refactor spawners

1 files changed, 30 insertions, 0 deletions

diff --git a/src/engine/components/GridSpawn.ts b/src/engine/components/GridSpawn.ts
new file mode 100644
index 0000000..d2ec898
--- /dev/null
+++ b/src/engine/components/GridSpawn.ts
@@ -0,0 +1,30 @@
+import { Component, ComponentNames } from ".";
+import { Entity } from "../entities";
+import { Direction } from "../interfaces";
+
+export class GridSpawn extends Component {
+  public direction: Direction;
+  public spawnsLeft: number;
+  public spawner: () => Entity;
+
+  constructor(
+    spawnsLeft: number,
+    spawner: () => Entity,
+    direction = Direction.NONE,
+  ) {
+    super(ComponentNames.GridSpawn);
+
+    this.spawnsLeft = spawnsLeft;
+    this.direction = direction;
+    this.spawner = spawner;
+  }
+
+  public spawnEntity(direction: Direction): Entity | undefined {
+    if (this.spawnsLeft === 0) {
+      return;
+    }
+
+    this.direction = direction;
+    this.spawnsLeft -= 1;
+  }
+}