fix: i forgor explosion file

server/src/objects/explosion.ts

@@ -0,0 +1,69 @@
+import { GameObjectDefs } from "../../../shared/defs/gameObjectDefs";
+import { util } from "../../../shared/utils/util";
+import { type Vec2, v2 } from "../../../shared/utils/v2";
+import { type Game } from "../game";
+import { Decal } from "./decal";
+import { type GameObject } from "./gameObject";
+
+export class Explosion {
+    constructor(
+        public type: string,
+        public pos: Vec2,
+        public layer: number,
+        public sourceType: string,
+        public damageType: number,
+        public source?: GameObject
+    ) {
+    }
+
+    explode(game: Game): void {
+        // List of all near objects
+
+        const def = GameObjectDefs[this.type];
+        if (def.type !== "explosion") {
+            throw new Error(`Invalid explosion with type ${this.type}`);
+        }
+
+        // TODO
+        // const coll = collider.createCircle(this.pos, def.rad.max);
+
+        // const objects = game.grid.intersectCollider(coll);
+        // const damagedObjects = new Map<number, boolean>();
+
+        // const obstacles: Obstacle[] = objects.filter(obj => obj.__type === ObjectType.Obstacle);
+
+        const bulletDef = GameObjectDefs[def.shrapnelType];
+        if (bulletDef && bulletDef.type === "bullet") {
+            for (let i = 0, count = def.shrapnelCount ?? 0; i < count; i++) {
+                game.bulletManager.fireBullet(
+                    {
+                        bulletType: def.shrapnelType,
+                        pos: this.pos,
+                        layer: this.layer,
+                        damageType: this.damageType,
+                        playerId: this.source?.id ?? 0,
+                        shotFx: false,
+                        damageMult: 1,
+                        variance: util.random(0, bulletDef.variance),
+                        sourceType: this.sourceType,
+                        maxDistance: bulletDef.distance,
+                        dir: v2.randomUnit()
+                    }
+                );
+            }
+        }
+
+        if (def.decalType) {
+            game.grid.addObject(
+                new Decal(
+                    game,
+                    def.decalType,
+                    this.pos,
+                    this.layer,
+                    0,
+                    1
+                )
+            );
+        }
+    }
+}