content: /*
   * 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.camel.quarkus.component.aws2.s3.it;
  
  import java.io.BufferedReader;
  import java.io.File;
  import java.io.InputStreamReader;
  import java.io.Reader;
  import java.net.URI;
  import java.nio.charset.StandardCharsets;
  import java.nio.file.Files;
  import java.nio.file.StandardOpenOption;
  import java.util.LinkedHashMap;
  import java.util.List;
  import java.util.Map;
  import java.util.Optional;
  import java.util.stream.Collectors;
  
  import jakarta.enterprise.context.ApplicationScoped;
  import jakarta.inject.Inject;
  import jakarta.ws.rs.Consumes;
  import jakarta.ws.rs.DELETE;
  import jakarta.ws.rs.DefaultValue;
  import jakarta.ws.rs.FormParam;
  import jakarta.ws.rs.GET;
  import jakarta.ws.rs.POST;
  import jakarta.ws.rs.Path;
  import jakarta.ws.rs.PathParam;
  import jakarta.ws.rs.Produces;
  import jakarta.ws.rs.QueryParam;
  import jakarta.ws.rs.core.MediaType;
  import jakarta.ws.rs.core.Response;
  import org.apache.camel.ConsumerTemplate;
  import org.apache.camel.ProducerTemplate;
  import org.apache.camel.component.aws2.s3.AWS2S3Constants;
  import org.apache.camel.component.aws2.s3.AWS2S3Operations;
  import org.apache.camel.quarkus.test.support.aws2.BaseAws2Resource;
  import org.eclipse.microprofile.config.inject.ConfigProperty;
  import software.amazon.awssdk.core.ResponseInputStream;
  import software.amazon.awssdk.services.s3.model.Bucket;
  import software.amazon.awssdk.services.s3.model.NoSuchBucketException;
  import software.amazon.awssdk.services.s3.model.S3Object;
  
  @Path("/aws2-s3")
  @ApplicationScoped
  public class Aws2S3Resource extends BaseAws2Resource {
  
      @Inject
      ProducerTemplate producerTemplate;
  
      @Inject
      ConsumerTemplate consumerTemplate;
  
      @ConfigProperty(name = "aws-s3.bucket-name")
      String bucketName;
  
      @ConfigProperty(name = "aws-s3.kms-key-id")
      Optional<String> kmsKeyId;
  
      public Aws2S3Resource() {
          super("s3");
      }
  
      @Path("object/{key}")
      @POST
      @Consumes(MediaType.TEXT_PLAIN)
      public Response post(String message, @PathParam("key") String key,
              @QueryParam("useKms") @DefaultValue("false") boolean useKms) throws Exception {
          producerTemplate.sendBodyAndHeader(
                  componentUri() + (useKms && kmsKeyId.isPresent() ? "&useAwsKMS=true&awsKMSKeyId=" + kmsKeyId : ""),
                  message,
                  AWS2S3Constants.KEY,
                  key);
          return Response.created(new URI("https://camel.apache.org/")).build();
      }
  
      @Path("object/{key}")
      @GET
      @Produces(MediaType.TEXT_PLAIN)
      public String get(@PathParam("key") String key, @QueryParam("bucket") String bucket,
              @QueryParam("useKms") @DefaultValue("false") boolean useKms) throws Exception {
          if (bucket == null) {
              bucket = bucketName;
          }
  
          return producerTemplate.requestBodyAndHeader(
                  componentUri(bucket, AWS2S3Operations.getObject)
                          + (useKms && kmsKeyId.isPresent() ? "&useAwsKMS=true&awsKMSKeyId=" + kmsKeyId : ""),
                  null,
                  AWS2S3Constants.KEY,
                  key,
                  String.class);
      }
  
      @Path("poll-object/{key}")
      @GET
      @Produces(MediaType.TEXT_PLAIN)
      public String pollObject(@PathParam("key") String key) throws Exception {
          return consumerTemplate.receiveBody(componentUri() + "&fileName=" + key, 10000, String.class);
      }
  
      @Path("object/{key}")
      @DELETE
      @Produces(MediaType.TEXT_PLAIN)
      public Response read(@PathParam("key") String key) throws Exception {
          producerTemplate.sendBodyAndHeader(
                  componentUri(AWS2S3Operations.deleteObject),
                  null,
                  AWS2S3Constants.KEY,
                  key);
          return Response.noContent().build();
      }
  
      @Path("bucket/{bucketName}/object/{key}")
      @DELETE
      @Produces(MediaType.TEXT_PLAIN)
      public Response read(@PathParam("bucketName") String bucketName, @PathParam("key") String key) throws Exception {
          producerTemplate.sendBodyAndHeader(
                  componentUri(bucketName, AWS2S3Operations.deleteObject),
                  null,
                  AWS2S3Constants.KEY,
                  key);
          return Response.noContent().build();
      }
  
      @Path("object-keys")
      @GET
      @Produces(MediaType.APPLICATION_JSON)
      public List<String> objectKey() throws Exception {
          final List<?> objects = producerTemplate.requestBody(
                  componentUri(AWS2S3Operations.listObjects),
                  null,
                  List.class);
  
          return objects.stream()
                  .map(S3Object.class::cast)
                  .map(S3Object::key)
                  .collect(Collectors.toList());
      }
  
