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lib/mix/tasks/autumn.generate_samples.ex
defmodule Mix.Tasks.Autumn.GenerateSamples do
use Mix.Task
@shortdoc "Generate samples."
@layout_index ~S"""
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Autumn Samples</title>
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:ital,wght@0,300;0,400;0,700;1,300;1,400;1,700&display=swap" rel="stylesheet">
<style>
* {
font-family: 'JetBrains Mono', monospace;
line-height: 1.5;
}
body {
padding: 50px;
}
</style>
</head>
<body>
<p>
<a href="https://github.com/leandrocp/autumn">
<img src="https://raw.githubusercontent.com/leandrocp/autumn/main/assets/images/autumn_logo.png" width="512" alt="Autumn logo">
</a>
</p>
<p><a href="https://github.com/leandrocp/autumn">https://github.com/leandrocp/autumn</a></p>
<%= @inner_content %>
</body>
</html>
"""
@layout_inline ~S"""
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Autumn Sample - <%= @lang %> - <%= @theme %> (inline)</title>
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:ital,wght@0,300;0,400;0,700;1,300;1,400;1,700&display=swap" rel="stylesheet">
<style>
* {
font-family: 'JetBrains Mono', monospace;
line-height: 1.5;
}
pre {
font-size: 15px;
margin: 20px;
padding: 50px;
border-radius: 10px;
}
</style>
</head>
<body>
<%= @inner_content %>
</body>
</html>
"""
@layout_css ~S"""
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Autumn Sample - <%= @lang %> - <%= @theme %> (inline)</title>
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:ital,wght@0,300;0,400;0,700;1,300;1,400;1,700&display=swap" rel="stylesheet">
<style>
* {
font-family: 'JetBrains Mono', monospace;
line-height: 1.5;
}
pre {
font-size: 15px;
margin: 20px;
padding: 50px;
border-radius: 10px;
}
</style>
<style>
<%= @theme_style %>
</style>
</head>
<body>
<%= @inner_content %>
</body>
</html>
"""
@langs [
{
"elixir",
~c"https://raw.githubusercontent.com/elixir-lang/elixir/main/lib/elixir/lib/enum.ex"
},
{
"rust",
~c"https://raw.githubusercontent.com/tree-sitter/tree-sitter/master/highlight/src/lib.rs"
},
{
"ruby",
~c"https://raw.githubusercontent.com/rack/rack/main/lib/rack/request.rb"
},
{
"swift",
~c"https://raw.githubusercontent.com/apple/swift/main/test/Parse/async.swift"
},
{
"php",
~c"https://raw.githubusercontent.com/php/php-src/master/pear/fetch.php"
},
{
"javascript",
~c"https://raw.githubusercontent.com/phoenixframework/phoenix_live_view/main/assets/js/phoenix_live_view/view.js"
},
{
"css",
~c"https://raw.githubusercontent.com/phoenixframework/phoenix/main/installer/templates/phx_static/home.css"
},
{
"html",
~c"https://raw.githubusercontent.com/h5bp/html5-boilerplate/main/src/index.html"
},
{
"lua",
~c"https://raw.githubusercontent.com/folke/lazy.nvim/main/lua/lazy/init.lua"
}
]
@themes ["catppuccin_frappe", "dracula", "github_light"]
@impl true
def run(_args) do
:inets.start()
:ssl.start()
# debug()
for {lang, url} <- @langs do
generate(lang, url)
end
generate_index()
end
defp generate(lang, url) do
source = download_source(url)
for theme <- @themes do
do_generage_inline(lang, source, theme)
do_generage_css(lang, source, theme)
end
end
defp do_generage_inline(lang, source, theme) do
Mix.shell().info("#{lang} - #{theme} (inline)")
code = Autumn.highlight!(source, language: lang, theme: theme, inline_style: true)
html =
EEx.eval_string(@layout_inline,
assigns: %{inner_content: code, lang: lang, theme: theme}
)
dest_path =
Path.join([:code.priv_dir(:autumn), "generated", "samples", "#{lang}_#{theme}_inline.html"])
File.write!(dest_path, html)
end
defp do_generage_css(lang, source, theme) do
Mix.shell().info("#{lang} - #{theme}")
code = Autumn.highlight!(source, language: lang, theme: theme, inline_style: false)
theme_style =
File.read!(Path.join([:code.priv_dir(:autumn), "static", "css", "#{theme}.css"]))
html =
EEx.eval_string(@layout_css,
assigns: %{
inner_content: code,
lang: lang,
theme: theme,
theme_style: theme_style
}
)
dest_path =
Path.join([:code.priv_dir(:autumn), "generated", "samples", "#{lang}_#{theme}.html"])
File.write!(dest_path, html)
end
defp generate_index do
Mix.shell().info("index.html")
inline_samples =
for {lang, _url} <- @langs, theme <- @themes do
sample = "#{String.capitalize(lang)} - #{theme} (inline)"
{sample, "#{lang}_#{theme}_inline.html"}
end
css_samples =
for {lang, _url} <- @langs, theme <- @themes do
sample = "#{String.capitalize(lang)} - #{theme}"
{sample, "#{lang}_#{theme}.html"}
end
samples = Enum.sort(inline_samples ++ css_samples)
links =
Enum.map(samples, fn {sample, link} ->
["<p><a href=", ?", link, ?", ">", sample, "</a></p>", "\n"]
end)
inner_content = [
"<h1>Samples</h1>",
"\n",
links
]
html = EEx.eval_string(@layout_index, assigns: %{inner_content: inner_content})
dest_path =
Path.join([:code.priv_dir(:autumn), "generated", "samples", "index.html"])
File.write!(dest_path, html)
end
# defp debug() do
# lang = "elixir"
# source_path = Path.join([File.cwd!(), "lib", "autumn.ex"])
# source = File.read!(source_path)
#
# code = Autumn.highlight!(lang, source)
#
# html =
# EEx.eval_string(@layout, assigns: %{inner_content: code, lang: "debug", theme: "catppuccin_frappe"})
#
# dest_path = Path.join([:code.priv_dir(:autumn), "generated", "samples", "debug.html"])
# File.write!(dest_path, html)
# end
defp download_source(url) do
{:ok, {_, _, body}} = :httpc.request(url)
to_string(body)
end
end