# CloneUserAccountView.java

    /*
    ** Module   : CloneUserAccountView.java
    ** Abstract : CloneUserAccountView is a view to clone a selected user account.
    **
    ** Copyright (c) 2017, Golden Code Development Corporation.
    **
    ** -#- -I- --Date-- ----------------Description----------------------
    ** 001 SBI 20170601 Created initial version.
    */
    /*
    ** This program is free software: you can redistribute it and/or modify
    ** it under the terms of the GNU Affero General Public License as
    ** published by the Free Software Foundation, either version 3 of the
    ** License, or (at your option) any later version.
    **
    ** This program is distributed in the hope that it will be useful,
    ** but WITHOUT ANY WARRANTY; without even the implied warranty of
    ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    ** GNU Affero General Public License for more details.
    **
    ** You may find a copy of the GNU Affero GPL version 3 at the following
    ** location: https://www.gnu.org/licenses/agpl-3.0.en.html
    **
    ** Additional terms under GNU Affero GPL version 3 section 7:
    **
    **   Under Section 7 of the GNU Affero GPL version 3, the following additional
    **   terms apply to the works covered under the License.  These additional terms
    **   are non-permissive additional terms allowed under Section 7 of the GNU
    **   Affero GPL version 3 and may not be removed by you.
    **
    **   0. Attribution Requirement.
    **
    **     You must preserve all legal notices or author attributions in the covered
    **     work or Appropriate Legal Notices displayed by works containing the covered
    **     work.  You may not remove from the covered work any author or developer
    **     credit already included within the covered work.
    **
    **   1. No License To Use Trademarks.
    **
    **     This license does not grant any license or rights to use the trademarks
    **     Golden Code, FWD, any Golden Code or FWD logo, or any other trademarks
    **     of Golden Code Development Corporation. You are not authorized to use the
    **     name Golden Code, FWD, or the names of any author or contributor, for
    **     publicity purposes without written authorization.
    **
    **   2. No Misrepresentation of Affiliation.
    **
    **     You may not represent yourself as Golden Code Development Corporation or FWD.
    **
    **     You may not represent yourself for publicity purposes as associated with
    **     Golden Code Development Corporation, FWD, or any author or contributor to
    **     the covered work, without written authorization.
    **
    **   3. No Misrepresentation of Source or Origin.
    **
    **     You may not represent the covered work as solely your work.  All modified
    **     versions of the covered work must be marked in a reasonable way to make it
    **     clear that the modified work is not originating from Golden Code Development
    **     Corporation or FWD.  All modified versions must contain the notices of
    **     attribution required in this license.
    */

    package com.goldencode.p2j.admin.client.application.home.accounts.users;

    import java.util.ArrayList;
    import java.util.List;
    import java.util.logging.Level;

    import org.gwtbootstrap3.client.ui.Button;
    import org.gwtbootstrap3.client.ui.CheckBox;
    import org.gwtbootstrap3.client.ui.Modal;
    import org.gwtbootstrap3.client.ui.Radio;
    import org.gwtbootstrap3.client.ui.TextBox;
    import org.gwtbootstrap3.client.ui.form.error.BasicEditorError;
    import org.gwtbootstrap3.client.ui.form.validator.BlankValidator;
    import org.gwtbootstrap3.client.ui.form.validator.Validator;

    import com.goldencode.p2j.admin.TaggedName;
    import com.goldencode.p2j.admin.client.application.home.accounts.PasswordOptions;
    import com.goldencode.p2j.admin.client.widget.EnumRadioGroup;
    import com.goldencode.p2j.admin.client.widget.dialog.ModalViewWithUiHandlers;
    import com.google.gwt.dom.client.Document;
    import com.google.gwt.editor.client.Editor;
    import com.google.gwt.editor.client.EditorError;
    import com.google.gwt.event.dom.client.ClickEvent;
    import com.google.gwt.event.dom.client.KeyCodes;
    import com.google.gwt.event.dom.client.KeyPressEvent;
    import com.google.gwt.event.logical.shared.ValueChangeEvent;
    import com.google.gwt.event.logical.shared.ValueChangeHandler;
    import com.google.gwt.uibinder.client.UiBinder;
    import com.google.gwt.uibinder.client.UiField;
    import com.google.gwt.uibinder.client.UiHandler;
    import com.google.gwt.user.client.ui.Widget;
    import com.google.inject.Inject;

    /**
     * CloneUserAccountView is a view to clone a selected user account.
     */
    public class CloneUserAccountView
    extends ModalViewWithUiHandlers<UsersUIHandlers>
    {
       /**
        * GWT UI creator
        */
       interface Binder
       extends UiBinder<Widget, CloneUserAccountView>
       {}

       /** The underlined modal dialog */
       @UiField
       Modal modal;

       /** The account name text field */
       @UiField
       TextBox name;

       /** The With ACLs check box */
       @UiField
       CheckBox acl;

       /** The password options to clone the existing or to setup new one*/
       @UiField
       EnumRadioGroup<PasswordOptions> passwordOptionsSelector;

