D-Net

package eu.dnetlib.client.monitor;

import com.github.gwtbootstrap.client.ui.*;

import com.github.gwtbootstrap.client.ui.Button;

import com.github.gwtbootstrap.client.ui.ListBox;

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

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

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

import com.google.gwt.core.client.GWT;

import com.google.gwt.dom.client.Document;

import com.google.gwt.dom.client.Style;

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

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

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

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

import com.google.gwt.i18n.client.DateTimeFormat;

import com.google.gwt.user.client.Window;

import com.google.gwt.user.client.rpc.AsyncCallback;

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

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

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

import eu.dnetlib.client.*;

import eu.dnetlib.client.widgets.CKEditor;

import eu.dnetlib.client.widgets.FormFieldSet;

import eu.dnetlib.goldoa.domain.Help;

/**

 * Created by stefania on 4/17/15.

 */

public class MonitorHelpTextsWidget implements MyWidget {

    private String token = "";

    private FlowPanel monitorHelpTextsPagePanel = new FlowPanel();

    private Label monitorHelpTextsTitleLabel = new Label();

    private Label monitorHelpTextsInfoLabel = new Label();

    private Alert successLabel = new Alert();

    private Alert errorLabel = new Alert();

    private Alert warningLabel = new Alert();

    private FlowPanel helpTextsPanel = new FlowPanel();

    private Form helpTextsForm = new Form();

    private ListBox helpTextsSelection = new ListBox();

    private TextArea textArea = new TextArea();

    private CKEditor editor;

    private Button submitChanges = new Button();

    private Button preview = new Button();

    private SidebarPanel helpPanel = new SidebarPanel("Help");

    private SidebarPanel previewPanel = new SidebarPanel("Preview");

    private DateTimeFormat dtf = DateTimeFormat.getFormat("yyyy/MM/dd");

    private DataServiceAsync dataService = GWT.create(DataService.class);

    private GoldOAConstants goldOAConstants = GWT.create(GoldOAConstants.class);

    public MonitorHelpTextsWidget() {

        monitorHelpTextsPagePanel.addStyleName("content");

        monitorHelpTextsTitleLabel.setText("Monitor Help Texts");

        monitorHelpTextsTitleLabel.addStyleName("contentTitleLabel");

        monitorHelpTextsInfoLabel.setText("Monitor and change the help texts that appear on the sidebar of each page");

        monitorHelpTextsInfoLabel.addStyleName("contentInfoLabel");

        errorLabel.addStyleName("alertLabel");

        errorLabel.setType(AlertType.ERROR);

        errorLabel.setClose(false);

        errorLabel.setVisible(false);

        warningLabel.addStyleName("alertLabel");

        warningLabel.setType(AlertType.WARNING);

        warningLabel.setClose(false);

        warningLabel.setVisible(false);

        successLabel.addStyleName("alertLabel");

        successLabel.setType(AlertType.SUCCESS);

        successLabel.setClose(false);

        successLabel.setVisible(false);

        monitorHelpTextsPagePanel.add(monitorHelpTextsTitleLabel);

        monitorHelpTextsPagePanel.add(monitorHelpTextsInfoLabel);

        monitorHelpTextsPagePanel.add(successLabel);

        monitorHelpTextsPagePanel.add(errorLabel);

        monitorHelpTextsPagePanel.add(warningLabel);

        monitorHelpTextsPagePanel.add(helpTextsPanel);

        helpTextsForm.setType(FormType.HORIZONTAL);

        helpTextsSelection.addItem("None selected", "none");

        helpTextsSelection.addItem("User Registration", "register");

        helpTextsSelection.addItem("My Account", "myAccount");

        helpTextsSelection.addItem("Edit Account Info", "editAccountInfo");

        helpTextsSelection.addItem("Support", "support");

        helpTextsSelection.addItem("Statistics", "statistics");

        helpTextsSelection.addItem("Eligible Projects", "eligibleProjects");

        helpTextsSelection.addItem("Requests", "requests");

        helpTextsSelection.addItem("New Funding Request - Researcher", "newFundingRequest_researcher");

        helpTextsSelection.addItem("New Funding Request - Project", "newFundingRequest_project");

        helpTextsSelection.addItem("New Funding Request - Publication", "newFundingRequest_publication");

        helpTextsSelection.addItem("New Funding Request - Accounting", "newFundingRequest_accounting");

        helpTextsSelection.addItem("New Funding Request - Summary", "newFundingRequest_summary");

        helpTextsSelection.addItem("New Budget Request", "newBudgetRequest");

        helpTextsSelection.addItem("Existing Funding Request", "existingFundingRequests");

        helpTextsSelection.addItem("Existing Budget Request", "existingBudgetRequests");

        helpTextsSelection.addItem("Monitor", "monitor");

