Remove watched videos from notifications

src/invidious.cr

@@ -350,6 +350,7 @@ get "/watch" do |env|
   if user
     subscriptions = user.subscriptions
     watched = user.watched
+    notifications = user.notifications
   end
   subscriptions ||= [] of String
 
@@ -377,6 +378,12 @@ get "/watch" do |env|
     PG_DB.exec("UPDATE users SET watched = watched || $1 WHERE email = $2", [id], user.as(User).email)
   end
 
+  if notifications && notifications.includes? id
+    PG_DB.exec("UPDATE users SET notifications = array_remove(notifications, $1) WHERE email = $2", id, user.as(User).email)
+    env.get("user").as(User).notifications.delete(id)
+    notifications.delete(id)
+  end
+
   if nojs
     if preferences
       source = preferences.comments[0]
@@ -558,6 +565,7 @@ get "/embed/:id" do |env|
   if user
     subscriptions = user.subscriptions
     watched = user.watched
+    notifications = user.notifications
   end
   subscriptions ||= [] of String
 
@@ -580,6 +588,12 @@ get "/embed/:id" do |env|
     PG_DB.exec("UPDATE users SET watched = watched || $1 WHERE email = $2", [id], user.as(User).email)
   end
 
+  if notifications && notifications.includes? id
+    PG_DB.exec("UPDATE users SET notifications = array_remove(notifications, $1) WHERE email = $2", id, user.as(User).email)
+    env.get("user").as(User).notifications.delete(id)
+    notifications.delete(id)
+  end
+
   fmt_stream = video.fmt_stream(decrypt_function)
   adaptive_fmts = video.adaptive_fmts(decrypt_function)