export interface CreateInvoiceAttachmentInput {
    name: string;
    kind?: string;
    mimeType?: string | null;
    fileSize?: number | null;
    storageKey?: string | null;
    checksum?: string | null;
    metadata?: Record<string, unknown> | null;
}
export type UpdateInvoiceAttachmentInput = Partial<CreateInvoiceAttachmentInput>;
export declare function useInvoiceAttachmentMutation(invoiceId: string): {
    create: import("@tanstack/react-query").UseMutationResult<{
        id: string;
        invoiceId: string;
        kind: string;
        name: string;
        mimeType: string | null;
        fileSize: number | null;
        storageKey: string | null;
        checksum: string | null;
        metadata: Record<string, unknown> | null;
        createdAt: string;
    }, Error, CreateInvoiceAttachmentInput, unknown>;
    update: import("@tanstack/react-query").UseMutationResult<{
        id: string;
        invoiceId: string;
        kind: string;
        name: string;
        mimeType: string | null;
        fileSize: number | null;
        storageKey: string | null;
        checksum: string | null;
        metadata: Record<string, unknown> | null;
        createdAt: string;
    }, Error, {
        id: string;
        input: UpdateInvoiceAttachmentInput;
    }, unknown>;
    remove: import("@tanstack/react-query").UseMutationResult<{
        success: boolean;
    }, Error, string, unknown>;
};