  format="/some/action.do?oid=${id}"
     * </code>
     * 
     * @see RenderUtils#getFormattedProperties(String, Object)
     * @property
     */
    public void setLinkFormat(String linkFormat) {
	this.linkFormat = linkFormat;
    }

    public boolean isContextRelative() {
	return this.contextRelative;
    }

    /**
     * Indicates that the link specified should be relative to the context of
     * the application and not to the current module. This also overrides the
     * module if a destination is specified.
     * 
     * @property
     */
    public void setContextRelative(boolean contextRelative) {
	this.contextRelative = contextRelative;
    }

    public boolean isModuleRelative() {
	return this.moduleRelative;
    }

    /**
     * Allows you to choose if the generated link is relative to the current
     * module. Note that if the link is not context relative then it also isn't
     * module relative.
     * 
     * @property
     */
    public void setModuleRelative(boolean moduleRelative) {
	this.moduleRelative = moduleRelative;
    }

    public String getDestination() {
	return this.destination;
    }

    /**
     * This property is an alternative to the use of the
     * {@link #setLinkFormat(String) linkFormat}. With this property you can
     * specify the name of the view state destination that will be used. This
     * property allows you to select the concrete destination in each context
     * were this configuration is used.
     * 
     * @property
     */
    public void setDestination(String destination) {
	this.destination = destination;
    }

    public String getBundle() {
	return this.bundle;
    }

    /**
     * The bundle were the {@link #setKey(String) key} will be fetched.
     * 
     * @property
     */
    public void setBundle(String bundle) {
	this.bundle = bundle;
    }

    public String getCurrentPeriodClasses() {
	return currentPeriodClasses;
    }

    public void setCurrentPeriodClasses(String currentPeriodClasses) {
	this.currentPeriodClasses = currentPeriodClasses;
    }

    public String getPastPeriodClasses() {
	return pastPeriodClasses;
    }

    public void setPastPeriodClasses(String pastPeriodClasses) {
	this.pastPeriodClasses = pastPeriodClasses;
    }

    @Override
    protected Layout getLayout(Object object, Class type) {
	return new Layout() {

	    @Override
	    public HtmlComponent createComponent(Object object, Class type) {
		if (getContext().getParentContext() != null) {
		    Object targetObject = getContext().getParentContext().getMetaObject().getObject(); // Election

		    HtmlLink link = getLink(targetObject);

		    HtmlBlockContainer container = new HtmlBlockContainer();

		    DelegateElectionPeriod electionPeriod = (DelegateElectionPeriod) object;

		    if (electionPeriod.isCandidacyPeriod() && getVotingPeriodPostLabel() != null) {
			// Showing voting periods but no voting period created.
			// Show candidacy period.

			String createLabel = (isPeriodCreateLabelKey() ? RenderUtils.getResourceString(getBundle(),
				getPeriodCreateLabel()) : getPeriodCreateLabel());
			HtmlBlockContainer linkContainer = new HtmlBlockContainer();
			link.setBody(new HtmlText(createLabel));
			linkContainer.addChild(link);
			container.addChild(linkContainer);

			String preLabel = getElectionPeriodPreLabel(electionPeriod);
			String postLabel = getElectionPeriodPostLabel(electionPeriod);

			HtmlText periodResume = new HtmlText(getPeriodResume(electionPeriod, preLabel, postLabel, true), false);
			periodResume.setClasses(getPastPeriodClasses()); // Classes
			// for
			// candidacy
			// period
			container.addChild(periodResume);
			return container;
		    } else {
			if (electionPeriod.isPastPeriod()) {
			    if (electionPeriod.isCandidacyPeriod()) {
				String createLabel = (isPastPeriodCreateLabelKey() ? RenderUtils.getResourceString(getBundle(),
					getPastPeriodCreateLabel()) : getPastPeriodCreateLabel());
				HtmlBlockContainer linkContainer = new HtmlBlockContainer();
				link.setBody(new HtmlText(createLabel));
				linkContainer.addChild(link);
				container.addChild(linkContainer);
			    }

			    String pastPeriodLabel = (isPastPeriodLabelKey() ? RenderUtils.getResourceString(getBundle(),
				    getPastPeriodLabel()) : getPastPeriodLabel());
			    String postLabel = getElectionPeriodPostLabel(electionPeriod);

