require "rest-client"
require 'uri'
require 'json/pure'

module App42
  module Client
    class App42RestClient
      attr_accessor :host

      include App42::Base::Util

      def initialize(host= HOST)#:nodoc:
        @host = host
        @exception_msg = nil
      end

      # @param signature
      # @param url
      # @param params
      # @return
      # @rescue Exception
      def get(signature, url, params)
        params.store("signature", signature)
        resource, json_obj = "", nil
        resource << @host << url
        resource = URI.escape(resource).gsub("+", "%20") 
        begin
          response = RestClient.get resource, :params => params, :accept => JSON_MIME_TYPE, :content_type => JSON_MIME_TYPE, :apiKey => params['apiKey'], :timeStamp => params['timeStamp'], :signature => signature
        rescue Errno::ECONNREFUSED => e
          @exception_msg = "#{Message::COULD_NOT_CONNECT}"
        rescue SystemCallError, SocketError => e
          @exception_msg = "#{Message::NW_CONNECTION_ERROR}"  
        rescue RestClient::RequestTimeout => e
          @exception_msg = "#{Message::TIME_OUT_ERROR}"
        rescue => e
          if e.response.code != 200
            begin
              json_obj = JSON.parse(e.response)
            rescue => e
              message "#{Message::SERVER_ERROR}", true, 'red'
              exit!
            end
          end
          if e.response.code == 404
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])

          elsif e.response.code == 400
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
    
          elsif e.response.code == 401
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          elsif e.response.code == 413
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          elsif e.response.code == 500
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          else
            message "#{Message::SERVER_ERROR}", true, 'red'
            exit!
          end
        ensure
          unless @exception_msg.nil?
            # TODO, may need later
            #app42_client_info 
            message "#{@exception_msg}", true, 'red'
            exit!
          end  
        end
        
        response = json_parse(response)
        status = response['app42']['response']['code']
        if request_failed?(status)
          # TODO, may need later
          #app42_client_info
          parse_error_message(status, response)
        end if status
        
        return response["app42"]["response"]
        
      rescue JSON::ParserError => e
        # TODO, may need later
        #app42_client_info
        message "#{Message::SERVER_ERROR}", true, 'red'
        exit!
      end

      # @param signature
      # @param url
      # @param params
      # @param bodyPayload
      # @return
      # @rescue Exception
      def post(signature, url, params, body)        
        params.store("signature", signature)
        resource = ""
        resource << @host << url
        resource = URI.escape(resource).gsub("+", "%20")
        begin
          response = RestClient.post resource, body, :params => params, :accept => JSON_MIME_TYPE, :content_type => JSON_MIME_TYPE, :apiKey => params['apiKey'], :timeStamp => params['timeStamp'], :signature => signature
        rescue Errno::ECONNREFUSED => e
          @exception_msg = "#{Message::COULD_NOT_CONNECT}"
        rescue SystemCallError, SocketError => e
          @exception_msg = "#{Message::NW_CONNECTION_ERROR}"
        rescue RestClient::RequestTimeout => e
          @exception_msg = "#{Message::TIME_OUT_ERROR}"
        rescue => e
          if e.response.code != 200
            begin
              json_obj = JSON.parse(e.response)
            rescue => e
              message "#{Message::SERVER_ERROR}", true, 'red'
              exit!
            end
          end
          if e.response.code == 404
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])

          elsif e.response.code == 400
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
    
          elsif e.response.code == 401
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          elsif e.response.code == 413
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          elsif e.response.code == 500
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          else
            message "#{Message::SERVER_ERROR}", true, 'red'
            exit!
          end
        ensure
          unless @exception_msg.nil?
            #app42_client_info 
            message "#{@exception_msg}", true, 'red'
            exit!
          end  
        end

        response = json_parse(response)
        status = response['app42']['response']['code']
        
        if request_failed?(status)
          #app42_client_info
          parse_error_message(status, response)
        end if status
        
        return response["app42"]["response"]
        
      rescue JSON::ParserError => e
        #app42_client_info
        message "#{Message::SERVER_ERROR}", true, 'red'
        exit!
      end

      # @param signature
      # @param url
      # @param params
      # @param bodyPayload
      # @return
      # @rescue Exception
      def put(signature, url, params, body)      
        params.store("signature", signature)
        resource = ""
        resource << @host << url
        resource = URI.escape(resource).gsub("+", "%20")
        begin
          response = RestClient.put resource, body, :params => params, :accept => JSON_MIME_TYPE, :content_type => JSON_MIME_TYPE, :apiKey => params['apiKey'], :timeStamp => params['timeStamp'], :signature => signature
        rescue Errno::ECONNREFUSED => e
          @exception_msg = "#{Message::COULD_NOT_CONNECT}"
        rescue SystemCallError, SocketError => e
          @exception_msg = "#{Message::NW_CONNECTION_ERROR}"
        rescue RestClient::RequestTimeout => e
          @exception_msg = "#{Message::TIME_OUT_ERROR}"  
        rescue => e
          if e.response.code != 200
            begin
              json_obj = JSON.parse(e.response)
            rescue => e
              message "#{Message::SERVER_ERROR}", true, 'red'
              exit!
            end
          end
          if e.response.code == 404
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])

