;; Title: DME011 Quest Expiration
;; Author: rozar.btc
;; Depends-On:
;; Synopsis:
;; A smart contract for tracking the expiration of quests.
;; Description:
;; This proposal defines state giving quests an end block in which they can not be completed after.
(impl-trait 'SP2D5BGGJ956A635JG7CJQ59FTRFRB0893514EZPJ.extension-trait.extension-trait)
(define-constant err-unauthorized (err u3100))
(define-map quest-expiration-map uint uint)
;; --- Authorization check
(define-public (is-dao-or-extension)
(ok (asserts! (or (is-eq tx-sender 'SP2D5BGGJ956A635JG7CJQ59FTRFRB0893514EZPJ.dungeon-master) (contract-call? 'SP2D5BGGJ956A635JG7CJQ59FTRFRB0893514EZPJ.dungeon-master is-extension contract-caller)) err-unauthorized))
)
;; --- Internal DAO functions
(define-public (set-expiration (quest-id uint) (block uint))
(begin
(try! (is-dao-or-extension))
(ok (map-set quest-expiration-map quest-id block))
)
)
;; --- Public functions
(define-read-only (get-expiration (quest-id uint))
(ok (default-to block-height (map-get? quest-expiration-map quest-id)))
)
;; --- Extension callback
(define-public (callback (sender principal) (memo (buff 34)))
(ok true)
)