feat: more fear

src/app/fear/state.ts

@@ -0,0 +1,44 @@
+import * as THREE from 'three';
+
+export const FEAR_SETTINGS = {
+    HALLWAY_LENGTH: 40,
+    HALLWAY_WIDTH: 6,
+    HALLWAY_HEIGHT: 5,
+    PLAYER_HEIGHT: 3,
+    WALL_BUFFER: 0.6,
+};
+
+const listeners = new Set<() => void>();
+
+export const fearState = {
+    loopCount: 0,
+    currentWidth: FEAR_SETTINGS.HALLWAY_WIDTH,
+    isRustActive: false,
+
+    subscribe(listener: () => void) {
+        listeners.add(listener);
+        return () => { listeners.delete(listener); };
+    },
+
+    emit() {
+        listeners.forEach((listener) => listener());
+    },
+
+    update(delta: number) {
+        this.isRustActive = this.loopCount >= 3;
+
+        const targetWidth = this.loopCount >= 2 ? 2.5 : FEAR_SETTINGS.HALLWAY_WIDTH;
+        const newWidth = THREE.MathUtils.lerp(this.currentWidth, targetWidth, 2 * delta);
+
+        if (Math.abs(this.currentWidth - newWidth) > 0.001) {
+            this.currentWidth = newWidth;
+            this.emit();
+        }
+    },
+
+    registerLoop(direction: 'forward' | 'backward') {
+        this.loopCount += 1;
+        console.log(`Hallway looped ${direction}. Total loops: ${this.loopCount}`);
+        this.emit();
+    }
+};