package objects

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

type BankAccountController struct {
	model   BankAccountModel
	view    BankAccountView
	scanner *bufio.Scanner
}

func NewBankAccountController(model BankAccountModel, view BankAccountView) BankAccountController {
	return BankAccountController{
		scanner: bufio.NewScanner(os.Stdin),
		model:   model,
		view:    view,
	}
}

func (bc *BankAccountController) Loop() {
	for {
		// Update View
		if err := bc.view.Update(); err != nil {
			fmt.Println("Error updating view:", err)
			return
		}

		// Eingabeaufforderung
		fmt.Print("Enter command: ")

		// Warte auf Benutzereingabe
		if !bc.scanner.Scan() {
			fmt.Println("Error reading input or EOF reached")
			break
		}

		scannedString := strings.TrimSpace(bc.scanner.Text())
		if len(scannedString) == 0 {
			continue // Ignoriere leere Eingaben
		}

		fmt.Printf("First char: %c\n", scannedString[0])

		// Befehl ausführen
		switch scannedString[0] {
		case '+':
			amount, err := strconv.ParseFloat(scannedString[1:], 64)
			if err != nil {
				panic(fmt.Sprintf("Failed to parse float: %v\n", err))
			}

			bc.model.Deposit(amount)
		case '-':
			amount, err := strconv.ParseFloat(scannedString[1:], 64)
			if err != nil {
				panic(fmt.Sprintf("Failed to parse float: %v\n", err))
			}

			bc.model.Withdraw(amount)
		default:
			fmt.Println("No command recognized")
		}
	}
}