feature/IO-3556-Chattr-Integration - Add in Redis caching for Chatter

server/utils/redisHelpers.js

@@ -8,6 +8,12 @@ const client = require("../graphql-client/graphql-client").client;
  */
 const BODYSHOP_CACHE_TTL = 3600; // 1 hour
 
+/**
+ * Chatter API token cache TTL in seconds
+ * @type {number}
+ */
+const CHATTER_TOKEN_CACHE_TTL = 3600; // 1 hour
+
 /**
  * Generate a cache key for a bodyshop
  * @param bodyshopId
@@ -15,6 +21,13 @@ const BODYSHOP_CACHE_TTL = 3600; // 1 hour
  */
 const getBodyshopCacheKey = (bodyshopId) => `bodyshop-cache:${bodyshopId}`;
 
+/**
+ * Generate a cache key for a Chatter API token
+ * @param companyId
+ * @returns {`chatter-token:${string}`}
+ */
+const getChatterTokenCacheKey = (companyId) => `chatter-token:${companyId}`;
+
 /**
  * Generate a cache key for a user socket mapping
  * @param email
@@ -373,9 +386,53 @@ const applyRedisHelpers = ({ pubClient, app, logger }) => {
    */
   const getProviderCache = (ns, field) => getSessionData(`${ns}:provider`, field);
 
+  /**
+   * Get Chatter API token from Redis cache
+   * @param companyId
+   * @returns {Promise<string|null>}
+   */
+  const getChatterToken = async (companyId) => {
+    const key = getChatterTokenCacheKey(companyId);
+    try {
+      const token = await pubClient.get(key);
+      return token;
+    } catch (error) {
+      logger.log("get-chatter-token-from-redis", "ERROR", "redis", null, {
+        companyId,
+        error: error.message
+      });
+      return null;
+    }
+  };
+
+  /**
+   * Set Chatter API token in Redis cache
+   * @param companyId
+   * @param token
+   * @returns {Promise<void>}
+   */
+  const setChatterToken = async (companyId, token) => {
+    const key = getChatterTokenCacheKey(companyId);
+    try {
+      await pubClient.set(key, token);
+      await pubClient.expire(key, CHATTER_TOKEN_CACHE_TTL);
+      devDebugLogger("chatter-token-cache-set", {
+        companyId,
+        action: "Token cached"
+      });
+    } catch (error) {
+      logger.log("set-chatter-token-in-redis", "ERROR", "redis", null, {
+        companyId,
+        error: error.message
+      });
+      throw error;
+    }
+  };
+
   const api = {
     getUserSocketMappingKey,
     getBodyshopCacheKey,
+    getChatterTokenCacheKey,
     setSessionData,
     getSessionData,
     clearSessionData,
@@ -390,7 +447,9 @@ const applyRedisHelpers = ({ pubClient, app, logger }) => {
     getSessionTransactionData,
     clearSessionTransactionData,
     setProviderCache,
-    getProviderCache
+    getProviderCache,
+    getChatterToken,
+    setChatterToken
   };
 
   Object.assign(module.exports, api);