class QuotesController < ApplicationController
  protect_from_forgery with: :null_session, if: -> { request.format.json? or request.format.xml? }

  def index
    @quote = Quote.find(310)
    @qnumber = Quote.published.count
    @mnumber = Quote.pending.count
  end

  def latest
    @quotes = Quote.published.order(id: :desc).paginate(page: params[:page], per_page: 10)

    respond_to do |format|
      format.html { render :list }
      format.json { render :json => @quotes }
      format.xml { render :xml => @quotes }
      format.atom { render :atom => @quotes }
    end
  end

  def top
    @quotes = Quote.published.order(Arel.sql("(upvotes - downvotes) DESC")).paginate(page: params[:page], per_page: 10)

    respond_to do |format|
      format.html { render :list }
      format.json { render :json => @quotes }
      format.xml { render :xml => @quotes }
    end
  end

  def random
    picked = Quote.ids.sample
    redirect_to quote_url(picked)
  end

  def tags
    @tags = Quote.published.tag_counts_on(:tags)
  end

  def tag
    @quotes = Quote.published.tagged_with(params[:id]).order(id: :desc).paginate(page: params[:page], per_page: 10)

    respond_to do |format|
      format.html { render :list }
      format.json { render :json => @quotes }
      format.xml { render :xml => @quotes }
    end
  end

  def show
    @quote = Quote.published.find(params[:id])

    respond_to do |format|
      format.html
      format.json { render :json => @quote }
      format.xml { render :xml => @quote }
    end
  end

  def new
    @quote = Quote.new
  end

  def create
    @quote = Quote.new(quote_params)
    @quote.submitter = nil if @quote.submitter.empty?

    unless @quote.valid?
      flash.alert = "Error submitting quote."

      respond_to do |format|
        format.html { render :new }
        format.json { render json: { error: "Error submitting quote." }, status: :bad_request }
        format.xml { render xml: { error: "Error submitting quote." }, status: :bad_request }
      end

      return
    end

    if user_signed_in?
      @quote.state = :published
      @quote.save!

      flash[:notice] = "Thank you for submitting your quote!"
      respond_to do |format|
        format.html { redirect_to @quote }
        format.json { render json: @quote }
        format.xml { render xml: @quote }
      end
    else
      @quote.state = :pending
      @quote.save!

      QuoteMailer.with(quote: @quote).pending_quote_email.deliver_later

      flash[:notice] = "Your quote has been submitted and is pending moderation."
      respond_to do |format|
        format.html { redirect_to new_quote_url }
        format.json { render json: @quote }
        format.xml { render xml: @quote }
      end
    end
  end

  def upvote
    @quote = Quote.published.find(params[:id])

    respond_to do |format|
      if @quote.upvote! request.remote_ip
        format.html do
          flash[:notice] = "You have upvoted Quote \"#{@quote.id}\"."
          redirect_to @quote
        end
        format.js { render "voted" }
        format.xml { head :ok }
      else
        format.html do
          flash[:notice] = "You have already voted on Quote \"#{@quote.id}\"."
          redirect_to @quote
        end
        format.xml { render :xml => { :error => "Someone from your IP address has already voted on this quote."} }
      end
    end
  end

  def downvote
    @quote = Quote.published.find(params[:id])

    respond_to do |format|
      if @quote.downvote! request.remote_ip
        format.html do
          flash[:notice] = "You have downvoted Quote \"#{@quote.id}\"."
          redirect_to @quote
        end
        format.js { render "voted" }
        format.xml { head :ok }
      else
        format.html do
          flash[:notice] = "You have already voted on Quote \"#{@quote.id}\"."
          redirect_to @quote
        end
        format.xml { render :xml => { :error => "Someone from your IP address has already voted on this quote."} }
      end
    end
  end

  private

    def quote_params
      params.require(:quote).permit(:content, :notes, :submitter, :tag_list)
    end
end