import type { WalletState, AutoLockCallback } from "./types.js";
/**
 * Manages the wallet lifecycle — owns the `tick()` polling interval
 * and notifies callers on auto-lock.
 *
 * Wraps a `WalletHandle` from `host-wasm` and adds:
 * - Automatic `tick()` polling via `requestAnimationFrame` or `setInterval`
 * - `onAutoLock` callback for UI notification
 * - `destroy()` to clean up the timer
 */
export declare class WalletSession {
    private handle;
    private timerId;
    private onAutoLock;
    private wasLocked;
    constructor(handle: WalletHandle);
    /** Register a callback invoked when the wallet auto-locks. */
    setOnAutoLock(cb: AutoLockCallback): void;
    /** Load key material from a BIP-39 mnemonic. Unlocks immediately. */
    loadMnemonic(phrase: string): void;
    /** Lock the wallet — clears all in-memory key material. */
    lock(): void;
    /** Current wallet state. */
    state(): WalletState;
    /** Root SS58 address (Polkadot format, prefix 0). */
    rootAddress(): string;
    /** Root 32-byte sr25519 public key, or null if locked. */
    rootPublicKey(): Uint8Array | null;
    /** EIP-55 checksummed Ethereum address. */
    ethAddress(): string;
    /** P2WPKH (bech32) Bitcoin mainnet address. */
    btcAddress(): string;
    /** SS58 address for a derived app account. */
    appAddress(appId: string, index?: number): string;
    /** 32-byte sr25519 public key for a derived app account. */
    appPublicKey(appId: string, index?: number): Uint8Array;
    /** Sign with root sr25519 keypair. Returns 64-byte signature. */
    signRoot(payload: Uint8Array): Uint8Array;
    /** Sign with app-scoped sr25519 keypair. Returns 64-byte signature. */
    sign(appId: string, index: number | undefined, payload: Uint8Array): Uint8Array;
    /** 32-byte Ed25519 public key for a derived app account. */
    ed25519PublicKey(appId: string, index?: number): Uint8Array;
    /** Sign with app-scoped Ed25519 keypair. Returns 64-byte signature. */
    signEd25519(appId: string, index: number | undefined, payload: Uint8Array): Uint8Array;
    /** 33-byte compressed secp256k1 public key for a derived app account (Substrate ECDSA). */
    substrateEcdsaPublicKey(appId: string, index?: number): Uint8Array;
    /** Sign with app-scoped Substrate ECDSA keypair. Returns 65-byte signature (r+s+v). */
    signSubstrateEcdsa(appId: string, index: number | undefined, payload: Uint8Array): Uint8Array;
    /** EIP-191 personal_sign. Returns 65-byte signature (r+s+v). */
    ethSignPersonal(data: Uint8Array): Uint8Array;
    /** BIP-137 message signing. Returns Base64 string. */
    btcSignMessage(msg: Uint8Array): string;
    /** Sign a raw 32-byte digest with BTC key. Returns DER-encoded signature. */
    btcSignRaw(digest: Uint8Array): Uint8Array;
    /** Stop tick polling and release the timer. */
    destroy(): void;
    /** Access the underlying WalletHandle for escape-hatch usage. */
    get raw(): WalletHandle;
    private startPolling;
    private checkTick;
}
/**
 * Minimal type for the WalletHandle from host-wasm.
 * This avoids importing wasm-bindgen generated types directly.
 */
interface WalletHandle {
    loadMnemonic(phrase: string): void;
    lock(): void;
    tick(): boolean;
    state(): string;
    rootAddress(): string;
    rootPublicKey(): Uint8Array | undefined;
    ethAddress(): string;
    btcAddress(): string;
    appAddress(appId: string, index: number): string;
    appPublicKey(appId: string, index: number): Uint8Array;
    signRoot(payload: Uint8Array): Uint8Array;
    sign(appId: string, index: number, payload: Uint8Array): Uint8Array;
    ed25519PublicKey(appId: string, index: number): Uint8Array;
    signEd25519(appId: string, index: number, payload: Uint8Array): Uint8Array;
    substrateEcdsaPublicKey(appId: string, index: number): Uint8Array;
    signSubstrateEcdsa(appId: string, index: number, payload: Uint8Array): Uint8Array;
    ethSignPersonal(data: Uint8Array): Uint8Array;
    btcSignMessage(msg: Uint8Array): string;
    btcSignRaw(digest: Uint8Array): Uint8Array;
    free(): void;
}
export {};
//# sourceMappingURL=wallet-session.d.ts.map