smallvictories.rb in smallvictories-0.0.2

- old
+ new
@@ -1,7 +1,189 @@
-require "./lib/smallvictories/version"
+require "smallvictories/version"
+require 'yaml'
+require 'sassc'
+require 'sprockets'
+require 'listen'
 
 module SmallVictories
-  def self.hello
+  extend self
+  DEFAULT_SASS_DIR = '_sass'
+  DEFAULT_STYLESHEET = '_sv_custom.css'
+  DEFAULT_CSS_DIR = '_css'
+  DEFAULT_SOURCE = ''
+  DEFAULT_DESTINATION = '_site'
+  ROOT = Dir.pwd
+
+  def hello
     "Hello World!"
+  end
+
+  def config
+    if File.exists?('_config.yml')
+      YAML.load(File.read('_config.yml')) || {}
+    else
+      {}
+    end
+  end
+
+  def config_folder key
+    config[key.to_s].chomp("/").reverse.chomp("/").reverse if config.has_key?(key.to_s)
+  end
+
+  def source
+    config_folder(:source) || DEFAULT_SOURCE
+  end
+
+  def full_source_path
+    "#{ROOT}/#{source}"
+  end
+
+  def destination
+    config_folder(:destination) || DEFAULT_DESTINATION
+  end
+
+  def full_destination_path
+    "#{ROOT}/#{destination}/"
+  end
+
+  def css_dir
+    config_folder(:css_dir) || DEFAULT_CSS_DIR
+  end
+
+  def full_css_path
+    "#{full_source_path}/#{css_dir}/"
+  end
+
+  def stylesheet
+    config_folder(:stylesheet) || DEFAULT_STYLESHEET
+  end
+
+  def full_stylesheet_path
+    "#{full_css_path}/#{stylesheet}"
+  end
+
+  def sass_dir
+    config_folder(:sass_dir) || DEFAULT_SASS_DIR
+  end
+
+  def full_sass_path
+    "#{full_source_path}/#{sass_dir}/"
+  end
+
+  def full_sass_path
+    "#{full_source_path}/#{sass_dir}/"
+  end
+
+  def build_listener
+    Listen.to(
+      full_source_path,
+      force_polling: true,
+      &(listen_handler)
+    )
+  end
+
+  def listen_handler
+    proc do |modified, added, removed|
+      paths = modified + added + removed
+      extensions = paths.map{ |path| File.extname(path) }
+      extensions.each do |ext|
+        case ext
+        when '.scss'
+          puts sass
+          puts compile
+        when '.sass'
+          puts sass
+          puts compile
+        else
+        end
+      end
+    end
+  end
+
+  def setup
+    setup_stylesheet
+  end
+
+  def watch
+    listener = build_listener
+    listener.start
+    puts "👀"
+
+    trap("INT") do
+      listener.stop
+      puts "🔥 🔥 🔥  Halting auto-regeneration."
+      exit 0
+    end
+
+    sleep_forever
+  rescue ThreadError
+    # Ctrl-C
+  end
+
+  def sass
+    errors, rendered = [], []
+    Dir.glob([full_sass_path.concat('*.scss'), full_sass_path.concat('*.sass')]) do |path|
+      begin
+        file_name = Pathname.new(path).basename.to_s.split('.').first
+        next if file_name =~ /^_/ # do not render partials
+        file = File.open(path).read
+        engine = SassC::Engine.new(file, { style: :compressed, load_paths: [full_sass_path] })
+        css = engine.render
+        output_file_name = file_name.concat('.css')
+        output_path = full_css_path.concat(output_file_name)
+        File.open(output_path, 'w') { |file| file.write(css) }
+        rendered << "👍  rendered #{destination.concat('/').concat(css_dir).concat('/').concat(output_file_name)}\n"
+      rescue => e
+        errors << "🔥  Sass 🔥  #{e}\n"
+      end
+    end
+    rendered.join(', ') + errors.join(', ')
+  end
+
+  def compile
+    sprockets = Sprockets::Environment.new(ROOT) do |environment|
+      environment.js_compressor  = :uglify
+      environment.css_compressor = :scss
+    end
+
+    sprockets.append_path(full_css_path)
+
+    errors, compiled = [], []
+    begin
+      [stylesheet].each do |bundle|
+        assets = sprockets.find_asset(bundle)
+        prefix, basename = assets.pathname.to_s.split('/')[-2..-1]
+        FileUtils.mkpath full_destination_path.concat(prefix)
+
+        assets.write_to(full_destination_path.concat(basename))
+        compiled << "👍  compiled #{destination.concat('/').concat(basename)}\n"
+      end
+    rescue => e
+      puts e.class
+      errors << "🔥  Compile 🔥  #{e}\n"
+    end
+    compiled.join(', ') + errors.join(', ')
+  end
+
+  def sleep_forever
+    loop { sleep 1000 }
+  end
+
+  private
+
+  def create_src_file source, destination
+    spec = Gem::Specification.find_by_name("smallvictories")
+    contents = File.open(spec.gem_dir.concat('/src/').concat(source)).read
+    File.open(destination, 'w') { |file| file.write(contents) }
+  end
+
+  def setup_stylesheet
+    setup_directory(full_css_path)
+    unless File.exists?(full_stylesheet_path)
+      create_src_file('stylesheet.css', full_stylesheet_path)
+    end
+  end
+
+  def setup_directory path
+    Dir.mkdir(path) unless File.exists?(path)
   end
 end