/*

 * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

package jdk.jpackage.internal;

import java.io.File;

import java.nio.file.Path;

import java.util.*;

import java.util.stream.Collectors;

import static jdk.jpackage.internal.StandardBundlerParam.*;

final class FileAssociation {

    void verify() {

        if (extensions.isEmpty()) {

            Log.error(I18N.getString(

                    "message.creating-association-with-null-extension"));

        }

    }

    static List<FileAssociation> fetchFrom(Map<String, ? super Object> params) {

        String launcherName = APP_NAME.fetchFrom(params);

        return FILE_ASSOCIATIONS.fetchFrom(params).stream().filter(

                Objects::nonNull).map(fa -> {

                    FileAssociation assoc = new FileAssociation();

                    assoc.launcherPath = Path.of(launcherName);

                    assoc.description = FA_DESCRIPTION.fetchFrom(fa);

                    assoc.extensions = Optional.ofNullable(

                            FA_EXTENSIONS.fetchFrom(fa)).orElse(Collections.emptyList());

                    assoc.mimeTypes = Optional.ofNullable(

                            FA_CONTENT_TYPE.fetchFrom(fa)).orElse(Collections.emptyList());

                    File icon = FA_ICON.fetchFrom(fa);

                    if (icon != null) {

                        assoc.iconPath = icon.toPath();

                    }

                    return assoc;

                }).collect(Collectors.toList());

    }

    Path launcherPath;

    Path iconPath;

    List<String> mimeTypes;

    List<String> extensions;

    String description;

}