export declare function addCustomer(data: any): Promise<any>;
export declare function insertCustomer(_id: string, data: any): Promise<any>;
export declare function addCustomers(list: any[]): Promise<void>;
export declare function updateCustomer(_id: string, data: any): Promise<any>;
export declare function deleteCustomer(id: string): Promise<any>;
export declare function hardDeleteProduct(_id: string): Promise<any>;
export declare function getAllCustomers(): Promise<any>;
export declare function getLiveAllCustomers(): import("rxjs").Observable<any>;
export declare function getCustomerById(_id: string): Promise<any>;