level one (applications prototype finished!)

1 files changed, 23 insertions, 2 deletions

diff --git a/src/engine/systems/Grid.ts b/src/engine/systems/Grid.ts
index 1d4a623..9ab28e3 100644
--- a/src/engine/systems/Grid.ts
+++ b/src/engine/systems/Grid.ts
@@ -33,8 +33,8 @@ export class Grid extends System {
     this.rebuildGrid(game);
 
     this.highlightEntitiesLookedAt(game);
-    this.propogateEntityMovements(game);
 
+    this.propogateEntityMovements(game);
     this.updateMovingEntities(dt, game);
   }
 
@@ -209,9 +209,11 @@ export class Grid extends System {
   ) {
     game.forEachEntityWithComponent(ComponentNames.Grid, (entity) => {
       const grid = entity.getComponent<GridComponent>(ComponentNames.Grid)!;
+
       if (grid.movingDirection === Direction.NONE) {
         return;
       }
+      grid.previousDirection = grid.movingDirection;
 
       const boundingBox = entity.getComponent<BoundingBox>(
         ComponentNames.BoundingBox,
@@ -270,7 +272,7 @@ export class Grid extends System {
     });
   }
 
-  private getNewGridPosition(prev: Coord2D, direction: Direction) {
+  public getNewGridPosition(prev: Coord2D, direction: Direction) {
     let { x: newX, y: newY } = prev;
     switch (direction) {
       case Direction.LEFT:
@@ -290,6 +292,25 @@ export class Grid extends System {
     return { x: newX, y: newY };
   }
 
+  public oppositeDirection(direction: Direction) {
+    let opposite = Direction.NONE;
+    switch (direction) {
+      case Direction.LEFT:
+        opposite = Direction.RIGHT;
+        break;
+      case Direction.RIGHT:
+        opposite = Direction.LEFT;
+        break;
+      case Direction.UP:
+        opposite = Direction.DOWN;
+        break;
+      case Direction.DOWN:
+        opposite = Direction.UP;
+        break;
+    }
+    return opposite;
+  }
+
   private isEntityPastCenterWhenMoving(
     direction: Direction,
     gridPosition: Coord2D,