package net.sourceforge.phpeclipse.xdebug.ui.php.launching;



import java.io.File;

import net.sourceforge.phpeclipse.xdebug.php.model.XDebugLineBreakpoint;
import net.sourceforge.phpeclipse.xdebug.php.model.XDebugStackFrame;
import net.sourceforge.phpeclipse.xdebug.php.model.XDebugTarget;
import net.sourceforge.phpeclipse.xdebug.php.model.XDebugThread;
import net.sourceforge.phpeclipse.xdebug.php.model.XDebugValue;
import net.sourceforge.phpeclipse.xdebug.php.model.XDebugVariable;

import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IMarker;
import org.eclipse.core.resources.IStorage;
import org.eclipse.core.runtime.PlatformObject;
import org.eclipse.debug.core.model.ILineBreakpoint;
import org.eclipse.debug.core.model.IValue;
import org.eclipse.debug.core.sourcelookup.containers.LocalFileStorage;
import org.eclipse.debug.ui.DebugUITools;
import org.eclipse.debug.ui.IDebugModelPresentation;
import org.eclipse.debug.ui.IDebugUIConstants;
import org.eclipse.debug.ui.IValueDetailListener;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.ui.IEditorDescriptor;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorRegistry;
import org.eclipse.ui.IPersistableElement;
import org.eclipse.ui.IStorageEditorInput;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.part.FileEditorInput;

public class PHPDebugModelPresentation implements IDebugModelPresentation {
	
    class StorageEditorInput extends PlatformObject implements
			IStorageEditorInput {
		private File fFile;

		private IStorage fStorage;

		public StorageEditorInput(IStorage storage, File file) {
			super();
			fStorage = storage;
			fFile = file;
		}

		public IStorage getStorage() {
			return fStorage;
		}

		public ImageDescriptor getImageDescriptor() {
			return null;
		}

		public String getName() {
			return getStorage().getName();
		}

		public IPersistableElement getPersistable() {
			return null;
		}

		public String getToolTipText() {
			return getStorage().getFullPath().toOSString();
		}

		public boolean equals(Object object) {
			return object instanceof StorageEditorInput
					&& getStorage().equals(
							((StorageEditorInput) object).getStorage());
		}

		public int hashCode() {
			return getStorage().hashCode();
		}

		public boolean exists() {
			return fFile.exists();
		}
	}


	public void setAttribute(String attribute, Object value) {
		// TODO Auto-generated method stub

	}

	/**
	 * @see IDebugModelPresentation#getImage(Object)
	 */
	public Image getImage(Object element) {
		if (element instanceof XDebugLineBreakpoint) {
			return DebugUITools.getImage(IDebugUIConstants.IMG_OBJS_BREAKPOINT);
		} else if (element instanceof IMarker) {
			return DebugUITools.getImage(IDebugUIConstants.IMG_OBJS_BREAKPOINT);
		} else if (element instanceof XDebugStackFrame || element instanceof XDebugThread || element instanceof XDebugTarget) {
			return null;
		} else if (element instanceof XDebugVariable) {
			return getVariableImage((XDebugVariable)element);
		} else if (element instanceof XDebugValue) {
			return getValueImage((XDebugValue)element);
		}
		return DebugUITools.getImage(IDebugUIConstants.IMG_OBJS_BREAKPOINT);
	}
	private Image getVariableImage(XDebugVariable phpVar) {
		/*		if (phpVar != null) {
		 if (phpVar.isLocal())
		 return DebugUITools.getImage(IDebugUIConstants.IMG_OBJS_VARIABLE);
		 if (phpVar.isHashValue())
		 return DebugUITools.getImage(IDebugUIConstants.IMG_OBJS_VARIABLE);
		 }
		 */
		return DebugUITools.getImage(IDebugUIConstants.IMG_OBJS_VARIABLE);
	}
	
	private Image getValueImage(XDebugValue phpVar) {
		if (phpVar != null) {
			return DebugUITools.getImage(IDebugUIConstants.IMG_OBJS_VARIABLE);
		}
		return DebugUITools.getImage(IDebugUIConstants.IMG_OBJS_VARIABLE);
	}


	public String getText(Object element) {
		// TODO Auto-generated method stub
		return null;
	}

	public void computeDetail(IValue value, IValueDetailListener listener) {
		// TODO Auto-generated method stub

	}

	public void addListener(ILabelProviderListener listener) {
		// TODO Auto-generated method stub

	}

	public void dispose() {
		// TODO Auto-generated method stub

	}

	public boolean isLabelProperty(Object element, String property) {
		// TODO Auto-generated method stub
		return false;
	}

	public void removeListener(ILabelProviderListener listener) {
		// TODO Auto-generated method stub

	}

	public IEditorInput getEditorInput(Object element) {

		if (element instanceof IFile) {
			return new FileEditorInput((IFile)element);
		}
		if( element instanceof LocalFileStorage) {
			LocalFileStorage lfc= (LocalFileStorage)element;
			return new StorageEditorInput(lfc,lfc.getFile());
		}
		if (element instanceof ILineBreakpoint) {
			return new FileEditorInput((IFile)((ILineBreakpoint)element).getMarker().getResource());
		}
		return null;
	}

	public String getEditorId(IEditorInput input, Object element) {
		IEditorRegistry registry= PlatformUI.getWorkbench().getEditorRegistry();
		IEditorDescriptor descriptor= registry.getDefaultEditor(input.getName());
		if (descriptor != null)
			return descriptor.getId();
		
		return null;
	}

}