/*
 * 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.airavata.mft.secret.server.handler;

import com.google.protobuf.Empty;
import io.grpc.Status;
import io.grpc.stub.StreamObserver;
import org.apache.airavata.mft.secret.server.backend.SecretBackend;
import org.apache.airavata.mft.secret.service.*;
import org.lognet.springboot.grpc.GRpcService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;

@GRpcService
public class SecretServiceHandler extends SecretServiceGrpc.SecretServiceImplBase {

    private static final Logger logger = LoggerFactory.getLogger(SecretServiceHandler.class);

    @Autowired
    private SecretBackend backend;

    @Override
    public void getSCPSecret(SCPSecretGetRequest request, StreamObserver<SCPSecret> responseObserver) {
        try {
            this.backend.getSCPSecret(request).ifPresentOrElse(secret -> {
                responseObserver.onNext(secret);
                responseObserver.onCompleted();
            }, () -> {
                responseObserver.onError(Status.INTERNAL
                        .withDescription("No SCP Secret with id " + request.getSecretId())
                        .asRuntimeException());
            });
        } catch (Exception e) {

            logger.error("Error in retrieving SCP Secret with id " + request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in retrieving SCP Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void createSCPSecret(SCPSecretCreateRequest request, StreamObserver<SCPSecret> responseObserver) {
        responseObserver.onNext(this.backend.createSCPSecret(request));
        responseObserver.onCompleted();
    }

    @Override
    public void updateSCPSecret(SCPSecretUpdateRequest request, StreamObserver<Empty> responseObserver) {
        this.backend.updateSCPSecret(request);
        responseObserver.onCompleted();
    }

    @Override
    public void deleteSCPSecret(SCPSecretDeleteRequest request, StreamObserver<Empty> responseObserver) {
        boolean res = this.backend.deleteSCPSecret(request);
        if (res) {
            responseObserver.onCompleted();
        } else {
            responseObserver.onError(Status.INTERNAL
                    .withDescription("Failed to delete SCP Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void getS3Secret(S3SecretGetRequest request, StreamObserver<S3Secret> responseObserver) {
        try {
            this.backend.getS3Secret(request).ifPresentOrElse(secret -> {
                responseObserver.onNext(secret);
                responseObserver.onCompleted();
            }, () -> {
                responseObserver.onError(Status.INTERNAL
                        .withDescription("No S3 Secret with id " + request.getSecretId())
                        .asRuntimeException());
            });

        } catch (Exception e) {
            logger.error("Error in retrieving S3 Secret with id " + request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in retrieving S3 Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void createS3Secret(S3SecretCreateRequest request, StreamObserver<S3Secret> responseObserver) {
        try {
            this.backend.createS3Secret(request);
        } catch (Exception e) {
            logger.error("Error in creating S3 Secret", e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in creating S3 Secret")
                    .asRuntimeException());
        }
    }

    @Override
    public void updateS3Secret(S3SecretUpdateRequest request, StreamObserver<Empty> responseObserver) {
        try {
            this.backend.updateS3Secret(request);
        } catch (Exception e) {
            logger.error("Error in updating S3 Secret with id {}", request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in updating S3 Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void deleteS3Secret(S3SecretDeleteRequest request, StreamObserver<Empty> responseObserver) {
        try {
            this.backend.deleteS3Secret(request);
        } catch (Exception e) {
            logger.error("Error in deleting S3 Secret with id {}", request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in deleting S3 Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void getBoxSecret(BoxSecretGetRequest request, StreamObserver<BoxSecret> responseObserver) {
        try {
            this.backend.getBoxSecret(request).ifPresentOrElse(secret -> {
                responseObserver.onNext(secret);
                responseObserver.onCompleted();
            }, () -> {
                responseObserver.onError(Status.INTERNAL
                        .withDescription("No Box Secret with id " + request.getSecretId())
                        .asRuntimeException());
            });

        } catch (Exception e) {
            logger.error("Error in retrieving Box Secret with id " + request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in retrieving Box Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
        super.getBoxSecret(request, responseObserver);
    }

    @Override
    public void createBoxSecret(BoxSecretCreateRequest request, StreamObserver<BoxSecret> responseObserver) {
        try {
            this.backend.createBoxSecret(request);
        } catch (Exception e) {
            logger.error("Error in creating Box Secret", e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in creating Box Secret")
                    .asRuntimeException());
        }
    }

    @Override
    public void updateBoxSecret(BoxSecretUpdateRequest request, StreamObserver<Empty> responseObserver) {
        try {
            this.backend.updateBoxSecret(request);
        } catch (Exception e) {
            logger.error("Error in updating Box Secret with id {}", request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in updating Box Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void deleteBoxSecret(BoxSecretDeleteRequest request, StreamObserver<Empty> responseObserver) {
        try {
            this.backend.deleteBoxSecret(request);
        } catch (Exception e) {
            logger.error("Error in deleting Box Secret with id {}", request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in deleting Box Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void getAzureSecret(AzureSecretGetRequest request, StreamObserver<AzureSecret> responseObserver) {
        try {
            this.backend.getAzureSecret(request).ifPresentOrElse(secret -> {
                responseObserver.onNext(secret);
                responseObserver.onCompleted();
            }, () -> {
                responseObserver.onError(Status.INTERNAL
                        .withDescription("No Azure Secret with id " + request.getSecretId())
                        .asRuntimeException());
            });

        } catch (Exception e) {
            logger.error("Error in retrieving Azure Secret with id " + request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in retrieving Azure Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
        super.getAzureSecret(request, responseObserver);
    }

