<?php 

namespace App\Core;

class Validator {
    public static function validate(array $data, array $rules) {
        $errors = [];
        foreach ($rules as $field => $rule) {
            if (strpos($rule, 'required') !== false && empty($data[$field])) {
                $errors[$field] = ucfirst($field) . " is required.";
            }
            if (strpos($rule, 'email') !== false && !filter_var($data[$field], FILTER_VALIDATE_EMAIL)) {
                $errors[$field] = "Invalid email format.";
            }
            if (strpos($rule, 'min:8') !== false && strlen($data[$field] ?? '') < 8) {
                $errors[$field] = ucfirst($field) . " must be at least 8 characters.";
            }
        }
        return $errors;
    }
}


 ?>