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

import org.litesoft.GWT.client.view.*;
import org.litesoft.GWT.client.widgets.Button;
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.datt.client.*;
import org.litesoft.datt.client.boviews.*;
import org.litesoft.datt.client.ui.widgets.*;
import org.litesoft.uispecification.*;

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

import static org.litesoft.uispecification.FormWidgetCtrl.*;

public class Stories extends ClickableViewObjectQBEscreenView<StoryView> implements StoryViewNames,
                                                                                    ViewUpdatable<StoryView> {
    private ObjectURL mEditing = null;

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

    @SuppressWarnings({"UnusedParameters"})
    public Stories( String pSection, ViewDef pViewDef, ObjectURL pEditing ) {
        super( title( pViewDef ), StoryViewDataProvider.getInstance() );

        mEditing = pEditing;

        addStandardTitleBar();

        SizeableQBEboxedPanel zQBEboxedPanel = getQBEboxedPanel();

        FilteringTableModel<StoryView> zFilter = new FilteringTableModel<StoryView>( mDataProvider, true, this, this, true ); // Second 'this' allows "New"
        StoryViewTable zTable = new StoryViewTable( zFilter, this );
        zQBEboxedPanel.setWidget( zFilter.addReloadable( zTable ) );

        WidgetCtrlMap zWidgetCtrlMap = StoryFieldsPanel.createWidgetCtrlMap( VISIBLE_AND_ACTIVE_ENABLED );

        mFE = new QBE_FormEngine( zWidgetCtrlMap, null, zQBEboxedPanel, zFilter, zFilter );
        mFE.setFilterTransformer( new ShowBooleanUpdateFilterTransformer( mFE.getFilterTransformer(), aShowDone, aIsDone, null, false ) );

        mFormBinder = new FormBinder<StoryView>( mFE, StoryViewMetaData.getInstance() );

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

        Button zTaskButton = Button.named( "Tasks" ).blue().text().enabledToolTip( "Manage Tasks for this Story" ).add( ViewDefs.STORY_TASKS,
                                                                                                                        new UriFragmentIdParams
                                                                                                                                .ScreenParamsFactory() {
                                                                                                                            @Override
                                                                                                                            public UriFragmentIdParams create(
                                                                                                                                    ViewDef pTarget ) {
                                                                                                                                return StoryTasksFactory
                                                                                                                                        .encodeParams(
                                                                                                                                                mEditing );
//                return MergeStoriesStepTwoFactory.encodeParams( new TwoStoryURLs( mStory0, mStory1 ) );
                                                                                                                            }
                                                                                                                        } ).create();
        mFE.addExistingUnchangedButton( false, zTaskButton );

        StoryFieldsPanel zStoryFieldsPanel = new StoryFieldsPanel( mFormBinder, mFE, zTaskButton );

        add( zStoryFieldsPanel );

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

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

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

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

    private void modeNew() {
        mEditing = null;
        mFE.setNamedComponentValue( aCreatorFullName, null );
        mFormBinder.setNewObject( StoryView.createNew() );
    }
}