43 lines
1.0 KiB
TypeScript
43 lines
1.0 KiB
TypeScript
import type { IValueObject } from '@core/shared/domain';
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import { NotificationDomainError } from '../errors/NotificationDomainError';
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export interface NotificationIdProps {
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value: string;
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}
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/**
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* Value Object: NotificationId
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*
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* Encapsulates the unique identifier for a notification and
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* enforces basic invariants (non-empty trimmed string).
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*/
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export class NotificationId implements IValueObject<NotificationIdProps> {
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public readonly props: NotificationIdProps;
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private constructor(value: string) {
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this.props = { value };
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}
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/**
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* Factory with validation.
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* - Trims input.
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* - Requires a non-empty value.
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*/
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static create(raw: string): NotificationId {
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const value = raw.trim();
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if (!value) {
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throw new NotificationDomainError('Notification ID must be a non-empty string', 'validation');
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}
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return new NotificationId(value);
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}
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get value(): string {
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return this.props.value;
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}
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equals(other: IValueObject<NotificationIdProps>): boolean {
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return this.props.value === other.props.value;
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}
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} |