syntax = "proto3";

package guestguard.fraud.v1;

option go_package = "github.com/alchemistkay/guestguard/internal/fraudpb;fraudpb";

service FraudService {
  rpc Score(ScoreRequest) returns (ScoreResponse);
}

message ScoreRequest {
  string event_id = 1;
  string guest_id = 2;
  string token_id = 3;
  string access_log_id = 4;
  map<string, string> fingerprint = 5;
  string ip_address = 6;
  string user_agent = 7;
  string referrer = 8;
}

message ScoreResponse {
  int32 score = 1;
  Risk risk = 2;
  repeated string reasons = 3;
}

enum Risk {
  RISK_UNSPECIFIED = 0;
  RISK_LOW = 1;
  RISK_MEDIUM = 2;
  RISK_HIGH = 3;
  RISK_BLOCK = 4;
}