1 files changed, 30 insertions, 2 deletions
diff --git a/src/engine/levels/Tutorial.ts b/src/engine/levels/Tutorial.ts
index b720346..a8ba8d0 100644
--- a/src/engine/levels/Tutorial.ts
+++ b/src/engine/levels/Tutorial.ts
@@ -3,21 +3,49 @@ import { Game } from "..";
 import {
   Curry,
   FunctionApplication,
+  Grass,
   LambdaFactory,
   LockedDoor,
   Player,
   Sign,
   Wall,
 } from "../entities";
+import { Grid, SystemNames } from "../systems";
+import { normalRandom } from "../utils";
 
 export class Tutorial extends Level {
   constructor() {
     super(LevelNames.Tutorial);
   }
 
-  public init(game: Game): void {
+  public init(game: Game) {
+    const grid = game.getSystem<Grid>(SystemNames.Grid);
+    const dimensions = grid.getGridDimensions();
+
+    const grasses = Array.from({ length: dimensions.width })
+      .fill(0)
+      .map(() => {
+        // random grass
+        return new Grass({
+          x: Math.floor(
+            normalRandom(dimensions.width / 2, dimensions.width / 4, 1.5),
+          ),
+          y: Math.floor(
+            normalRandom(dimensions.height / 2, dimensions.height / 4, 1.5),
+          ),
+        });
+      });
+
     const entities = [
-      new Sign("TODO: Explain entities", { x: 4, y: 3 }),
+      ...grasses,
+      new Sign(
+        "this is a Lambda Factory<br><br>modify the produced term by interacting from the top or bottom ↕️<br><br>then produce the term by pressing the button on the left or right ↔️<br><br>",
+        { x: 4, y: 3 },
+      ),
+      new Sign(
+        "this is a Term Application; interact to view its code<br><br>push the term ➡️ created by the factory any direction into the Application to produce a new one 💭<br><br>. _INPUT is the term replaced by the pushed term<br><br>. in this case _KEY is applied to the function to make a new KEY! 🔑",
+        { x: 4, y: 6 },
+      ),
       new Wall({ x: 10, y: 9 }),
       new Wall({ x: 10, y: 11 }),
       new Wall({ x: 11, y: 10 }),