-(define* (cmd-take-from gameobj message
- #:key direct-obj indir-obj preposition)
- (define player (message-from message))
- (define player-name
- (mbody-val (<-wait player 'get-name)))
- (define player-loc
- (mbody-val (<-wait player 'get-loc)))
- (define our-name (slot-ref gameobj 'name))
- ;; We need to check if we even have such a thing
- (define thing-to-take
- (call/ec
- (lambda (return)
- (for-each (lambda (occupant)
- (mbody-receive (_ #:key goes-by)
- (<-wait occupant 'goes-by)
- (when (member direct-obj goes-by)
- (return occupant))))
- (gameobj-occupants gameobj))
- ;; nothing found
- #f)))
- (define (should-take-from-me)
- (and thing-to-take
- (slot-ref-maybe-runcheck gameobj 'take-from-me? player thing-to-take)))
- ;; @@: Right now we give the same response to both something not being
- ;; an occupant and to not being permitted to be removed. This isn't
- ;; very rich and maybe not as helpful as it could be. Right now I'm
- ;; trying to avoid "leaking" information about if an object isn't there.
- ;; However maybe by making the different responses as slots which can be
- ;; set, this wouldn't be a problem.
- (define default-objection
- "As much as you'd like to take it, it doesn't seem like you can.")
- (define (thing-to-take-objection)
- (mbody-receive (_ taken-ok? #:key why-not) ; does the object object to being removed?
- (<-wait thing-to-take 'ok-to-be-taken-from? player) ; @@ no need to supply from where
- (and (not taken-ok?)
- ;; Either give the specified reason, or give a boilerplate one
- (or why-not default-objection))))
- (cond
- ;; Is it not there, or maybe we won't allow it to be taken?
- ((or (not thing-to-take) (not (should-take-from-me)))
- (<- (message-from message) 'tell
- #:text default-objection))
- ;; the thing we wsant to take itself has objected...
- ((thing-to-take-objection) =>
- (lambda (objection)
- (<- (message-from message) 'tell
- #:text objection)))
- ;; looks like we can take it
- (else
- (let ((thing-to-take-name
- (mbody-val (<-wait thing-to-take 'get-name))))
- ;; Wait to announce to the player just in case settting the location
- ;; errors out or something. Maybe it's overthinking things, I dunno.
- (<-wait thing-to-take 'set-loc! #:loc player)
- (<- player 'tell
- #:text `("You take " ,thing-to-take-name " from "
- ,our-name "."))
- (<- player-loc 'tell-room
- #:text `(,player-name " takes " ,thing-to-take-name " from "
- ,our-name ".")
- #:exclude player)))))
-
-(define* (cmd-put-in gameobj message
- #:key direct-obj indir-obj preposition)
- (define player (message-from message))
- (define player-name
- (mbody-val (<-wait player 'get-name)))
- (define player-loc
- (mbody-val (<-wait player 'get-loc)))
- (define our-name (slot-ref gameobj 'name))
- ;; We need to check if we even have such a thing
- (define this-thing
- (call/ec
- (lambda (return)
- (for-each (lambda (occupant)
- (mbody-receive (_ #:key goes-by)
- (<-wait occupant 'goes-by)
- (when (member direct-obj goes-by)
- (return occupant))))
- (mbody-val (<-wait player 'get-occupants)))
- ;; nothing found
- #f)))
- (define (should-put-in-me)
- (and this-thing
- (slot-ref-maybe-runcheck gameobj 'put-in-me? player this-thing)))
- ;; @@: Right now we give the same response to both something not being
- ;; an occupant and to not being permitted to be removed. This isn't
- ;; very rich and maybe not as helpful as it could be. Right now I'm
- ;; trying to avoid "leaking" information about if an object isn't there.
- ;; However maybe by making the different responses as slots which can be
- ;; set, this wouldn't be a problem.
- (define default-objection
- "As much as you'd like to, it doesn't seem like you can put that in there.")
- (define (this-thing-objection)
- (mbody-receive (_ put-in-ok? #:key why-not) ; does the object object to being moved?
- (<-wait this-thing 'ok-to-be-put-in? player (actor-id gameobj))
- (and (not put-in-ok?)
- ;; Either give the specified reason, or give a boilerplate one
- (or why-not default-objection))))
- (cond
- ;; Is it not there, or maybe we won't allow it to be taken?
- ((or (not this-thing) (not (should-put-in-me)))
- (<- (message-from message) 'tell
- #:text default-objection))
- ;; the thing we wsant to take itself has objected...
- ((this-thing-objection) =>
- (lambda (objection)
- (<- (message-from message) 'tell
- #:text objection)))
- ;; looks like we can take it
- (else
- (let ((this-thing-name
- (mbody-val (<-wait this-thing 'get-name))))
-
-
- ;; Wait to announce to the player just in case settting the location
- ;; errors out or something. Maybe it's overthinking things, I dunno.
- (<-wait this-thing 'set-loc! #:loc (actor-id gameobj))
- (<- player 'tell
- #:text `("You put " ,this-thing-name " in "
- ,our-name "."))
- (<- player-loc 'tell-room
- #:text `(,player-name " puts " ,this-thing-name " in "
- ,our-name ".")
- #:exclude player)))))