Closes #29. wtf.go --help [module name] returns help text if any is available.

git/widget.go

@@ -10,7 +10,7 @@ import (
 // Config is a pointer to the global config object
 var Config *config.Config
 
-const helpText = `
+const HelpText = `
   Keyboard commands for Git:
 
     /: Show/hide this help window
@@ -132,7 +132,7 @@ func (widget *Widget) showHelp() {
 		widget.app.SetFocus(widget.View)
 	}
 
-	modal := wtf.NewBillboardModal(helpText, closeFunc)
+	modal := wtf.NewBillboardModal(HelpText, closeFunc)
 
 	widget.pages.AddPage("help", modal, false, true)
 	widget.app.SetFocus(modal)

github/widget.go

@@ -10,7 +10,7 @@ import (
 // Config is a pointer to the global config object
 var Config *config.Config
 
-const helpText = `
+const HelpText = `
   Keyboard commands for Github:
 
     /: Show/hide this help window
@@ -135,7 +135,7 @@ func (widget *Widget) showHelp() {
 		widget.app.SetFocus(widget.View)
 	}
 
-	modal := wtf.NewBillboardModal(helpText, closeFunc)
+	modal := wtf.NewBillboardModal(HelpText, closeFunc)
 
 	widget.pages.AddPage("help", modal, false, true)
 	widget.app.SetFocus(modal)

help/help.go

@@ -3,6 +3,12 @@ package help
 import (
 	"fmt"
 	"os"
+
+	"github.com/senorprogrammer/wtf/git"
+	"github.com/senorprogrammer/wtf/github"
+	"github.com/senorprogrammer/wtf/textfile"
+	"github.com/senorprogrammer/wtf/todo"
+	"github.com/senorprogrammer/wtf/weather"
 )
 
 func DisplayCommandInfo(args []string, version string) {
@@ -14,15 +20,20 @@ func DisplayCommandInfo(args []string, version string) {
 
 	switch cmd {
 	case "help", "--help":
-		DisplayHelpInfo()
+		DisplayHelpInfo(args)
 	case "version", "--version":
 		DisplayVersionInfo(version)
 	}
 
 }
 
-func DisplayHelpInfo() {
+func DisplayHelpInfo(args []string) {
-	fmt.Println("Help is coming...")
+	if len(args) >= 1 {
+		fmt.Printf("%s\n", helpFor(args[0]))
+	} else {
+		fmt.Println("\n  --help takes a module name as an argument, i.e: '--help github'")
+	}
+
 	os.Exit(0)
 }
 
@@ -30,3 +41,20 @@ func DisplayVersionInfo(version string) {
 	fmt.Printf("Version: %s\n", version)
 	os.Exit(0)
 }
+
+func helpFor(moduleName string) string {
+	switch moduleName {
+	case "git":
+		return git.HelpText
+	case "github":
+		return github.HelpText
+	case "textfile":
+		return textfile.HelpText
+	case "todo":
+		return todo.HelpText
+	case "weather":
+		return weather.HelpText
+	default:
+		return fmt.Sprintf("\n  There is no help available for '%s'", moduleName)
+	}
+}

textfile/widget.go

@@ -13,7 +13,7 @@ import (
 // Config is a pointer to the global config object
 var Config *config.Config
 
-const helpText = `
+const HelpText = `
   Keyboard commands for Textfile:
 
     /: Show/hide this help window
@@ -91,7 +91,7 @@ func (widget *Widget) showHelp() {
 		widget.app.SetFocus(widget.View)
 	}
 
-	modal := wtf.NewBillboardModal(helpText, closeFunc)
+	modal := wtf.NewBillboardModal(HelpText, closeFunc)
 
 	widget.pages.AddPage("help", modal, false, true)
 	widget.app.SetFocus(modal)

todo/widget.go

@@ -14,7 +14,7 @@ import (
 // Config is a pointer to the global config object
 var Config *config.Config
 
-const helpText = `
+const HelpText = `
  Keyboard commands for Todo:
 
    /: Show/hide this help window
@@ -221,7 +221,7 @@ func (widget *Widget) showHelp() {
 		widget.app.SetFocus(widget.View)
 	}
 
-	modal := wtf.NewBillboardModal(helpText, closeFunc)
+	modal := wtf.NewBillboardModal(HelpText, closeFunc)
 
 	widget.pages.AddPage("help", modal, false, true)
 	widget.app.SetFocus(modal)

weather/widget.go

@@ -13,12 +13,12 @@ import (
 // Config is a pointer to the global config object.
 var Config *config.Config
 
-const helpText = `
+const HelpText = `
   Keyboard commands for Weather:
 
     /: Show/hide this help window
-		h: Previous weather location
+    h: Previous weather location
-		l: Next weather location
+    l: Next weather location
 
     arrow left:  Previous weather location
     arrow right: Next weather location
@@ -244,7 +244,7 @@ func (widget *Widget) showHelp() {
 		widget.app.SetFocus(widget.View)
 	}
 
-	modal := wtf.NewBillboardModal(helpText, closeFunc)
+	modal := wtf.NewBillboardModal(HelpText, closeFunc)
 
 	widget.pages.AddPage("help", modal, false, true)
 	widget.app.SetFocus(modal)

wtf.go

@@ -119,8 +119,8 @@ func main() {
 	/*
 	  This allows the user to pass flags in however they prefer. It supports the likes of:
 
-	    wtf help    | -help    | --help
+	    wtf -help    | --help
-	    wtf version | -version | --version
+	    wtf -version | --version
 	*/
 	flagConf := flag.String("config", "~/.wtf/config.yml", "Path to config file")
 	flagHelp := flag.Bool("help", false, "Show help")
@@ -129,14 +129,14 @@ func main() {
 	flag.Parse()
 
 	if *flagHelp {
-		help.DisplayHelpInfo()
+		help.DisplayHelpInfo(flag.Args())
 	}
 
 	if *flagVers {
 		help.DisplayVersionInfo(version)
 	}
 
-	help.DisplayCommandInfo(flag.Args(), version)
+	//help.DisplayCommandInfo(flag.Args(), version)
 
 	/* -------------------- end flag parsing and handling -------------------- */