add skillshots

src/game.js

@@ -1,4 +1,7 @@
 import { EventEmitter } from 'node:events'
+import Entity from './entity.js'
+import Terrain from './terrain.js'
+import Projectile from './projectile.js'
 
 export default class Game {
   tickRate = 30
@@ -8,11 +11,13 @@ export default class Game {
 
   #entities = []
   #eventEmitter = new EventEmitter()
+  #projectiles = []
   #terrains = []
   #tickBudget = Math.floor(1000 / this.tickRate)
 
   get entities() { return this.#entities }
   get eventEmitter() { return this.#eventEmitter }
+  get projectiles() { return this.#projectiles }
   get terrains() { return this.#terrains }
   get tickBudget() { return this.#tickBudget }
 
@@ -20,29 +25,54 @@ export default class Game {
     return this.terrains.map((t) => t.unadjustedWaypoints).concat(this.entities.map((e) => e.unadjustedWaypoints)).flat()
   }
 
-  spawn_entity(entity) {
-    this.#entities.push(entity)
-    entity.game = this
+  addTerrain(terrain) {
+    this.#terrains.push(terrain)
   }
 
-  despawn(entity) {
+  despawn(object) {
+    if (object instanceof Entity) { this.despawnEntity(object) }
+    else if (object instanceof Terrain) { this.removeTerrain(object) }
+    else if (object instanceof Projectile) { this.despawnProjectile(object) }
+    else { console.error({ error: { reason: 'Can\'t despawn object', object } }) }
+  }
+
+  despawnEntity(entity) {
     this.#entities = this.#entities.filter((e) => e.id != entity.id)
     entity.game = null
   }
 
-  add_terrain(terrain) {
-    this.#terrains.push(terrain)
+  despawnProjectile(projectile) {
+    this.#projectiles = this.#projectiles.filter((p) => p.id != projectile.id)
+    projectile.game = null
   }
 
-  remove_terrain(terrain) {
+  removeTerrain(terrain) {
     this.#terrains = this.#terrains.filter((t) => t.id != terrain.id)
   }
 
+  spawn(object) {
+    if (object instanceof Entity) { this.spawnEntity(object) }
+    else if (object instanceof Terrain) { this.addTerrain(object) }
+    else if (object instanceof Projectile) { this.spawnProjectile(object) }
+    else { console.error({ error: { reason: 'Can\'t spawn object', object } }) }
+  }
+
+  spawnEntity(entity) {
+    this.#entities.push(entity)
+    entity.game = this
+  }
+
+  spawnProjectile(projectile) {
+    this.#projectiles.push(projectile)
+    projectile.game = this
+  }
+
   state() {
     return {
       ...this,
       entities: this.#entities.map((e) => e.state()),
       terrains: this.#terrains.map((t) => t.state()),
+      projectiles: this.#projectiles.map((p) => p.state()),
     }
   }
 
@@ -53,7 +83,8 @@ export default class Game {
   }
 
   update() {
-    this.#entities.map((e) => e.update())
+    this.#entities.forEach((e) => e.update())
+    this.#projectiles.forEach((p) => p.update())
     this.currentTick++
     this.eventEmitter.emit('tick')
   }