package org.litesoft.datt.client.ui.views.admin;

import org.litesoft.GWT.client.*;
import org.litesoft.GWT.client.view.*;
import org.litesoft.GWT.client.widgets.*;
import org.litesoft.GWT.client.widgets.datatables.*;
import org.litesoft.GWT.forms.client.*;
import org.litesoft.bo.views.*;
import org.litesoft.core.*;
import org.litesoft.datt.client.boviews.*;
import org.litesoft.datt.client.ui.views.*;
import org.litesoft.uispecification.*;

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

public class Users extends DATT_ClickableQBEscreenView<UserView> implements UserViewNames,
                                                                            NewUserEmailDialog.CallBack,
                                                                            ViewUpdatable<UserView>
{
    private ObjectURL mEditing = null;

    @Override
    protected UriFragmentIdParams createRefreshParams()
    {
        return UsersFactory.encodeParams( mEditing );
    }

    public Users( String pSection, ViewDef pViewDef, ObjectURL pEditing )
    {
        super( pSection, pViewDef, UserViewDataProvider.getInstance() );

        mEditing = pEditing;

        addStandardTitleBar();

        SizeableQBEboxedPanel zQBEboxedPanel = getQBEboxedPanel();

        FilteringTableModel<UserView> zFilter = new FilteringTableModel<UserView>( mDataProvider, true, this, this, true ); // Second 'this' allows "New"
        zQBEboxedPanel.setWidget( zFilter.addReloadable( new SingleSelectRegularTable<UserView>( zFilter, new TableDef(), this ) ) );

        UserView zUser = ClientContext.get().get( CurrentUserViewAccessor.class ).getUser();

        CtrlBitsMap zCtrlBitsMap = new CtrlBitsMap( FormEngine.ENABLED_NON_VIEW );

        zCtrlBitsMap.add( FormEngine.SEARCH_FILTER, aFirstName, aMiddleInitial, aLastName, aPhoneNumber );
        zCtrlBitsMap.add( FormEngine.VISIBLE | FormEngine.ADD_SEARCH_FILTER | //
                          FormEngine.ADD_UNIQUE | FormEngine.ADD_ENABLED_SEARCH, aLogonEmail );
        zCtrlBitsMap.add( FormEngine.ENABLED_EDIT, aStatus, aCanAdministrate );
        zCtrlBitsMap.add( userEditable( zUser.canChange_HelpDeskMember() ), aHelpDeskMember );
        zCtrlBitsMap.add( userEditable( zUser.canChange_RestrictedResourceManage() ), aRestrictedResourceManage );
        zCtrlBitsMap.add( userEditable( zUser.canChange_SuperAdmin() ), aSuperAdmin );
        zCtrlBitsMap.add( userEditable( zUser.canResetPassword() ), aResetPassword );

        mFE = new QBE_FormEngine( zCtrlBitsMap, null, zQBEboxedPanel, zFilter, zFilter );
        mFormBinder = new FormBinder<UserView>( mFE, UserViewMetaData.getInstance() );

        add( mFE.createSectionTitle( "User" ) );

        UserFieldsPanel zUserFieldsPanel = new UserFieldsPanel( mFE, mFormBinder, ClientContext.get().get( CurrentRestrictedResourceViewAccessor.class ).getRestrictedResource(), true );

        add( zUserFieldsPanel );
        add( new SizeableSpacer().stretchable() );

        mFE.setPointerWidget( zUserFieldsPanel.getPointerField() );
    }

    @Override
    public void aboutToShow()
    {
        super.aboutToShow();
        ObjectURL zEditing = mEditing;
        modeSearch();
        if ( zEditing != null )
        {
            mDataProvider.requestRow( zEditing, new FetchRowDataProviderCallBack<UserView>()
            {
                @Override
                public void success( UserView pRow )
                {
                    if ( pRow != null )
                    {
                        modeEdit( pRow );
                    }
                }

                @Override
                public void error( String pError )
                {
                    getStatusMessageSinc().setErrorMessage( pError );
                }
            } );
        }
    }

    @Override
    protected void justLoaded()
    {
        super.justLoaded();
        mFE.setFocus();
    }

    @Override
    protected void processVO( UserView pRowValue )
    {
        if ( pRowValue != null )
        {
            modeEdit( pRowValue );
        }
        else
        {
            modeNew();
        }
    }

    @Override
    public Widget getBottomBar()
    {
        LeftCenterRightHorizontalPanel zActionPanel = new LeftCenterRightHorizontalPanel();

        zActionPanel.addLeft( mFE.addEditRevertButton( createRevertButton() ) );
        zActionPanel.addCenter( mFE.addEditSubmitButton( createSubmitButton( mDataProvider, mFormBinder, this ) ) );
        zActionPanel.addRight( mFE.addEditSubmitButton( createSubmitButton( mDataProvider, mFormBinder, ViewDef.HOME ) ) );

        return zActionPanel;
    }

    @Override
    public void viewUpdated( UserView pUserView )
    {
        modeEdit( pUserView );
    }

    private void modeSearch()
    {
        mEditing = null;
        mFE.setMode( FormEngine.Mode.Search );
    }

    private void modeEdit( UserView pUserView )
    {
        mEditing = pUserView.getObjectURL();
        mFormBinder.setExistingObject( mDataProvider.copyIntoNewTS( pUserView ), FormEngine.Mode.EditFromSearch );
    }

    private void modeNew()
    {
        mEditing = null;
        mFormBinder.setNewObject( UserView.createNew() );

        new DialogViewDialog( new NewUserEmailDialog( (String) mFE.getNamedComponentValue( aLogonEmail ), (String) mFE.getNamedComponentValue( aPhoneNumber ), this ) ).show();
    }

    @Override
    public void dialogClosed()
    {
        modeSearch();
    }

    @Override
    public void succeeded( String pLogonEmail, UserView pUserView )
    {
        if ( pUserView != null )
        {
            modeEdit( pUserView );
        }
        else
        {
            mFE.setNamedComponentValueAsUser( aLogonEmail, pLogonEmail );
            mFE.setFocus();
        }
    }

    private static class TableDef extends BoTableDefinition<UserView> implements UserViewNames,
                                                                                 DataTableStyle
    {
        public TableDef()
        {
            UserViewMetaData zMD = UserViewMetaData.getInstance();

            addColumn( zMD.getBoAttribute( aFirstName ), "First" ).initialWidth( FontSizer.get( TABLE_TEXT ).EMsPlus( 12, CELL_PADDING ) );
            addColumn( zMD.getBoAttribute( aMiddleInitial ), "MI" ).initialWidth( FontSizer.get( TABLE_TEXT ).EMsPlus( 1, CELL_PADDING ) );
            addColumn( zMD.getBoAttribute( aLastName ), "Last" );
            addColumn( zMD.getBoAttribute( aLogonEmail ), "Logon/Email" );
            addColumn( zMD.getBoAttribute( aPhoneNumber ), "Phone" ).initialWidth( FontSizer.get( TABLE_TEXT ).EMsPlus( 12, CELL_PADDING ) );
        }
    }
}