/*
 * 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.texera.amber.operator.visualization

object ImageUtility {
  def encodeImageToHTML(): String = {
    s"""
       |        import base64
       |        try:
       |            encoded_image_data = base64.b64encode(binary_image_data)
       |            encoded_image_str = encoded_image_data.decode("utf-8")
       |        except Exception as e:
       |            yield {'html-content': self.render_error("Binary input is not valid")}
       |            return
       |        html = f'<img src="data:image;base64,{encoded_image_str}" alt="Image" style="max-width: 100vw; max-height: 90vh; width: auto; height: auto;">'
       |""".stripMargin
  }
}
