gistfile1.txt

def create
    errors = []
    @user = User.find(params[:user_id])
    if @user.nil?
      errors << "User not found"
    end
    
    @stock = Stock.find_by_ticker(params[:ticker])
    if @stock.nil?
      @stock = Stock.new(ticker: params[:ticker])

      unless @stock.save
        errors.concat(@stock.errors.full_messages)
      end
    end
    unless errors.nil? and @stock.persisted?
      errors << "Error saving stock"
    end

    unless errors.nil?
      @user.stocks << @stock

      json = {
        status: 200,
        symbol: @stock.ticker,
        path: Rails.application.routes.url_helpers.stock_path(@stock),
        errors: "nil"
      }
    else
      json = {
        status: 500,
        symbol: "nil",
        path: "nil",
        errors: errors
      }
    end

    render json: json.to_json

  end

Brother Chintan, we taught you better than this :P