import type { Selectable } from 'kysely';
import type * as Db from '../Db.js';
import type * as db_Schema from '../Schema.js';
/** Columns of the `funding_transfer_transactions` table. */
export type Table = db_Schema.FundingTransferTransaction;
/** One verified transaction reference on a transfer. */
export type Record = Selectable<Table>;
/**
 * Inserts a transaction reference, lowercasing EVM hashes while preserving
 * other references. Repeats return `undefined`; conflicting source ownership throws.
 */
export declare function insert(db: Db.Db, record: Record): Promise<Record | undefined>;
/** Claims a source transaction for one transfer without racing another transfer. */
export declare function claimSource(db: Db.Db, record: Record): Promise<claimSource.Result>;
export declare namespace claimSource {
    /** Source transaction ownership outcome. */
    type Result = {
        record: Record;
        type: 'claimed';
    } | {
        record: Record;
        type: 'replayed';
    } | {
        type: 'conflict';
    };
}
/** Gets the transfer that owns one source transaction reference. */
export declare function getSource(db: Db.Db, options: getSource.Options): Promise<Record | undefined>;
export declare namespace getSource {
    /** Source transaction identity. */
    type Options = {
        /** CAIP-2 chain containing the transaction. */
        chainId: string;
        /** EVM transaction hash or case-sensitive chain reference. */
        transactionRef: string;
    };
}
/** Removes one source transaction only when the transfer still owns it. */
export declare function removeSource(db: Db.Db, options: removeSource.Options): Promise<Record | undefined>;
export declare namespace removeSource {
    /** Exact source evidence identity and owner. */
    type Options = {
        /** CAIP-2 chain containing the transaction. */
        chainId: string;
        /** Source transaction reference. */
        transactionHash: string;
        /** Owning transfer id (`ftr_…`). */
        transferId: string;
    };
}
/** Lists a transfer's transaction references, oldest first. */
export declare function listByTransfer(db: Db.Db, transferId: string): Promise<Record[]>;
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