places_controller.rb

# frozen_string_literal: true

class PlacesController < ApplicationController

  def index
    render json: RIP.get(
      :gplaces,
      'autocomplete/json',
      input: params[:q]
    )
  end

  def show
    render json: RIP.get(
      :gplaces,
      'details/json',
      placeid: params[:id]
    )
  end

  def photo
    redirect_to(
        RIP.generate_url(
          :gplaces,
          'photo',
          photoreference: params[:id],
          maxwidth: '2048',
          maxheight: '1536'
        ),
        type: 'fetch'
    )
  end
end

rip.rb

# Module to handle external rest apis Requests
require 'open-uri'

module RIP
  def self.uri_and_params_to_url(uri, params)
    [uri, params.to_query].join '?'
  end

  def self.url_and_path_to_url(url, path)
    [url, path].join('/')
  end

  def self.gplaces_url(uri, params)
    uri_and_params_to_url(
      url_and_path_to_url("https://maps.googleapis.com/maps/api/place", uri),
      params.merge(key: ENV['GOOGLE_API_KEY'])
    )
  end


  def self.facebook_url(uri, params)
    uri_and_params_to_url(
      url_and_path_to_url("https://graph.facebook.com/v2.7", uri),
      params.merge(access_token: ENV['FB_ACCESS_TOKEN'])
    )
  end

  def self.generate_url(type, uri, params)
    send(type.to_s + '_url', uri, params)
  end

  def self.get(type, uri, options)
    JSON(
      HTTParty.get(
        generate_url(type, uri, options)
      ).body
    )
  end
end