module Fog
  module Compute
    class ProfitBricks
      class Real
        # Associates a NIC to a Load Balancer, enabling the NIC to participate in load-balancing
        #
        # ==== Parameters
        # * datacenter_id<~String>   - UUID of the data center
        # * load_balancer_id<~String> - UUID of the load balancer
        # * nic_id<~String>           - UUID of the NIC
        #
        # ==== Returns
        # * response<~Excon::Response>:
        #   * body<~Hash>:
        #     * id<~String> 		  - The resource's unique identifier
        #     * type<~String>		  - The type of the created resource
        #     * href<~String>		  - URL to the object’s representation (absolute path)
        #     * metadata<~Hash>	  - Hash containing the NIC metadata
        #       * createdDate<~String>		  - The date the resource was created
        #       * createdBy<~String>		    - The user who created the resource
        #       * etag<~String>				      - The etag for the resource
        #       * lastModifiedDate<~String>	- The last time the resource has been modified
        #       * lastModifiedBy<~String>	  - The user who last modified the resource
        #       * state<~String>            - NIC state
        #     * properties<~Hash> - Hash containing the NIC properties
        #       * name<~String>             - The name of the NIC
        #       * mac<~String>              - The MAC address of the NIC
        #       * ips<~Array>               - IPs assigned to the NIC represented as a collection
        #       * dhcp<~Boolean>            - Boolean value that indicates if the NIC is using DHCP or not
        #       * lan<~Integer>             - The LAN ID the NIC sits on
        #       * firewallActive<~Boolean>  - Once a firewall rule is added, this will reflect a true value
        #     * entities<~Hash>           - Hash containing the NIC entities
        #       * firewallrules<~Hash>      - A list of firewall rules associated to the NIC represented as a collection
        #         * id<~String>               - The resource's unique identifier
        #         * type<~String>			        - The type of the resource
        #         * href<~String>			        - URL to the object’s representation (absolute path)
        #         * items<~Array>			        - Collection of individual firewall rules objects
        #           * id<~String> 		        - The resource's unique identifier
        #           * type<~String>		        - The type of the resource
        #           * href<~String>		        - URL to the object’s representation (absolute path)
        #           * metadata<~Hash>	        - Hash containing the Firewall Rule metadata
        #             * createdDate<~String>		  - The date the resource was created
        #             * createdBy<~String>		    - The user who created the resource
        #             * etag<~String>				      - The etag for the resource
        #             * lastModifiedDate<~String>	- The last time the resource has been modified
        #             * lastModifiedBy<~String>	  - The user who last modified the resource
        #             * state<~String>            - Firewall Rule state
        #           * properties<~Hash>       - Hash containing the Firewall Rule properties
        #             * name<~String>             - The name of the Firewall Rule
        #             * protocol<~String>         - The protocol for the rule: TCP, UDP, ICMP, ANY
        #             * sourceMac<~Array>         - Only traffic originating from the respective MAC address is allowed.
        #                                           Valid format: aa:bb:cc:dd:ee:ff. Value null allows all source MAC address
        #             * sourceIp<~Boolean>        - Only traffic originating from the respective IPv4 address is allowed.
        #                                           Value null allows all source IPs
        #             * targetIp<~Integer>        - In case the target NIC has multiple IP addresses, only traffic directed
        #                                           to the respective IP address of the NIC is allowed. Value null allows all target IPs
        #             * icmpCode<~Boolean>        - Defines the allowed code (from 0 to 254) if protocol ICMP is chosen.
        #                                           Value null allows all codes.
        #             * icmpType<~Boolean>        - Defines the allowed type (from 0 to 254) if the protocol ICMP is chosen.
        #                                           Value null allows all types
        #             * portRangeStart<~Boolean>  - Defines the start range of the allowed port (from 1 to 65534)
        #                                           if protocol TCP or UDP is chosen. Leave portRangeStart and portRangeEnd
        #                                           value null to allow all ports
        #             * portRangeEnd<~Boolean>    - Defines the end range of the allowed port (from 1 to 65534)
        #                                           if the protocol TCP or UDP is chosen. Leave portRangeStart and
        #                                           portRangeEnd value null to allow all ports
        #
        # {ProfitBricks API Documentation}[https://devops.profitbricks.com/api/cloud/v2/#associate-nic-to-load-balancer]
        def associate_nic_to_load_balancer(datacenter_id, load_balancer_id, nic_id)
          nic = {
            :id => nic_id
          }

          request(
            :expects => [202],
            :method  => 'POST',
            :path    => "/datacenters/#{datacenter_id}/loadbalancers/#{load_balancer_id}/balancednics",
            :body => Fog::JSON.encode(nic)
          )
        end
      end

      class Mock
        def associate_nic_to_load_balancer(datacenter_id, load_balancer_id, nic_id)
          if load_balancer = data[:load_balancers]['items'].find do |lb|
            lb["datacenter_id"] == datacenter_id && lb["id"] == load_balancer_id
          end
          else
            raise Fog::Errors::NotFound, "The requested resource could not be found"
          end

          unless load_balancer['entities'] && load_balancer['entities']['balancednics'] && load_balancer['entities']['balancednics']['items']
            nic = data[:nics]['items'].find do |nic|
              nic["datacenter_id"] == datacenter_id && nic["id"] == nic_id
            end

            load_balancer['entities'] = {
              'balancednics' => {
                'id'    => "#{load_balancer_id}/balancednics",
                'type'  => "collection",
                'href'  => "https://api.profitbricks.com/rest/v2/datacenters/#{datacenter_id}/loadbalancers/#{load_balancer_id}/balancednics",
                'items' => [nic]
              }
            }
          end

          response        = Excon::Response.new
          response.status = 202
          response.body   = nic
          response
        end
      end
    end
  end
end
