package bridge

import (
	"fmt"
	"strings"
)

func inputLabel(in int) string { return fmt.Sprintf("IN%d", in) }

func inputNumberFromLabel(label string) int {
	label = strings.ToUpper(strings.TrimSpace(label))
	for i := 1; i <= numInputs; i++ {
		if label == inputLabel(i) {
			return i
		}
	}
	var n int
	if _, err := fmt.Sscanf(label, "%d", &n); err == nil && n >= 1 && n <= numInputs {
		return n
	}
	return 0
}