contract-004-books

;; Halal Asset Registry - Books
;; Registry for books

(define-data-var total-books-4 uint u0)
(define-map books-4-registry principal uint)

(define-public (register-books-4 (amount uint))
    (begin
        (map-set books-4-registry tx-sender amount)
        (var-set total-books-4 (+ (var-get total-books-4) amount))
        (ok true)
    )
)

(define-read-only (get-books-4-amount (owner principal))
    (default-to u0 (map-get? books-4-registry owner))
)