class Ragdoll::Core::Configuration

# File lib/ragdoll/core/configuration.rb, line 147
def self.load(path: nil)
  path ||= DEFAULT[:config_filepath]

  raise ConfigurationFileNotFoundError, "Configuration file not found: #{path}" unless File.exist?(path)

  new(YAML.safe_load_file(path) || {})
rescue Errno::ENOENT
  raise ConfigurationFileNotFoundError, "Configuration file not found: #{path}"
rescue StandardError => e
  raise ConfigurationLoadUnknownError, "Failed to load configuration from #{path}: #{e.message}"
end

# File lib/ragdoll/core/configuration.rb, line 141
def initialize(config = {})
  merged_config = deep_merge(self.class::DEFAULT, config)
  resolved_config = resolve_procs(merged_config, [])
  @config = OpenStruct.new(resolved_config)
end

# File lib/ragdoll/core/configuration.rb, line 212
def embedding_model(content_type = :text)
  @config.models[:embedding][content_type] || @config.models[:embedding][:text]
end

# File lib/ragdoll/core/configuration.rb, line 222
def method_missing(method_name, *args, &block)
  @config.send(method_name, *args, &block)
end

# File lib/ragdoll/core/configuration.rb, line 180
def parse_provider_model(provider_model_string)
  return { provider: nil, model: nil } if provider_model_string.nil? || provider_model_string.empty?

  parts = provider_model_string.split("/", 2)
  if parts.length == 2
    { provider: parts[0].to_sym, model: parts[1] }
  else
    # If no slash, let RubyLLM determine provider from model name
    { provider: nil, model: provider_model_string }
  end
end

# File lib/ragdoll/core/configuration.rb, line 217
def prompt_template(template_name = :rag_enhancement)
  @config.prompt_templates[template_name]
end

# File lib/ragdoll/core/configuration.rb, line 206
def provider_credentials(provider = nil)
  provider ||= @config.llm_providers[:default_provider]
  @config.llm_providers[provider] || {}
end

# File lib/ragdoll/core/configuration.rb, line 194
def resolve_model(task_type)
  case task_type
  when :embedding
    @config.models[:embedding]
  when :text, :summary, :keywords, :default
    @config.models[:text_generation][task_type] || @config.models[:text_generation][:default]
  else
    @config.models[:text_generation][:default]
  end
end

# File lib/ragdoll/core/configuration.rb, line 226
def respond_to_missing?(method_name, include_private = false)
  @config.respond_to?(method_name, include_private) || super
end

# File lib/ragdoll/core/configuration.rb, line 159
def save(path: nil)
  if path.nil?
    path = @config.config_filepath
  else
    save_filepath = @config.config_filepath
    @config.config_filepath = path
  end

  FileUtils.mkdir_p(File.dirname(path))

  File.write(path, @config.to_yaml)
rescue StandardError => e
  @config.config_filepath = save_filepath unless save_filepath.nil?
  raise ConfigurationSaveError, "Failed to save configuration to #{path}: #{e.message}"
end