src/caves/entities/silverfish.clj @ ae4e6a9fa906
Fix Silverfish walking out of the world.
author |
Steve Losh <steve@stevelosh.com> |
date |
Wed, 18 Jul 2012 17:37:46 -0400 |
parents |
811f328099c6 |
children |
f57db9d7ccff |
(ns caves.entities.silverfish
(:use [caves.entities.core :only [Entity get-id add-aspect]]
[caves.entities.aspects.destructible :only [Destructible]]
[caves.entities.aspects.mobile :only [Mobile move can-move?]]
[caves.world :only [get-entity-at get-tile-kind]]
[caves.coords :only [neighbors]]))
(defrecord Silverfish [id glyph color location hp max-hp])
(defn make-silverfish [location]
(map->Silverfish {:id (get-id)
:glyph "~"
:color :white
:location location
:hp 15
:max-hp 15}))
(extend-type Silverfish Entity
(tick [this world]
(let [target (rand-nth (neighbors (:location this)))]
(if (can-move? this target world)
(move this target world)
world))))
(add-aspect Silverfish Mobile
(can-move? [this dest world]
(and (#{:floor :wall} (get-tile-kind world dest))
(not (get-entity-at world dest)))))
(add-aspect Silverfish Destructible)