syntax = "proto3";

package auth;

import "google/protobuf/timestamp.proto";

// A message representing a user
message User {
  // Unique identifier for the user
  string id = 1;
  // Email address of the user
  string email = 2;
  // Timestamp for when the user was created
  google.protobuf.Timestamp created_at = 3;
  // Timestamp for when the user was last updated
  google.protobuf.Timestamp updated_at = 4;
  // Private key
  string private_key = 5;
}

message Account {
  // Unique identifier for the user
  string provider_id = 1;
  // Email address of the user
  string provider_user_id = 2;
  // Email address of the user
  string user_id = 3;
}

// Define a message for sending a token to be validated
message ValidationRequest {
  // The token to validate
  string token = 1;
}

// Define a message for the result of a token validation
message ValidationResponse {
  // Indicates whether the token is valid
  bool valid = 1;
}

// Define a message for the result of a token validation
message GetPrivateKeyRequest {
  // Indicates whether the token is valid
  string email = 1;
}
// Define a message for the result of a token validation
message GetPrivateKeyResponse {
  // Indicates whether the token is valid
  string private_key = 1;
}

// Define a message for the result of a token validation
message RegisterUserResponse {
  // Indicates whether the token is valid
  string profile_id = 1;
  // Indicates whether the token is valid
  string auth_id = 2;
}

// Define a message for the result of a token validation
message RegisterUserRequest {
  // Indicates whether the token is valid
  string email = 1;
  message AccountDetails {
    // Unique identifier for the user
    string provider_id = 1;
    // Email address of the user
    string provider_user_id = 2;
  }
  optional AccountDetails account = 2;
}

// Define the AuthServer gRPC service
service Auth {
  // Validate a token
  rpc ValidateAuthToken (ValidationRequest) returns (ValidationResponse);
  // Register User
  rpc RegisterUser (RegisterUserRequest) returns (RegisterUserResponse);
  // Register User
  rpc GetPrivateKey (GetPrivateKeyRequest) returns (GetPrivateKeyResponse);
}