/*******************************************************************************
 * Copyright (c) 2003, 2004 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 * IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jst.j2ee.internal.web.providers;

import java.util.Collection;
import java.util.List;

import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.util.ResourceLocator;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
import org.eclipse.emf.edit.provider.IItemLabelProvider;
import org.eclipse.emf.edit.provider.IItemPropertySource;
import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
import org.eclipse.jst.j2ee.common.CommonFactory;
import org.eclipse.jst.j2ee.common.internal.provider.JNDIEnvRefsGroupItemProvider;
import org.eclipse.jst.j2ee.internal.J2EEVersionConstants;
import org.eclipse.jst.j2ee.internal.common.CommonPackage;
import org.eclipse.jst.j2ee.internal.plugin.J2EEPlugin;
import org.eclipse.jst.j2ee.internal.web.plugin.WebPlugin;
import org.eclipse.jst.j2ee.internal.webapplication.WebapplicationPackage;
import org.eclipse.jst.j2ee.internal.webservices.WebServicesManager;
import org.eclipse.jst.j2ee.jsp.JspFactory;
import org.eclipse.jst.j2ee.webapplication.ContextParam;
import org.eclipse.jst.j2ee.webapplication.WebApp;
import org.eclipse.jst.j2ee.webapplication.WebapplicationFactory;


/**
 * This is the item provider adpater for a {@link org.eclipse.jst.j2ee.internal.internal.webapplication.WebApp}object.
 */
public class WebAppItemProvider extends JNDIEnvRefsGroupItemProvider implements IEditingDomainItemProvider, IItemLabelProvider, IItemPropertySource, IStructuredItemContentProvider, ITreeItemContentProvider {

	/**
	 * This constructs an instance from a factory and a notifier.
	 */
	public WebAppItemProvider(AdapterFactory adapterFactory) {
		super(adapterFactory);
	}

	/**
	 * This creates a new child for {@link org.eclipse.jst.j2ee.internal.internal.webapplication.commandCreateChildCommand}.
	 */
	public Object createChild(Object object) {
		// TODO: check that this is what you want.
		ContextParam child = WebapplicationFactory.eINSTANCE.createContextParam();

		// TODO: initialize child here...

		return child;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.emf.edit.provider.ItemProviderAdapter#getChildren(java.lang.Object)
	 */
	public Collection getChildren(Object object) {
		WebApp webApp = (WebApp) object;
		Collection myChildren = super.getChildren(object);
		if (webApp.getVersionID() <= J2EEVersionConstants.WEB_2_3_ID)
			myChildren.addAll(WebServicesManager.getInstance().get13ServiceRefs(webApp));
		return myChildren;
	}

	/**
	 * This specifies how to implement {@link #getChildren}and {@link AddCommand}and
	 * {@link RemoveCommand}support in {@link #createCommand}.
	 */


	public Collection getChildrenReferences(Object object) {
		if (childrenReferences == null) {
			super.getChildrenReferences(object);
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_Contexts());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_ErrorPages());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_FileList());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_TagLibs());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_Constraints());
			//childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_LoginConfig());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_MimeMappings());
			//childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_SessionConfig());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_ServletMappings());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_Servlets());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_SecurityRoles());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_Filters());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_FilterMappings());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_Listeners());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_ContextParams());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_JspConfig());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_MessageDestinations());
			childrenReferences.add(WebapplicationPackage.eINSTANCE.getWebApp_LocalEncodingMappingList());
		}
		return childrenReferences;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	protected EReference getChildReference(Object object, Object child) {
		// Check the type of the specified child object and return the proper feature to use for
		// adding (see {@link AddCommand}) it as a child.

		return super.getChildReference(object, child);
	}


	/**
	 * This returns the image for {@link org.eclipse.jst.j2ee.internal.internal.webapplication.commandCreateChildCommand}.
	 */
	public Object getCreateChildImage(Object object) {
		EObject refObject = (EObject) object;
		return WebPlugin.getDefault().getImage(refObject.eClass().getName() + "CreateContextParam"); //$NON-NLS-1$
	}

	/**
	 * This returns the label for {@link org.eclipse.jst.j2ee.internal.internal.webapplication.commandCreateChildCommand}.
	 */
	public String getCreateChildText(Object object) {
		return WebAppEditResourceHandler.getString("Create_ContextParam_UI_"); //$NON-NLS-1$ = "Create ContextParam"
	}

