Fix sample cart, and get ready for edit mode

cart_unpacked.json

@@ -1,7 +1,7 @@
 [
 	{
 		"sheet_type": "code",
-		"value": "x = code_sheet(1);\nreturn ({init: () => {y = 0}, update: () => {y += speed; if (y > 127) {y = -6}}, draw: () => {clear_screen(); draw_text(x, y, 'hello world')}})"
+		"value": "x = code_sheet(1);\nreturn ({init: () => {y = 0}, update: () => {y += speed; if (y > 127) {y = -6}}, draw: () => {cls(); txt(x, y, 'hello world')}})"
 	},
 	{
 		"sheet_type": "code",

editmode.ts

@@ -0,0 +1,14 @@
+import { clearScreen } from "./window.ts"
+
+const update = () => {
+
+}
+
+const draw = () => {
+	clearScreen()
+}
+
+export const editmode = {
+	update,
+	draw,
+}

index.ts

@@ -7,6 +7,7 @@ import { codeSheet } from "./sheet.ts";
 import { refreshKeyboard, keyPressed, K } from "./keyboard.ts";
 import { repl, resetRepl } from "./repl.ts";
 import { addToContext } from "./runcode.ts";
+import { editmode } from "./editmode.ts";
 
 const game = codeSheet(0);
 
@@ -21,18 +22,19 @@ clearScreen();
 await mainloop((_t) => {
 	// TODO: use t
 	if (keyPressed(K.ESCAPE)) {
-		console.log('pressed escape');
+		const modeTo = ({
+			play: "repl",
+			edit: "repl",
+			repl: "edit",
+		} as const)[mode];
+		console.log(`pressed escape (${mode} -> ${modeTo})`);
 		if (mode === "play") {
 			resetRepl();
 		}
 		if (mode === "edit") {
 			clearScreen();
 		}
-		mode = ({
+		mode = modeTo;
-			play: "repl",
-			edit: "repl",
-			repl: "edit",
-		} as const)[mode];
 	} else {
 		if (mode === "play") {
 			game.update();
@@ -43,7 +45,8 @@ await mainloop((_t) => {
 			repl.draw();
 			frame();
 		} else if (mode === "edit") {
-			clearScreen();
+			editmode.update();
+			editmode.draw();
 			frame();
 		}
 	}