From cf0b03f58d1fc73fdc51d56e290a70909602a01c Mon Sep 17 00:00:00 2001
From: Samson Gudise <sgudise@fanatics.com>
Date: Sat, 27 Oct 2018 11:46:10 -0600
Subject: [PATCH] checkout first free subnet

---
 controllers/subnets/subnets.go | 22 +++++++++++++---------
 phpipam/request/request.go     | 27 +++++++++++++++++++++++++--
 2 files changed, 38 insertions(+), 11 deletions(-)

diff --git a/controllers/subnets/subnets.go b/controllers/subnets/subnets.go
index 0a5840a..367bd1a 100644
--- a/controllers/subnets/subnets.go
+++ b/controllers/subnets/subnets.go
@@ -4,7 +4,6 @@ package subnets
 
 import (
 	"fmt"
-
 	"github.com/paybyphone/phpipam-sdk-go/controllers/addresses"
 	"github.com/paybyphone/phpipam-sdk-go/phpipam"
 	"github.com/paybyphone/phpipam-sdk-go/phpipam/client"
@@ -83,13 +82,6 @@ type Subnet struct {
 
 	// The date of the last edit to this resource.
 	EditDate string `json:"editDate,omitempty"`
-
-	// A map[string]interface{} of custom fields to set on the resource. Note
-	// that this functionality requires PHPIPAM 1.3 or higher with the "Nest
-	// custom fields" flag set on the specific API integration. If this is not
-	// enabled, this map will be nil on GETs and POSTs and PATCHes with this
-	// field set will fail. Use the explicit custom field functions instead.
-	CustomFields map[string]interface{} `json:"custom_fields,omitempty"`
 }
 
 // Controller is the base client for the Subnets controller.
@@ -129,7 +121,19 @@ func (c *Controller) GetSubnetsByCIDR(cidr string) (out []Subnet, err error) {
 	return
 }
 
-// GetFirstFreeAddress GETs the first free IP address in a subnet and returns
+// Create new child subnet inside subnet with specified mask.
+func (c *Controller) CreateFirstFreeSubnet(id, mask int) (out string, err error) {
+	err = c.SendRequest("POST", fmt.Sprintf("/subnets/%d/first_subnet/%d", id, mask),&struct{}{}, &out)
+	return
+}
+
+// Get first free/available subnet from master subnet
+func (c *Controller) GetFirstFreeSubnet(id, mask int) (out string, err error) {
+	err = c.SendRequest("GET", fmt.Sprintf("/subnets/%d/first_subnet/%d", id, mask),&struct{}{}, &out)
+	return
+}
+
+// GetFirstFreeAddress GETs the  free IP address in a subnet and returns
 // it as a string. This can be used to automatically determine the next address
 // you should use. If there are no more available addresses, the string will be
 // blank.
diff --git a/phpipam/request/request.go b/phpipam/request/request.go
index d8f47dd..a6258ea 100644
--- a/phpipam/request/request.go
+++ b/phpipam/request/request.go
@@ -28,6 +28,21 @@ type APIResponse struct {
 	Success bool
 }
 
+type APIResponseInt struct {
+	// The HTTP result code.
+	Code int
+
+	// The response data. This is further unmarshaled into the data type set by
+	// Request.Output.
+	Data json.RawMessage
+
+	// The error message, if the request failed.
+	Message string
+
+	// Whether or not the API request was successful.
+	Success int
+}
+
 // Request represents the API request.
 type Request struct {
 	// The API session.
@@ -76,10 +91,18 @@ func (r *requestResponse) BodyString() string {
 // request is successful and the response data is unmarshalled.
 func (r *requestResponse) ReadResponseJSON(v interface{}) error {
 	var resp APIResponse
+	var respi APIResponseInt
 	if err := json.Unmarshal(r.Body, &resp); err != nil {
-		return fmt.Errorf("JSON parsing error: %s - Response body: %s", err, r.Body)
-	}
+		if err := json.Unmarshal(r.Body, &respi); err != nil {
+			return fmt.Errorf("JSON parsing error: %s - Response body: %s", err, r.Body)
+		} else {
+			if (respi.Success == 0) { resp.Success = true }  else { resp.Success = false }
+			resp.Code = respi.Code
+			resp.Data = respi.Data
+			resp.Message = respi.Message
 
+		}
+	}
 	if !resp.Success {
 		return r.handleError()
 	}