Added Error Handling to Cache

cache-handler.mjs

@@ -1,41 +1,52 @@
-import Redis from 'ioredis'
-
-const redis = new Redis(`${process.env.REDIS_URL}`)
+import { redis } from '@/lib/redis';
 
 export default class CacheHandler {
   constructor(options) {
-    this.options = options
+    this.options = options;
   }
 
   async get(key) {
-    const data = await redis.get(key)
-    return data ? JSON.parse(data) : null
+    try {
+      const data = await redis.get(key);
+      return data ? JSON.parse(data) : null;
+    } catch (error) {
+      console.error('Cache Get Error:', error);
+      return null;
+    }
   }
 
   async set(key, data, ctx) {
+    try {
       const cacheData = {
         value: data,
         lastModified: Date.now(),
         tags: ctx.tags,
+      };
+      await redis.set(key, JSON.stringify(cacheData));
+    } catch (error) {
+      console.error('Cache Set Error:', error);
     }
-    await redis.set(key, JSON.stringify(cacheData))
   }
 
   async revalidateTag(tags) {
-    tags = [tags].flat()
-    const keys = await redis.keys('*')
+    try {
+      tags = [tags].flat();
+      const keys = await redis.keys('*');
       for (const key of keys) {
-      const value = await redis.get(key)
+        const value = await redis.get(key);
         if (value) {
-        const parsed = JSON.parse(value)
-        if (parsed.tags.some(tag => tags.includes(tag))) {
-          await redis.del(key)
+          const parsed = JSON.parse(value);
+          if (parsed.tags.some((tag) => tags.includes(tag))) {
+            await redis.del(key);
           }
         }
       }
+    } catch (error) {
+      console.error('Cache RevalidateTag Error:', error);
+    }
   }
 
   resetRequestCache() {
-    // Implement request-specific cache reset if needed
+    // TODO: Implement request-specific cache reset if needed
   }
 }

lib/redis.ts

@@ -0,0 +1,13 @@
+import Redis from 'ioredis';
+
+let redis;
+
+if (!redis) {
+  redis = new Redis(process.env.REDIS_URL);
+
+  redis.on('error', (err) => {
+    console.error('Redis Client Error:', err);
+  });
+}
+
+export default redis;