releave db.video by simplifying /video UI for bots

app/controllers/Video.scala

@@ -17,7 +17,11 @@ object Video extends LilaController {
   private def WithUserControl[A](f: UserControl => Fu[A])(implicit ctx: Context): Fu[A] = {
     val reqTags = get("tags") ?? (_.split('^').toList.map(_.trim.toLowerCase))
     env.api.tag.paths(reqTags) map { tags =>
-      UserControl(filter = Filter(reqTags), tags = tags, query = get("q"))
+      UserControl(
+        filter = Filter(reqTags),
+        tags = tags,
+        query = get("q"),
+        bot = HTTPRequest.isBot(ctx.req))
     } flatMap f
   }
 

app/views/video/card.scala.html

@@ -1,6 +1,6 @@
 @(vv: lila.video.VideoView, control: lila.video.UserControl)(implicit ctx: Context)
 
-<a class="card paginated_element" href="@routes.Video.show(vv.video.id)?@control.queryString">
+<a class="card paginated_element" href="@routes.Video.show(vv.video.id)?@control.queryStringUnlessBot">
   @if(vv.view) {
   <span class="view">watched</span>
   }

modules/video/src/main/control.scala

@@ -21,7 +21,8 @@ case class Filter(tags: List[String]) {
 case class UserControl(
     filter: Filter,
     tags: List[TagNb],
-    query: Option[String]) {
+    query: Option[String],
+    bot: Boolean) {
 
   def toggleTag(tag: String) = copy(
     filter = filter toggle tag,
@@ -31,4 +32,6 @@ case class UserControl(
     filter.tags.nonEmpty option s"tags=${filter.tags.sorted mkString "^"}".replace(" ", "+"),
     query.map { q => s"q=$q" }
   ).flatten mkString "&"
+
+  def queryStringUnlessBot = !bot ?? queryString
 }