Class: RailsAiContext::Tools::GetView

Inherits:
BaseTool
  • Object
show all
Defined in:
lib/rails_ai_context/tools/get_view.rb

Constant Summary collapse

PHLEX_HELPERS =

Extract helper method calls from Phlex views

%w[
  link_to image_tag content_for button_to form_with form_for
  content_tag tag number_to_currency number_to_human
  time_ago_in_words distance_of_time_in_words
  truncate pluralize raw sanitize dom_id
].freeze

Constants inherited from BaseTool

BaseTool::SESSION_CONTEXT, BaseTool::SHARED_CACHE

Class Method Summary collapse

Methods inherited from BaseTool

abstract!, abstract?, cache_key, cached_context, config, extract_method_source_from_file, extract_method_source_from_string, find_closest_match, fuzzy_find_key, inherited, not_found_response, paginate, rails_app, registered_tools, reset_all_caches!, reset_cache!, session_queries, session_record, session_reset!, set_call_params, text_response

Class Method Details

.call(controller: nil, path: nil, detail: "standard", server_context: nil) ⇒ Object 



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# File 'lib/rails_ai_context/tools/get_view.rb', line 31

def self.call(controller: nil, path: nil, detail: "standard", server_context: nil)
  data = cached_context[:view_templates]

  # Fall back to reading from disk if introspector not in preset
  if data.nil? || data[:error]
    return read_from_disk(controller: controller, path: path, detail: detail)
  end

  templates = data[:templates] || {}
  partials = data[:partials] || {}

  # Specific path — return file content
  if path
    return read_view_file(path)
  end

  # Filter by controller (also checks partials for directories like "shared/")
  # Special case: "layouts" reads from app/views/layouts/ (excluded from normal listing)
  if controller&.downcase == "layouts"
    return list_layouts(detail)
  end

  if controller
    # Normalize: accept "CooksController", "cooks", "cooks_controller", "Bonus::CooksController"
    ctrl_lower = controller.underscore.delete_suffix("_controller")
    ctrl_lower_alt = controller.downcase.delete_suffix("controller")
    filtered_templates = templates.select { |k, _|
      k_down = k.downcase
      k_down.start_with?(ctrl_lower + "/") || k_down.start_with?(ctrl_lower_alt + "/")
    }
    filtered_partials = partials.select { |k, _|
      k_down = k.downcase
      k_down.start_with?(ctrl_lower + "/") || k_down.start_with?(ctrl_lower_alt + "/")
    }

    if filtered_templates.empty? && filtered_partials.empty?
      all_dirs = (templates.keys + partials.keys).map { |k| k.split("/").first }.uniq.sort
      suggestion = find_closest_match(ctrl_lower, all_dirs)
      hint = suggestion ? " Did you mean '#{suggestion}'?" : ""
      return text_response("No views for '#{controller}'.#{hint} Directories with views: #{all_dirs.join(', ')}")
    end

    templates = filtered_templates
    partials = filtered_partials
  end

  case detail
  when "summary"
    all_dirs = (templates.keys + partials.keys).map { |k| k.split("/").first }.uniq.sort
    lines = [ "# Views (#{templates.size} templates, #{partials.size} partials)", "" ]
    all_dirs.each do |ctrl|
      ctrl_templates = templates.select { |k, _| k.start_with?("#{ctrl}/") }
      ctrl_partials = partials.select { |k, _| k.start_with?("#{ctrl}/") }
      file_count = ctrl_templates.size + ctrl_partials.size
      # Skip redundant section header when filtered to a single controller
      lines << "## #{ctrl}/ (#{file_count} files)" unless controller && all_dirs.size == 1
      ctrl_templates.sort.each do |name, meta|
        parts = meta[:partials]&.any? ? " renders: #{meta[:partials].join(', ')}" : ""
        stim = meta[:stimulus]&.any? ? " stimulus: #{meta[:stimulus].join(', ')}" : ""
        comps = meta[:components]&.any? ? " components: #{meta[:components].join(', ')}" : ""
        phlex_tag = meta[:phlex] ? " [phlex]" : ""
        lines << "- #{name} (#{meta[:lines]} lines#{phlex_tag})#{parts}#{comps}#{stim}"
      end
      ctrl_partials.sort.each do |name, meta|
        lines << "- #{name} (#{meta[:lines]} lines)"
      end
      lines << ""
    end
    text_response(lines.join("\n"))

  when "standard"
    all_dirs = (templates.keys + partials.keys).map { |k| k.split("/").first }.uniq.sort
    lines = [ "# Views (#{templates.size} templates, #{partials.size} partials)", "" ]

