/*
 * Copyright 2018 Google LLC
 *
 * 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
 *
 *     https://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 com.google.cloud.bigtable.admin.v2;

import com.google.api.core.BetaApi;
import com.google.bigtable.admin.v2.BigtableTableAdminGrpc.BigtableTableAdminImplBase;
import com.google.bigtable.admin.v2.CheckConsistencyRequest;
import com.google.bigtable.admin.v2.CheckConsistencyResponse;
import com.google.bigtable.admin.v2.CreateTableFromSnapshotRequest;
import com.google.bigtable.admin.v2.CreateTableRequest;
import com.google.bigtable.admin.v2.DeleteSnapshotRequest;
import com.google.bigtable.admin.v2.DeleteTableRequest;
import com.google.bigtable.admin.v2.DropRowRangeRequest;
import com.google.bigtable.admin.v2.GenerateConsistencyTokenRequest;
import com.google.bigtable.admin.v2.GenerateConsistencyTokenResponse;
import com.google.bigtable.admin.v2.GetSnapshotRequest;
import com.google.bigtable.admin.v2.GetTableRequest;
import com.google.bigtable.admin.v2.ListSnapshotsRequest;
import com.google.bigtable.admin.v2.ListSnapshotsResponse;
import com.google.bigtable.admin.v2.ListTablesRequest;
import com.google.bigtable.admin.v2.ListTablesResponse;
import com.google.bigtable.admin.v2.ModifyColumnFamiliesRequest;
import com.google.bigtable.admin.v2.Snapshot;
import com.google.bigtable.admin.v2.SnapshotTableRequest;
import com.google.bigtable.admin.v2.Table;
import com.google.longrunning.Operation;
import com.google.protobuf.Empty;
import com.google.protobuf.GeneratedMessageV3;
import io.grpc.stub.StreamObserver;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.Queue;

@javax.annotation.Generated("by GAPIC")
@BetaApi
public class MockBigtableTableAdminImpl extends BigtableTableAdminImplBase {
  private ArrayList<GeneratedMessageV3> requests;
  private Queue<Object> responses;

  public MockBigtableTableAdminImpl() {
    requests = new ArrayList<>();
    responses = new LinkedList<>();
  }

  public List<GeneratedMessageV3> getRequests() {
    return requests;
  }

  public void addResponse(GeneratedMessageV3 response) {
    responses.add(response);
  }

  public void setResponses(List<GeneratedMessageV3> responses) {
    this.responses = new LinkedList<Object>(responses);
  }

  public void addException(Exception exception) {
    responses.add(exception);
  }

  public void reset() {
    requests = new ArrayList<>();
    responses = new LinkedList<>();
  }

  @Override
  public void createTable(CreateTableRequest request, StreamObserver<Table> responseObserver) {
    Object response = responses.remove();
    if (response instanceof Table) {
      requests.add(request);
      responseObserver.onNext((Table) response);
      responseObserver.onCompleted();
    } else if (response instanceof Exception) {
      responseObserver.onError((Exception) response);
    } else {
      responseObserver.onError(new IllegalArgumentException("Unrecognized response type"));
    }
  }

  @Override
  public void createTableFromSnapshot(
      CreateTableFromSnapshotRequest request, StreamObserver<Operation> responseObserver) {
    Object response = responses.remove();
    if (response instanceof Operation) {
      requests.add(request);
      responseObserver.onNext((Operation) response);
      responseObserver.onCompleted();
    } else if (response instanceof Exception) {
      responseObserver.onError((Exception) response);
    } else {
      responseObserver.onError(new IllegalArgumentException("Unrecognized response type"));
    }
  }

  @Override
  public void listTables(
      ListTablesRequest request, StreamObserver<ListTablesResponse> responseObserver) {
    Object response = responses.remove();
    if (response instanceof ListTablesResponse) {
      requests.add(request);
      responseObserver.onNext((ListTablesResponse) response);
      responseObserver.onCompleted();
    } else if (response instanceof Exception) {
      responseObserver.onError((Exception) response);
    } else {
      responseObserver.onError(new IllegalArgumentException("Unrecognized response type"));
    }
  }

  @Override
  public void getTable(GetTableRequest request, StreamObserver<Table> responseObserver) {
    Object response = responses.remove();
    if (response instanceof Table) {
      requests.add(request);
      responseObserver.onNext((Table) response);
      responseObserver.onCompleted();
    } else if (response instanceof Exception) {
      responseObserver.onError((Exception) response);
    } else {
      responseObserver.onError(new IllegalArgumentException("Unrecognized response type"));
    }
  }

