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/** |
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* Attachment utility functions |
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* Handles conversion between attachment IDs and URLs |
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*/ |
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|
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/** |
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* Get image URL from attachment ID |
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* @param attachmentId - WordPress attachment ID |
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* @returns Image URL or null if invalid |
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*/ |
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export const getAttachmentUrl = ( |
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attachmentId: string | number | null | undefined, |
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): string | null => { |
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if (!attachmentId) return null; |
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|
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const id = String(attachmentId); |
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|
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// If it's already a URL (for backward compatibility), return it |
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if (id.startsWith("http://") || id.startsWith("https://")) { |
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return id; |
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} |
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|
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// If it's a numeric attachment ID, use wp_get_attachment_image_url |
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// This will be handled by the backend API |
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// For frontend, we'll use a REST API endpoint or inline script |
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if (/^\d+$/.test(id)) { |
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// Use WordPress REST API to get attachment URL |
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// For now, return null and let the backend handle it |
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// The backend should convert attachment IDs to URLs |
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return null; |
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} |
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|
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return null; |
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}; |
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|
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/** |
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* Check if a value is an attachment ID (numeric string) |
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*/ |
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export const isAttachmentId = (value: string | null | undefined): boolean => { |
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if (!value) return false; |
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return /^\d+$/.test(String(value)); |
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}; |
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|
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/** |
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* Check if a value is a URL |
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*/ |
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export const isUrl = (value: string | null | undefined): boolean => { |
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if (!value) return false; |
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return value.startsWith("http://") || value.startsWith("https://"); |
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}; |
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