/*
 * 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.recipes;

import org.openrewrite.ExecutionContext;
import org.openrewrite.Recipe;
import org.openrewrite.TreeVisitor;

import java.util.function.Supplier;

public class GenericOpenRewriteRecipe<V extends TreeVisitor<?, ExecutionContext>> extends Recipe {

	private final Supplier<V> visitorSupplier;

	private final String description;

	public GenericOpenRewriteRecipe() {
		description = null;
		visitorSupplier = null;
	}

	public GenericOpenRewriteRecipe(String description, Supplier<V> visitor) {
		this.visitorSupplier = visitor;
		this.description = description;
	}

	public GenericOpenRewriteRecipe(Supplier<V> visitor) {
		this("Executing visitor %s".formatted(visitor.get().getClass()), visitor);
	}

	@Override
	public TreeVisitor<?, ExecutionContext> getVisitor() {
		return visitorSupplier.get();
	}

	@Override
	public String getDisplayName() {
		return visitorSupplier != null ? visitorSupplier.get().getClass().getSimpleName() : "???";
	}

	@Override
	public String getDescription() {
		return description;
	}

}
