From 2781f0962686984e5af87eee4faa5663fbd2906b Mon Sep 17 00:00:00 2001
From: John Alanbrook <john@pockle.world>
Date: Wed, 3 Aug 2022 22:00:00 +0000
Subject: [PATCH] Added scripting

---
 source/engine/script.c | 35 ++++++++++++++++++++++-------------
 source/engine/script.h |  2 ++
 2 files changed, 24 insertions(+), 13 deletions(-)

diff --git a/source/engine/script.c b/source/engine/script.c
index a1ed3a5..1cf2578 100755
--- a/source/engine/script.c
+++ b/source/engine/script.c
@@ -1,26 +1,21 @@
 #include "script.h"
 
 #include "stdio.h"
+#include "log.h"
 
 #include "mruby.h"
 #include "mruby/compile.h"
+#include "mrbffi.h"
 
-static mrb_state *mrb;
+mrb_value obj;
 
-int fib(int n) {
-    if (n < 2) return n;
-    return fib(n-1) + fib(n-2);
-}
-
-mrb_value mrb_fib(mrb_state *mrb, mrb_value self) {
-    int n;
-    mrb_get_args(mrb, "i", &n);
-    return mrb_fixnum_value(fib(n));
-}
+mrb_state *mrb;
+mrbc_context *c;
 
 void script_init() {
     mrb = mrb_open();
-    mrb_define_method(mrb, mrb->object_class, "fib", mrb_fib, MRB_ARGS_REQ(1));
+    c = mrbc_context_new(mrb);
+    ffi_load();
 }
 
 void script_run(const char *script) {
@@ -29,6 +24,20 @@ void script_run(const char *script) {
 
 void script_dofile(const char *file) {
     FILE *mrbf = fopen(file, "r");
-    mrb_load_file(mrb, mrbf);
+    if (mrbf == NULL) {
+        YughError("Could not find game.rb in root folder.",0);
+        return;
+    }
+    mrbc_filename(mrb, c, file);
+    obj = mrb_load_file_cxt(mrb, mrbf, c);
+    mrb_print_error(mrb);
     fclose(mrbf);
+}
+
+void script_update() {
+    mrb_funcall(mrb, obj, "update", 0);
+}
+
+void script_draw() {
+    mrb_funcall(mrb, obj, "draw", 0);
 }
\ No newline at end of file
diff --git a/source/engine/script.h b/source/engine/script.h
index 3f7f07a..90427e0 100755
--- a/source/engine/script.h
+++ b/source/engine/script.h
@@ -4,5 +4,7 @@
 void script_init();
 void script_run(const char *script);
 void script_dofile(const char *file);
+void script_update();
+void script_draw();
 
 #endif