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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
 * 
 * http://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.apache.karaf.tooling.commands;

import org.apache.maven.plugin.MojoFailureException;

import java.util.Map;
import java.util.Optional;
import java.util.function.Function;
import java.util.stream.Collectors;
import java.util.stream.Stream;

public enum FormatEnum {
    ASCIIDOC("asciidoc", "adoc"),
    DOCBX("docbx", "xml"),
    CONF("conf", "conf"),
    MARKDOWN("markdown", "md");

    private static final Map FORMAT_MAP = Stream.of(FormatEnum.values())
            .collect(Collectors.toMap(formatEnum -> formatEnum.format, Function.identity()));
    String format;
    String fileSuffix;

    FormatEnum(String format, String fileSuffix) {
        this.format = format;
        this.fileSuffix = fileSuffix;
    }

    static FormatEnum fromString(String format) throws MojoFailureException {
        return Optional.ofNullable(FORMAT_MAP.get(format)).orElseThrow(() ->
                new MojoFailureException("Unsupported format: " + format + ". Supported formats are: " +
                        FORMAT_MAP.keySet()));
    }

}