# UnassigningUsersAlert.java

    /*
    ** Module   : UnassigningUsersAlert.java
    ** Abstract : UnassigningUsersAlert represents an Unassigning Users Alert dialog.
    **
    ** 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.groups;

    import java.util.logging.Level;

    import org.gwtbootstrap3.client.ui.Button;
    import org.gwtbootstrap3.client.ui.Modal;
    import org.gwtbootstrap3.client.ui.html.Text;

    import com.goldencode.p2j.admin.TaggedName;
    import com.goldencode.p2j.admin.client.widget.dialog.ModalViewWithUiHandlers;
    import com.google.gwt.event.dom.client.ClickEvent;
    import com.google.gwt.i18n.client.Messages;
    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;

    /**
     * UnassigningUsersAlert is a dialog to display an alert message that the given users accounts are
     * about to be deleted from the given group.
     *
     */
    public class UnassigningUsersAlert
    extends ModalViewWithUiHandlers<GroupsUIHandlers>
    {
       /**
        * GWT UI creator
        */
       interface Binder
       extends UiBinder<Widget, UnassigningUsersAlert>
       {}

       /**
        * Alert message builder
        */
       interface AlertMessages
       extends Messages
       {
          /**
           * Builds the unassigned users accounts warning message.
           *
           * @param    userAccountsMsg
           *           The message template
           *
           * @return   The unassigned users accounts warning message.
           */
          @DefaultMessage("{0} being unassigned. Continue?")
          String unassignUserAlert(String userAccountsMsg);

          /**
           * Builds the user account message.
           *
           * @param    user
           *           The user account name
           *
           * @return   The user account message
           */
          @DefaultMessage("{0} user account")
          String userAccount(String user);

          /**
           * Builds plural or single user accounts message.
           *
           * @param    numberOfAccounts
           *           The number of user accounts
           *
           * @return   The plural or single user accounts message.
           */
          @DefaultMessage("{0} user accounts")
          @AlternateMessage({"=1", "1 user account"})
          String usersToDelete(@PluralCount int numberOfAccounts);
       }

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

       /** The warning message text field */
       @UiField
       Text deleteSelectedAlert;

       /** The approval yes button */
       @UiField
       Button yesAction;

       /** The cancel no button */
       @UiField
       Button noAction;

       /** The alert message builder */
       private final AlertMessages messages;

       /** The selected users accounts for which this alert is displayed */
       private TaggedName[] selectedUserAccounts;

       /** Group account for which this alert is displayed */
       private TaggedName groupAccount;

       /**
        * Constructs this view used by by MPV gwtplatform of ArcBees Inc.
        *
        * @param    binder
        *           The injected GWT UI Binder
        * @param    messages
        *           The injected alert message builder
        */
       @Inject
       public UnassigningUsersAlert(UnassigningUsersAlert.Binder binder,
                                    UnassigningUsersAlert.AlertMessages messages)
       {
          initWidget(binder.createAndBindUi(this));
          this.messages = messages;
       }

       /**
        * The Yes button click handler.
        *
        * @param    e
        *           Click event
        */
       @UiHandler("yesAction")
       void onYesAction(ClickEvent e)
       {
          logger.log(Level.INFO, "onYesAction");
          getUiHandlers().unassignSelectedUsers(groupAccount, selectedUserAccounts);
       }

       /**
        * The No button click handler.
        *
        * @param    e
        *           Click event
        */
       @UiHandler("noAction")
       void onNoAction(ClickEvent e)
       {
          logger.log(Level.INFO, "onNoAction");
          getUiHandlers().cancelUnassigningUsersAlert();
       }

       /**
        * Setups this alert view.
        *
        * @param    groupAccount
        *           The group account
        * @param    selectedUserAccounts
        *           The selected users from the provided group account
        */
       public void setAlert(TaggedName groupAccount, TaggedName[] selectedUserAccounts)
       {
          if (selectedUserAccounts != null && selectedUserAccounts.length > 0)
          {
             this.groupAccount = groupAccount;
             this.selectedUserAccounts = selectedUserAccounts;
             deleteSelectedAlert.setText(this.messages.unassignUserAlert(
                      this.messages.usersToDelete(selectedUserAccounts.length)));
          }
       }

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

    }