[cart] use 60m TTL for cart cache (open-telemetry#779)

SumoLogic · Mar 20, 2023 · f8c2d16 · f8c2d16
1 parent 7565b49
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -9,6 +9,8 @@ release.
 
 * spanmetrics dashboard service&operation rates%latencies
 ([#787](https://github.com/open-telemetry/opentelemetry-demo/pull/787))
+* [cart] use 60m TTL for cart entries in redis
+([#779](https://github.com/open-telemetry/opentelemetry-demo/pull/779))
 
 ## v0.1.0
 

diff --git a/src/cartservice/src/cartstore/RedisCartStore.cs b/src/cartservice/src/cartstore/RedisCartStore.cs
@@ -148,6 +148,7 @@ public async Task AddItemAsync(string userId, string productId, int quantity)
                 }
 
                 await db.HashSetAsync(userId, new[]{ new HashEntry(CART_FIELD_NAME, cart.ToByteArray()) });
+                await db.KeyExpireAsync(userId, TimeSpan.FromMinutes(60));
             }
             catch (Exception ex)
             {
@@ -166,6 +167,7 @@ public async Task EmptyCartAsync(string userId)
 
                 // Update the cache with empty cart for given user
                 await db.HashSetAsync(userId, new[] { new HashEntry(CART_FIELD_NAME, emptyCartBytes) });
+                await db.KeyExpireAsync(userId, TimeSpan.FromMinutes(60));
             }
             catch (Exception ex)
             {