feat: select and multi-input prompts

Author: roger-king

prompts/multi_input.go

@@ -0,0 +1,55 @@
+package prompts
+
+import (
+	"errors"
+	"regexp"
+	"strings"
+
+	"github.com/manifoldco/promptui"
+)
+
+type MultiInput struct {
+	Label       string
+	ValidString string
+}
+
+func (m *MultiInput) Run() (string, error) {
+	keepGoing := true
+	var answers []string
+
+	prompt := promptui.Prompt{
+		Label: m.Label,
+		Validate: func(input string) error {
+			if matched, err := regexp.Match(m.ValidString, []byte(input)); err != nil || !matched {
+				return errors.New("not a valid string")
+			}
+
+			return nil
+		},
+	}
+
+	for keepGoing {
+		result, err := prompt.Run()
+
+		if err != nil {
+			return "", err
+		}
+
+		answers = append(answers, result)
+
+		add := promptui.Select{
+			Label: "Add more? [Y",
+			Items: []string{"yes", "no"},
+		}
+		confirm, err := add.Run()
+		if err != nil {
+			return "", err
+		}
+
+		if confirm == "no" {
+			keepGoing = false
+		}
+	}
+
+	return strings.Join(answers, ","), nil
+}

prompts/select.go

@@ -0,0 +1,18 @@
+package prompts
+
+import "github.com/manifoldco/promptui"
+
+type SelectInput struct {
+	Label   string
+	Options []string
+}
+
+func (s *SelectInput) Run() (string, error) {
+	prompt := promptui.Select{
+		Label: s.Label,
+		Items: s.Options,
+	}
+
+	_, a, err := prompt.Run()
+	return a, err
+}