    # Form builders and component usage from views introspector
    form_builders = data[:form_builders_detected]
    component_usage = data[:component_usage]
    if form_builders&.any?
      lines << "**Form builders:** #{form_builders.join(', ')}" << ""
    end
    if component_usage&.any?
      lines << "**ViewComponents:** #{component_usage.first(10).join(', ')}" << ""
    end

    all_dirs.each do |ctrl|
      ctrl_templates = templates.select { |k, _| k.start_with?("#{ctrl}/") }
      ctrl_partials = partials.select { |k, _| k.start_with?("#{ctrl}/") }
      next if ctrl_templates.empty? && ctrl_partials.empty?

      lines << "## #{ctrl}/" unless controller && all_dirs.size == 1
      ctrl_templates.sort.each do |name, meta|
        detail_parts = []
        extra = extract_view_metadata(name)

        if meta[:phlex]
          # Phlex views: show components, helpers, stimulus, ivars
          # Prefer introspector-level data, fall back to extract_view_metadata
          components = meta[:components]&.any? ? meta[:components] : extra[:components]
          helpers = meta[:helpers]&.any? ? meta[:helpers] : extra[:helpers]
          detail_parts << "ivars: #{extra[:ivars].join(', ')}" if extra[:ivars]&.any?
          detail_parts << "components: #{components.join(', ')}" if components&.any?
          detail_parts << "helpers: #{helpers.join(', ')}" if helpers&.any?
          detail_parts << "stimulus: #{meta[:stimulus].join(', ')}" if meta[:stimulus]&.any?
          detail_parts << "turbo: #{extra[:turbo].join(', ')}" if extra[:turbo]&.any?
        else
          # ERB/Haml/Slim views: existing behavior
          detail_parts << "renders: #{meta[:partials].join(', ')}" if meta[:partials]&.any?
          detail_parts << "stimulus: #{meta[:stimulus].join(', ')}" if meta[:stimulus]&.any?
          detail_parts << "ivars: #{extra[:ivars].join(', ')}" if extra[:ivars]&.any?
          detail_parts << "turbo: #{extra[:turbo].join(', ')}" if extra[:turbo]&.any?
        end

        phlex_tag = meta[:phlex] ? " [phlex]" : ""
        details = detail_parts.any? ? " — #{detail_parts.join(' | ')}" : ""
        lines << "- **#{name}** (#{meta[:lines]} lines#{phlex_tag})#{details}"
      end
      ctrl_partials.sort.each do |name, meta|
        fields = meta[:fields]&.any? ? " fields: #{meta[:fields].join(', ')}" : ""
        helpers = meta[:helpers]&.any? ? " helpers: #{meta[:helpers].join(', ')}" : ""
        locals = extract_partial_locals(name, templates)
        locals_str = locals&.any? ? " **locals:** #{locals.join(', ')}" : ""
        lines << "- #{name} (#{meta[:lines]} lines)#{fields}#{helpers}#{locals_str}"
      end
      lines << ""
    end

    # Hydrate: inject schema hints for models inferred from view instance variables
    if RailsAiContext.configuration.hydration_enabled && controller
      all_ivars = []
      templates.each do |path, _meta|
        content = read_view_content(path)
        content.scan(/@(\w+)/).flatten.each { |v| all_ivars << v }
      end
      all_ivars.uniq!
      hydration = Hydrators::ViewHydrator.call(all_ivars, context: cached_context)
      hydration_text = Hydrators::HydrationFormatter.format(hydration)
      lines << hydration_text << "" unless hydration_text.empty?
    end

    text_response(lines.join("\n"))

  when "full"
    if controller
      lines = [ "# Views: #{controller}/", "" ]
      # Combine all content first for cross-template Tailwind compression
      all_content = []
      templates.sort.each do |name, _meta|
        all_content << [ name, strip_svg(read_view_content(name)) ]
      end
      partials.sort.each do |name, _meta|
        all_content << [ name, strip_svg(read_view_content(name)) ]
      end
      # Compress repeated Tailwind classes across all templates
      combined = all_content.map { |name, c| "## #{name}\n```erb\n#{c}\n```\n" }.join("\n")
      combined = compress_tailwind(combined)
      lines << combined
      text_response(lines.join("\n"))
    else
      # List available controllers when no controller specified
      all_dirs = (templates.keys + partials.keys).map { |k| k.split("/").first }.uniq.sort
      lines = [ "# Views — Full Detail", "", "_Specify a controller to see template content:_", "" ]
      all_dirs.each do |ctrl|
        count = templates.count { |k, _| k.start_with?("#{ctrl}/") } +
                partials.count { |k, _| k.start_with?("#{ctrl}/") }
        lines << "- `controller:\"#{ctrl}\"` (#{count} files)"
      end
      lines << "" << "_Or use `path:\"controller/action.html.erb\"` for a specific file._"
      text_response(lines.join("\n"))
    end
  else
    text_response("Unknown detail level: #{detail}. Use summary, standard, or full.")
  end
end