/** * @typedef {import('./oembed').ICustomProvider} ICustomProvider * @typedef {import('./oembed').IExternalRequest} IExternalRequest */ const OPENSEA_PATH_REGEX = /^\/assets\/(0x[a-f0-9]+)\/(\d+)/; /** * @implements ICustomProvider */ class NFTOEmbedProvider { /** * @param {object} dependencies */ constructor(dependencies) { this.dependencies = dependencies; } /** * @param {URL} url * @returns {Promise} */ async canSupportRequest(url) { return url.host === 'opensea.io' && OPENSEA_PATH_REGEX.test(url.pathname); } /** * @param {URL} url * @param {IExternalRequest} externalRequest * * @returns {Promise>} */ async getOEmbedData(url, externalRequest) { const [match, transaction, asset] = url.pathname.match(OPENSEA_PATH_REGEX); if (!match) { return null; } const result = await externalRequest(`https://api.opensea.io/api/v1/asset/${transaction}/${asset}/`, { json: true }); return { version: '1.0', type: 'rich', title: result.body.name, author_name: result.body.creator.user.username, author_url: `https://opensea.io/${result.body.creator.user.username}`, provider_name: 'OpenSea', provider_url: 'https://opensea.io', html: ` `, width: 1000, height: 1000, noIframe: true }; } } module.exports = NFTOEmbedProvider;