Module: Hyraft::Preloader

Defined in:
lib/hyraft/boot/preloader.rb

Constant Summary collapse

COLORS = 
{
  green:  "\e[32m",
  cyan:   "\e[36m", 
  yellow: "\e[33m",
  red:    "\e[31m",
  orange: "\e[38;5;214m",  
  blue:   "\e[34m",     
  lightblue: "\e[94m",   
  reset:  "\e[0m"
}

Class Method Summary collapse

Class Method Details

.apply_locals_to_compiled(compiled_html, locals) ⇒ Object

FAST: Apply locals to pre-compiled HTML (only for placeholders, no Ruby execution)



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# File 'lib/hyraft/boot/preloader.rb', line 134

def self.apply_locals_to_compiled(compiled_html, locals)
  return compiled_html if locals.empty?
  
  # Simple string replacement for [.variable.] placeholders
  locals.each do |key, value|
    placeholder = "[.#{key}.]"
    compiled_html = compiled_html.gsub(placeholder, value.to_s)
  end
  compiled_html
end

.discover_templates ⇒ Object 



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# File 'lib/hyraft/boot/preloader.rb', line 44

def self.discover_templates
  Dir.glob(File.join('adapter-intake', '**', '*.hyr')).sort
end

.extract_section(content, section_name) ⇒ Object 



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# File 'lib/hyraft/boot/preloader.rb', line 161

def self.extract_section(content, section_name)
  match = content.match(/<#{section_name}.*?>(.*?)<\/#{section_name}>/m)
  match ? match[1].strip : ''
end

.extract_sections(content) ⇒ Object 



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# File 'lib/hyraft/boot/preloader.rb', line 151

def self.extract_sections(content)
  {
    metadata: extract_section(content, 'metadata'),
    displayer: extract_section(content, 'displayer'), 
    transmuter: extract_section(content, 'transmuter'),
    manifestor: extract_section(content, 'manifestor'),
    styles: extract_styles(content)
  }
end

.extract_styles(content) ⇒ Object 



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# File 'lib/hyraft/boot/preloader.rb', line 166

def self.extract_styles(content)
  content.scan(/<style[^>]*href="([^"]*)"/).flatten
end

.get_template(template_key) ⇒ Object 



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# File 'lib/hyraft/boot/preloader.rb', line 107

def self.get_template(template_key)
  @preloaded_templates[template_key]
end

.get_windows_memory ⇒ Object 



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# File 'lib/hyraft/boot/preloader.rb', line 199

def self.get_windows_memory
  memory_kb = `tasklist /FI "PID eq #{Process.pid}" /FO CSV /NH`
                .split(",")[4].to_s.gsub('"','').gsub(/[^0-9]/, '').to_i
  (memory_kb / 1024.0).round(2)
end

.memory_usage ⇒ Object 



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# File 'lib/hyraft/boot/preloader.rb', line 189

def self.memory_usage
  if Gem.win_platform?
    # Windows (no `ps -o rss=`)
    get_windows_memory
  else
    # Linux/Mac
    (`ps -o rss= -p #{Process.pid}`.to_i / 1024.0).round(2)
  end
end

.preload_template(file_path) ⇒ Object 



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# File 'lib/hyraft/boot/preloader.rb', line 48

def self.preload_template(file_path)
  template_key = file_path
    .delete_prefix('adapter-intake/')
    .sub(/\.hyr$/, '')
  
  begin
    content = File.read(file_path)
    sections = extract_sections(content)
    
    # ONLY pre-compile templates WITHOUT transmuter code (pure HTML templates)
    compiled_html = nil
    compile_success = false
    compile_error = nil
    
    if @layout_content && sections[:transmuter].to_s.strip.empty?
      begin
        # Only compile templates that don't have Ruby code in transmuter
        renderer = Hyraft::Compiler::HyraftRenderer.new
        
        # For pure HTML templates, we can safely compile with empty locals
        # The [.variable.] placeholders will remain as-is for runtime replacement
        compiled_html = renderer.render(@layout_content.dup, sections, {})
        compile_success = true
        
      rescue => e
        compile_error = e.message
      end
    else
      compile_error = "has transmuter code" if sections[:transmuter] && !sections[:transmuter].empty?
    end
    
    @preloaded_templates[template_key] = {
      sections: sections,
      compiled_html: compiled_html,
      compile_success: compile_success,
      compile_error: compile_error,
      bytesize: content.bytesize,
      compiled_bytes: compiled_html&.bytesize || 0,
      mtime: File.mtime(file_path),
      full_path: file_path
    }
    
