add set-state command

cmd/command.go

@@ -19,6 +19,7 @@ type Flags struct {
 }
 
 type Command struct {
+	Name  string
 	Func  func(CmdArgs) int
 	Flags *flag.FlagSet
 }

cmd/ls.go

@@ -25,7 +25,7 @@ func LsCmd(args CmdArgs) int {
 	selector := args.Flags.String("selector")
 	lights, err := c.ListLights(selector)
 	if err != nil {
-		fmt.Println(err)
+		fmt.Printf("fatal: %s\n", err)
 		return 1
 	}
 	PrintLights(lights)

cmd/lume/main.go

@@ -47,7 +47,7 @@ func main() {
 
 	cmd, ok := lumecmd.GetCommand(command)
 	if !ok {
-		fmt.Println("ERROR")
+		fmt.Printf("lume: '%s' is not lume command. See 'lume' --help.'\n", command)
 		os.Exit(1)
 	}
 	fs := cmd.Flags

cmd/setstate.go

@@ -0,0 +1,86 @@
+package lumecmd
+
+import (
+	"flag"
+	"fmt"
+
+	"git.kill0.net/chill9/go-lifx"
+)
+
+func init() {
+	var cmdName string = "set-state"
+
+	fs := flag.NewFlagSet(cmdName, flag.ExitOnError)
+
+	selector := fs.String("selector", "all", "Set the selector")
+	fs.StringVar(selector, "s", "all", "Set the selector")
+
+	power := fs.String("power", "", "power state")
+	fs.StringVar(power, "p", "", "power state")
+
+	color := fs.String("color", "", "color state")
+	fs.StringVar(color, "c", "", "color state")
+
+	brightness := fs.String("brightness", "", "brightness state")
+	fs.StringVar(brightness, "b", "", "brightness state")
+
+	duration := fs.Float64("duration", 1.0, "duration state")
+	fs.Float64Var(duration, "d", 1.0, "duration state")
+
+	infrared := fs.String("infrared", "", "infrared state")
+	fs.StringVar(infrared, "i", "", "infrared state")
+
+	fast := fs.Bool("fast", false, "fast state")
+	fs.BoolVar(fast, "f", false, "fast state")
+
+	RegisterCommand(cmdName, Command{
+		Func:  SetStateCmd,
+		Flags: fs,
+	})
+}
+
+func SetStateCmd(args CmdArgs) int {
+	c := args.Client
+	state := lifx.State{}
+	selector := args.Flags.String("selector")
+
+	power := args.Flags.String("power")
+	if power != "" {
+		state.Power = power
+	}
+
+	color := args.Flags.String("color")
+	if color != "" {
+		state.Color = lifx.NamedColor(color)
+	}
+
+	brightnessFlag := args.Flags.String("brightness")
+	if brightnessFlag != "" {
+		brightness := args.Flags.Float64("brightness")
+		state.Brightness = brightness
+	}
+
+	duration := args.Flags.Float64("duration")
+	state.Duration = duration
+
+	infraredFlag := args.Flags.String("infrared")
+	if infraredFlag != "" {
+		infrared := args.Flags.Float64("infrared")
+		state.Infrared = infrared
+	}
+
+	fast := args.Flags.Bool("fast")
+	state.Fast = fast
+
+	r, err := c.SetState(selector, state)
+	if err != nil {
+		fmt.Printf("fatal: %s\n", err)
+		return 1
+	}
+
+	if !fast {
+		PrintResults(r.Results)
+	}
+
+	return 0
+}

cmd/toggle.go

@@ -24,7 +24,7 @@ func ToggleCmd(args CmdArgs) int {
 	selector := args.Flags.String("selector")
 	r, err := c.Toggle(selector, duration)
 	if err != nil {
-		fmt.Println(err)
+		fmt.Printf("fatal: %s\n", err)
 		return 1
 	}
 	PrintResults(r.Results)

lights.go

@@ -3,7 +3,7 @@ package lifx
 import (
 	//"crypto/tls"
 	"encoding/json"
-	"fmt"
+	"errors"
 	"net/http"
 	"time"
 )
@@ -97,7 +97,7 @@ func NewApiError(resp *http.Response) error {
 	if err = json.NewDecoder(resp.Body).Decode(&s); err != nil {
 		return err
 	}
-	return fmt.Errorf("fatal: %s", s.Error)
+	return errors.New(s.Error)
 }
 
 func IsApiError(resp *http.Response) bool {
@@ -120,6 +120,10 @@ func (c *Client) SetState(selector string, state State) (*Response, error) {
 	}
 	defer resp.Body.Close()
 
+	if IsApiError(resp) {
+		return nil, NewApiError(resp)
+	}
+
 	if state.Fast && resp.StatusCode == http.StatusAccepted {
 		return nil, nil
 	}