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(define-module (bonnie-bee turret)
#:use-module (bonnie-bee actor)
#:use-module (bonnie-bee assets)
#:use-module (bonnie-bee bullet)
#:use-module (chickadee audio)
#:use-module (chickadee graphics particles)
#:use-module (chickadee math)
#:use-module (chickadee math rect)
#:use-module (chickadee math vector)
#:use-module (chickadee scripting)
#:use-module (chickadee utils)
#:use-module (oop goops)
#:use-module (starling asset)
#:use-module (starling node)
#:use-module (starling node-2d)
#:export (<turret>))
(define-class <turret> (<grounded> <damageable> <actor>))
(define-method (on-boot (turret <turret>))
(attach-to turret
(make <animated-sprite>
#:atlas turret-atlas
#:origin (vec2 32.0 32.0)
#:animations `((default . ,(make <animation>
#:frames #(0 1 2 3)
#:frame-duration .15))))))
(define-method (on-collide (turret <turret>) (bullet <bullet>))
(cond
((player-primary-bullet? bullet)
(damage turret 1)
(kill-bullet bullet)
#t)
((player-bomb-bullet? bullet)
(damage turret 5)
(kill-bullet bullet))
(else #f)))
(define-method (on-death (turret <turret>))
(audio-play (asset-ref explosion-sound))
(let ((p (position turret)))
(add-particle-emitter (particles (particles (parent turret)))
(make-particle-emitter (make-rect (vec2-x p) (vec2-y p) 1.0 1.0)
10 3))
(for-range ((i 8))
(let ((theta (- (* (random:uniform) (/ pi -2.0)) (/ pi 4.0)))
(speed (+ (* (random:uniform) 1.0) 1.0)))
(add-bullet (bullets (parent turret))
medium-enemy-bullet p
(vec2 (* (cos theta) speed)
(* (sin theta) speed)))))))
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