Copyright (c) 2000, 2009 IBM Corporation and others.
This program and the accompanying materials
are made available under the terms of the Eclipse Public License 2.0
which accompanies this distribution, and is available at
https://www.eclipse.org/legal/epl-2.0/
SPDX-License-Identifier: EPL-2.0
Contributors:
    IBM Corporation - initial API and implementation
/*******************************************************************************
 * Copyright (c) 2000, 2009 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.internal.codeassist.complete;

import org.eclipse.jdt.internal.compiler.ast.Expression;
import org.eclipse.jdt.internal.compiler.ast.JavadocFieldReference;
import org.eclipse.jdt.internal.compiler.ast.JavadocMessageSend;
import org.eclipse.jdt.internal.compiler.lookup.BlockScope;
import org.eclipse.jdt.internal.compiler.lookup.ClassScope;
import org.eclipse.jdt.internal.compiler.lookup.Scope;
import org.eclipse.jdt.internal.compiler.lookup.TypeBinding;

public class CompletionOnJavadocFieldReference extends JavadocFieldReference implements CompletionOnJavadoc {
//	public boolean completionInText;
	public int completionFlags = JAVADOC;
	public int separatorPosition;

	public CompletionOnJavadocFieldReference(Expression receiver, int tag, int position, int separatorPos, char[] name) {
		super(null, (((long)position)<<32)+position-1);
		this.receiver = receiver;
		this.tagSourceStart = position;
		this.tagSourceEnd = position;
		this.tagValue = tag;
		this.separatorPosition = separatorPos;
	}

	public CompletionOnJavadocFieldReference(JavadocFieldReference fieldRef, int position, char[] name) {
		super(fieldRef.token, fieldRef.nameSourcePosition);
		this.receiver = fieldRef.receiver;
		this.separatorPosition = position;
		this.tagSourceStart = fieldRef.tagSourceStart;
		this.tagSourceEnd = fieldRef.tagSourceEnd;
		this.tagValue = fieldRef.tagValue;
	}

	public CompletionOnJavadocFieldReference(JavadocMessageSend msgSend, int position) {
		super(msgSend.selector, ((msgSend.nameSourcePosition>>32)<<32)+msgSend.sourceEnd);
		this.receiver = msgSend.receiver;
		this.separatorPosition = position;
		this.tagSourceStart = msgSend.tagSourceStart;
		this.tagSourceEnd = msgSend.tagSourceEnd;
		this.tagValue = msgSend.tagValue;
	}

	@Override
	public void addCompletionFlags(int flags) {
		this.completionFlags |= flags;
	}

	public boolean completeAnException() {
		return (this.completionFlags & EXCEPTION) != 0;
	}

	public boolean completeInText() {
		return (this.completionFlags & TEXT) != 0;
	}

	public boolean completeBaseTypes() {
		return (this.completionFlags & BASE_TYPES) != 0;
	}

	public boolean completeFormalReference() {
		return (this.completionFlags & FORMAL_REFERENCE) != 0;
	}

	@Override
	public int getCompletionFlags() {
		return this.completionFlags;
	}

	@Override
	protected TypeBinding internalResolveType(Scope scope) {

		if (this.token != null) {
			return super.internalResolveType(scope);
		}

		// Resolve only receiver
		if (this.receiver == null) {
			this.actualReceiverType = scope.enclosingSourceType();
		} else if (scope.kind == Scope.CLASS_SCOPE) {
			this.actualReceiverType = this.receiver.resolveType((ClassScope) scope);
		} else {
			this.actualReceiverType = this.receiver.resolveType((BlockScope)scope);
		}
		return null;
	}

	@Override
	public StringBuffer printExpression(int indent, StringBuffer output) {
		output.append("<CompleteOnJavadocFieldReference:"); //$NON-NLS-1$
		super.printExpression(indent, output);
		indent++;
		if (this.completionFlags > 0) {
			output.append('\n');
			for (int i=0; i<indent; i++) output.append('\t');
			output.append("infos:"); //$NON-NLS-1$
			char separator = 0;
			if (completeAnException()) {
				output.append("exception"); //$NON-NLS-1$
				separator = ',';
			}
			if (completeInText()) {
				if (separator != 0) output.append(separator);
				output.append("text"); //$NON-NLS-1$
				separator = ',';
			}
			if (completeBaseTypes()) {
				if (separator != 0) output.append(separator);
				output.append("base types"); //$NON-NLS-1$
				separator = ',';
			}
			if (completeFormalReference()) {
				if (separator != 0) output.append(separator);
				output.append("formal reference"); //$NON-NLS-1$
				separator = ',';
			}
			output.append('\n');
		}
		indent--;
		for (int i=0; i<indent; i++) output.append('\t');
		return output.append('>');
	}
}