/*
 * 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.commons.vfs2;

import java.util.HashMap;
import java.util.Map;

/**
 * Info about a file.
 */
public class FileInfo {

    String baseName;
    FileType type;
    String content;
    Map<String, FileInfo> children = new HashMap<>();
    FileInfo parent;

    public FileInfo(final String name, final FileType type) {
        baseName = name;
        this.type = type;
        this.content = null;
    }

    public FileInfo(final String name, final FileType type, final String content) {
        baseName = name;
        this.type = type;
        this.content = content;
    }

    public FileInfo getParent() {
        return parent;
    }

    /**
     * Adds a child.
     */
    public void addChild(final FileInfo child) {
        children.put(child.baseName, child);
        child.parent = this;
    }

    /**
     * Adds a child file.
     */
    public FileInfo addFile(final String baseName, final String content) {
        final FileInfo child = new FileInfo(baseName, FileType.FILE, content);
        addChild(child);
        return child;
    }

    /**
     * Adds a child folder.
     */
    public FileInfo addFolder(final String baseName) {
        final FileInfo child = new FileInfo(baseName, FileType.FOLDER, null);
        addChild(child);
        return child;
    }

    /**
     * Returns the base name for the file.
     *
     * @return the base name
     */
    public String getBaseName() {
        return baseName;
    }

    /**
     * Returns the {@link FileType} of the file
     *
     * @return {@link FileType}
     */
    public FileType getType() {
        return type;
    }

    /**
     * Returns file's content.
     *
     * @return the content as a {@code String}
     */
    public String getContent() {
        return content;
    }

    /**
     * Returns a {@code Map} of this {@code FileInfo}'s children.
     * @return the {@code FileInfo}'s children
     */
    public Map<String, FileInfo> getChildren() {
        return children;
    }
}