From 461b1d1a593110403ca701c3eac0196f57372f6c Mon Sep 17 00:00:00 2001
From: Brendan Chen <me@bchen.dev>
Date: Tue, 8 Apr 2025 16:47:41 -0700
Subject: [PATCH] implement class

---
 src/repositories/InMemoryParkingRepository.ts | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

diff --git a/src/repositories/InMemoryParkingRepository.ts b/src/repositories/InMemoryParkingRepository.ts
index 0048a1e..763ab38 100644
--- a/src/repositories/InMemoryParkingRepository.ts
+++ b/src/repositories/InMemoryParkingRepository.ts
@@ -2,22 +2,35 @@ import { ParkingGetterSetterRepository } from "./ParkingGetterSetterRepository";
 import { IParkingStructure } from "../entities/ParkingRepositoryEntities";
 
 export class InMemoryParkingRepository implements ParkingGetterSetterRepository {
+  private structures: Map<string, IParkingStructure>;
+
+  constructor() {
+    this.structures = new Map<string, IParkingStructure>();
+  }
+
   async addOrUpdateParkingStructure(structure: IParkingStructure): Promise<void> {
+    this.structures.set(structure.id, { ...structure });
   }
 
   async clearParkingStructureData(): Promise<void> {
+    this.structures.clear();
   }
 
   async getParkingStructureById(id: string): Promise<IParkingStructure | null> {
-    return null;
+    const structure = this.structures.get(id);
+    return structure ? { ...structure } : null;
   }
 
   async getParkingStructures(): Promise<IParkingStructure[]> {
-    return [];
+    return Array.from(this.structures.values()).map(structure => ({ ...structure }));
   }
 
   async removeParkingStructureIfExists(id: string): Promise<IParkingStructure | null> {
+    const structure = this.structures.get(id);
+    if (structure) {
+      this.structures.delete(id);
+      return { ...structure };
+    }
     return null;
   }
-
 }