/*
 *  Copyright (c) 2023-2025, Agents-Flex (fuhai999@gmail.com).
 *  <p>
 *  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
 *  <p>
 *  http://www.apache.org/licenses/LICENSE-2.0
 *  <p>
 *  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 com.agentsflex.core.util;

import com.agentsflex.core.llm.client.HttpClient;

import java.io.File;
import java.io.InputStream;
import java.util.Base64;

public class ImageUtil {

    private static final HttpClient imageHttpClient = new HttpClient();


    public static String imageUrlToBase64(String imageUrl) {
        byte[] bytes = imageHttpClient.getBytes(imageUrl);
        return Base64.getEncoder().encodeToString(bytes);
    }

    public static String imageFileToBase64(File imageFile) {
        byte[] bytes = IOUtil.readBytes(imageFile);
        return Base64.getEncoder().encodeToString(bytes);
    }

    public static String imageStreamToBase64(InputStream imageStream) {
        byte[] bytes = IOUtil.readBytes(imageStream);
        return Base64.getEncoder().encodeToString(bytes);
    }
}
