[Enhancement] Add media count to sources page (#251)

* [WIP] Got query kinda working, now to refactor other queries

* Refactored all query methods to use dynamic snippets

* Refactored tab layout to grab tabs by name

* Removed standalone show buttons from in-app tables

* Removed unneeded comment

lib/pinchflat_web/controllers/pages/page_controller.ex

@@ -26,7 +26,7 @@ defmodule PinchflatWeb.Pages.PageController do
       source_count: Repo.aggregate(Source, :count, :id),
       media_item_count:
         MediaQuery.new()
-        |> MediaQuery.with_media_downloaded_at()
+        |> where(^MediaQuery.downloaded())
         |> Repo.aggregate(:count, :id)
     )
   end

lib/pinchflat_web/controllers/pages/page_html/history_table_live.ex

@@ -97,7 +97,8 @@ defmodule Pinchflat.Pages.HistoryTableLive do
 
   defp generate_base_query do
     MediaQuery.new()
-    |> MediaQuery.where_pending_or_downloaded()
+    |> MediaQuery.require_assoc(:media_profile)
+    |> where(^dynamic(^MediaQuery.downloaded() or ^MediaQuery.pending()))
     |> order_by(desc: :id)
   end