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import pom;

extension org::openxma::xmadsl::Extensions;
extension org::openxma::dsl::common::extensions::LogUtil;

emf::EObject getCustomModelElement(emf::EObject targetNode, emf::EObject sourceNode,emf::EObject objectToFind):

	let path = getRelativModelObjectPath(objectToFind,sourceNode):
	let foundElement = targetNode.findElementByRelativePath(path):
	/*
	log("Source node: "+sourceNode)->
	log("Target node:   "+targetNode)->	
	logListElements("Path element: ",path)->	
	log("Object to find: "+objectToFind)->
	log("Object found:   "+foundElement)->
	*/
	foundElement;

/**
 * Call of add customizations default implementation
 */
Void addCustomization(CustomizationOfGuiElement customization, Component component, Component customComponent):
	error("Default implementation called for addCustomization")->
	null;
	
/**
 * Add customizations of IComposite
 */
Void addCustomization(CustomizationOfComposite customization, Component component, Component customComponent):
	let customComposite = (IComposite)customComponent.getCustomModelElement(component,customization.composite):
	customComposite.addCustomContent(customization.addedWidgetSetItems,customization.addedElements)->
	null;
	
/**
 * Add customizations of ITabFolder
 */	
Void addCustomization(CustomizationOfTabFolder customization, Component component, Component customComponent):
	let customTabFolder = (ITabFolder)customComponent.getCustomModelElement(component,customization.tabFolder):
    customTabFolder.addCustomTabPages(customization.addedTabItems)->
	null;

/**
 * Add custom content
 */ 	
Void addCustomContent(ComplexElement complexElement, List[SetOfGuiElements] simpleElementSetItems, List[ComposedElement] complexElementItems):
	error("Default implementation called for addCustomContent")->
	null;
	
Void addCustomContent(IComposite composite, List[SetOfGuiElements] simpleElementSetItems, List[ComposedElement] complexElementItems):
	composite.content.widgetSetItems.addAll(simpleElementSetItems)->
	composite.content.elements.addAll(complexElementItems)->	
	null;
		
/**
 * Add custom tabPage
 */
Void addCustomTabPages(ITabFolder tabFolder, List[TabPage] tabPages):
	tabFolder.tabItems.addAll(tabPages)->
	null;


/** 
 * Create a model-object-path starting from a defined container-node in the model.
 */ 		
List[emf::EObject] getRelativModelObjectPath(emf::EObject obj, emf::EObject containerNode):
	
	(obj.eContainer != containerNode) 
		? obj.eContainer.getRelativModelObjectPath(containerNode).add(obj)
		: createEObjectList().add(obj); 		 
	
/**
 *
 */	
List[emf::EObject] createEObjectList():

	let list = (List[emf::EObject]){}:
	list;
	

		
	
/** 
 * Try to find a model element described by the path. The search is 
 * started from a model element which (direct or indirect=nested) contains 
 * the element to be found. 
 *
 * The path is a list of model elements beginning with the top level model
 * element used for the search. 
 *
 * This method can for example be used to find a corrsponding model-element
 * in a copied model.
 * 
 **/
 emf::EObject findElementByRelativePath(emf::EObject startContainerNode, List[emf::EObject] path):
	let currentChildren = startContainerNode.eContents:
	
	let matchingChild = (currentChildren.size>0) 
		? currentChildren.selectFirst(e|e.equalsObject(path.get(0)))
		: null:
			
	(matchingChild != null)  
		? findXMAPathElement(matchingChild,path)
 		: null;
 
/** 
 * Compare objects by id
 *
 * Maybe it is not necessary to write this method and just compare 2 objects with operator '=='.
 */ 
boolean equalsObject(emf::EObject e1, emf::EObject e2):

	(e1.metaType != e2.metaType)	
		? false
		: ( let id1 = e1.id():
			let id2 = e2.id():
			(id1 != null && id2 != null)
				? id1 == id2
				: ( if (id1==null) then log("!! Id not found: e1= "+e1.metaType+", id= "+id1)->
					if (id2==null) then log("!! Id not found: e2= "+e2.metaType+", id= "+id2)->
				    false)				
		  );
		  
		    	
emf::EObject findXMAPathElement(emf::EObject currentElement, List[emf::EObject] path):
JAVA org.openxma.xmadsl.LinkerUtil.findXMAPathElement(org.eclipse.emf.ecore.EObject, java.util.List);