From de833c9d524d2e47b3812612995290795d2e7b84 Mon Sep 17 00:00:00 2001
From: David Thompson <dthompson@vistahigherlearning.com>
Date: Sat, 16 Oct 2021 16:22:08 -0400
Subject: Allow player to shoot and add flowers to harvest pollen from.

---
 bonnie-bee/player.scm | 35 +++++++++++++++++++++++++++++++++--
 1 file changed, 33 insertions(+), 2 deletions(-)

(limited to 'bonnie-bee/player.scm')

diff --git a/bonnie-bee/player.scm b/bonnie-bee/player.scm
index 6e8f7fb..9a5da1c 100644
--- a/bonnie-bee/player.scm
+++ b/bonnie-bee/player.scm
@@ -1,7 +1,9 @@
 (define-module (bonnie-bee player)
   #:use-module (bonnie-bee actor)
   #:use-module (bonnie-bee assets)
+  #:use-module (bonnie-bee bullet)
   #:use-module (chickadee math vector)
+  #:use-module (chickadee scripting)
   #:use-module (oop goops)
   #:use-module (starling node)
   #:use-module (starling node-2d)
@@ -13,14 +15,17 @@
             shoot?
             speed
             lives
-            pollen))
+            pollen
+            shoot-maybe))
 
 (define-class <player> (<actor>)
   (move-left? #:accessor move-left? #:init-value #f)
   (move-right? #:accessor move-right? #:init-value #f)
   (move-down? #:accessor move-down? #:init-value #f)
   (move-up? #:accessor move-up? #:init-value #f)
-  (shoot? #:accessor shoot? #:init-value #f)
+  (shoot? #:accessor shoot? #:init-value #f #:watch? #t)
+  (last-shot #:accessor last-shot #:init-value 0)
+  (shot-interval #:getter shot-interval #:init-value 2)
   (speed #:accessor speed #:init-value 2.0)
   (lives #:accessor lives #:init-value 3)
   (pollen #:accessor pollen #:init-value 0))
@@ -32,6 +37,12 @@
                #:index 12
                #:origin (vec2 16.0 16.0))))
 
+(define-method (on-change (player <player>) slot-name old new)
+  (case slot-name
+    ((shoot?)
+     (when (and new (not (and old new)))
+       (set! (last-shot player) 0)))))
+
 (define-method (update (player <player>) dt)
   (let ((v (velocity player)))
     (set-vec2! v
@@ -42,3 +53,23 @@
     (vec2-normalize! v)
     (vec2-mult! v (speed player)))
   (next-method))
+
+(define-method (on-collide (player <player>) (bullet <bullet>))
+  (if (eq? (type bullet) pollen-pickup)
+      (begin
+        (kill-bullet bullet)
+        (set! (pollen player) (+ (pollen player) 1))
+        #t)
+      #f))
+
+(define-method (shoot-maybe (player <player>) bullets)
+  (with-agenda (agenda player)
+    (when (and (shoot? player)
+               (>= (- (agenda-time) (last-shot player))
+                   (shot-interval player)))
+      (let ((p (position player)))
+        (set! (last-shot player) (agenda-time))
+        (add-bullet bullets
+                    player-primary-bullet
+                    (vec2 (vec2-x p) (+ (vec2-y p) 14.0))
+                    (vec2 0.0 6.0))))))
-- 
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