<?php

/**
 * Dynamic definition of the element to be rendered or handled.
 */
class RsvFormElementDefinition {
    public string $type;
    public string $name;
    public string $label;
    public string $desc;
    public bool $required;
    public array $attrs = [];

    public function getType(): string {
        return $this->type;
    }

    public function getName(): string {
        return $this->name;
    }

    public function getLabel(): string {
        return $this->label;
    }

    public function getDesc(): string {
        return $this->desc;
    }

    public function isRequired(): bool {
        return $this->required;
    }

    public function getAttr(string $key, $default = null) {
        return $this->attrs[$key] ?? $default;
    }

    /**
     * @param array<int,mixed> $array Array for initializing the form element definition
     * @return RsvFormElementDefinition Definition of the form element for rendering and handling.
     */
    public static function fromArray(array $array): RsvFormElementDefinition {
        $known = ['type','name','label','desc','required'];
        $attrs = array_diff_key($array, array_flip($known));

        $def = new self(
            $array['type'],
            $array['name'],
            $array['label'],
            $array['desc'] ?? "",
            $array['required'] ?? false
        );

        $def->attrs = $attrs;
        return $def;
    }

    public function __construct(string $type, string $name, string $label, string $desc = "", bool $required = false) {
        $this->type = $type;
        $this->name = $name;
        $this->label = $label;
        $this->desc = $desc;
        $this->required = $required;
    }
}