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/**
 * Copyright 2019 Pramati Prism, Inc.
 *
 * 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
 *
 *     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 io.hyscale.controller.commands.args;

import java.io.File;

import org.apache.commons.lang3.StringUtils;

import io.hyscale.commons.utils.WindowsUtil;
import picocli.CommandLine.ITypeConverter;

public class FileConverter implements ITypeConverter {
    
    /**
     * Converts user input filepath to unix if host is windows
     */
    @Override
    public File convert(String filePath) throws Exception {
        
        if (StringUtils.isBlank(filePath)) {
            return null;
        }
        if (WindowsUtil.isHostWindows()) {
            filePath = WindowsUtil.updateToUnixFileSeparator(filePath);
        }
        return new File(filePath);
    }

}