D-Net

package eu.dnetlib.client.widgets;

import com.github.gwtbootstrap.client.ui.base.IconAnchor;

import com.github.gwtbootstrap.client.ui.constants.AlternateSize;

import com.github.gwtbootstrap.client.ui.constants.IconType;

import com.google.gwt.event.dom.client.ClickEvent;

import com.google.gwt.event.dom.client.ClickHandler;

import com.google.gwt.user.client.ui.FlowPanel;

import com.google.gwt.user.client.ui.IsWidget;

import com.google.gwt.user.client.ui.Label;

import com.google.gwt.user.client.ui.Widget;

import eu.dnetlib.goldoa.domain.*;

/**

 * Created by stefania on 5/7/15.

 */

public class CoFunderInfoWidget implements IsWidget {

    private boolean isValid = true;

    private FlowPanel coFunderInfoPanel = new FlowPanel();

    private AutoCompleteWidget coFunderAutoComplete = new AutoCompleteWidget("funder", "Search or insert funder");

    private TextBox percentageTextBox = new TextBox();

    private IconAnchor deleteIcon = new IconAnchor();

    private Label percentageLabel = new Label();

    private Label errorLabel = new Label();

    private Vocabulary funderVocabulary = null;

    private DeleteCoFunderListener deleteCoFunderListener;

    public CoFunderInfoWidget() {

        coFunderInfoPanel.addStyleName("coFunderInfoPanel");

        AutoCompleteWidget.AutoCompleteListener organizationAutoCompleteListener = new AutoCompleteWidget.AutoCompleteListener() {

            @Override

            public void valueSelected(Vocabulary vocabulary) {

                funderVocabulary = vocabulary;

            }

        };

        coFunderAutoComplete.setAutoCompleteListener(organizationAutoCompleteListener);

        coFunderAutoComplete.addStyleName("inlineBlock");

        percentageTextBox.setAlternateSize(AlternateSize.MINI);

        percentageTextBox.addStyleName("inlineBlock");

        percentageLabel.setText(" %");

        percentageLabel.addStyleName("inlineBlock");

        deleteIcon.setIcon(IconType.REMOVE);

        deleteIcon.addStyleName("inlineBlock");

        deleteIcon.addStyleName("deleteIcon");

        deleteIcon.addClickHandler(new ClickHandler() {

            @Override

            public void onClick(ClickEvent clickEvent) {

                if(deleteCoFunderListener !=null)

                    deleteCoFunderListener.deleteCoFunder();

            }

        });

        errorLabel.addStyleName("fontItalic");

        errorLabel.addStyleName("colorRed");

        coFunderInfoPanel.add(coFunderAutoComplete);

        coFunderInfoPanel.add(percentageTextBox);

        coFunderInfoPanel.add(percentageLabel);

        coFunderInfoPanel.add(deleteIcon);

    }

    @Override

    public Widget asWidget() {

        return coFunderInfoPanel;

    }

    public interface DeleteCoFunderListener {

        public void deleteCoFunder();

    }

    public void setDeleteCoFunderListener(DeleteCoFunderListener deleteCoFunderListener) {

        this.deleteCoFunderListener = deleteCoFunderListener;

    }

    public RequestCoFunder getCoFunder() {

        isValid = true;

        coFunderInfoPanel.remove(errorLabel);

        if(coFunderAutoComplete.getValue().trim().equals("") && percentageTextBox.getValue().trim().equals(""))

            return null;

        if(!isComplete()) {

            isValid = false;

            errorLabel.setText("Both fields are required");

            coFunderInfoPanel.add(errorLabel);

            return new RequestCoFunder();

        }

        if(isComplete()) {

            RequestCoFunder requestCoFunder = new RequestCoFunder();

            if(funderVocabulary!=null && funderVocabulary.getName().equals(coFunderAutoComplete.getValue())) {

                Funder funder = new Funder();

                funder.setName(funderVocabulary.getName());

                funder.setId(funderVocabulary.getId());

                requestCoFunder.setFunder(funder);

            } else {

                Funder funder = new Funder();

                funder.setName(coFunderAutoComplete.getValue());

            }

            String percentage =  percentageTextBox.getValue().trim();

            if(!isPercentage(percentage)) {

                isValid = false;

                errorLabel.setText("Not valid percentage");

                coFunderInfoPanel.add(errorLabel);

            } else {

                requestCoFunder.setPercentage(Float.parseFloat(percentageTextBox.getValue().trim()));

            }

            return requestCoFunder;

        }

        return null;

    }

    public void clear() {

        funderVocabulary = null;

        coFunderAutoComplete.setValue("");

        percentageTextBox.setValue("");

    }

    public void loadCoFunder(RequestCoFunder coFunder) {

        if(coFunder.getFunder()!=null) {

            funderVocabulary = new Vocabulary();

            funderVocabulary.setId(coFunder.getFunder().getId());

            funderVocabulary.setName(coFunder.getFunder().getName());

            coFunderAutoComplete.setValue(coFunder.getFunder().getName());

        }

        percentageTextBox.setValue(coFunder.getPercentage() + "");

    }

    private boolean isComplete() {

        if(!coFunderAutoComplete.getValue().trim().equals("") && !percentageTextBox.getValue().trim().equals(""))

            return true;

        return false;

    }

    private boolean isPercentage(String percentage) {

        try {

            Float percentageValue = Float.parseFloat(percentage);

            if(percentageValue>=0 && percentageValue<=100)

                return true;

        } catch(NumberFormatException nfe) {

            return false;

        }

        return false;

    }

    public boolean isValid() {

        return isValid;

    }

}