package com.dragome.forms.bindings.client.binding;

import java.util.Collection;

import com.dragome.forms.bindings.client.channel.Destination;
import com.dragome.forms.bindings.client.command.ParameterisedCommand;
import com.dragome.forms.bindings.client.format.CollectionToStringFormat;
import com.dragome.forms.bindings.client.value.ValueTarget;
import com.dragome.forms.bindings.extra.user.client.ui.HasHTML;
import com.dragome.forms.bindings.extra.user.client.ui.HasText;
import com.dragome.model.interfaces.list.ListModel;

/**
 * Created by IntelliJ IDEA.
 * User: andrew
 * Date: May 22, 2010
 * Time: 11:28:26 AM
 * To change this template use File | Settings | File Templates.
 */
public class ListBindingBuilder<T>
{
	private BindingBuilderCallback callback;
	private ListModel<T> model;

	public ListBindingBuilder(ListModel<T> model, BindingBuilderCallback callback)
	{
		this.callback= callback;
		this.model= model;
	}

	/**
	 * Binds the list to the specified {@link HasText} target.
	 * @param target the target to bind too.
	 * @return a builder to optionally configure the format.
	 * @deprecated use {@link #toTextOf(HasText)} instead.
	 */
	@Deprecated
	public ListDisplayFormatBuilder<T> toLabel(HasText label)
	{
		return toTextOf(label);
	}

	/**
	 * Binds the list to the specified {@link HasText} target.
	 *
	 * @param target the target to bind too.
	 * @return a builder to optionally configure the format.
	 */
	public ListDisplayFormatBuilder<T> toTextOf(HasText target)
	{
		ListModelToHasTextBinding<T> binding= new ListModelToHasTextBinding<T>(getModel(), target, CollectionToStringFormat.DEFAULT_INSTANCE);
		getCallback().onBindingCreated(binding, target);
		return new ListDisplayFormatBuilder<T>(binding);
	}

	/**
	 * Binds the list to the specified {@link HasHTML} target.
	 *
	 * @param target the target to bind too.
	 * @return a builder to optionally configure the format.
	 */
	public ListDisplayFormatBuilder<T> toHtmlOf(HasHTML target)
	{
		ListModelToHasHTMLBinding<T> binding= new ListModelToHasHTMLBinding<T>(getModel(), target, CollectionToStringFormat.DEFAULT_INSTANCE);
		getCallback().onBindingCreated(binding, target);
		return new ListDisplayFormatBuilder<T>(binding);
	}

	public void to(ValueTarget<Collection<T>> target)
	{
		getCallback().onBindingCreated(new ListModelToValueTargetBinding<T>(model, target), target);
	}

	public void to(final ParameterisedCommand<Collection<T>> target)
	{
		AbstractBinding binding= new ListModelToValueTargetBinding<T>(model, new ValueTarget<Collection<T>>()
		{
			public void setValue(Collection<T> value)
			{
				target.execute(value);
			}
		});
		getCallback().onBindingCreated(binding, target);
	}

	public void to(final Destination<Collection<T>> target)
	{
		AbstractBinding binding= new ListModelToValueTargetBinding<T>(model, new ValueTarget<Collection<T>>()
		{
			public void setValue(Collection<T> value)
			{
				target.receive(value);
			}
		});
		getCallback().onBindingCreated(binding, target);
	}

	protected BindingBuilderCallback getCallback()
	{
		return callback;
	}

	protected ListModel<T> getModel()
	{
		return model;
	}
}