Refactor DBConfig

src/invidious.cr

@@ -33,11 +33,11 @@ HMAC_KEY = CONFIG.hmac_key || Random::Secure.hex(32)
 
 PG_URL = URI.new(
   scheme: "postgres",
-  user: CONFIG.db[:user],
-  password: CONFIG.db[:password],
-  host: CONFIG.db[:host],
-  port: CONFIG.db[:port],
-  path: CONFIG.db[:dbname],
+  user: CONFIG.db.user,
+  password: CONFIG.db.password,
+  host: CONFIG.db.host,
+  port: CONFIG.db.port,
+  path: CONFIG.db.dbname,
 )
 
 PG_DB           = DB.open PG_URL

src/invidious/helpers/helpers.cr

@@ -99,13 +99,7 @@ struct Config
   YAML.mapping({
     channel_threads:          Int32,                                # Number of threads to use for crawling videos from channels (for updating subscriptions)
     feed_threads:             Int32,                                # Number of threads to use for updating feeds
-    db:              NamedTuple( # Database configuration
-user: String,
-      password: String,
-      host: String,
-      port: Int32,
-      dbname: String,
-    ),
+    db:                       DBConfig,                             # Database configuration
     full_refresh:             Bool,                                 # Used for crawling channels: threads should check all videos uploaded by a channel
     https_only:               Bool?,                                # Used to tell Invidious it is behind a proxy, so links to resources should be https://
     hmac_key:                 String?,                              # HMAC signing key for CSRF tokens and verifying pubsub subscriptions
@@ -132,6 +126,16 @@ user: String,
   })
 end
 
+struct DBConfig
+  yaml_mapping({
+    user:     String,
+    password: String,
+    host:     String,
+    port:     Int32,
+    dbname:   String,
+  })
+end
+
 def rank_videos(db, n)
   top = [] of {Float64, String}