package ui

import (
	"bufio"
	"fmt"
	"os"
	"strconv"
	"strings"

	"github.com/inancgumus/screen"
)

func ClearScreen() {
	screen.Clear()
	screen.MoveTopLeft()
}

func DisplayStartScreen() {
	ClearScreen()
	fmt.Println("========================================")
	fmt.Println("     Welcome to ServiceTrade CLI")
	fmt.Println("========================================")
	fmt.Println("Please log in with your ServiceTrade credentials to continue.")
	fmt.Println()
}

func PromptCredentials() (string, string, error) {
	reader := bufio.NewReader(os.Stdin)

	fmt.Print("Enter your email: ")
	email, _ := reader.ReadString('\n')
	email = strings.TrimSpace(email)

	fmt.Print("Enter your password: ")
	password, _ := reader.ReadString('\n')
	password = strings.TrimSpace(password)

	return email, password, nil
}

func DisplayMessage(message string) {
	fmt.Println(message)
}

func DisplayError(prefix string, err error) {
	fmt.Printf("%s %v\n", prefix, err)
}

func PressEnterToContinue() {
	fmt.Println("Press Enter to continue...")
	bufio.NewReader(os.Stdin).ReadBytes('\n')
}

func DisplayMenu(items []string, title string) {
	ClearScreen()
	fmt.Printf("\n%s:\n", title)
	for i, item := range items {
		fmt.Printf("%d. %s\n", i+1, item)
	}
}

func GetUserChoice(max int) (int, error) {
	reader := bufio.NewReader(os.Stdin)
	fmt.Printf("\nEnter your choice (1-%d): ", max)
	input, _ := reader.ReadString('\n')
	input = strings.TrimSpace(input)
	choice, err := strconv.Atoi(input)
	if err != nil || choice < 1 || choice > max {
		return 0, fmt.Errorf("invalid input")
	}
	return choice, nil
}

func PromptForInput(prompt string) string {
	reader := bufio.NewReader(os.Stdin)
	fmt.Print(prompt)
	input, _ := reader.ReadString('\n')
	return strings.TrimSpace(input)
}