Files
labelmaker/lib/labelmaker_web/constants.ex
2025-05-05 13:19:37 -04:00

38 lines
1.1 KiB
Elixir

defmodule LabelmakerWeb.Constants do
@defaults %{
"label" => "Labelmaker",
"font" => "Helvetica",
"color" => "black",
"size" => "24"
}
@permitted_keys Map.keys(@defaults)
@colors System.cmd("magick", ["-list", "color"])
|> elem(0)
|> String.split("\n")
# drop header stuff
|> Enum.drop(5)
|> Enum.map(fn color_info -> color_info |> String.split() |> List.first() end)
@fonts System.cmd("magick", ["-list", "font"])
|> elem(0)
|> String.split("\n")
|> Enum.filter(&String.starts_with?(&1, " Font:"))
|> Enum.reject(&String.starts_with?(&1, " Font: ."))
|> Enum.map(&String.trim_leading(&1, " Font: "))
@sizes 8..72
|> Enum.to_list()
|> Enum.take_every(4)
|> Enum.map(&Integer.to_string/1)
def defaults, do: @defaults
def permitted_keys, do: @permitted_keys
def colors, do: @colors
def color_count, do: @colors |> length()
def fonts, do: @fonts
def font_count, do: @fonts |> length()
def sizes, do: @sizes
end