Add console module

src/core/main.c

@@ -93,6 +93,12 @@ JSValue jsKCPrintln(JSContext *ctx, JSValueConst jsThis, int argc, JSValueConst
   return JS_UNDEFINED;
 }
 
+JSValue jsKCClearScreen(JSContext *ctx, JSValueConst jsThis, int argc, JSValueConst *argv) {
+  gST->ConOut->ClearScreen(gST->ConOut);
+
+  return JS_UNDEFINED;
+}
+
 void initKC(JSContext *ctx) {
   JSValue global = JS_GetGlobalObject(ctx);
   JSValue kc = JS_NewObject(ctx);
@@ -100,6 +106,7 @@ void initKC(JSContext *ctx) {
   JS_SetPropertyStr(ctx, global, "kc", kc);
   
   JS_SetPropertyStr(ctx, kc, "println", JS_NewCFunction(ctx, jsKCPrintln, "println", 1));
+  JS_SetPropertyStr(ctx, kc, "clearScreen", JS_NewCFunction(ctx, jsKCClearScreen, "clearScreen", 0));
 
   JS_FreeValue(ctx, global);
 }

src/system/src/entry.ts

@@ -1,3 +1,5 @@
+import { KMain } from "./kernel";
+
 export function KEntry() {
-  kc.println("Kernel entry point reached!");
+  KMain();
 }

src/system/src/kernel/index.ts

@@ -0,0 +1,9 @@
+import { Logger } from "../lib/logger";
+import { ConsoleKModule } from "./modules/console/console.kmod";
+
+export function KMain() {
+  Logger.clear();
+  Logger.log("[Kernel] Initializing kernel...");
+
+  ConsoleKModule.init();
+}

src/system/src/kernel/modules/console/console.kmod.ts

@@ -0,0 +1,25 @@
+import { KernelModule } from "../kmod";
+
+export class ConsoleKModule extends KernelModule {
+  static instance: ConsoleKModule = new this();
+
+  constructor() {
+    super("console");
+  }
+
+  static init() {
+    ConsoleKModule.instance.init();
+  }
+
+  println(msg: string) {
+    if (!this.initialized) return;
+
+    kc.println(msg);
+  }
+
+  clear() {
+    if (!this.initialized) return;
+
+    kc.clearScreen();
+  }
+}

src/system/src/kernel/modules/kmod.ts

@@ -0,0 +1,20 @@
+import { Logger } from "../../lib/logger";
+
+export class KernelModule {
+  #name: string;
+  #initialized: boolean = false;
+
+  constructor(name: string) {
+    this.#name = name;
+  }
+
+  init() {
+    Logger.log(`[Kernel] Initializing ${this.#name} module...`);
+
+    this.#initialized = true;
+  }
+
+  get initialized() {
+    return this.#initialized;
+  }
+}

src/system/src/lib/logger.ts

@@ -0,0 +1,25 @@
+import { ConsoleKModule } from "../kernel/modules/console/console.kmod";
+
+export class Logger {
+  static log(msg: string) {
+    if (!ConsoleKModule.instance.initialized)
+      return Logger.fallbackConsolePrintln(msg);
+
+    ConsoleKModule.instance.println(msg);
+  }
+
+  static clear() {
+    if (!ConsoleKModule.instance.initialized)
+      return Logger.fallbackConsoleClearScreen();
+
+    ConsoleKModule.instance.clear();
+  }
+
+  static fallbackConsolePrintln(msg: string) {
+    kc.println(msg);
+  }
+
+  static fallbackConsoleClearScreen() {
+    kc.clearScreen();
+  }
+}

src/system/src/types/kc.d.ts

@@ -1,3 +1,4 @@
 declare namespace kc {
   function println(msg: string): void;
+  function clearScreen(): void;
 }