;; Claim tracking contract
(define-map claims {id: uint} {claimant: principal, amount: uint, claimed: bool, timestamp: uint})
(define-data-var claim-counter uint u0)
(define-read-only (get-claim (id uint))
(map-get? claims {id: id})
)
(define-public (create-claim (amount uint))
(let ((id (var-get claim-counter)))
(begin
(map-set claims {id: id} {
claimant: tx-sender,
amount: amount,
claimed: false,
timestamp: burn-block-height
})
(ok (var-set claim-counter (+ id u1)))
)
)
)
(define-public (process-claim (id uint))
(let ((claim (unwrap! (map-get? claims {id: id}) (err u1))))
(begin
(asserts! (not (get claimed claim)) (err u2))
(ok (map-set claims {id: id} (merge claim {claimed: true})))
)
)
)