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* Reorganizing into packages. Much nicer organization now.
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Andrew Suderman
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Jan 20, 2020
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,33 @@ | ||
| package cmd | ||
|
|
||
| import ( | ||
| "github.com/spf13/cobra" | ||
| "k8s.io/klog" | ||
|
|
||
| "github.com/sudermanjr/led-controller/pkg/homekit" | ||
| "github.com/sudermanjr/led-controller/pkg/neopixel" | ||
| ) | ||
|
|
||
| var homekitPin string | ||
|
|
||
| func init() { | ||
| rootCmd.AddCommand(homekitCmd) | ||
|
|
||
| homekitCmd.Flags().StringVar(&homekitPin, "homekit-pin", "29847290", "The pin that homekit will use to authenticate with this device.") | ||
| } | ||
|
|
||
| var homekitCmd = &cobra.Command{ | ||
| Use: "homekit", | ||
| Short: "Run the lights as a homekit accessory.", | ||
| Long: `Run the lights as a homekit accessory.`, | ||
| Run: func(cmd *cobra.Command, args []string) { | ||
|
|
||
| led, err := neopixel.NewLEDArray(minBrightness, maxBrightness, ledCount, fadeDuration) | ||
| if err != nil { | ||
| klog.Fatal(err) | ||
| } | ||
| defer led.WS.Fini() | ||
|
|
||
| homekit.Start(homekitPin, led) | ||
| }, | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| package cmd | ||
|
|
||
| import ( | ||
| "flag" | ||
| "fmt" | ||
| "os" | ||
|
|
||
| "github.com/spf13/cobra" | ||
| "github.com/spf13/pflag" | ||
| "k8s.io/klog" | ||
| ) | ||
|
|
||
| var ( | ||
| version = "development" | ||
| commit = "n/a" | ||
| ledCount int | ||
| maxBrightness int | ||
| minBrightness int | ||
| fadeDuration int | ||
| colorName string | ||
| ) | ||
|
|
||
| func init() { | ||
| // Flags | ||
| rootCmd.PersistentFlags().IntVarP(&ledCount, "led-count", "l", 12, "The number of LEDs in the array.") | ||
| rootCmd.PersistentFlags().IntVar(&maxBrightness, "max-brightness", 200, "The maximum brightness that will work within the 0-250 range.") | ||
| rootCmd.PersistentFlags().IntVar(&minBrightness, "min-brightness", 25, "The minimum brightness that will work within the 0-250 range.") | ||
| rootCmd.PersistentFlags().IntVarP(&fadeDuration, "fade-duration", "f", 100, "The duration of fade-ins and fade-outs in ms.") | ||
|
|
||
| //Commands | ||
| rootCmd.AddCommand(versionCmd) | ||
|
|
||
| klog.InitFlags(nil) | ||
| flag.Parse() | ||
| pflag.CommandLine.AddGoFlagSet(flag.CommandLine) | ||
|
|
||
| environmentVariables := map[string]string{ | ||
| "LED_COUNT": "led-count", | ||
| "MAX_BRIGHTNESS": "max-brightness", | ||
| "MIN_BRIGHTNESS": "min-brightness", | ||
| "FADE_DURTION": "fade-duration", | ||
| } | ||
|
|
||
| for env, flag := range environmentVariables { | ||
| flag := rootCmd.PersistentFlags().Lookup(flag) | ||
| flag.Usage = fmt.Sprintf("%v [%v]", flag.Usage, env) | ||
| if value := os.Getenv(env); value != "" { | ||
| err := flag.Value.Set(value) | ||
| if err != nil { | ||
| klog.Errorf("Error setting flag %v to %s from environment variable %s", flag, value, env) | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| var rootCmd = &cobra.Command{ | ||
| Use: "led-controller", | ||
| Short: "led-controller", | ||
| Long: `A cli for running neopixels`, | ||
| Run: func(cmd *cobra.Command, args []string) { | ||
| klog.Error("You must specify a sub-command.") | ||
| err := cmd.Help() | ||
| if err != nil { | ||
| klog.Error(err) | ||
| } | ||
| os.Exit(1) | ||
| }, | ||
| } | ||
|
|
||
| // Execute the stuff | ||
| func Execute(VERSION string, COMMIT string) { | ||
