Add breathe effect command

cmd/breathe.go

@@ -0,0 +1,106 @@
+package lumecmd
+
+import (
+	"flag"
+
+	"git.kill0.net/chill9/lifx-go"
+)
+
+func NewCmdBreathe() Command {
+	return Command{
+		Name: "breathe",
+		Func: BreatheCmd,
+		Flags: func() *flag.FlagSet {
+			fs := flag.NewFlagSet("breathe", flag.ExitOnError)
+
+			selector := fs.String("selector", defaultSelector, "Set the selector")
+			fs.StringVar(selector, "s", defaultSelector, "Set the selector")
+
+			fs.String("color", defaultColor, "The color to use for the breathe effect")
+
+			fs.String("from-color", defaultColor, "The color to start the effect from")
+
+			fs.Float64("period", lifx.DefaultBreathePeriod, "The time in seconds for one cycle of the effect")
+
+			fs.Float64("cycles", lifx.DefaultBreatheCycles, "The number of times to repeat the effect")
+
+			fs.Bool("persist", lifx.DefaultBreathePersist, "If false set the light back to its previous value when effect ends, if true leave the last effect color")
+
+			fs.Bool("power-on", lifx.DefaultBreathePowerOn, "If true, turn the bulb on if it is not already on")
+
+			fs.Float64("peak", lifx.DefaultBreathePeak, "Defines where in a period the target color is at its maximum (min: 0.0, max: 1.0)")
+
+			fs.String("format", defaultOutputFormat, "Set the output format")
+
+			return fs
+		}(),
+		Use:   "[--selector <selector>] --color <color> [--from-color <color>] [--period <period>] [--cycles <cycles>] [--persist <persist>] [--power-on] [--peak <peak>]",
+		Short: "The breathe effect",
+	}
+}
+
+func BreatheCmd(ctx Context) (int, error) {
+	var p Printer
+
+	c := ctx.Client
+	breathe := lifx.NewBreathe()
+	selector := ctx.Flags.String("selector")
+	format := ctx.Flags.String("format")
+
+	if format == "" && ctx.Config.OutputFormat != "" {
+		format = ctx.Config.OutputFormat
+	}
+
+	color := ctx.Flags.String("color")
+	if color != "" {
+		breathe.Color = lifx.NamedColor(color)
+	}
+
+	from_color := ctx.Flags.String("from-color")
+	if from_color != "" {
+		breathe.FromColor = lifx.NamedColor(from_color)
+	}
+
+	periodFlag := ctx.Flags.String("period")
+	if periodFlag != "" {
+		period := ctx.Flags.Float64("period")
+		breathe.Period = period
+	}
+
+	cyclesFlag := ctx.Flags.String("cycles")
+	if cyclesFlag != "" {
+		cycles := ctx.Flags.Float64("cycles")
+		breathe.Cycles = cycles
+	}
+
+	persist := ctx.Flags.Bool("persist")
+	breathe.Persist = persist
+
+	power_on := ctx.Flags.Bool("power-on")
+	breathe.PowerOn = power_on
+
+	peakFlag := ctx.Flags.String("peak")
+	if peakFlag != "" {
+		peak := ctx.Flags.Float64("peak")
+		breathe.Peak = peak
+	}
+
+	if color == "" {
+		printCmdHelp(ctx.Name)
+		return ExitFailure, nil
+	}
+
+	if err := breathe.Valid(); err != nil {
+		return ExitFailure, err
+	}
+
+	r, err := c.Breathe(selector, breathe)
+	if err != nil {
+		return ExitFailure, err
+	}
+
+	p = NewPrinter(format)
+	p.Results(r.Results)
+
+	return ExitSuccess, nil
+}

cmd/main.go

@@ -19,6 +19,7 @@ func init() {
 	RegisterCommand(NewCmdShow())
 	RegisterCommand(NewCmdToggle())
 	RegisterCommand(NewCmdVersion())
+	RegisterCommand(NewCmdBreathe())
 }
 
 var Version string