Class: Honyaku::Translator

Inherits:
Object
  • Object
show all
Defined in:
lib/honyaku/translator.rb

Constant Summary collapse

LINES_PER_CHUNK = 
250

Instance Method Summary collapse

Constructor Details

#initialize(api_key: nil, model: "gpt-4", translation_rules: []) ⇒ Translator

Returns a new instance of Translator.



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# File 'lib/honyaku/translator.rb', line 8

def initialize(api_key: nil, model: "gpt-4", translation_rules: [])
  api_key ||= ENV["HONYAKU_OPENAI_API_KEY"] || ENV["OPENAI_API_KEY"]
  @client = OpenAI::Client.new(access_token: api_key)
  @model = model
  @translation_rules = translation_rules
end

Instance Method Details

#fix_yaml(file_path) ⇒ Object 



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# File 'lib/honyaku/translator.rb', line 44

def fix_yaml(file_path)
  content = File.read(file_path)
  fixed_any = false
  
  loop do
    begin
      YAML.safe_load(content, aliases: true)
      puts "✅ No more YAML errors found"
      return content
    rescue Psych::SyntaxError => e
      # If OpenAI returned invalid YAML structure, signal that we need to retranslate
      if e.message.include?("did not find expected key while parsing a block mapping")
        raise "Translation resulted in invalid YAML structure - needs retranslation"
      end

      lines = content.lines
      line_number = e.line - 1  # YAML errors are 1-based
      problematic_line = lines[line_number]
      
      puts "🔧 Found YAML error on line #{e.line}: #{e.message}"
      puts "   #{problematic_line.strip}"
      
      # Only try to fix common syntax issues
      if e.message.include?("cannot start any token")
        fixed = false

        # Fix case 1: Values starting with %{var} need quotes
        if problematic_line.include?("%{") && problematic_line =~ /^(\s*[^:]+:\s*)(?:(&\w+)\s+)?(%\{.+)$/
          prefix, reference, value = $1, $2, $3
          fixed_line = if reference
            "#{prefix}#{reference} \"#{value}\""
          else
            "#{prefix}\"#{value}\""
          end
          fixed = true
        # Fix case 2: Fix incorrect spacing in %{ var }
        elsif problematic_line.include?("% {")
          fixed_line = problematic_line.gsub("% {", "%{")
          fixed = true
        end

        if fixed
          # Update the line
          lines[line_number] = "#{fixed_line}\n"
          content = lines.join
          fixed_any = true
          next # Continue to the next iteration to find more errors
        end
      end
      
      # If we get here, we couldn't fix this error
      if fixed_any
        puts "❌ Unable to fix remaining YAML errors"
      else
        puts "❌ Unable to fix any YAML errors"
      end
      return content
    end
  end
end

#translate_hash(file_path, from_locale, to_locale) ⇒ Object 



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# File 'lib/honyaku/translator.rb', line 15

def translate_hash(file_path, from_locale, to_locale)
  yaml_content = File.read(file_path)
  lines = yaml_content.lines
  
  # If the file is small enough, translate it all at once
  if lines.size <= LINES_PER_CHUNK
    result = translate_chunk(yaml_content, from_locale, to_locale)
    raise "Translation failed" unless result
    return result
  end
  
  # Otherwise, split into chunks and translate each
  chunks = split_into_chunks(lines)
  puts "📦 Splitting file into #{chunks.size} chunks..."
  
  translated_chunks = []
  
  chunks.each_with_index do |chunk, i|
    puts "🔄 Translating chunk #{i + 1} of #{chunks.size}..."
    result = translate_chunk(chunk, from_locale, to_locale)
    
    # If any chunk fails, abort the whole translation
    raise "Translation failed for chunk #{i + 1}" unless result
    translated_chunks << result
  end
  
  translated_chunks.join("\n")
end