			    HtmlText periodResume = new HtmlText(
				    getPeriodResume(electionPeriod, pastPeriodLabel, postLabel, true), false);
			    periodResume.setClasses(getPastPeriodClasses()); // Classes
			    // for
			    // past
			    // periods
			    container.addChild(periodResume);
			    return container;
			} else if (electionPeriod.isCurrentPeriod()) {
			    String postLabel = getElectionPeriodPostLabel(electionPeriod);
			    String periodResume = getPeriodResume(electionPeriod, null, postLabel, true);
			    link.setBody(new HtmlText(periodResume, false));
			    link.setClasses(getCurrentPeriodClasses()); // Classes
			    // for
			    // current
			    // periods
			    container.addChild(link);
			    return container;
			} else {
			    String periodResume = getPeriodResume(electionPeriod, null, null, false);
			    link.setBody(new HtmlText(periodResume, false));
			    link.setClasses(getClasses()); // Default classes
			    container.addChild(link);
			    return container;
			}
		    }
		}
		return new HtmlText();
	    }

	    private HtmlLink getLink(Object usedObject) {
		HtmlLink link = new HtmlLink();

		String url;

		if (getDestination() != null) {
		    ViewDestination destination = getContext().getViewState().getDestination(getDestination());

		    if (destination != null) {
			link.setModule(destination.getModule());
			url = destination.getPath();
		    } else {
			url = "#";
		    }
		} else {
		    if (getLinkFormat() != null) {
			url = getLinkFormat();
		    } else {
			url = "#";
		    }
		}

		link.setUrl(RenderUtils.getFormattedProperties(url, usedObject));

		link.setModuleRelative(isModuleRelative());
		link.setContextRelative(isContextRelative());

		return link;
	    }

	    private String getPeriodResume(DelegateElectionPeriod electionPeriod, String preLabel, String postLabel,
		    boolean isLongResume) {
		preLabel = (preLabel != null ? preLabel + ":&nbsp;" : "");
		postLabel = (postLabel != null ? "&nbsp;" + postLabel : "");

		String shortResume = electionPeriod.getStartDate().toString(getDateFormat()) + getDateHtmlSeparator()
			+ electionPeriod.getEndDate().toString(getDateFormat());

		String longResume = null;
		if (electionPeriod instanceof DelegateElectionCandidacyPeriod) {
		    longResume = "("
			    + ((DelegateElectionCandidacyPeriod) electionPeriod).getDelegateElection().getCandidatesCount()
			    + postLabel + ")";
		} else {
		    longResume = "(" + ((DelegateElectionVotingPeriod) electionPeriod).getDelegateElection().getVotesCount()
			    + postLabel + ")";
		}

		return (isLongResume ? preLabel + shortResume + "<br/>" + longResume : preLabel + shortResume);
	    }

	    private String getElectionPeriodPostLabel(DelegateElectionPeriod electionPeriod) {
		String postLabel;
		if (electionPeriod.isCandidacyPeriod()) {
		    postLabel = (isCandidacyPeriodPostLabelKey() ? RenderUtils.getResourceString(getBundle(),
			    getCandidacyPeriodPostLabel()) : getCandidacyPeriodPostLabel());
		} else {
		    postLabel = (isVotingPeriodPostLabelKey() ? RenderUtils.getResourceString(getBundle(),
			    getVotingPeriodPostLabel()) : getVotingPeriodPostLabel());
		}
		return postLabel;
	    }

	    private String getElectionPeriodPreLabel(DelegateElectionPeriod electionPeriod) {
		String preLabel;
		if (electionPeriod.isCandidacyPeriod()) {
		    preLabel = (isCandidacyPeriodPreLabelKey() ? RenderUtils.getResourceString(getBundle(),
			    getCandidacyPeriodPreLabel()) : getCandidacyPeriodPreLabel());
		} else {
		    preLabel = (isVotingPeriodPreLabelKey() ? RenderUtils.getResourceString(getBundle(),
			    getVotingPeriodPreLabel()) : getVotingPeriodPreLabel());
		}
		return preLabel;
	    }

	};
    }
}