Initial support for item use scripts in angelscript.

2021-03-07 17:09:30 +01:00
parent 18cebe842a
commit 27dd8a8202
17 changed files with 405 additions and 97 deletions
--- a/src/ScriptResolving/AngelScript/AngelScriptFunctionCall.hpp
+++ b/src/ScriptResolving/AngelScript/AngelScriptFunctionCall.hpp
@@ -0,0 +1,52 @@
+#ifndef PKMNLIB_ANGELSCRIPTFUNCTIONCALL_HPP
+#define PKMNLIB_ANGELSCRIPTFUNCTIONCALL_HPP
+
+#include "ContextPool.hpp"
+
+class AngelScriptUtils {
+public:
+    static void AngelscriptFunctionCall(asIScriptFunction* func, ContextPool* ctxPool, asIScriptObject* obj,
+                                        const ArbUt::StringView& scriptName,
+                                        const std::function<void(asIScriptContext*)>& setup,
+                                        const std::function<void(asIScriptContext*)>& onEnd) {
+        auto ctx = asGetActiveContext();
+        bool newContext = false;
+        if (ctx == nullptr) {
+            ctx = ctxPool->RequestContext();
+            newContext = true;
+        } else {
+            ctx->PushState();
+        }
+        ctx->Prepare(func);
+        ctx->SetObject(obj);
+        setup(ctx);
+        auto scriptResult = ctx->Execute();
+        if (scriptResult != asEXECUTION_FINISHED) {
+            if (scriptResult == asEXECUTION_EXCEPTION) {
+                std::stringstream err;
+                err << "Script exception in script '" << scriptName.c_str() << "', line "
+                    << ctx->GetExceptionLineNumber() << ". Message: '" << ctx->GetExceptionString() << "'.";
+                if (newContext) {
+                    ctxPool->ReturnContextToPool(ctx);
+                } else {
+                    ctx->PopState();
+                }
+                throw ArbUt::Exception(err.str());
+            }
+            if (newContext) {
+                ctxPool->ReturnContextToPool(ctx);
+            } else {
+                ctx->PopState();
+            }
+            THROW("Script didn't finish properly; message " << scriptResult);
+        }
+        onEnd(ctx);
+        if (newContext) {
+            ctxPool->ReturnContextToPool(ctx);
+        } else {
+            ctx->PopState();
+        }
+    }
+};
+
+#endif