/*
 * Media Converter
 * Extracts media files from Fedora repository
 * Copyright (C) 2020  Memoriav
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

package ch.memobase

import ch.memobase.models.{BinaryResourceMetadata, NoLocalBinary, UnknownEventType, UnmanageableMediaFileType}
import org.scalatest.funsuite.AnyFunSuite

import scala.io.Source

class BinaryResourceMetadataTest extends AnyFunSuite {

  val externalBaseUrl = "https://memobase.ch"

  private def loadMessageWithBinaryResource(eventType: String, mimeType: String, locator: String): String = {
    val file = Source.fromFile("src/test/resources/incoming_message_with_binary.json")
    val result = file.mkString
      .replaceAll(raw"\{\{eventType\}\}", eventType)
      .replaceAll(raw"\{\{mimeType\}\}", mimeType)
      .replaceAll(raw"\{\{locator\}\}", locator)
    file.close()
    result
  }

  test("the value of the id field of a KafkaMessage should match the id of the parsed object") {
    val km = BinaryResourceMetadata.build(loadMessageWithBinaryResource("Create", "image/jpeg", "https://memobase.ch/digital/BAZ-MEI_77466-1/binary"), externalBaseUrl)
    assert(km.isSuccess)
  }

  test("a reference to a non-local binary should throw a NoLocalBinary exception") {
    assertThrows[NoLocalBinary] {
      BinaryResourceMetadata.build(loadMessageWithBinaryResource("Create", "image/jpeg", "https://example.com"), externalBaseUrl).get
    }
  }

  test("a unmanageable mime type should throw a UnmanageableMediaFileType exception") {
    assertThrows[UnmanageableMediaFileType] {
      BinaryResourceMetadata.build(loadMessageWithBinaryResource("Create",
        "application/pdf",
        "https://memobase.ch/digital/BAZ-MEI_77466-1/binary"), externalBaseUrl).get
    }
  }

  test("a unknown event type should throw a UnknownEventType exception") {
    assertThrows[UnknownEventType] {
      BinaryResourceMetadata.build(loadMessageWithBinaryResource("Upload",
        "image/jpeg",
        "https://memobase.ch/digital/BAZ-MEI_77466-1/binary"), externalBaseUrl).get
    }
  }
}