/*
 * Copyright 2021 - 2023 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.springframework.rewrite.resource.finder;

import org.openrewrite.SourceFile;
import org.springframework.rewrite.resource.ProjectResourceSet;
import org.springframework.rewrite.resource.RewriteSourceFileHolder;

import java.nio.file.Path;
import java.util.Optional;

public class AbsolutePathResourceFinder
		implements ProjectResourceFinder<Optional<RewriteSourceFileHolder<? extends SourceFile>>> {

	private final Path absoluteResourcePath;

	public AbsolutePathResourceFinder(Path absoluteResourcePath) {
		this.absoluteResourcePath = absoluteResourcePath;
	}

	@Override
	public Optional<RewriteSourceFileHolder<? extends SourceFile>> apply(ProjectResourceSet projectResourceSet) {
		if (absoluteResourcePath == null || !absoluteResourcePath.isAbsolute()) {
			throw new IllegalArgumentException("Given path '" + absoluteResourcePath + "' is not absolute");
		}
		Path searchForPath = absoluteResourcePath.normalize();
		return projectResourceSet.stream().filter(r -> searchForPath.equals(r.getAbsolutePath())).findFirst();

	}

}
