D-Net

package eu.dnetlib.client;

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.SubmitButton;

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

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

import com.github.gwtbootstrap.datepicker.client.ui.DateBox;

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

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

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

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.FileUpload;

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

import com.google.gwt.user.datepicker.client.CalendarUtil;

import eu.dnetlib.client.widgets.FormFieldSet;

import eu.dnetlib.client.widgets.TextBox;

import eu.dnetlib.goldoa.domain.*;

import java.util.Date;

/**

 * Created by stefania on 4/2/15.

 */

public class NewBudgetRequestWidget implements MyWidget {

    private String token = "";

    private FlowPanel newBudgetRequestPanel = new FlowPanel();

    private Label titleLabel = new Label();

    private Label informationLabel = new Label();

    private Alert informationAlert = new Alert();

    private Alert errorLabel = new Alert();

    private FlowPanel budgetFormPanel = new FlowPanel();

    private Form budgetForm = new Form();

    private ListBox institutions = new ListBox();

    private Label publisher = new Label();

    private TextBox budgetRequestedTextBox = new TextBox();

    private DateBox startDateDateBox = new DateBox();

    private DateBox endDateDateBox = new DateBox();

    private Label bankInfoLabel = new Label();

    private TextBox nameOfBank = new TextBox();

    private TextBox addressOfBank = new TextBox();

    private TextBox accountHolder = new TextBox();

    private TextBox accountNumber = new TextBox();

    private TextBox bankCode = new TextBox();

    private Button submit = new Button("Submit");

    private HTML loadingWheel = new HTML("<div class=\"loader\"></div><div class=\"whiteFilm\"></div>");

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

    public NewBudgetRequestWidget() {

        newBudgetRequestPanel.addStyleName("content");

        titleLabel.setText("New Budget Request");

        titleLabel.addStyleName("contentTitleLabel");

        informationLabel.setText("Request a new budget for an institution that you are affiliated with.");

        informationLabel.addStyleName("contentInfoLabel");

        informationAlert.addStyleName("alertLabel");

        informationAlert.setType(AlertType.SUCCESS);

        informationAlert.setClose(false);

        informationAlert.setVisible(false);

        errorLabel.addStyleName("alertLabel");

        errorLabel.setType(AlertType.ERROR);

        errorLabel.setClose(false);

        errorLabel.setVisible(false);

        budgetForm.setType(FormType.HORIZONTAL);

        budgetForm.addStyleName("budgetForm");

        budgetFormPanel.add(budgetForm);

        if(Utils.currentUserHasRoleApproved("publisher") && GoldOAPortal.currentUser.getPublisher()!=null) {

            publisher.setText(GoldOAPortal.currentUser.getPublisher().getName());

            budgetForm.add(new FormFieldSet("Publisher (*)", publisher));

        } else {

            for (Affiliation affiliation : GoldOAPortal.currentUser.getAffiliations()) {

                Organization organization = affiliation.getOrganization();

                if (organization != null)

                    institutions.addItem(organization.getName(), organization.getId());

            }

            institutions.setAlternateSize(AlternateSize.XXLARGE);

            budgetForm.add(new FormFieldSet("Organization (*)", institutions));

        }

        Label budgetLabel = new Label("Euros");

        budgetLabel.addStyleName("inlineBlock");

        budgetRequestedTextBox.setAlternateSize(AlternateSize.XLARGE);

        budgetRequestedTextBox.addStyleName("inlineBlock");

        budgetForm.add(new FormFieldSet("Budget Requested (*)", budgetRequestedTextBox, budgetLabel));

        startDateDateBox.setValue(new Date());

        startDateDateBox.setFormat("yyyy/mm/dd");

        budgetForm.add(new FormFieldSet("Start Date (*)", startDateDateBox));

        Date endDate = new Date();

        CalendarUtil.addMonthsToDate(endDate, 6);

        endDateDateBox.setValue(endDate);

        endDateDateBox.setFormat("yyyy/mm/dd");

        budgetForm.add(new FormFieldSet("End Date (*)", endDateDateBox));

        bankInfoLabel.setText("Bank Information");

        bankInfoLabel.addStyleName("strong");

        budgetForm.add(new FormFieldSet(null, bankInfoLabel));

        nameOfBank.setAlternateSize(AlternateSize.XLARGE);

        budgetForm.add(new FormFieldSet("Name of bank (*)", nameOfBank));

        addressOfBank.setAlternateSize(AlternateSize.XLARGE);

        budgetForm.add(new FormFieldSet("Address of bank (*)", addressOfBank));

        accountHolder.setAlternateSize(AlternateSize.XLARGE);

        budgetForm.add(new FormFieldSet("Account holder (*)", accountHolder));

        accountNumber.setAlternateSize(AlternateSize.XLARGE);

        budgetForm.add(new FormFieldSet("Account number (IBAN format) (*)", accountNumber));

        bankCode.setAlternateSize(AlternateSize.XLARGE);

        budgetForm.add(new FormFieldSet("Bank code (BIC) / SWIFT code (*)", bankCode));

        submit.setType(ButtonType.PRIMARY);

        submit.addClickHandler(new ClickHandler() {

            @Override

            public void onClick(ClickEvent clickEvent) {

                errorLabel.setVisible(false);

                informationAlert.setVisible(false);

                if(isComplete()) {

                    if(isPositiveFloat(budgetRequestedTextBox.getValue().trim())) {

                        BankAccount bankAccount = new BankAccount();