      /**
       * Do not forget to delete every bucket created through this endpoint after the test.
       *
       * @param  newBucketName
       * @return
       */
      @Path("autoCreateBucket/{newBucketName}")
      @GET
      @Produces(MediaType.APPLICATION_JSON)
      public Response autoCreateBucket(@PathParam("newBucketName") String newBucketName) {
          producerTemplate.sendBody(
                  componentUri(newBucketName, AWS2S3Operations.listObjects) + "&autoCreateBucket=true",
                  null);
          return Response.noContent().build();
      }
  
      @Path("upload/{key}")
      @POST
      @Consumes(MediaType.TEXT_PLAIN)
      @Produces(MediaType.TEXT_PLAIN)
      public String upload(@PathParam("key") String key, String content) throws Exception {
          File file = File.createTempFile("aws2-", ".tmp");
          Files.writeString(file.toPath(), content, StandardOpenOption.WRITE);
  
          producerTemplate.sendBody(componentUri() + "&multiPartUpload=true" +
                  "&streamingUploadMode=true" +
                  "&autoCreateBucket=true" +
                  "&keyName=" + key, file);
  
          return key;
      }
  
      @Path("copy/{key}")
      @POST
      @Consumes(MediaType.APPLICATION_FORM_URLENCODED)
      @Produces(MediaType.TEXT_PLAIN)
      public Response copyObject(@PathParam("key") String key,
              @FormParam("dest_key") String dest_key, @FormParam("dest_bucket") String dest_bucket) {
          Map<String, Object> headers = new LinkedHashMap<>();
          headers.put(AWS2S3Constants.KEY, key);
          headers.put(AWS2S3Constants.DESTINATION_KEY, dest_key);
          headers.put(AWS2S3Constants.BUCKET_DESTINATION_NAME, dest_bucket);
  
          producerTemplate.sendBodyAndHeaders(
                  componentUri(AWS2S3Operations.copyObject),
                  null, headers);
  
          return Response.noContent().build();
      }
  
      @Path("bucket")
      @GET
      @Produces(MediaType.APPLICATION_JSON)
      public List<String> listBuckets() throws Exception {
          List<?> buckets = producerTemplate.requestBody(
                  componentUri(AWS2S3Operations.listBuckets),
                  null,
                  List.class);
  
          return buckets.stream()
                  .map(Bucket.class::cast)
                  .map(Bucket::name)
                  .collect(Collectors.toList());
      }
  
      @Path("bucket/{name}")
      @DELETE
      @Produces(MediaType.TEXT_PLAIN)
      public Response deleteBucket(@PathParam("name") String bucketName) {
          try {
              producerTemplate.sendBodyAndHeader(
                      componentUri(bucketName, AWS2S3Operations.deleteBucket),
                      null,
                      AWS2S3Constants.BUCKET_NAME,
                      bucketName);
          } catch (NoSuchBucketException e) {
              return Response.status(Response.Status.NOT_FOUND).build();
          }
  
          return Response.noContent().build();
      }
  
      @Path("downloadlink/{key}")
      @GET
      @Produces(MediaType.TEXT_PLAIN)
      public String downloadLink(@PathParam("key") String key, @QueryParam("bucket") String bucket) {
          if (bucket == null) {
              bucket = bucketName;
          }
  
          return producerTemplate.requestBodyAndHeader(
                  componentUri(bucket, AWS2S3Operations.createDownloadLink),
                  null,
                  AWS2S3Constants.KEY,
                  key,
                  String.class);
      }
  
      @Path("object/range/{key}")
      @GET
      @Produces(MediaType.TEXT_PLAIN)
      public String objectRange(@PathParam("key") String key,
              @QueryParam("start") Integer start,
              @QueryParam("end") Integer end) throws Exception {
          Map<String, Object> headers = new LinkedHashMap<>();
          headers.put(AWS2S3Constants.KEY, key);
          headers.put(AWS2S3Constants.RANGE_START, start);
          headers.put(AWS2S3Constants.RANGE_END, end);
  
          ResponseInputStream<?> s3Object = producerTemplate.requestBodyAndHeaders(
                  componentUri(AWS2S3Operations.getObjectRange) + "&autoCreateBucket=false",
                  null,
                  headers,
                  ResponseInputStream.class);
  
          StringBuilder textBuilder = new StringBuilder();
          try (Reader reader = new BufferedReader(
                  new InputStreamReader(s3Object, StandardCharsets.UTF_8))) {
              int c = 0;
              while ((c = reader.read()) != -1) {
                  textBuilder.append((char) c);
              }
          }
  
          return textBuilder.toString();
      }
  
      private String componentUri(String bucketName, final AWS2S3Operations operation) {
          return String.format("aws2-s3://%s?operation=%s&useDefaultCredentialsProvider=%s", bucketName, operation,
                  isUseDefaultCredentials());
      }
  
      private String componentUri(final AWS2S3Operations operation) {
          return componentUri(bucketName, operation);
      }
  
      private String componentUri() {
          return String.format("aws2-s3://%s?useDefaultCredentialsProvider=%s", bucketName, isUseDefaultCredentials());
      }
  
  }
  