  @Override
  public void deleteTable(DeleteTableRequest request, StreamObserver<Empty> responseObserver) {
    Object response = responses.remove();
    if (response instanceof Empty) {
      requests.add(request);
      responseObserver.onNext((Empty) response);
      responseObserver.onCompleted();
    } else if (response instanceof Exception) {
      responseObserver.onError((Exception) response);
    } else {
      responseObserver.onError(new IllegalArgumentException("Unrecognized response type"));
    }
  }

  @Override
  public void modifyColumnFamilies(
      ModifyColumnFamiliesRequest request, StreamObserver<Table> responseObserver) {
    Object response = responses.remove();
    if (response instanceof Table) {
      requests.add(request);
      responseObserver.onNext((Table) response);
      responseObserver.onCompleted();
    } else if (response instanceof Exception) {
      responseObserver.onError((Exception) response);
    } else {
      responseObserver.onError(new IllegalArgumentException("Unrecognized response type"));
    }
  }

  @Override
  public void dropRowRange(DropRowRangeRequest request, StreamObserver<Empty> responseObserver) {
    Object response = responses.remove();
    if (response instanceof Empty) {
      requests.add(request);
      responseObserver.onNext((Empty) response);
      responseObserver.onCompleted();
    } else if (response instanceof Exception) {
      responseObserver.onError((Exception) response);
    } else {
      responseObserver.onError(new IllegalArgumentException("Unrecognized response type"));
    }
  }

  @Override
  public void generateConsistencyToken(
      GenerateConsistencyTokenRequest request,
      StreamObserver<GenerateConsistencyTokenResponse> responseObserver) {
    Object response = responses.remove();
    if (response instanceof GenerateConsistencyTokenResponse) {
      requests.add(request);
      responseObserver.onNext((GenerateConsistencyTokenResponse) response);
      responseObserver.onCompleted();
    } else if (response instanceof Exception) {
      responseObserver.onError((Exception) response);
    } else {
      responseObserver.onError(new IllegalArgumentException("Unrecognized response type"));
    }
  }

  @Override
  public void checkConsistency(
      CheckConsistencyRequest request, StreamObserver<CheckConsistencyResponse> responseObserver) {
    Object response = responses.remove();
    if (response instanceof CheckConsistencyResponse) {
      requests.add(request);
      responseObserver.onNext((CheckConsistencyResponse) response);
      responseObserver.onCompleted();
    } else if (response instanceof Exception) {
      responseObserver.onError((Exception) response);
    } else {
      responseObserver.onError(new IllegalArgumentException("Unrecognized response type"));
    }
  }

  @Override
  public void snapshotTable(
      SnapshotTableRequest request, StreamObserver<Operation> responseObserver) {
    Object response = responses.remove();
    if (response instanceof Operation) {
      requests.add(request);
      responseObserver.onNext((Operation) response);
      responseObserver.onCompleted();
    } else if (response instanceof Exception) {
      responseObserver.onError((Exception) response);
    } else {
      responseObserver.onError(new IllegalArgumentException("Unrecognized response type"));
    }
  }

  @Override
  public void getSnapshot(GetSnapshotRequest request, StreamObserver<Snapshot> responseObserver) {
    Object response = responses.remove();
    if (response instanceof Snapshot) {
      requests.add(request);
      responseObserver.onNext((Snapshot) response);
      responseObserver.onCompleted();
    } else if (response instanceof Exception) {
      responseObserver.onError((Exception) response);
    } else {
      responseObserver.onError(new IllegalArgumentException("Unrecognized response type"));
    }
  }

  @Override
  public void listSnapshots(
      ListSnapshotsRequest request, StreamObserver<ListSnapshotsResponse> responseObserver) {
    Object response = responses.remove();
    if (response instanceof ListSnapshotsResponse) {
      requests.add(request);
      responseObserver.onNext((ListSnapshotsResponse) response);
      responseObserver.onCompleted();
    } else if (response instanceof Exception) {
      responseObserver.onError((Exception) response);
    } else {
      responseObserver.onError(new IllegalArgumentException("Unrecognized response type"));
    }
  }

  @Override
  public void deleteSnapshot(
      DeleteSnapshotRequest request, StreamObserver<Empty> responseObserver) {
    Object response = responses.remove();
    if (response instanceof Empty) {
      requests.add(request);
      responseObserver.onNext((Empty) response);
      responseObserver.onCompleted();
    } else if (response instanceof Exception) {
      responseObserver.onError((Exception) response);
    } else {
      responseObserver.onError(new IllegalArgumentException("Unrecognized response type"));
    }
  }
}
