Revamp profile api to display more metadata

src/cache.nim

@@ -9,23 +9,36 @@ withDb:
 
 var profileCacheTime = initDuration(minutes=10)
 
-proc outdated(profile: Profile): bool =
+proc isOutdated*(profile: Profile): bool =
   getTime() - profile.updated > profileCacheTime
 
+proc cache*(profile: var Profile) =
+  withDb:
+    try:
+      let p = Profile.getOne("lower(username) = ?", toLower(profile.username))
+      profile.id = p.id
+      profile.update()
+    except KeyError:
+      if profile.username.len > 0:
+        profile.insert()
+
+proc hasCachedProfile*(username: string): Option[Profile] =
+  withDb:
+    try:
+      let p = Profile.getOne("lower(username) = ?", toLower(username))
+      doAssert not p.isOutdated
+      result = some(p)
+    except AssertionError, KeyError:
+      result = none(Profile)
+
 proc getCachedProfile*(username, agent: string; force=false): Future[Profile] {.async.} =
   withDb:
     try:
-      result.getOne("username = ?", username)
-      doAssert not result.outdated()
-    except AssertionError:
-      var profile = await getProfile(username, agent)
-      profile.id = result.id
-      result = profile
-      result.update()
-    except KeyError:
-      result = await getProfile(username, agent)
-      if result.username.len > 0:
-        result.insert()
+      result.getOne("lower(username) = ?", toLower(username))
+      doAssert not result.isOutdated
+    except AssertionError, KeyError:
+      result = await getProfileFull(username)
+      cache(result)
 
 proc setProfileCacheTime*(minutes: int) =
   profileCacheTime = initDuration(minutes=minutes)