syntax = "proto3";
option go_package = "whiteboxsystems.nl/openkv";

service OpenKV {
    // Onboarding
    rpc GetMetadata (GetMetadataRequest) returns (GetMetadataResponse) {}
    rpc Register (RegisterRequest) returns (RegisterResponse) {}
    rpc CompleteRegistration (CompleteRegistrationRequest) returns (CompleteRegistrationResponse) {}

    // Service config
    rpc ConfigService (ConfigServiceRequest) returns (ConfigServiceResponse) {}
    rpc UpdateSubscriptions (UpdateSubscriptionsRequest) returns (UpdateSubscriptionsResponse) {}
    rpc ListSubscriptions (ListSubscriptionsRequest) returns (ListSubscriptionsResponse) {}
}

enum AuthMethod {
  mTLS = 0;
  APIToken = 1;
  JWT = 2;
  Custom = 3;
}

message MTLSConfig {
  string publicKey = 1;
}

message APITokenConfig {
  string token = 1;
}

message JWTConfig {
  string publicKey = 1;
}

message CustomConfig {
  string method = 1;
  map<string, string> params = 2;
}

message Error {
  int32 code = 1;
  string message = 2;
}

enum SubscriptionPolicy {
  subnone = 0;
  optin = 1;
  optout = 2;
}

enum ConsentPolicy {
  consentnone = 0;
  explicit = 1;
  presumed = 2;
}

message ProtocolDefinition {
  string protocol = 1;
  repeated AuthMethod authMethods = 2;
}

message ServiceDefinition {
  string id = 1;
  string name = 2;
  string description = 3;
  SubscriptionPolicy subscriptionPolicy = 4;
  ConsentPolicy consentPolicy = 5;
  repeated ProtocolDefinition fetchProtocols = 6;
  repeated ProtocolDefinition pushProtocols = 7;
}

message ServiceConfig {
  string protocol = 1;
  map<string,string> config = 2;
  AuthConfig auth = 3;
}

message GetMetadataRequest {}

message GetMetadataResponse {
  string supplier = 1;
  string system = 2;
  repeated ServiceDefinition services = 3;
  bool success = 4;
  Error error = 5;
}

message AuthConfig {
  AuthMethod method = 1;
  oneof config {
    MTLSConfig mtlsConfig = 2;
    APITokenConfig apiTokenConfig = 3;
    JWTConfig jwtConfig = 4;
  }
}

message RegisterRequest {
  string organisationId = 1;
  string organisationIdSystem = 2; // Type bijv AGB of BIG registratie
  string organisationDisplayName = 3;
  string organisationFormalName = 4;
  AuthConfig auth = 5;
}

message RegisterResponse {
  string reference = 1;
  bool success = 2;
  Error error = 3;
}

message CompleteRegistrationRequest {
  string reference = 1;
  string registrationToken = 2;
}

message CompleteRegistrationResponse {
  bool success = 1;
  Error error = 2;
}

message ConfigServiceRequest {
  string service = 1;
  bool enabled = 2;
  ServiceConfig fetch = 3;
  ServiceConfig push = 4;
}

message ConfigServiceResponse {
  string service = 1;
  bool enabled = 2;
  ServiceConfig fetch = 3;
  ServiceConfig push = 4;
  bool success = 5;
  Error error = 6;
}

message PatientMeta {
  string externalId = 1;
  string externalIdSystem = 2;
  string name = 3;
  string birthdate = 4;
  map<string, string> custom = 5;
}

message SubscriptionData {
  PatientMeta subject = 1;
  bool subscribe = 2;
  map<string, string> protocolMeta = 3;
}

message UpdateSubscriptionsRequest {
  string serviceId = 1;
  repeated SubscriptionData subscriptionData = 2;
  bool atomicUpdate = 3;
}

message SubscriptionError {
  int32 index = 1;
  Error error = 2;
}

message UpdateSubscriptionsResponse {
  bool success = 1;
  repeated SubscriptionError errors = 2;
}

message ListSubscriptionsRequest {
  string serviceId = 1;
}

message ListSubscriptionsResponse {
  bool success = 1;
  repeated SubscriptionData subscriptionData = 2;
  Error error = 3;
}