From f6e62cc5e22e5d02ce30a3710972b7ccbf2c2a60 Mon Sep 17 00:00:00 2001
From: Brendan Chen <me@bchen.dev>
Date: Tue, 7 Jan 2025 14:46:24 -0800
Subject: [PATCH] add cache initialization

---
 src/repositories/ApiBasedRepository.ts | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/repositories/ApiBasedRepository.ts b/src/repositories/ApiBasedRepository.ts
index 4c9a1c0..375b6c4 100644
--- a/src/repositories/ApiBasedRepository.ts
+++ b/src/repositories/ApiBasedRepository.ts
@@ -14,6 +14,19 @@ interface ApiBasedRepositoryCache {
 }
 
 export class ApiBasedRepository implements GetterRepository {
+  private cache: ApiBasedRepositoryCache;
+
+  constructor(initialCache: ApiBasedRepositoryCache | undefined = undefined) {
+    if (initialCache) {
+      this.cache = initialCache;
+    } else {
+      this.cache = {
+        etasForShuttleId: {},
+        etasForStopId: {},
+      }
+    }
+  }
+
   public async getEtaForShuttleAndStopId(shuttleId: string, stopId: string): Promise<IEta | null> {
     return null;
   }