class WardrobeController < ApplicationController
  def show
    # Get selected species and color from params, or default to Blue Acara
    @selected_species = params[:species] ? Species.find_by_id(params[:species]) : Species.find_by_name("Acara")
    @selected_color = params[:color] ? Color.find_by_id(params[:color]) : Color.find_by_name("Blue")

    # Load valid colors for the selected species (colors that have existing pet types)
    @species = Species.alphabetical
    @colors = @selected_species.compatible_colors

    # Find the best pet type for this species+color combo
    # If the exact combo doesn't exist, this will fall back to a simple color
    @pet_type = PetType.for_species_and_color(
      species_id: @selected_species.id,
      color_id: @selected_color.id
    )

    # Use the pet type's actual color as the selected color
    # (might differ from requested color if we fell back to a simple color)
    @selected_color = @pet_type&.color

    # Load items from the objects[] parameter
    item_ids = params[:objects] || []
    items = Item.where(id: item_ids)

    # Build the outfit
    @outfit = Outfit.new(
      pet_state: @pet_type&.canonical_pet_state,
      worn_items: items,
    )

    # Preload the manifests for all visible layers, so they load efficiently
    # in parallel rather than sequentially when rendering
    SwfAsset.preload_manifests(@outfit.visible_layers)

    # Handle search mode
    @search_mode = params[:q].present?
    if @search_mode
      search_filters = build_search_filters(params[:q], @outfit)
      query_params = ActionController::Parameters.new(
        search_filters.each_with_index.map { |filter, i| [i.to_s, filter] }.to_h
      )
      @query = Item::Search::Query.from_params(query_params, current_user)
      @search_results = @query.results.paginate(page: params.dig(:q, :page), per_page: 30)
    end

    render layout: false
  end

  private

  def build_search_filters(query_params, outfit)
    filters = []

    # Add name filter if present
    if query_params[:name].present?
      filters << { key: "name", value: query_params[:name] }
    end

    # Add item kind filter if present
    if query_params[:item_kind].present?
      case query_params[:item_kind]
      when "nc"
        filters << { key: "is_nc", value: "true" }
      when "np"
        filters << { key: "is_np", value: "true" }
      when "pb"
        filters << { key: "is_pb", value: "true" }
      end
    end

    # Add zone filter if present
    if query_params[:zone].present?
      filters << { key: "occupied_zone_set_name", value: query_params[:zone] }
    end

    # Always add auto-filter for items that fit the current pet
    pet_type = outfit.pet_type
    if pet_type
      fit_filter = {
        key: "fits",
        value: {
          species_id: pet_type.species_id.to_s,
          color_id: pet_type.color_id.to_s
        }
      }

      # Include alt_style_id if present
      if outfit.alt_style_id.present?
        fit_filter[:value][:alt_style_id] = outfit.alt_style_id.to_s
      end

      filters << fit_filter
    end

    filters
  end
end