4 files changed, 47 insertions, 8 deletions
diff --git a/src/engine/systems/GridSpawner.ts b/src/engine/systems/GridSpawner.ts
new file mode 100644
index 0000000..c566444
--- /dev/null
+++ b/src/engine/systems/GridSpawner.ts
@@ -0,0 +1,39 @@
+import { System, SystemNames } from ".";
+import { Game } from "..";
+import { ComponentNames, Grid, GridSpawn } from "../components";
+import { Direction } from "../interfaces";
+
+export class GridSpawner extends System {
+  constructor() {
+    super(SystemNames.GridSpawner);
+  }
+
+  public update(_dt: number, game: Game) {
+    game.forEachEntityWithComponent(ComponentNames.GridSpawn, (entity) => {
+      const spawn = entity.getComponent<GridSpawn>(ComponentNames.GridSpawn)!;
+      const hasGrid = entity.hasComponent(SystemNames.Grid);
+
+      if (spawn.direction === Direction.NONE || !hasGrid) {
+        return;
+      }
+
+      const grid = entity.getComponent<Grid>(SystemNames.Grid)!;
+
+      const direction = spawn.direction;
+      const spawned = spawn.spawner();
+      if (!spawned) {
+        return;
+      }
+      spawn.direction = Direction.NONE;
+      entity.addComponent(spawn);
+
+      const spawnedGrid = spawned.getComponent<Grid>(SystemNames.Grid)!;
+      spawnedGrid.gridPosition = grid.gridPosition;
+      spawnedGrid.movingDirection = direction;
+      spawned.addComponent(spawnedGrid);
+
+      game.addEntity(spawned);
+      entity.addComponent(spawned);
+    });
+  }
+}
diff --git a/src/engine/systems/LambdaFactory.ts b/src/engine/systems/Spawner.ts
index 1263eae..6a4d382 100644
--- a/src/engine/systems/LambdaFactory.ts
+++ b/src/engine/systems/Spawner.ts
@@ -1,17 +1,17 @@
 import { System, SystemNames } from ".";
 import { Game } from "..";
-import { ComponentNames, Grid, LambdaSpawn } from "../components";
+import { ComponentNames, Grid, GridSpawn } from "../components";
 import { FunctionBox } from "../entities";
 
-export class LambdaFactory extends System {
+export class GridSpawner extends System {
   constructor() {
-    super(SystemNames.LambdaFactory);
+    super(SystemNames.GridSpawner);
   }
 
   public update(_dt: number, game: Game) {
-    game.forEachEntityWithComponent(ComponentNames.LambdaSpawn, (entity) => {
-      const lambdaSpawn = entity.getComponent<LambdaSpawn>(
-        ComponentNames.LambdaSpawn,
+    game.forEachEntityWithComponent(ComponentNames.GridSpawn, (entity) => {
+      const lambdaSpawn = entity.getComponent<GridSpawn>(
+        ComponentNames.GridSpawn,
       )!;
       const hasGrid = entity.hasComponent(SystemNames.Grid);
 
diff --git a/src/engine/systems/SystemNames.ts b/src/engine/systems/SystemNames.ts
index c96dc48..555746c 100644
--- a/src/engine/systems/SystemNames.ts
+++ b/src/engine/systems/SystemNames.ts
@@ -3,6 +3,6 @@ export namespace SystemNames {
   export const Input = "Input";
   export const FacingDirection = "FacingDirection";
   export const Grid = "Grid";
-  export const LambdaFactory = "LambdaFactory";
+  export const GridSpawner = "GridSpawner";
   export const Collision = "Collision";
 }
diff --git a/src/engine/systems/index.ts b/src/engine/systems/index.ts
index 6ee5392..34b369c 100644
--- a/src/engine/systems/index.ts
+++ b/src/engine/systems/index.ts
@@ -4,5 +4,5 @@ export * from "./Render";
 export * from "./Input";
 export * from "./FacingDirection";
 export * from "./Grid";
-export * from "./LambdaFactory";
+export * from "./GridSpawner";
 export * from "./Collision";