fix caching issue

src/avatar_cache.rs

@@ -1,4 +1,4 @@
-use redis::{Client, Commands, RedisResult};
+use redis::{Client, Commands, ErrorKind, RedisResult};
 
 use crate::config::RedisConfig;
 use crate::user_data::UserData;
@@ -25,11 +25,29 @@ impl AvatarCache {
     pub fn get_cache_by_name(&self, name: &str) -> RedisResult<Option<UserData>> {
         let mut con = self.redis.get_connection()?;
         
-        match con.hgetall(UserData::redis_id_from_str(name)) {
+        let id: String = match con.get(UserData::redis_name_from_str(name)) {
+            Ok(v) => v,
+            Err(e) => {
+                return if e.kind() == ErrorKind::TypeError {
+                    // No cache for name
+                    Ok(None)
+                } else {
+                    // Something else went wrong
+                    Err(e)
+                }
+            }
+        };
+        
+        match con.hgetall(UserData::redis_id_from_str(&id)) {
             Ok(v) => Ok(Some(v)),
             Err(e) => {
-                dbg!(e);
-                Ok(None)
+                if e.kind() == ErrorKind::TypeError {
+                    // No cache for id
+                    Ok(None)
+                } else {
+                    // Something else went wrong
+                    Err(e)
+                }
             },
         }
     }

src/main.rs

@@ -26,8 +26,9 @@ async fn main() -> Result<(), Box<dyn Error>> {
         }
         None => {
             println!("Cache miss for {}", target);
-            let u = fetch.get_user_by_name(target).await?;
-            dbg!(u);
+            if let Some(u) = fetch.get_user_by_name(target).await? {
+                cache.set_cache_data(&u)?;
+            }
         }
     }