60 lines
2.5 KiB
JavaScript
60 lines
2.5 KiB
JavaScript
const mysql = require('mysql');
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const pool = mysql.createPool({
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connectionLimit: 100,
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host: 'chainquery.lbry.com',
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user: 'lbrytv',
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password: process.env.CHAINQUERY_MYSQL_PASSWORD,
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database: 'chainquery',
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});
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function queryPool(sql, params) {
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return new Promise((resolve) => {
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pool.query(sql, params, (error, rows) => {
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if (error) {
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console.log('error', error); // eslint-disable-line
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resolve();
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return;
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}
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resolve(rows);
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});
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});
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}
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module.exports.getClaim = async function getClaim(claimName, claimId, channelName, channelClaimId) {
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let params = [claimName];
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let sql =
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'SELECT channel_claim.name as channel, claim.claim_id, claim.name, claim.description, claim.language, claim.thumbnail_url, claim.title, claim.source_media_type, claim.frame_width, claim.frame_height, claim.fee, claim.release_time, claim.duration, claim.audio_duration, ' +
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'repost_channel.name as repost_channel, reposted_claim.claim_id as reposted_claim_id, reposted_claim.name as reposted_name, reposted_claim.description as reposted_description, reposted_claim.language as reposted_language, reposted_claim.thumbnail_url as reposted_thumbnail_url, reposted_claim.title as reposted_title, reposted_claim.source_media_type as reposted_source_media_type, reposted_claim.frame_width as reposted_frame_width, reposted_claim.frame_height as reposted_frame_height, reposted_claim.fee as reposted_fee ' +
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'FROM claim ' +
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'LEFT JOIN claim channel_claim on claim.publisher_id = channel_claim.claim_id ' +
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'LEFT JOIN claim as reposted_claim on reposted_claim.claim_id = claim.claim_reference ' +
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'AND (reposted_claim.bid_state in ("controlling", "active", "accepted", "spent")) ' +
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'LEFT JOIN claim as repost_channel on repost_channel.claim_id = reposted_claim.publisher_id ' +
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'WHERE claim.name = ?';
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if (claimId) {
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sql += ' AND claim.claim_id LIKE ?';
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params.push(claimId + '%');
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sql += ' AND claim.bid_state in ("controlling", "active", "accepted", "spent")';
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} else {
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sql += ' AND claim.bid_state in ("controlling", "active", "accepted")';
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}
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if (claimName[0] !== '@' && channelName) {
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sql += ' AND channel_claim.name = ?';
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params.push('@' + channelName);
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if (channelClaimId) {
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sql += ' AND channel_claim.claim_id LIKE ?';
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params.push(channelClaimId + '%');
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} else {
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sql += ' AND channel_claim.bid_state in ("controlling", "active", "accepted", "spent")';
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}
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}
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sql += ' ORDER BY claim.bid_state DESC LIMIT 1';
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return queryPool(sql, params);
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};
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