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fix offset calculation

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This commit is contained in:
byte[] 2019-12-22 16:05:41 -05:00
parent 4bf223fe1a
commit 039db5a329
1 changed files with 3 additions and 4 deletions
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7
lib/philomena_web/controllers/image/navigate_controller.ex
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@ -35,11 +35,10 @@ defmodule PhilomenaWeb.Image.NavigateController do
redirect(conn, to: Routes.image_path(conn, :index, page: page_num)) redirect(conn, to: Routes.image_path(conn, :index, page: page_num))
end end
defp page_for_offset(_per_page, 0), do: 1
defp page_for_offset(per_page, offset) do defp page_for_offset(per_page, offset) do
((offset + 1) / per_page) offset
|> Float.ceil() |> div(per_page)
|> trunc() |> Kernel.+(1)
|> to_string() |> to_string()
end end