Initial commit

moved from private version control

scripts/nodes/library/system/load.js

@@ -0,0 +1,57 @@
+import { createNodeModule } from "../../nodeTypes.js";
+
+/**
+ * Loads another cartridge and optionally supplies breadcrumb and parameter metadata.
+ */
+export const loadNode = createNodeModule(
+  {
+    id: "system_load",
+    title: "Load Cartridge",
+    category: "System",
+    description:
+      "Load a local or BBS cartridge, optionally providing breadcrumb and parameter string.",
+    searchTags: ["load", "cartridge", "system", "cart"],
+    inputs: [
+      { id: "exec_in", name: "Exec", direction: "input", kind: "exec" },
+      {
+        id: "filename",
+        name: "Filename",
+        direction: "input",
+        kind: "string",
+        defaultValue: "cart.p8",
+      },
+      {
+        id: "breadcrumb",
+        name: "Breadcrumb",
+        direction: "input",
+        kind: "string",
+      },
+      { id: "param", name: "Param String", direction: "input", kind: "string" },
+    ],
+    outputs: [
+      { id: "exec_out", name: "Exec", direction: "output", kind: "exec" },
+    ],
+    properties: [],
+  },
+  {
+    emitExec: ({ indent, indentLevel, resolveValueInput, emitNextExec }) => {
+      const OMIT = "__pg_omit__";
+      const filename = resolveValueInput("filename", '""');
+      const breadcrumb = resolveValueInput("breadcrumb", OMIT);
+      const param = resolveValueInput("param", OMIT);
+
+      const args = [filename];
+      if (breadcrumb !== OMIT || param !== OMIT) {
+        const breadcrumbArg = breadcrumb === OMIT ? "nil" : breadcrumb;
+        args.push(breadcrumbArg);
+        if (param !== OMIT) {
+          args.push(param);
+        }
+      }
+
+      const lines = [`${indent(indentLevel)}load(${args.join(", ")})`];
+      lines.push(...emitNextExec("exec_out"));
+      return lines;
+    },
+  }
+);