#pragma once

#include <cstdint>

namespace Envoy {

namespace Grpc {

class Status {

public:

  using GrpcStatus = int64_t;

  enum WellKnownGrpcStatus {

    // The RPC completed successfully.

    Ok = 0,

    // The RPC was canceled.

    Canceled = 1,

    // Some unknown error occurred.

    Unknown = 2,

    // An argument to the RPC was invalid.

    InvalidArgument = 3,

    // The deadline for the RPC expired before the RPC completed.

    DeadlineExceeded = 4,

    // Some resource for the RPC was not found.

    NotFound = 5,

    // A resource the RPC attempted to create already exists.

    AlreadyExists = 6,

    // Permission was denied for the RPC.

    PermissionDenied = 7,

    // Some resource is exhausted, resulting in RPC failure.

    ResourceExhausted = 8,

    // Some precondition for the RPC failed.

    FailedPrecondition = 9,

    // The RPC was aborted.

    Aborted = 10,

    // Some operation was requested outside of a legal range.

    OutOfRange = 11,

    // The RPC requested was not implemented.

    Unimplemented = 12,

    // Some internal error occurred.

    Internal = 13,

    // The RPC endpoint is current unavailable.

    Unavailable = 14,

    // There was some data loss resulting in RPC failure.

    DataLoss = 15,

    // The RPC does not have required credentials for the RPC to succeed.

    Unauthenticated = 16,

    // Maximum value of valid status codes.

    MaximumKnown = Unauthenticated,

    // This is a non-GRPC error code, indicating the status code in gRPC headers

    // was invalid.

    InvalidCode = -1,

  };

};

} // namespace Grpc

} // namespace Envoy