class RoomsController < ApplicationController
  before_action :set_room, only: %i[ show edit update destroy ]

  # GET /rooms or /rooms.json
  # 1. Übersicht aller Räume (Kacheldesign)
  def index
    @rooms = Room.all.order(
      Room.arel_table[:building].asc.nulls_last,
      Room.arel_table[:floor].asc.nulls_last,
      :name
        #      :building, :floor, :name
      )

    # NEU: Filtert die Räume live nach Name, Gebäude oder Etage
    if params[:query].present?
      query_str = "%#{params[:query]}%"
      @rooms = @rooms.where(
        "rooms.name LIKE :q OR rooms.building LIKE :q OR rooms.floor LIKE :q",
        q: query_str
      )
    end
  end

  # GET /rooms/1 or /rooms/1.json
  # 2. Detailansicht eines Raums mit integrierter Live-Suche für dessen Inventar
  def show
    # Basis-Abfrage: Alle Items dieses Raums laden
    @items = @room.items.includes(:category, :user).order(created_at: :desc)

    # Wenn in der Suchleiste getippt wird, filtert der Controller live
    if params[:query].present?
      query_str = "%#{params[:query]}%"
      @items = @items.where(
        "items.name LIKE :q OR items.sku LIKE :q OR items.serial_number LIKE :q OR items.sticker_id LIKE :q",
        q: query_str
      )
    end
  end

  # GET /rooms/new
  def new
    @room = Room.new
  end

  # GET /rooms/1/edit
  def edit
  end

  # POST /rooms or /rooms.json
  def create
    @room = Room.new(room_params)

    respond_to do |format|
      if @room.save
        format.html { redirect_to @room, notice: "Room was successfully created." }
        format.json { render :show, status: :created, location: @room }
      else
        format.html { render :new, status: :unprocessable_content }
        format.json { render json: @room.errors, status: :unprocessable_content }
      end
    end
  end

  # PATCH/PUT /rooms/1 or /rooms/1.json
  def update
    respond_to do |format|
      if @room.update(room_params)
        format.html { redirect_to @room, notice: "Room was successfully updated.", status: :see_other }
        format.json { render :show, status: :ok, location: @room }
      else
        format.html { render :edit, status: :unprocessable_content }
        format.json { render json: @room.errors, status: :unprocessable_content }
      end
    end
  end

  # DELETE /rooms/1 or /rooms/1.json
  def destroy
    @room.destroy!

    respond_to do |format|
      format.html { redirect_to rooms_path, notice: "Room was successfully destroyed.", status: :see_other }
      format.json { head :no_content }
    end
  end

  private
    # Use callbacks to share common setup or constraints between actions.
    def set_room
      @room = Room.find(params.expect(:id))
    end

    def room_params
      # :description wurde hier restlos entfernt
      params.require(:room).permit(:name, :building, :floor)
    end
end