    @Override
    public void createAzureSecret(AzureSecretCreateRequest request, StreamObserver<AzureSecret> responseObserver) {
        try {
            this.backend.createAzureSecret(request);
        } catch (Exception e) {
            logger.error("Error in creating Azure Secret", e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in creating Azure Secret")
                    .asRuntimeException());
        }
    }

    @Override
    public void updateAzureSecret(AzureSecretUpdateRequest request, StreamObserver<Empty> responseObserver) {
        try {
            this.backend.updateAzureSecret(request);
        } catch (Exception e) {
            logger.error("Error in updating Azure Secret with id {}", request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in updating Azure Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void deleteAzureSecret(AzureSecretDeleteRequest request, StreamObserver<Empty> responseObserver) {
        try {
            this.backend.deleteAzureSecret(request);
        } catch (Exception e) {
            logger.error("Error in deleting Azure Secret with id {}", request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in deleting Azure Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    // GCS

    @Override
    public void getGCSSecret(GCSSecretGetRequest request, StreamObserver<GCSSecret> responseObserver) {
        try {
            this.backend.getGCSSecret(request).ifPresentOrElse(secret -> {
                responseObserver.onNext(secret);
                responseObserver.onCompleted();
            }, () -> {
                responseObserver.onError(Status.INTERNAL
                        .withDescription("No GCS Secret with id " + request.getSecretId())
                        .asRuntimeException());
            });

        } catch (Exception e) {
            logger.error("Error in retrieving GCS Secret with id " + request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in retrieving GCS Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void createGCSSecret(GCSSecretCreateRequest request, StreamObserver<GCSSecret> responseObserver) {
        try {
            this.backend.createGCSSecret(request);
        } catch (Exception e) {
            logger.error("Error in creating GCS Secret", e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in creating GCS Secret")
                    .asRuntimeException());
        }
    }

    @Override
    public void updateGCSSecret(GCSSecretUpdateRequest request, StreamObserver<Empty> responseObserver) {
        try {
            this.backend.updateGCSSecret(request);
        } catch (Exception e) {
            logger.error("Error in updating GCS Secret with id {}", request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in updating GCS Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void deleteGCSSecret(GCSSecretDeleteRequest request, StreamObserver<Empty> responseObserver) {
        try {
            this.backend.deleteGCSSecret(request);
        } catch (Exception e) {
            logger.error("Error in deleting GCS Secret with id {}", request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in deleting GCS Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    // Dropbox

    @Override
    public void getDropboxSecret(DropboxSecretGetRequest request, StreamObserver<DropboxSecret> responseObserver) {
        try {
            this.backend.getDropboxSecret(request).ifPresentOrElse(secret -> {
                responseObserver.onNext(secret);
                responseObserver.onCompleted();
            }, () -> {
                responseObserver.onError(Status.INTERNAL
                        .withDescription("No Dropbox Secret with id " + request.getSecretId())
                        .asRuntimeException());
            });

        } catch (Exception e) {
            logger.error("Error in retrieving Dropbox Secret with id " + request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in retrieving Dropbox Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void createDropboxSecret(DropboxSecretCreateRequest request, StreamObserver<DropboxSecret> responseObserver) {
        try {
            this.backend.createDropboxSecret(request);
        } catch (Exception e) {
            logger.error("Error in creating Dropbox Secret", e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in creating Dropbox Secret")
                    .asRuntimeException());
        }
    }

    @Override
    public void updateDropboxSecret(DropboxSecretUpdateRequest request, StreamObserver<Empty> responseObserver) {
        try {
            this.backend.updateDropboxSecret(request);
        } catch (Exception e) {
            logger.error("Error in updating Dropbox Secret with id {}", request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in updating Dropbox Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void deleteDropboxSecret(DropboxSecretDeleteRequest request, StreamObserver<Empty> responseObserver) {
        try {
            this.backend.deleteDropboxSecret(request);
        } catch (Exception e) {
            logger.error("Error in deleting Dropbox Secret with id {}", request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in deleting Dropbox Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void getFTPSecret(FTPSecretGetRequest request, StreamObserver<FTPSecret> responseObserver) {
        try {
            this.backend.getFTPSecret(request).ifPresentOrElse(secret -> {
                responseObserver.onNext(secret);
                responseObserver.onCompleted();
            }, () -> responseObserver.onError(Status.INTERNAL
                    .withDescription("No FTP Secret with id " + request.getSecretId())
                    .asRuntimeException()));

        } catch (Exception e) {
            logger.error("Error in retrieving FTP Secret with id " + request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in retrieving FTP Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void createFTPSecret(FTPSecretCreateRequest request, StreamObserver<FTPSecret> responseObserver) {
        try {
            this.backend.createFTPSecret(request);
        } catch (Exception e) {
            logger.error("Error in creating FTP Secret", e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in creating FTP Secret")
                    .asRuntimeException());
        }
    }

    @Override
    public void updateFTPSecret(FTPSecretUpdateRequest request, StreamObserver<Empty> responseObserver) {
        try {
            this.backend.updateFTPSecret(request);
        } catch (Exception e) {
            logger.error("Error in updating FTP Secret with id {}", request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in updating FTP Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

    @Override
    public void deleteFTPSecret(FTPSecretDeleteRequest request, StreamObserver<Empty> responseObserver) {
        try {
            this.backend.deleteFTPSecret(request);
        } catch (Exception e) {
            logger.error("Error in deleting FTP Secret with id {}", request.getSecretId(), e);
            responseObserver.onError(Status.INTERNAL.withCause(e)
                    .withDescription("Error in deleting FTP Secret with id " + request.getSecretId())
                    .asRuntimeException());
        }
    }

}