| version = VERSION | ||
| commit = COMMIT | ||
| if err := rootCmd.Execute(); err != nil { | ||
| klog.Error(err) | ||
| os.Exit(1) | ||
| } | ||
| } | ||
|
|
||
| var versionCmd = &cobra.Command{ | ||
| Use: "version", | ||
| Short: "Prints the current version of the tool.", | ||
| Long: `Prints the current version.`, | ||
| Run: func(cmd *cobra.Command, args []string) { | ||
| fmt.Println("Version:" + version + " Commit:" + commit) | ||
| }, | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,91 +1,16 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "flag" | ||
| "fmt" | ||
| "os" | ||
|
|
||
| "github.com/spf13/cobra" | ||
| "github.com/spf13/pflag" | ||
| "k8s.io/klog" | ||
| "github.com/sudermanjr/led-controller/cmd" | ||
| ) | ||
|
|
||
| func main() { | ||
| Execute(version, commit) | ||
| } | ||
|
|
||
| var ( | ||
| version = "development" | ||
| commit = "n/a" | ||
| ledCount int | ||
| maxBrightness int | ||
| minBrightness int | ||
| fadeDuration int | ||
| colorName string | ||
| // version is set during build | ||
| version = "development" | ||
| // commit is set during build | ||
| commit = "n/a" | ||
| ) | ||
|
|
||
| func init() { | ||
| // Flags | ||
| rootCmd.PersistentFlags().IntVarP(&ledCount, "led-count", "l", 12, "The number of LEDs in the array.") | ||
| rootCmd.PersistentFlags().IntVar(&maxBrightness, "max-brightness", 200, "The maximum brightness that will work within the 0-250 range.") | ||
| rootCmd.PersistentFlags().IntVar(&minBrightness, "min-brightness", 25, "The minimum brightness that will work within the 0-250 range.") | ||
| rootCmd.PersistentFlags().IntVarP(&fadeDuration, "fade-duration", "f", 100, "The duration of fade-ins and fade-outs in ms.") | ||
|
|
||
| //Commands | ||
| rootCmd.AddCommand(versionCmd) | ||
|
|
||
| klog.InitFlags(nil) | ||
| flag.Parse() | ||
| pflag.CommandLine.AddGoFlagSet(flag.CommandLine) | ||
|
|
||
| environmentVariables := map[string]string{ | ||
| "LED_COUNT": "led-count", | ||
| "MAX_BRIGHTNESS": "max-brightness", | ||
| "MIN_BRIGHTNESS": "min-brightness", | ||
| "FADE_DURTION": "fade-duration", | ||
| } | ||
|
|
||
| for env, flag := range environmentVariables { | ||
| flag := rootCmd.PersistentFlags().Lookup(flag) | ||
| flag.Usage = fmt.Sprintf("%v [%v]", flag.Usage, env) | ||
| if value := os.Getenv(env); value != "" { | ||
| err := flag.Value.Set(value) | ||
| if err != nil { | ||
| klog.Errorf("Error setting flag %v to %s from environment variable %s", flag, value, env) | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| var rootCmd = &cobra.Command{ | ||
| Use: "led-controller", | ||
| Short: "led-controller", | ||
| Long: `A cli for running neopixels`, | ||
| Run: func(cmd *cobra.Command, args []string) { | ||
| klog.Error("You must specify a sub-command.") | ||
| err := cmd.Help() | ||
| if err != nil { | ||
| klog.Error(err) | ||
| } | ||
| os.Exit(1) | ||
| }, | ||
| } | ||
|
|
||
| // Execute the stuff | ||
| func Execute(VERSION string, COMMIT string) { | ||
| version = VERSION | ||
| commit = COMMIT | ||
| if err := rootCmd.Execute(); err != nil { | ||
| klog.Error(err) | ||
| os.Exit(1) | ||
| } | ||
| } | ||
|
|
||
| var versionCmd = &cobra.Command{ | ||
| Use: "version", | ||
| Short: "Prints the current version of the tool.", | ||
| Long: `Prints the current version.`, | ||
| Run: func(cmd *cobra.Command, args []string) { | ||
| fmt.Println("Version:" + version + " Commit:" + commit) | ||
| }, | ||
| func main() { | ||
| cmd.Execute(version, commit) | ||
| } |
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