add beginning of CLI app and some backend fixes.

models/colorvalue.go

@@ -23,10 +23,10 @@ func (c *ColorValue) IsKelvin() bool {
 
 func (c *ColorValue) String() string {
 	if c.Kelvin > 0 {
-		return fmt.Sprintf("kelvin:%d", c.Kelvin)
+		return fmt.Sprintf("k:%d", c.Kelvin)
 	}
 
-	return fmt.Sprintf("hsv:%f,%f", c.Hue, c.Saturation)
+	return fmt.Sprintf("hs:%g,%g", c.Hue, c.Saturation)
 }
 
 func ParseColorValue(raw string) (ColorValue, error) {

models/device.go

@@ -19,6 +19,12 @@ type Device struct {
 	Tags             []string               `json:"tags"`
 }
 
+type DeviceUpdate struct {
+	Icon           *string             `json:"icon"`
+	Name           *string             `json:"name"`
+	UserProperties map[string]*string `json:"userProperties"`
+}
+
 // DeviceState contains optional state values that
 //  - Power: Whether the device is powered on
 //  - Color: Color value, if a color setting can be set on the device
@@ -32,10 +38,10 @@ type DeviceState struct {
 }
 
 type NewDeviceState struct {
-	Power       *bool   `json:"power"`
-	Color       *string `json:"color"`
+	Power       *bool    `json:"power"`
+	Color       *string  `json:"color"`
 	Intensity   *float64 `json:"intensity"`
-	Temperature int     `json:"temperature"`
+	Temperature *int     `json:"temperature"`
 }
 
 type DeviceCapability string
@@ -79,6 +85,25 @@ var Capabilities = []DeviceCapability{
 	DCTemperatureSensor,
 }
 
+func (d *Device) ApplyUpdate(update DeviceUpdate) {
+	if update.Name != nil {
+		d.Name = *update.Name
+	}
+	if update.Icon != nil {
+		d.Icon = *update.Icon
+	}
+	if d.UserProperties == nil {
+		d.UserProperties = make(map[string]string)
+	}
+	for key, value := range update.UserProperties {
+		if value != nil {
+			d.UserProperties[key] = *value
+		} else {
+			delete(d.UserProperties, key)
+		}
+	}
+}
+
 func (d *Device) Validate() error {
 	d.Name = strings.Trim(d.Name, " \t\n ")
 	if d.Name == "" {

models/shared.go

@@ -7,6 +7,5 @@ var (
 	RKBridgeID ReferenceKind = "BridgeID"
 	RKTag      ReferenceKind = "Tag"
 	RKAll      ReferenceKind = "All"
+	RKName     ReferenceKind = "Name"
 )
-
-