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Server Implementation of the Language Server Protocol for Apache Camel

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/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 com.github.cameltooling.lsp.internal.completion;

import java.util.List;
import java.util.function.Function;
import java.util.stream.Collectors;

import org.apache.camel.catalog.CamelCatalog;
import org.eclipse.lsp4j.CompletionItem;

import com.github.cameltooling.lsp.internal.catalog.util.ModelHelper;
import com.github.cameltooling.lsp.internal.instancemodel.propertiesfile.CamelComponentNamePropertyInstance;

public class CamelComponentIdsCompletionsFuture implements Function> {

	private String startFilter;
	private CamelComponentNamePropertyInstance camelComponentNamePropertyFileInstance;

	public CamelComponentIdsCompletionsFuture(CamelComponentNamePropertyInstance camelComponentNamePropertyFileInstance, String startFilter) {
		this.camelComponentNamePropertyFileInstance = camelComponentNamePropertyFileInstance;
		this.startFilter = startFilter;
	}

	@Override
	public List apply(CamelCatalog catalog) {
		return catalog.findComponentNames().stream()
			.map(componentName -> ModelHelper.generateComponentModel(catalog.componentJSonSchema(componentName), true))
			.map(componentModel -> {
				CompletionItem completionItem = new CompletionItem(componentModel.getScheme());
				completionItem.setDocumentation(componentModel.getDescription());
				CompletionResolverUtils.applyDeprecation(completionItem, componentModel.getDeprecated());
				CompletionResolverUtils.applyTextEditToCompletionItem(camelComponentNamePropertyFileInstance, completionItem);
				return completionItem;
			})
			.filter(FilterPredicateUtils.matchesCompletionFilter(startFilter))
			.collect(Collectors.toList());
	}

}