ic_siwe_provider.did

type Address = text;
type CanisterPublicKey = PublicKey;
type Principal = blob;
type PublicKey = blob;
type SessionKey = PublicKey;
type SiweMessage = text;
type SiweSignature = text;
type Timestamp = nat64;
type Nonce = text;

type RuntimeFeature = variant {
  IncludeUriInSeed;
  DisableEthToPrincipalMapping;
  DisablePrincipalToEthMapping
};

type SettingsInput = record {
  domain : text;
  uri : text;
  salt : text;
  chain_id : opt nat;
  scheme : opt text;
  statement : opt text;
  sign_in_expires_in : opt nat64;
  session_expires_in : opt nat64;
  targets : opt vec text;
  runtime_features: opt vec RuntimeFeature;
};

type GetAddressResponse = variant {
  Ok : Address;
  Err : text;
};

type GetDelegationResponse = variant {
  Ok : SignedDelegation;
  Err : text;
};

type SignedDelegation = record {
  delegation : Delegation;
  signature : blob;
};

type Delegation = record {
  pubkey : PublicKey;
  expiration : Timestamp;
  targets : opt vec principal;
};

type GetPrincipalResponse = variant {
  Ok : Principal;
  Err : text;
};

type LoginResponse = variant {
  Ok : LoginDetails;
  Err : text;
};

type LoginDetails = record {
  expiration : Timestamp;
  user_canister_pubkey : CanisterPublicKey;
};

type PrepareLoginOkResponse = record {
  siwe_message: SiweMessage;
  nonce : text;
};

type PrepareLoginResponse = variant {
  Ok : PrepareLoginOkResponse;
  Err : text;
};

service : (settings_input : SettingsInput) -> {
  "get_address" : (Principal) -> (GetAddressResponse) query;
  "get_caller_address" : () -> (GetAddressResponse) query;
  "get_principal" : (Address) -> (GetPrincipalResponse) query;
  "siwe_prepare_login" : (Address) -> (PrepareLoginResponse);
  "siwe_login" : (SiweSignature, Address, SessionKey, Nonce) -> (LoginResponse);
  "siwe_get_delegation" : (Address, SessionKey, Timestamp) -> (GetDelegationResponse) query;
};