/*
 * 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.pdfbox.pdmodel.interactive.action;

import org.apache.pdfbox.cos.COSArray;
import org.apache.pdfbox.cos.COSBase;
import org.apache.pdfbox.cos.COSDictionary;
import org.apache.pdfbox.cos.COSName;
import org.apache.pdfbox.pdmodel.common.filespecification.PDFileSpecification;

import java.io.IOException;

/**
 * This represents a Submit-Form action that can be executed in a PDF document.
 *
 * @author Evgeniy Muravitskiy
 */
public class PDActionSubmitForm extends PDAction
{

    /**
     * This type of action this object represents.
     */
    public static final String SUB_TYPE = "SubmitForm";

    /**
     * Default Constructor
     */
    public PDActionSubmitForm()
    {
        setSubType(SUB_TYPE);
    }

    /**
     * Constructor
     *
     * @param a the action dictionary
     */
    public PDActionSubmitForm(COSDictionary a)
    {
        super(a);
    }

    /**
     * This will get the file in which the destination is located.
     *
     * @return The F entry of the specific Submit-From action dictionary.
     * @throws IOException If there is an error creating the file spec.
     */
    public PDFileSpecification getFile() throws IOException
    {
        return PDFileSpecification.createFS(action.getDictionaryObject(COSName.F));
    }

    /**
     * This will set the file in which the destination is located.
     *
     * @param fs The file specification.
     */
    public void setFile(PDFileSpecification fs)
    {
        action.setItem(COSName.F, fs);
    }

    /**
     * An array identifying which fields to include in the submission or which to exclude, depending
     * on the setting of the Include/Exclude flag in the Flags entry
     *
     * @return the array of fields
     */
    public COSArray getFields()
    {
        COSBase retval = this.action.getDictionaryObject(COSName.FIELDS);
        return retval instanceof COSArray ? (COSArray) retval : null;
    }

    /**
     * @param array the array of fields
     */
    public void setFields(COSArray array)
    {
        this.action.setItem(COSName.FIELDS, array);
    }

    /**
     * A set of flags specifying various characteristics of the action
     *
     * @return the flags
     */
    public int getFlags()
    {
        return this.action.getInt(COSName.FLAGS, 0);
    }

    /**
     * @param flags the flags
     */
    public void setFlags(int flags)
    {
        this.action.setInt(COSName.FLAGS, flags);
    }

}