small fixed, device repo and some device api

models/device.go

@@ -34,19 +34,28 @@ type DeviceState struct {
 type NewDeviceState struct {
 	Power       *bool   `json:"power"`
 	Color       *string `json:"color"`
-	Intensity   int     `json:"intensity"`
+	Intensity   *float64 `json:"intensity"`
 	Temperature int     `json:"temperature"`
 }
 
 type DeviceCapability string
 
 type DeviceRepository interface {
-	FindByID(ctx context.Context, id int) (*Device, error)
+	Find(ctx context.Context, id int) (*Device, error)
 	FetchByReference(ctx context.Context, kind ReferenceKind, value string) ([]Device, error)
 	Save(ctx context.Context, device *Device) error
 	Delete(ctx context.Context, device *Device) error
 }
 
+func DeviceCapabilitiesToStrings(caps []DeviceCapability) []string {
+	res := make([]string, 0, len(caps))
+	for _, cap := range caps {
+		res = append(res, string(cap))
+	}
+
+	return res
+}
+
 var (
 	DCPower              DeviceCapability = "Power"
 	DCColorHS            DeviceCapability = "ColorHS"
@@ -118,5 +127,9 @@ func (d *Device) SetState(newState NewDeviceState) error {
 		}
 	}
 
+	if newState.Intensity != nil && d.HasCapability(DCIntensity) {
+		d.State.Intensity = *newState.Intensity
+	}
+
 	return nil
 }

models/shared.go

@@ -6,6 +6,7 @@ var (
 	RKDeviceID ReferenceKind = "DeviceID"
 	RKBridgeID ReferenceKind = "BridgeID"
 	RKTag      ReferenceKind = "Tag"
+	RKAll      ReferenceKind = "All"
 )