wip: AI

joshuacurtiss · Jun 6, 2024 · 46026ad · 46026ad
1 parent 9b85f04
commit 46026ad
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Showing 2 changed files with 47 additions and 3 deletions.
diff --git a/src/objects/Enemy.ts b/src/objects/Enemy.ts
@@ -9,14 +9,19 @@ import {
    Vec2,
    ZComp,
 } from 'kaboom';
+import { canAlive, AliveComp } from '../abilities/Alive';
+import { canFreeze, FreezeComp } from '../abilities/Freeze';
+import { canWalk, WalkComp } from '../abilities/Walk';
 
 const {
    add,
    anchor,
    area,
    pos,
+   randi,
    Rect,
    sprite,
+   time,
    vec2,
    wait,
    z,
@@ -41,7 +46,7 @@ const EnemyCompOptDefaults: EnemyCompOpt = {
    type: 'hotdog',
 };
 
-export function addEnemy(options: Partial<EnemyCompOpt> = {}): GameObj<SpriteComp & AnchorComp & AreaComp & PosComp & ZComp & EnemyComp> {
+export function addEnemy(options: Partial<EnemyCompOpt> = {}): GameObj<SpriteComp & AnchorComp & AreaComp & PosComp & ZComp & EnemyComp & AliveComp & FreezeComp & WalkComp> {
    const opt = Object.assign({}, EnemyCompOptDefaults, options);
    return add([
       sprite('enemies', { anim: `${opt.type}-walk` }),
@@ -50,6 +55,9 @@ export function addEnemy(options: Partial<EnemyCompOpt> = {}): GameObj<SpriteCom
       area({ shape: new Rect(vec2(0), 7, 15), offset: vec2(0), collisionIgnore: ['powerup'] }),
       z(20),
       opt.type,
+      canAlive(),
+      canFreeze(),
+      canWalk(),
       enemy(opt),
    ]);
 }
@@ -58,6 +66,8 @@ export function enemy(options: Partial<EnemyCompOpt> = {}): EnemyComp {
    const opt = Object.assign({}, EnemyCompOptDefaults, options);
    let stunned = false;
    let stunTimer;
+   let lastThinkPos = vec2(0);
+   let lastThinkTime = time();
    return {
       id: 'enemy',
       type: opt.type,
@@ -68,14 +78,45 @@ export function enemy(options: Partial<EnemyCompOpt> = {}): EnemyComp {
       stun() {
          stunTimer?.cancel();
          stunned = true;
+         this.freeze();
          this.play(`${this.type}-stun`);
          stunTimer = wait(this.stunDelay, () => {
             stunned = false;
+            this.unfreeze();
             this.play(`${this.type}-walk`);
          });
       },
       add() {
+         this.speed = 28;
          this.onCollide('salt', this.stun);
       },
+      update() {
+         if (this.isFrozen || !this.isAlive) return;
+         const longTimeNoThink = time()-lastThinkTime>2.5;
+         if (lastThinkPos.dist(this.pos)<10 && !longTimeNoThink) return;
+         const { floor, stair, stairtop } = this.calcWalkableStatus();
+         if (longTimeNoThink || (floor && (stair || stairtop))) {
+            console.log("Contemplating...", time(), this.pos.x, this.pos.y);
+            lastThinkPos = this.pos;
+            lastThinkTime = time();
+            let newdir = vec2(0);
+            if (randi(100)<75) {
+               console.log("Let's turn like usual!");
+               if (this.dir.x) {
+                  newdir = this.restrictDir(vec2(0, -1))
+                  if (newdir.isZero()) newdir = vec2(0, 1);
+               } else {
+                  newdir = this.restrictDir(vec2(-1, 0))
+                  if (newdir.isZero()) newdir = vec2(1, 0);
+               }
+               if (newdir.isZero()) {
+                  console.log("I got stuck somehow.");
+               }
+               this.setIntendedDir(newdir);
+            } else {
+               console.log("I'll carry on.");
+            }
+         }
+      },
    };
 }
diff --git a/src/scenes/GameScene.ts b/src/scenes/GameScene.ts
@@ -173,7 +173,10 @@ export default function(options: Partial<GameSceneOpt>) {
    waitSpawnPowerup();
 
    // Enemy Setup
-   addEnemy({ type: 'hotdog', pos: vec2(224, 165) });
+   const enemy = addEnemy({ type: 'hotdog', pos: vec2(224, 165) });
+   enemy.setObjects({ floors, stairs, stairtops });
+   enemy.freeze();
+   wait(8, ()=>enemy.unfreeze());
 
    // Next Scene management (when player dies or wins)
    function goNextScene(action: 'win' | 'die') {
@@ -240,7 +243,7 @@ export default function(options: Partial<GameSceneOpt>) {
       dlg.destroy();
       wait(player.isInitialized ? 0.25 : 3, ()=>{
          player.isFrozen = false;
-         music.play();
+         // music.play();
       });
       if (!player.isInitialized) {
          play('start');