    @stats[:total_templates] += 1
    @stats[:total_bytes] += content.bytesize
    @stats[:compiled_bytes] += compiled_html&.bytesize || 0
    
    if compile_success
      puts "  #{COLORS[:green]}✓#{COLORS[:reset]} #{COLORS[:lightblue]}#{template_key}#{COLORS[:reset]}#{COLORS[:orange]}.hyr#{COLORS[:reset]} (#{COLORS[:yellow]}#{(compiled_html.bytesize / 1024.0).round(2)} KB#{COLORS[:reset]})"
    elsif compile_error == "has transmuter code"
      puts "  #{COLORS[:blue]}ℹ#{COLORS[:reset]} #{COLORS[:lightblue]}#{template_key}#{COLORS[:reset]}#{COLORS[:orange]}.hyr#{COLORS[:reset]} (#{COLORS[:cyan]}dynamic template#{COLORS[:reset]})"
    else
      puts "  #{COLORS[:yellow]}⚠#{COLORS[:reset]} #{COLORS[:lightblue]}#{template_key}#{COLORS[:reset]}#{COLORS[:orange]}.hyr#{COLORS[:reset]} (#{COLORS[:red]}sections only#{COLORS[:reset]})"
    end
         
  rescue => e
    puts "  #{COLORS[:red]}✗#{COLORS[:reset]} #{COLORS[:cyan]}#{template_key}#{COLORS[:reset]}#{COLORS[:green]}.hyr#{COLORS[:reset]} #{COLORS[:red]}Error: #{e.message}#{COLORS[:reset]}"
  end
end

.preload_templates ⇒ Object 



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# File 'lib/hyraft/boot/preloader.rb', line 24

def self.preload_templates
  puts "#{COLORS[:green]} Hyraft Preloader: Scanning for templates...#{COLORS[:reset]}"
  
  start_time = Time.now
  
  # Load layout first
  layout_file = File.join(ROOT, 'public', 'index.html')
  @layout_content = File.read(layout_file) if File.exist?(layout_file)
  
  templates_found = discover_templates
  puts "Found #{templates_found.size} template files"
  
  templates_found.each do |file_path|
    preload_template(file_path)
  end
  
  @stats[:load_time] = Time.now - start_time
  print_stats
end

.print_stats ⇒ Object 



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# File 'lib/hyraft/boot/preloader.rb', line 170

def self.print_stats
  compiled_count = @preloaded_templates.count { |_, t| t[:compile_success] }
  dynamic_count = @preloaded_templates.count { |_, t| t[:compile_error] == "has transmuter code" }
  sections_count = @preloaded_templates.count - compiled_count - dynamic_count
  
  puts "\n#{COLORS[:green]}Preload Statistics:#{COLORS[:reset]}"
  puts "   #{COLORS[:cyan]}Templates:#{COLORS[:reset]} #{@stats[:total_templates]} (#{compiled_count} pre-compiled, #{dynamic_count} dynamic, #{sections_count} sections only)"
  puts "   #{COLORS[:cyan]}Source Size:#{COLORS[:reset]} #{(@stats[:total_bytes] / 1024.0).round(2)} KB" 
  puts "   #{COLORS[:cyan]}Compiled Size:#{COLORS[:reset]} #{(@stats[:compiled_bytes] / 1024.0).round(2)} KB" 
  puts "   #{COLORS[:cyan]}Load Time:#{COLORS[:reset]} #{@stats[:load_time].round(3)}s"
  puts "   #{COLORS[:cyan]}Memory:#{COLORS[:reset]} #{memory_usage} MB"
  
  if compiled_count > 0
    puts "   #{COLORS[:cyan]}Status:#{COLORS[:reset]} #{COLORS[:green]}PARTIALLY PRE-COMPILED#{COLORS[:reset]}\n\n"
  else
    puts "   #{COLORS[:cyan]}Status:#{COLORS[:reset]} #{COLORS[:yellow]}SECTIONS ONLY#{COLORS[:reset]}\n\n"
  end
end

.render_template(template_key, locals = {}) ⇒ Object 



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# File 'lib/hyraft/boot/preloader.rb', line 115

def self.render_template(template_key, locals = {})
  return "<h1>Template not found: #{template_key}</h1>" unless template_preloaded?(template_key)
  
  template_data = get_template(template_key)
  
  # ULTRA FAST PATH: Use pre-compiled HTML (only for templates without transmuter)
  if template_data[:compiled_html] && template_data[:compile_success]
    return apply_locals_to_compiled(template_data[:compiled_html].dup, locals)
  end
  
  # FAST PATH: Use preloaded sections with HyraftRenderer (for dynamic templates)
  layout_file = File.join(ROOT, 'public', 'index.html')
  layout_content = File.read(layout_file) if File.exist?(layout_file)
  
  renderer = Hyraft::Compiler::HyraftRenderer.new
  renderer.render(layout_content, template_data[:sections], locals)
end

.stats ⇒ Object 



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# File 'lib/hyraft/boot/preloader.rb', line 145

def self.stats
  @stats.dup
end

.template_preloaded?(template_key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/hyraft/boot/preloader.rb', line 111

def self.template_preloaded?(template_key)
  @preloaded_templates.key?(template_key)
end