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46 lines
1.2 KiB
Elixir
46 lines
1.2 KiB
Elixir
defmodule PhilomenaWeb.PaginationPlug do
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import Plug.Conn
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alias Pow.Plug
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# No options
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def init([]), do: []
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# Assign pagination info
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def call(conn, _opts) do
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conn = conn |> fetch_query_params()
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user = conn |> Plug.current_user()
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params = conn.params
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page_number =
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case Integer.parse(params["page"] |> to_string()) do
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{int, _rest} ->
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int
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_ ->
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1
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end
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page_number = page_number |> max(1)
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page_size =
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case Integer.parse(params["per_page"] |> to_string()) do
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{int, _rest} ->
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int
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_ ->
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25
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end
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page_size = page_size |> max(1) |> min(50)
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conn
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|> assign(:pagination, %{page_number: page_number, page_size: page_size})
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|> assign(:image_pagination, %{page_number: page_number, page_size: image_page_size(user)})
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|> assign(:scrivener, [page: page_number, page_size: page_size])
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|> assign(:comment_scrivener, [page: page_number, page_size: comment_page_size(user)])
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end
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defp image_page_size(%{images_per_page: x}), do: x
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defp image_page_size(_user), do: 15
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defp comment_page_size(%{comments_per_page: x}), do: x
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defp comment_page_size(_user), do: 25
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end
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