          elsif e.response.code == 400
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
    
          elsif e.response.code == 401
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          elsif e.response.code == 413
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          elsif e.response.code == 500
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          else
            message "#{Message::SERVER_ERROR}", true, 'red'
            exit!
          end
        ensure
          unless @exception_msg.nil?
            #app42_client_info 
            message "#{@exception_msg}", true, 'red'
            exit!
          end  
        end

        response = json_parse(response)
        status = response['app42']['response']['code']
        
        if request_failed?(status)
          #app42_client_info
          parse_error_message(status, response)
        end if status
        
        return response["app42"]["response"]
        
      rescue JSON::ParserError => e
        #app42_client_info
        message "#{Message::SERVER_ERROR}", true, 'red'
        exit!
      end

      # @param signature
      # @param url
      # @param params
      # @return
      # @rescue Exception
      def delete(signature, url, params)        
        params.store("signature", signature)
        resource = ""
        resource << @host << url
        resource = URI.escape(resource).gsub("+", "%20")
        begin
          response = RestClient.delete resource, :params => params, :accept => JSON_MIME_TYPE, :content_type => JSON_MIME_TYPE, :apiKey => params['apiKey'], :timeStamp => params['timeStamp'], :signature => signature
        rescue Errno::ECONNREFUSED => e
          @exception_msg = "#{Message::COULD_NOT_CONNECT}"
        rescue SystemCallError, SocketError => e
          @exception_msg = "#{Message::NW_CONNECTION_ERROR}"
        rescue RestClient::RequestTimeout => e
          @exception_msg = "#{Message::TIME_OUT_ERROR}"  
        rescue => e
          if e.response.code != 200
            begin
              json_obj = JSON.parse(e.response)
            rescue => e
              message "#{Message::SERVER_ERROR}", true, 'red'
              exit!
            end
          end
          if e.response.code == 404
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])

          elsif e.response.code == 400
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
    
          elsif e.response.code == 401
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          elsif e.response.code == 413
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          elsif e.response.code == 500
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          else
            message "#{Message::SERVER_ERROR}", true, 'red'
            exit!
          end
        ensure
          unless @exception_msg.nil?
            #app42_client_info 
            message "#{@exception_msg}", true, 'red'
            exit!
          end  
        end

        response = json_parse(response)
        status = response['app42']['response']['code']
        
        if request_failed?(status)
          #app42_client_info
          parse_error_message(status, response)
        end if status
        
        return response["app42"]["response"]
        
      rescue JSON::ParserError => e
        #app42_client_info
        message "#{Message::SERVER_ERROR}", true, 'red'
        exit!
      end

      #   MULTIPART for upload
      #
      # @param signature
      # @param url
      # @param params
      # @param post_params
      # @ source_path
      # @return
      # @rescue Exception
      #
      def multipart(signature, url, params, post_params, source_path)        
        params.store("signature", signature)
        resource = ""
        resource << @host << url
        resource = URI.escape(resource).gsub("+", "%20")
        begin
          # TODO, should be dynamic for multiple calls
          response = RestClient.put( resource,
            {
                :source_zip => File.open(source_path, "rb"),
                :name => 'test',
                :type => 'zip'
            },
            :accept => JSON_MIME_TYPE,
            :content_type => JSON_MIME_TYPE,
            :params => post_params,
            :apiKey => params['apiKey'],
            :appName => params['appName'],
            :timeStamp => params['timeStamp'],
            :signature => signature
          )
        rescue Errno::ECONNREFUSED => e
          @exception_msg = "#{Message::COULD_NOT_CONNECT}"
        rescue Errno::ENOENT => e
          @exception_msg = "#{e.message}"  
        rescue SystemCallError, SocketError => e
          @exception_msg = "#{Message::NW_CONNECTION_ERROR}"  
        rescue RestClient::RequestTimeout => e
          @exception_msg = "#{Message::TIME_OUT_ERROR}"  
        rescue => e
          if e.response.code != 200
            begin
              json_obj = JSON.parse(e.response)
            rescue => e
              message "#{Message::SERVER_ERROR}", true, 'red'
              exit!
            end
          end
          if e.response.code == 404
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])

          elsif e.response.code == 400
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
    
          elsif e.response.code == 401
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          elsif e.response.code == 413
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          elsif e.response.code == 500
            json_obj['app42Fault'].nil? ?
              @exception_msg = "#{Message::BAD_RESPONSE_ERROR} : #{e}" :
              parse_error_message(json_obj['app42Fault']['httpErrorCode'], json_obj['app42Fault'])
            
          else
            message "#{Message::SERVER_ERROR}", true, 'red'
            exit!
          end
        ensure
          unless @exception_msg.nil?
            #app42_client_info 
            message "#{@exception_msg}", true, 'red'
            exit!
          end  
        end

        response = json_parse(response)
        status = response['app42']['response']['code']
        
        if request_failed?(status)
          #app42_client_info
          parse_error_message(status, response)
        end if status
        
        return response["app42"]["response"]
        
      rescue JSON::ParserError => e
        #app42_client_info
        message "#{Message::SERVER_ERROR}", true, 'red'
        exit!
      end

    end

  end
end