	/**
	 * This returns the help text for
	 * {@link org.eclipse.jst.j2ee.internal.internal.webapplication.commandCreateChildCommand}.
	 */
	public String getCreateChildToolTipText(Object object) {
		EObject refObject = (EObject) object;
		return WebAppEditResourceHandler.getString("35concat_UI_", (new Object[]{refObject.eClass().getName()})); //$NON-NLS-1$ = "Create a child of type ContextParam for the selected {0}."
	}

	public Object getImage(Object object) {
		String key = null;
		switch (((WebApp) object).getVersionID()) {
			case J2EEVersionConstants.WEB_2_2_ID :
				key = "webapp_22"; //$NON-NLS-1$ 
				break;

			case J2EEVersionConstants.WEB_2_3_ID :
				key = "webapp_23"; //$NON-NLS-1$ 
				break;

			case J2EEVersionConstants.WEB_2_4_ID :
			default :
				key = "webapp_24"; //$NON-NLS-1$
				break;
		}
		return WebPlugin.getDefault().getImage(key); //$NON-NLS-1$
	}

	/**
	 * This returns the property descriptors for the adapted class.
	 */
	public List getPropertyDescriptors(Object object) {
		if (itemPropertyDescriptors == null) {
			super.getPropertyDescriptors(object);

			WebapplicationPackage pkg = WebapplicationPackage.eINSTANCE;

			// This is for the distributable feature.
			//
			itemPropertyDescriptors.add(new ItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(), WebAppEditResourceHandler.getString("Distributable_UI_"), //$NON-NLS-1$
						//$NON-NLS-1$ = "Distributable"
						WebAppEditResourceHandler.getString("The_distributable_property_UI_"), //$NON-NLS-1$ = "The distributable property"
						pkg.getWebApp_Distributable()));


			// This is for the fileList feature.
			//
			itemPropertyDescriptors.add(new ItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(), WebAppEditResourceHandler.getString("FileList_UI_"), //$NON-NLS-1$ = "FileList"
						WebAppEditResourceHandler.getString("The_fileList_property_UI_"), //$NON-NLS-1$ = "The fileList property"
						pkg.getWebApp_FileList()));

			/*
			 * // ccc - for usability reasons, these descriptors are removed from the property
			 * sheet. // This is for the loginConfig feature. // itemPropertyDescriptors.add (new
			 * ItemPropertyDescriptor
			 * (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(), "LoginConfig",
			 * "The loginConfig property", pkg.getWebApp_LoginConfig()));
			 *  // This is for the sessionConfig feature. // itemPropertyDescriptors.add (new
			 * ItemPropertyDescriptor
			 * (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
			 * "SessionConfig", "The sessionConfig property", pkg.getWebApp_SessionConfig()));
			 */

		}
		return itemPropertyDescriptors;
	}

	/**
	 * This adds a property descriptor for the Distributable feature. <!-- begin-user-doc --> <!--
	 * end-user-doc -->
	 * 
	 * @generated
	 */
	protected void addDistributablePropertyDescriptor(Object object) {
		itemPropertyDescriptors.add(new ItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(), getString("_UI_WebApp_distributable_feature"), //$NON-NLS-1$
					getString("_UI_PropertyDescriptor_description", "_UI_WebApp_distributable_feature", "_UI_WebApp_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
					WebapplicationPackage.eINSTANCE.getWebApp_Distributable(), true, ItemPropertyDescriptor.BOOLEAN_VALUE_IMAGE));
	}

	/**
	 * This adds a property descriptor for the Version feature. <!-- begin-user-doc --> <!--
	 * end-user-doc -->
	 * 
	 * @generated
	 */
	protected void addVersionPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add(new ItemPropertyDescriptor(((ComposeableAdapterFactory) adapterFactory).getRootAdapterFactory(), getString("_UI_WebApp_version_feature"), //$NON-NLS-1$
					getString("_UI_PropertyDescriptor_description", "_UI_WebApp_version_feature", "_UI_WebApp_type"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
					WebapplicationPackage.eINSTANCE.getWebApp_Version(), true, ItemPropertyDescriptor.GENERIC_VALUE_IMAGE));
	}

	public String getText(Object object) {
		WebApp webApp = (WebApp) object;
		String name = webApp.getDisplayName();
		if (name == null)
			name = WebAppEditResourceHandler.getString("<web_app>_UI_"); //$NON-NLS-1$ = "<web app>"
		return name;
	}