        helpTextsSelection.addItem("Monitor Funding Requests", "monitorFundingRequests");

        helpTextsSelection.addItem("Monitor Budgets", "monitorBudgets");

        helpTextsSelection.addItem("Monitor Users", "monitorUsers");

        helpTextsSelection.addItem("Monitor User Roles", "monitorUserRoles");

        helpTextsSelection.addItem("Monitor Help Texts", "monitorHelpTexts");

        helpTextsSelection.addItem("Accounting Monitor", "accountingMonitor");

        helpTextsSelection.addItem("Accounting Monitor Funding Requests", "accountingMonitorFundingRequests");

        helpTextsSelection.addItem("Accounting Monitor Budgets", "accountingMonitorBudgets");

        helpTextsSelection.addChangeHandler(new ChangeHandler() {

            @Override

            public void onChange(ChangeEvent changeEvent) {

                successLabel.setVisible(false);

                errorLabel.setVisible(false);

                warningLabel.setVisible(false);

                if(!helpTextsSelection.getValue().equals("none")) {

                    dataService.getHelpById(helpTextsSelection.getValue(), new AsyncCallback<Help>() {

                        @Override

                        public void onFailure(Throwable throwable) {

                            errorLabel.setText(goldOAConstants.errorRetrievingHelpText());

                            errorLabel.setVisible(true);

                        }

                        @Override

                        public void onSuccess(Help help) {

                            if (help != null)

                                editor.setValue(help.getText());

                            else

                                editor.setValue("");

                        }

                    });

                } else {

                    editor.setValue("");

                }

            }

        });

        helpTextsForm.add(new FormFieldSet("Select help item", helpTextsSelection));

        textArea.getElement().setId("editor");

        helpTextsForm.add(new FormFieldSet("Edit help text", textArea));

        preview.setText("Preview");

        preview.setType(ButtonType.DEFAULT);

        preview.addStyleName("inlineBlock");

        preview.addClickHandler(new ClickHandler() {

            @Override

            public void onClick(ClickEvent clickEvent) {

                if(editor!=null) {

                    HTML html = new HTML();

                    html.setHTML(editor.getValue());

                    previewPanel.clearContent();

                    previewPanel.addContent(html);

                }

            }

        });

        submitChanges.setText("Submit Changes");

        submitChanges.setType(ButtonType.PRIMARY);

        submitChanges.addStyleName("inlineBlock");

        submitChanges.addClickHandler(new ClickHandler() {

            @Override

            public void onClick(ClickEvent clickEvent) {

                errorLabel.setVisible(false);

                warningLabel.setVisible(false);

                successLabel.setVisible(false);

                if(!helpTextsSelection.getValue().equals("none")) {

                    Help help = new Help();

                    help.setId(helpTextsSelection.getValue());

                    help.setText(editor.getValue());

                    dataService.saveHelp(help, new AsyncCallback<Help>() {

                        @Override

                        public void onFailure(Throwable throwable) {

                            errorLabel.setText(goldOAConstants.errorSavingHelpText());

                            errorLabel.setVisible(true);

                        }

                        @Override

                        public void onSuccess(Help help) {

                            successLabel.setText(goldOAConstants.successfullySavingHelpText());

                            successLabel.setVisible(true);

                            if(help.getId().equals("monitorHelpTexts"))

                                MyWidgetHelper.loadHelp(helpPanel, token.split("\\.")[0]);

                        }

                    });

                } else {

                    warningLabel.setText(goldOAConstants.warningNoHelpItemSelected());

                    warningLabel.setVisible(true);

                }

            }

        });

        helpTextsForm.add(new FormFieldSet(null, preview, submitChanges));

        helpTextsPanel.add(helpTextsForm);

    }

    @Override

    public void clear() {

        errorLabel.setVisible(false);

        warningLabel.setVisible(false);

        successLabel.setVisible(false);

        helpPanel.clearContent();

        previewPanel.clearContent();

        if(editor!=null) {

            editor.destroy();

            editor = null;

        }

        textArea.setValue("");

        helpTextsSelection.setSelectedValue("none");

    }

    @Override

    public void reload() {

        MyWidgetHelper.showSidebar();

        MyWidgetHelper.loadHelp(helpPanel, token.split("\\.")[0]);

        RootPanel.get("sidebar").add(previewPanel.asWidget());

    }

    @Override

    public void setToken(String token) {

        this.token = token;

    }

    @Override

    public void afterAdditionToRootPanel() {

        loadHelpTexts();

    }

    @Override

    public Widget asWidget() {

        return monitorHelpTextsPagePanel;

    }

    private void loadHelpTexts() {

        if(editor==null) {

            editor = new CKEditor(textArea.getElement().getId());

            editor.setUIColor("#dfd9d2");

        }

    }

}