54 lines
1.0 KiB
Elixir
54 lines
1.0 KiB
Elixir
defmodule LabelmakerWeb.Label do
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use LabelmakerWeb, :live_view
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@label_dir Path.join(:code.priv_dir(:labelmaker), "static/labels")
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def mount(%{"label" => label}, _session, socket) do
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File.mkdir_p!(@label_dir)
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filename = "#{label}.png"
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filepath = Path.join(@label_dir, filename)
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unless File.exists?(filepath) do
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generate_label_image(label, filepath)
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end
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{:ok,
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assign(socket,
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label: label,
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image_path: ~p"/labels/#{filename}"
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)}
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end
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def render(assigns) do
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~H"""
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<div>
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<h1>Label: {@label}</h1>
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<img src={@image_path} alt="" />
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</div>
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"""
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end
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defp generate_label_image(label, filepath) do
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args = [
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"-background",
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"none",
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"-fill",
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"black",
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"-pointsize",
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"24",
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"-font",
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"Comic-Sans-MS",
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"label:#{label}",
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filepath
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]
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{_, 0} = System.cmd("magick", args)
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IO.puts(filepath)
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# png_binary = File.read!(filepath)
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# File.rm(tmp_file)
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# Base.encode64(png_binary)
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end
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end
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