From a0a8f16f81b36bd700a3d08780ac6e67a9dfc8a0 Mon Sep 17 00:00:00 2001
From: Collin Guarino <collin.guarino@gmail.com>
Date: Thu, 4 Feb 2016 14:38:39 -0500
Subject: Added index to Light struct to easily reference it from []light.

---
 bridge.go     | 8 +++++++-
 light.go      | 4 +++-
 light_test.go | 7 ++++---
 3 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/bridge.go b/bridge.go
index d0ded7e..803f419 100644
--- a/bridge.go
+++ b/bridge.go
@@ -75,7 +75,13 @@ func (self *Bridge) Post(path string, params interface{}) ([]byte, io.Reader, er
 func (self *Bridge) Put(path string, params interface{}) ([]byte, io.Reader, error) {
     uri := fmt.Sprintf("http://" + self.IPAddress + path)
     client := &http.Client{}
-	request, err := http.NewRequest("PUT", uri, strings.NewReader(params))
+
+    data, err := json.Marshal(params)
+    if err != nil {
+        return []byte{}, nil, err
+    }
+
+	request, err := http.NewRequest("PUT", uri, bytes.NewReader(data))
     resp, err := client.Do(request)
 	if err != nil {
 		return []byte{}, nil, err
diff --git a/light.go b/light.go
index 4180c37..0ec8e80 100644
--- a/light.go
+++ b/light.go
@@ -28,6 +28,7 @@ type Light struct {
     ManufacturerName string     `json:"manufacturername"`
     UniqueID         string     `json:"uniqueid"`
     SWVersion        string     `json:"swversion"`
+    Index            int        // Set by index of light array response
 }
 
 // LightState used in SetLightState to ammend light attributes.
@@ -52,7 +53,7 @@ type LightState struct {
 // brightness, and more. See `SetLightState` struct.
 func SetLightState(bridge *Bridge, lightID string, newState LightState) error {
     uri := fmt.Sprintf("/api/%s/lights/%s/state", bridge.Username, lightID)
-    _, _, err := bridge.Post(uri, newState) // TODO: change to PUT
+    _, _, err := bridge.Put(uri, newState) // TODO: change to PUT
     if err != nil {
         return err
     }
@@ -84,6 +85,7 @@ func GetAllLights(bridge *Bridge) ([]Light, error) {
         if err != nil {
             trace("", err)
         }
+        data.Index = index
         lights = append(lights, data)
     }
     return lights, nil
diff --git a/light_test.go b/light_test.go
index b1ea862..6da677d 100644
--- a/light_test.go
+++ b/light_test.go
@@ -16,9 +16,10 @@ func TestGetLight(t *testing.T) {
 }
 
 func TestSetLightState(t *testing.T) {
+    fmt.Println("\nTESTING LIGHT STATE:\n\n")
     bridge := NewBridge("192.168.1.128", "319b36233bd2328f3e40731b23479207")
     lights, _ := GetAllLights(bridge)
-    fmt.Println(lights[0].Name)
-    newState := LightState{On: true}
-    SetLightState(bridge, lights[0].UniqueID, newState)
+    fmt.Println("\nUNIQUE ID: ", lights[0].UniqueID)
+    newState := LightState{On: false}
+    SetLightState(bridge, lights[1].Index, newState)
 }
-- 
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