//
// 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.cloudstack.diagnostics.fileprocessor;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

import org.apache.commons.collections.CollectionUtils;

public class SystemVMDiagnosticsFiles implements DiagnosticsFilesList {
    // Optional parameters
    private List<String> dataTypeList;

    public SystemVMDiagnosticsFiles(List<String> dataTypeList) {
        this.dataTypeList = dataTypeList;
    }

    @Override
    public List<String> generateFileList() {
        List<String> filesList = new ArrayList<>();

        if (CollectionUtils.isEmpty(dataTypeList)) {
            filesList.addAll(Arrays.stream(SystemVMDefaultSupportedFiles.value().split(","))
                    .map(String :: trim)
                    .distinct()
                    .collect(Collectors.toList()));
        } else {
            filesList.addAll(dataTypeList);
        }
        return filesList;
    }
}
