Init

validation/validate.go

@@ -0,0 +1,28 @@
+package validation
+
+import "fmt"
+
+func Validate(input string, format string) bool {
+	rule, exists := barcodeRules[format]
+	if !exists {
+		fmt.Printf("Error: No rule found for format '%s'\n", format)
+		return false
+	}
+
+	if uint64(len(input)) < rule.minLength || uint64(len(input)) > rule.maxLength {
+		fmt.Printf("Validation Error: Length must be between %d and %d\n", rule.minLength, rule.maxLength)
+		return false
+	}
+
+	if !rule.charset.MatchString(input) {
+		fmt.Println("Validation Error: Contains illegal characters")
+		return false
+	}
+
+	if uint64(len(input))%uint64(rule.divisible) != 0 {
+		fmt.Printf("Validation Error: Length must be a multiple of %d", rule.divisible)
+		return false
+	}
+
+	return true
+}