# frozen_string_literal: true

class TripsController < ApplicationController
  before_action :authenticate_user!
  before_action :authenticate_active_user!, only: %i[new create]
  before_action :set_trip, only: %i[show edit update destroy]
  before_action :set_coordinates, only: %i[show edit]

  def index
    @trips = current_user.trips.order(started_at: :desc).page(params[:page]).per(6)
  end

  def show
    @photo_previews = Rails.cache.fetch("trip_photos_#{@trip.id}", expires_in: 1.day) do
      @trip.photo_previews
    end
    @photo_sources = @trip.photo_sources

    # Trigger calculation jobs if data is missing
    Trips::CalculateAllJob.perform_later(@trip.id) unless @trip.path.present? && @trip.distance.present? && @trip.visited_countries.present?
  end

  def new
    @trip = Trip.new
    @coordinates = []
  end

  def edit; end

  def create
    @trip = current_user.trips.build(trip_params)

    if @trip.save
      redirect_to @trip, notice: 'Trip was successfully created. Data is being calculated in the background.'
    else
      render :new, status: :unprocessable_entity
    end
  end

  def update
    if @trip.update(trip_params)
      # Only recalculate if date range changed (handled by model callback)
      redirect_to @trip, notice: 'Trip was successfully updated.', status: :see_other
    else
      render :edit, status: :unprocessable_entity
    end
  end

  def destroy
    @trip.destroy!
    redirect_to trips_url, notice: 'Trip was successfully destroyed.', status: :see_other
  end

  private

  def set_trip
    @trip = current_user.trips.find(params[:id])
  end

  def set_coordinates
    @coordinates = @trip.points.pluck(
      :latitude, :longitude, :battery, :altitude, :timestamp, :velocity, :id,
      :country
    ).map { [_1.to_f, _2.to_f, _3.to_s, _4.to_s, _5.to_s, _6.to_s, _7.to_s, _8.to_s] }
  end

  def trip_params
    params.require(:trip).permit(:name, :started_at, :ended_at, :notes)
  end
end