add color and email prompt

cmd/help/main.go

@@ -5,19 +5,59 @@ import (
 	"os"
 	"strconv"
 
+	"github.com/charmbracelet/lipgloss"
 	"github.com/mattn/go-tty"
 )
 
-func numberPrompt(tty *tty.TTY, prompt string, opts []string) (int, error) {
+// TODO consider local-only help command for renaming and adding emails to account
+
+type colorScheme struct {
+	Header   func(string) string
+	Subtitle func(string) string
+	Prompt   func(string) string
+	Email    func(string) string
+	Option   func(string) string
+}
+
+func newColorScheme() colorScheme {
+	s2r := func(s lipgloss.Style) func(string) string {
+		return s.Render
+	}
+	c := func(s string) lipgloss.Color {
+		return lipgloss.Color(s)
+	}
+	s := lipgloss.NewStyle
+	return colorScheme{
+		Header:   s2r(s().Bold(true).Foreground(c("#E0B0FF"))),
+		Subtitle: s2r(s().Italic(true).Foreground(c("gray"))),
+		Email:    s2r(s().Bold(true).Underline(true)),
+		Prompt:   s2r(s().Bold(true).Foreground(c("#00752d"))),
+		Option:   s2r(s().Bold(true).Foreground(c("#38747a"))),
+	}
+}
+
+func stringPrompt(cs colorScheme, tty *tty.TTY, prompt string) (string, error) {
+	fmt.Println("")
+	fmt.Println(cs.Prompt(prompt))
+	fmt.Println(cs.Subtitle("(type your answer below and press enter to submit)"))
+	s, err := tty.ReadString()
+	if err != nil {
+		return "", fmt.Errorf("couldn't collect input: %w", err)
+	}
+
+	return s, nil
+}
+
+func numberPrompt(cs colorScheme, tty *tty.TTY, prompt string, opts []string) (int, error) {
 	fmt.Println()
-	fmt.Println(prompt)
-	fmt.Println("(pick an option using the corresponding number)")
+	fmt.Println(cs.Prompt(prompt))
+	fmt.Println(cs.Subtitle("(pick an option using the corresponding number)"))
 
 	chosen := -1
 	for chosen < 0 {
 		fmt.Println()
 		for ix, o := range opts {
-			fmt.Printf("%d: %s\n", ix+1, o)
+			fmt.Printf("%s: %s\n", cs.Option(fmt.Sprintf("%d", ix+1)), o)
 		}
 		r, err := tty.ReadRune()
 		if err != nil {
@@ -37,13 +77,17 @@ func numberPrompt(tty *tty.TTY, prompt string, opts []string) (int, error) {
 		chosen = c - 1
 	}
 
+	fmt.Println("")
+
 	return chosen, nil
 }
 
 func _main() error {
-	fmt.Println("Hi, you have reached the tilde town help desk.")
+	cs := newColorScheme()
+	fmt.Println(cs.Header("Hi, you have reached the tilde town help desk."))
 	fmt.Println()
-	fmt.Println("Please check out the options below. If none of them apply to you, you can send an e-mail to root@tilde.town .")
+	fmt.Println("Please check out the options below.")
+	fmt.Printf("If none of them apply to your case, you can email %s. \n", cs.Email("root@tilde.town"))
 	tty, err := tty.Open()
 	if err != nil {
 		return fmt.Errorf("could not open tty: %w", err)
@@ -51,20 +95,48 @@ func _main() error {
 	defer tty.Close()
 
 	options := []string{
-		"I lost access to my tilde.town account and want to upload a new SSH key",
-		"I have a code from my e-mail to redeem",
-		"I just want outta here",
+		"I need to request that a new SSH key be added to my account.",
+		"I have a code from my e-mail to redeem for a new SSH key",
+		"I just want out of here",
 	}
-	c, err := numberPrompt(tty, "What do you need help with?", options)
+	c, err := numberPrompt(cs, tty, "What do you need help with?", options)
 
-	if c == 2 {
+	switch c {
+	case 0:
+		return collectEmail(cs, tty)
+	case 1:
+		return redeemCode(tty)
+	case 2:
 		fmt.Println()
-		fmt.Println("bye~")
+		fmt.Println(cs.Header("bye~"))
 		return nil
 	}
 
-	// TODO collect email
+	return nil
+}
 
+func collectEmail(cs colorScheme, tty *tty.TTY) error {
+	fmt.Println(cs.Header("We can send a reset code to an email associated with your town account."))
+	email, err := stringPrompt(cs, tty, "email to send reset code to?")
+	if err != nil {
+		return err
+	}
+
+	fmt.Println(email)
+	// TODO confirm email
+	// TODO generate reset code
+	// TODO send email
+	// TODO report success
+	return nil
+}
+
+func redeemCode(tty *tty.TTY) error {
+	// TODO deserialize
+	// TODO verify code
+	// TODO accept key
+	// TODO verify key
+	// TODO add key to .authorized_keys2
+	// TODO mark used
 	return nil
 }