/**

* Generate container representation as JSON-LD

*/

const LDP = 'http://www.w3.org/ns/ldp#';

/**

* Generate JSON-LD representation of a container

* @param {string} containerUrl - Full URL of the container

* @param {Array<{name: string, isDirectory: boolean}>} entries - Container contents

* @returns {object} - JSON-LD representation

*/

export function generateContainerJsonLd(containerUrl, entries) {

// Ensure container URL ends with /

const baseUrl = containerUrl.endsWith('/') ? containerUrl : containerUrl + '/';

const contains = entries.map(entry => {

const childUrl = baseUrl + entry.name + (entry.isDirectory ? '/' : '');

return {

'@id': childUrl,

'@type': entry.isDirectory ? [`${LDP}Container`, `${LDP}BasicContainer`, `${LDP}Resource`] : [`${LDP}Resource`]

};

});

return {

'@context': {

'ldp': LDP,

'contains': { '@id': 'ldp:contains', '@type': '@id' }

},

'@id': baseUrl,

'@type': ['ldp:Container', 'ldp:BasicContainer', 'ldp:Resource'],

'contains': contains

};

}

/**

* Convert JSON-LD to string

* @param {object} jsonLd

* @returns {string}

*/

export function serializeJsonLd(jsonLd) {

return JSON.stringify(jsonLd, null, 2);

}