Reorging functions

install/input.go

@@ -0,0 +1,74 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"strings"
+	"syscall"
+
+	"golang.org/x/term"
+)
+
+func readString(reader *bufio.Reader, prompt string, defaultValue string) string {
+	if defaultValue != "" {
+		fmt.Printf("%s (default: %s): ", prompt, defaultValue)
+	} else {
+		fmt.Print(prompt + ": ")
+	}
+	input, _ := reader.ReadString('\n')
+	input = strings.TrimSpace(input)
+	if input == "" {
+		return defaultValue
+	}
+	return input
+}
+
+func readStringNoDefault(reader *bufio.Reader, prompt string) string {
+	fmt.Print(prompt + ": ")
+	input, _ := reader.ReadString('\n')
+	return strings.TrimSpace(input)
+}
+
+func readPassword(prompt string, reader *bufio.Reader) string {
+	if term.IsTerminal(int(syscall.Stdin)) {
+		fmt.Print(prompt + ": ")
+		// Read password without echo if we're in a terminal
+		password, err := term.ReadPassword(int(syscall.Stdin))
+		fmt.Println() // Add a newline since ReadPassword doesn't add one
+		if err != nil {
+			return ""
+		}
+		input := strings.TrimSpace(string(password))
+		if input == "" {
+			return readPassword(prompt, reader)
+		}
+		return input
+	} else {
+		// Fallback to reading from stdin if not in a terminal
+		return readString(reader, prompt, "")
+	}
+}
+
+func readBool(reader *bufio.Reader, prompt string, defaultValue bool) bool {
+	defaultStr := "no"
+	if defaultValue {
+		defaultStr = "yes"
+	}
+	input := readString(reader, prompt+" (yes/no)", defaultStr)
+	return strings.ToLower(input) == "yes"
+}
+
+func readBoolNoDefault(reader *bufio.Reader, prompt string) bool {
+	input := readStringNoDefault(reader, prompt+" (yes/no)")
+	return strings.ToLower(input) == "yes"
+}
+
+func readInt(reader *bufio.Reader, prompt string, defaultValue int) int {
+	input := readString(reader, prompt, fmt.Sprintf("%d", defaultValue))
+	if input == "" {
+		return defaultValue
+	}
+	value := defaultValue
+	fmt.Sscanf(input, "%d", &value)
+	return value
+}