import type { Store } from "@lynq/lynq";
export interface TxRecord {
    hash: string;
    chainId: string;
    to: string;
    value: string;
    token: string;
    operation: string;
    timestamp: string;
    status: "sent" | "confirmed" | "failed";
}
export interface TxLog {
    record(tx: TxRecord): Promise<void>;
    list(): Promise<TxRecord[]>;
    recent(n: number): Promise<TxRecord[]>;
    byChain(chainId: string): Promise<TxRecord[]>;
    byOperation(operation: string): Promise<TxRecord[]>;
    /** Check if same to/value/chainId tx was sent within 10 seconds */
    isDuplicate(params: {
        to: string;
        value: string;
        chainId: string;
    }): Promise<boolean>;
    /** Update tx status by hash */
    updateStatus(hash: string, status: TxRecord["status"]): Promise<void>;
    /** Return txs with status "sent" */
    pending(): Promise<TxRecord[]>;
}
export declare function createTxLog(store: Store): TxLog;
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