                        bankAccount.setAccountHolder(accountHolder.getValue().trim());

                        bankAccount.setBankAddress(addressOfBank.getValue().trim());

                        bankAccount.setBankCode(bankCode.getValue().trim());

                        bankAccount.setBankName(nameOfBank.getValue().trim());

                        bankAccount.setIban(accountNumber.getValue().trim());

                        final Budget budget = new Budget();

                        budget.setUser(GoldOAPortal.currentUser);

                        budget.setBankAccount(bankAccount);

                        budget.setAmountRequested(Float.parseFloat(budgetRequestedTextBox.getValue().trim()));

                        if(Utils.currentUserHasRoleApproved("publisher") && GoldOAPortal.currentUser.getPublisher()!=null) {

                            budget.setPublisher(GoldOAPortal.currentUser.getPublisher());

                        } else {

                            dataService.getOrganization(institutions.getSelectedValue(), new AsyncCallback<Organization>() {

                                @Override

                                public void onFailure(Throwable throwable) {

                                }

                                @Override

                                public void onSuccess(Organization organization) {

                                    budget.setOrganization(organization);

                                }

                            });

                        }

                        budget.setStartdate(startDateDateBox.getValue());

                        budget.setEnddate(endDateDateBox.getValue());

                        budget.setDate(new Date());

                        budget.setCurrency(Currency.EUR);

                        budgetFormPanel.addStyleName("loading-small");

                        budgetFormPanel.add(loadingWheel);

                        dataService.submitBudgetRequest(budget, new AsyncCallback<Budget>() {

                            @Override

                            public void onFailure(Throwable caught) {

                                budgetFormPanel.removeStyleName("loading-small");

                                budgetFormPanel.remove(loadingWheel);

                                errorLabel.setText("System error submitting budget request");

                                errorLabel.setVisible(true);

                            }

                            @Override

                            public void onSuccess(Budget result) {

                                budgetFormPanel.removeStyleName("loading-small");

                                budgetFormPanel.remove(loadingWheel);

                                informationAlert.setText("Budget request was submitted successfully");

                                informationAlert.setVisible(true);

                                budgetFormPanel.remove(budgetForm);

                            }

                        });

                    } else {

                        errorLabel.setText("Budget must be a number greater than 0.");

                        errorLabel.setVisible(true);

                    }

                } else {

                    errorLabel.setText("All asterisk (*) fields are required.");

                    errorLabel.setVisible(true);

                }

            }

        });

        budgetForm.add(new FormFieldSet(null, submit));

        newBudgetRequestPanel.add(titleLabel);

        newBudgetRequestPanel.add(informationLabel);

        newBudgetRequestPanel.add(informationAlert);

        newBudgetRequestPanel.add(errorLabel);

        newBudgetRequestPanel.add(budgetFormPanel);

    }

    @Override

    public Widget asWidget() {

        return newBudgetRequestPanel;

    }

    @Override

    public void clear() {

        errorLabel.setVisible(false);

        informationAlert.setVisible(false);

        budgetRequestedTextBox.setValue("");

        institutions.clear();

        budgetForm.reset();

    }

    @Override

    public void reload() {

        MyWidgetHelper.hideSidebar();

        SidebarPanel helpPanel = new SidebarPanel("Help");

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

        for(Affiliation affiliation : GoldOAPortal.currentUser.getAffiliations()) {

            Organization organization = affiliation.getOrganization();

            if(organization!=null)

                institutions.addItem(organization.getName(), organization.getId());

        }

        startDateDateBox.setValue(new Date());

        Date endDate = new Date();

        CalendarUtil.addMonthsToDate(endDate, 6);

        endDateDateBox.setValue(endDate);

    }

    @Override

    public void setToken(String token) {

        this.token = token;

    }

    @Override

    public void afterAdditionToRootPanel() {

    }

    private boolean isComplete() {

        if(!budgetRequestedTextBox.getValue().trim().equals("")

                && !nameOfBank.getValue().trim().equals("") && !addressOfBank.getValue().trim().equals("")

                && !accountHolder.getValue().trim().equals("") && !accountNumber.getValue().trim().equals("")

                && !bankCode.getValue().trim().equals(""))

            return true;

        return false;

    }

    private boolean isPositiveFloat(String number) {

        try {

            Float numberValue = Float.parseFloat(number);

            if(numberValue > 0)

                return true;

        } catch(NumberFormatException nfe) {

            return false;

        }

        return false;

    }

}