add cast times and cooldowns

src/ability.js

@@ -1,46 +1,44 @@
-import { Vector2 } from 'three'
-import Projectile from './projectile.js'
+import Effect from './effect.js'
 
 export default class Ability {
-  static skillshot({ range, radius, speed, onCollide, after }) {
-    return function(x, y) {
-      const projectile = new Projectile()
-      const destination = this.position.clone().add(new Vector2(x, y).sub(this.position).normalize().multiplyScalar(range))
-      projectile.owner = this.id
-      projectile.position.copy(this.position)
-      projectile.destination = destination
-      projectile.radius = radius
-      projectile.speed = speed
-      projectile.after = after
-      projectile.onCollide = onCollide
-      this.game?.spawnProjectile(projectile)
-    }
+  id = crypto.randomUUID()
+  name = 'Ability'
+  cooldown = 0
+  effect = () => {}
+  castTime = 0
+
+  constructor(options) {
+    if (options.name != null) { this.name = options.name }
+    if (options.effect != null) { this.effect = options.effect }
+    if (options.cooldown != null) { this.cooldown = options.cooldown }
+    if (options.castTime != null) { this.castTime = options.castTime }
   }
 
-  static homingProjectile({ range, radius, speed, onCollide, after }) {
-    return function(x, y) {
-      const cursor = new Vector2(x, y)
-      let closest = null
-      let distance = Infinity
-      this.game?.entities.filter((e) => e.id != this.id && e.position.clone().sub(this.position).length() < range).forEach((e) => {
-        const newDistance = e.position.clone().sub(cursor).length() < distance
-        if (newDistance < distance) {
-          closest = e
-          distance = newDistance
-        }
-      })
+  static basicAttack(range, radius, speed) {
+    return new this({
+      name: 'Basic Attack',
+      castTime: 0.25,
+      cooldown: 1.25,
+      effect: Effect.homingProjectile({
+        range,
+        radius,
+        speed,
+        after: Effect.damage({ despawn: true }).bind(this),
+      }),
+    })
+  }
 
-      if (closest == null) { return } // TODO: refund
-
-      const projectile = new Projectile()
-      projectile.owner = this.id
-      projectile.position.copy(this.position)
-      projectile.homingTarget = closest
-      projectile.radius = radius
-      projectile.speed = speed
-      projectile.after = after
-      projectile.onCollide = onCollide
-      this.game?.spawnProjectile(projectile)
-    }
+  static straightShot(range, radius, speed) {
+    return new this({
+      name: 'Straight Shot',
+      castTime: 0.1,
+      cooldown: 7,
+      effect: Effect.skillshot({
+        range,
+        radius,
+        speed,
+        onCollide: Effect.damage({ despawn: true }).bind(this)
+      }),
+    })
   }
 }