       /** The New Password text box */
       @UiField(provided = true)
       TextBox password =  new TextBox(Document.get().createPasswordInputElement());

       /** The Confirm New Password text box */
       @UiField(provided = true)
       TextBox password2 =  new TextBox(Document.get().createPasswordInputElement());

       /** The Clone account button */
       @UiField
       Button cloneAction;

       /** The Cancel button to discard any changes and to close this dialog */
       @UiField
       Button cancelAction;

       /** The existing cloning user account given by its tagged name */
       private TaggedName userTaggedName;

       /**
        * Constructs this view, used by MPV gwtplatform of ArcBees Inc.
        *
        * @param    binder
        *           GWT UI creator
        */
       @Inject
       public CloneUserAccountView(CloneUserAccountView.Binder binder)
       {
          initWidget(binder.createAndBindUi(this));
          passwordOptionsSelector.addValueChangeHandler(new ValueChangeHandler<PasswordOptions>()
          {
             @Override
             public void onValueChange(ValueChangeEvent<PasswordOptions> event)
             {
                PasswordOptions popt = event.getValue();
                switch(popt)
                {
                   case CLONE_PASSWORD:
                      password.setEnabled(false);
                      password2.setEnabled(false);
                      //clear warnings if there exist.
                      password.clear();
                      password2.clear();
                      password.validate(true);
                      password2.validate(true);
                      break;
                   case NEW_PASSWORD:
                      password.setEnabled(true);
                      password2.setEnabled(true);
                      break;
                   default:
                }
             }
          });

          password.addValidator(new BlankValidator<String>(UsersUIHandlers.BLANK_FIELD_WARNING)
                               {
                                  @Override
                                  public boolean isValid(String value)
                                  {
                                     PasswordOptions popt = passwordOptionsSelector.getValue();

                                     if (popt == PasswordOptions.CLONE_PASSWORD)
                                     {
                                        return true;
                                     }

                                     return super.isValid(value);
                                  }
                               });

          password2.addValidator(
                   new Validator<String>()
                   {

                      @Override
                      public int getPriority()
                      {
                         return Priority.HIGHEST;
                      }

                      @Override
                      public List<EditorError> validate(Editor<String> editor, String value)
                      {
                         List<EditorError> result = new ArrayList<EditorError>();
                         PasswordOptions popt = passwordOptionsSelector.getValue();
                         if (popt == PasswordOptions.CLONE_PASSWORD)
                         {
                            return result;
                         }

                         if (!password.validate(true))
                         {
                            return result;
                         }

                         String valueStr = value == null ? "" : value.toString();

                         if (!valueStr.equals(password.getValue()))
                         {
                           result.add(new BasicEditorError(password2,
                                                           value,
                                                           UsersUIHandlers.CONFIRM_PASSWORD_WARNING));
                         }

                         return result;
                      }
                   });

          password.setValidateOnBlur(true);
          password2.setValidateOnBlur(true);
       }

       /**
        * The Clone button click handler.
        *
        * @param    e
        *           Click event
        */
       @UiHandler("cloneAction")
       void onCloneAction(ClickEvent e)
       {
          logger.log(Level.INFO, "onCloneAction");
          if (passwordOptionsSelector.getValue() == PasswordOptions.CLONE_PASSWORD)
          {
             getUiHandlers().cloneUserAccount(userTaggedName.getName(), name.getText(), acl.getValue());
          }
          else
          {
             if (!password.validate() || !password2.validate())
             {
                e.preventDefault();
                e.stopPropagation();
             }

             getUiHandlers().cloneUserAccount(userTaggedName.getName(), name.getText(), acl.getValue(),
                      password.getValue());
          }
       }

       /**
        * The Cancel button click handler.
        *
        * @param    e
        *           Click event
        */
       @UiHandler("cancelAction")
       void onCancelAction(ClickEvent e)
       {
          logger.log(Level.INFO, "onCancelAction");
          getUiHandlers().cancelCloneUserAccountDialog();
       }

       /**
        * Setups this dialog.
        *
        * @param    userTaggedName
        *           The tagged name of the cloning user account
        */
       public void setupCloneUserAccountView(TaggedName userTaggedName)
       {
          this.userTaggedName = userTaggedName;
          // initial value
          name.setText("");
          acl.setValue(false);
          Radio radio = (Radio) passwordOptionsSelector.getWidget(PasswordOptions.NEW_PASSWORD.ordinal());
          radio.setValue(true, true);
       }

       /**
        * Key press event handler.
        *
        * @param   event
        *          Key press event.
        */
       @UiHandler("password")
       public void passwordKeyPress(KeyPressEvent event)
       {
          if(event.getNativeEvent().getKeyCode() == KeyCodes.KEY_ENTER)
          {
             password2.setFocus(true);
          }
       }

       /**
        * Provides an access to the target modal dialog.
        *
        * @return   The underlined modal dialog
        */
       @Override
       protected Modal getModal()
       {
          return modal;
       }
    }