	/**
	 * This handles notification by calling {@link #fireNotifyChanged fireNotifyChanged}. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public void notifyChanged(Notification notification) {
		switch (notification.getFeatureID(WebApp.class)) {
			case WebapplicationPackage.WEB_APP__DISTRIBUTABLE :
			case WebapplicationPackage.WEB_APP__VERSION :
			case WebapplicationPackage.WEB_APP__CONTEXTS :
			case WebapplicationPackage.WEB_APP__ERROR_PAGES :
			case WebapplicationPackage.WEB_APP__FILE_LIST :
			case WebapplicationPackage.WEB_APP__TAG_LIBS :
			case WebapplicationPackage.WEB_APP__CONSTRAINTS :
			case WebapplicationPackage.WEB_APP__LOGIN_CONFIG :
			case WebapplicationPackage.WEB_APP__MIME_MAPPINGS :
			case WebapplicationPackage.WEB_APP__SESSION_CONFIG :
			case WebapplicationPackage.WEB_APP__SERVLET_MAPPINGS :
			case WebapplicationPackage.WEB_APP__SERVLETS :
			case WebapplicationPackage.WEB_APP__SECURITY_ROLES :
			case WebapplicationPackage.WEB_APP__FILTERS :
			case WebapplicationPackage.WEB_APP__FILTER_MAPPINGS :
			case WebapplicationPackage.WEB_APP__LISTENERS :
			case WebapplicationPackage.WEB_APP__CONTEXT_PARAMS :
			case WebapplicationPackage.WEB_APP__JSP_CONFIG :
			case WebapplicationPackage.WEB_APP__MESSAGE_DESTINATIONS :
			case WebapplicationPackage.WEB_APP__LOCAL_ENCODING_MAPPING_LIST : {
				fireNotifyChanged(notification);
				return;
			}
		}
		super.notifyChanged(notification);
	}

	/**
	 * This adds to the collection of {@link org.eclipse.emf.edit.command.CommandParameter}s
	 * describing all of the children that can be created under this object. <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	protected void collectNewChildDescriptors(Collection newChildDescriptors, Object object) {
		super.collectNewChildDescriptors(newChildDescriptors, object);

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_Contexts(), WebapplicationFactory.eINSTANCE.createContextParam()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_ErrorPages(), WebapplicationFactory.eINSTANCE.createErrorPage()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_ErrorPages(), WebapplicationFactory.eINSTANCE.createExceptionTypeErrorPage()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_ErrorPages(), WebapplicationFactory.eINSTANCE.createErrorCodeErrorPage()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_FileList(), WebapplicationFactory.eINSTANCE.createWelcomeFileList()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_TagLibs(), WebapplicationFactory.eINSTANCE.createTagLibRef()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_Constraints(), WebapplicationFactory.eINSTANCE.createSecurityConstraint()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_LoginConfig(), WebapplicationFactory.eINSTANCE.createLoginConfig()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_MimeMappings(), WebapplicationFactory.eINSTANCE.createMimeMapping()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_SessionConfig(), WebapplicationFactory.eINSTANCE.createSessionConfig()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_ServletMappings(), WebapplicationFactory.eINSTANCE.createServletMapping()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_Servlets(), WebapplicationFactory.eINSTANCE.createServlet()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_SecurityRoles(), CommonFactory.eINSTANCE.createSecurityRole()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_Filters(), WebapplicationFactory.eINSTANCE.createFilter()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_FilterMappings(), WebapplicationFactory.eINSTANCE.createFilterMapping()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_Listeners(), CommonFactory.eINSTANCE.createListener()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_ContextParams(), CommonFactory.eINSTANCE.createParamValue()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_JspConfig(), JspFactory.eINSTANCE.createJSPConfig()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_MessageDestinations(), CommonFactory.eINSTANCE.createMessageDestination()));

		newChildDescriptors.add(createChildParameter(WebapplicationPackage.eINSTANCE.getWebApp_LocalEncodingMappingList(), WebapplicationFactory.eINSTANCE.createLocalEncodingMappingList()));
	}

	/**
	 * This returns the label text for {@link org.eclipse.emf.edit.command.CreateChildCommand}.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public String getCreateChildText(Object owner, Object feature, Object child, Collection selection) {
		boolean qualify = feature == CommonPackage.eINSTANCE.getJNDIEnvRefsGroup_EjbRefs() || feature == CommonPackage.eINSTANCE.getJNDIEnvRefsGroup_EjbLocalRefs();
		return getString(qualify ? "_UI_CreateChild_text2" : "_UI_CreateChild_text", //$NON-NLS-1$ //$NON-NLS-2$
					new Object[]{getTypeText(child), getFeatureText(feature), getTypeText(owner)});
	}

	/**
	 * Return the resource locator for this item provider's resources. <!-- begin-user-doc --> <!--
	 * end-user-doc -->
	 * 
	 * @generated
	 */
	public ResourceLocator getResourceLocator() {
		return J2EEPlugin.getDefault();
	}
}