class EventsController < ApplicationController
  before_action :authenticate_user!, except: [:settings, :index, :show, :new, :create]
  before_action :set_event, only: [:show, :edit, :update, :destroy]
  before_action :set_vars, :set_search

  respond_to :html, :json


  def index
    @events = Event.joins(:days, :types).where(@search_params).uniq.order('updated_at DESC')
  end

  def new
  end

  def show
  end

  def edit
    redirect_to root_path, error: "Нельзя редактировать чужие события!" unless can?(:manage, @event)
  end

  def update
    if can?(:manage, @event)

      @event.assign_price!(params[:event][:price])
      @event.assign_types!(params[:event][:types_ids])
      @event.assign_days!(params[:event][:days])

      if @event.update(event_params)
        redirect_to root_path, flash: { success: "Событие успешно отредактировано" }
      else
        errors = @event.errors.full_messages.join("<br/>")
        redirect_to :back, flash: { error: errors }
      end

    else
      redirect_to root_path, flash: { error: "Нельзя редактировать чужие события!" }
    end
  end

  def destroy
    if can?(:manage, @event)
      @event.destroy
      redirect_to :back
    else
      redirect_to root_path, flash: { error: "Нельзя удалять чужие события!" }
    end
  end

  def create
    success_message = "Событие успешно создано."
    if @user
      @event = @user.events.new(event_params)
    elsif params[:email].present?
      pass = SecureRandom.hex[0..10]
      unless @user = User.create(email: params[:email], password: pass, password_confirmation: pass)
        redirect_to new_event_path, flash: { error: @user.errors.full_messages.join("<br/>") }
      end
      sign_in(:user, @user)
      @user.send_temp_password(pass)
      @event = @user.events.new(event_params)
      success_message += " Вам на почту отправлено письмо с паролем. Ваш временный пароль: #{pass}. Сейчас Вы авторизованы в системе. Спасибо за участие в проекте!"
    else
      redirect_to new_event_path, flash: { error: errors }
    end
    @event.visible = true

    if @event.save
      @event.assign_price!(params[:event][:price])
      @event.assign_types!(params[:event][:types_ids])
      @event.assign_days!(params[:event][:days])
      redirect_to edit_user_path(current_user), flash: { success: success_message }
    else
      @event.event_dates.destroy_all
      errors = @event.errors.full_messages.join("<br/>")
      redirect_to new_event_path, flash: { error: errors }
    end


  end

  private

  def event_params
    params.require(:event).permit(:type_id,
     :city_id,
     :city,
     :type,
     :date,
     :image,
     :name,
     :description,
     :price,
     :address,
     :time)
  end

  def set_event
    @event = Event.find_by_permalink(params[:id])
  end

  def update_permalink!
    update(permalink: Russian.translit(name).parameterize)
  end

  def set_search
    @search_params = Search.new({ city: @city, type: @type, date: @date}).build
  end

  def set_vars
    @city ||= City.where(subdomain: params[:city]).first
    @type ||= Type.where(permalink: params[:type]).first
    @date ||= params[:date]
    @user ||= current_user
  end

end