movies_controller.rb

require 'pry'

class MoviesController < ApplicationController
  before_action :require_movie, only: [:show]

  def index
    if params[:query]
      data = MovieWrapper.search(params[:query])
    else
      data = Movie.all
    end

    render status: :ok, json: data
  end

  def show
    render(
      status: :ok,
      json: @movie.as_json(
        only: [:title, :overview, :release_date, :inventory],
        methods: [:available_inventory]
        )
      )
  end


  def create
    
    if !Movie.find_by(title: movie_params[:title])
      @movie = Movie.new(movie_params)
      @movie.image_url = movie_params["image_url"].slice(31..-1)
      if @movie.save
        render json: { id: @movie.id }, status:  :ok
      else
        render json: { ok: false, errors: @movie.errors.messages}, status: :bad_request
      end
    else
      render json:{
        errors:{
          title: ["movie exists in database"]
        }
      }
    end
  end

  private

  def movie_params
    params.permit(:title, :overview, :image_url, :release_date, :external_id, :inventory)
  end

  def require_movie
    @movie = Movie.find_by(title: params[:title])
    unless @movie
      render status: :not_found, json: { errors: { title: ["No movie with title #{params["title"]}"] } }
    end
  end
end