forked from DebaucheryLibrarian/traxxx
Returning results from new pagination.
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@ -13,18 +13,18 @@ const { fetchIncludedEntities } = require('./entities');
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const emptyReleases = { uniqueReleases: [], duplicateReleases: [] };
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const emptyReleases = { uniqueReleases: [], duplicateReleases: [] };
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function mapReleasesToSiteIdAndEntryId(acc, release) {
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function mapReleasesToEntityIdAndEntryId(acc, release) {
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const entityId = release.entityId || release.entity.id;
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const entityId = release.entityId || release.entity.id;
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const entryId = release.entryId || release.entryId;
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const entryId = release.entryId || release.entryId;
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if (!acc[entityId]) acc[entityId] = {};
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if (!acc[entityId]) acc[entityId] = {};
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acc[entityId][entryId] = true;
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acc[entityId][entryId] = release;
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return acc;
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return acc;
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}
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}
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function filterLocalUniqueReleases(releases, accReleases) {
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function filterLocalUniqueReleases(releases, accReleases) {
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const localDuplicateReleasesBySiteIdAndEntryId = accReleases.reduce(mapReleasesToSiteIdAndEntryId, {});
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const localDuplicateReleasesBySiteIdAndEntryId = accReleases.reduce(mapReleasesToEntityIdAndEntryId, {});
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const localUniqueReleases = releases.filter(release => !localDuplicateReleasesBySiteIdAndEntryId[release.entity.id]?.[release.entryId]);
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const localUniqueReleases = releases.filter(release => !localDuplicateReleasesBySiteIdAndEntryId[release.entity.id]?.[release.entryId]);
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const localDuplicateReleases = releases.filter(release => localDuplicateReleasesBySiteIdAndEntryId[release.entity.id]?.[release.entryId]);
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const localDuplicateReleases = releases.filter(release => localDuplicateReleasesBySiteIdAndEntryId[release.entity.id]?.[release.entryId]);
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@ -35,7 +35,6 @@ function filterLocalUniqueReleases(releases, accReleases) {
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};
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};
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}
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}
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/*
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async function filterUniqueReleases(releases) {
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async function filterUniqueReleases(releases) {
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const releaseIdentifiers = releases
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const releaseIdentifiers = releases
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.map(release => [release.entity.id, release.entryId]);
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.map(release => [release.entity.id, release.entryId]);
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@ -46,43 +45,15 @@ async function filterUniqueReleases(releases) {
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.whereIn(['entity_id', 'entry_id'], releaseIdentifiers);
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.whereIn(['entity_id', 'entry_id'], releaseIdentifiers);
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const duplicateReleases = duplicateReleaseEntries.map(release => curateRelease(release));
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const duplicateReleases = duplicateReleaseEntries.map(release => curateRelease(release));
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const duplicateReleasesByEntityIdAndEntryId = duplicateReleases.reduce(mapReleasesToEntityIdAndEntryId, {});
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const internalUniqueReleasesByEntityIdAndEntryId = releases.reduce((acc, release) => mapReleasesToEntityIdAndEntryId(acc, release), {});
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const internalUniqueReleases = Object.values(internalUniqueReleasesByEntityIdAndEntryId).map(releasesByEntryId => Object.values(releasesByEntryId)).flat();
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const uniqueReleases = internalUniqueReleases.filter(release => !duplicateReleasesByEntityIdAndEntryId[release.entity.id]?.[release.entryId]);
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return { uniqueReleases, duplicateReleases };
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}
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}
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*/
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/*
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async function filterUniqueReleasesLegacy(latestReleases, accReleases) {
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const latestReleaseIdentifiers = latestReleases
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.map(release => [release.entity.id, release.entryId]);
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const duplicateReleaseEntries = await knex('releases')
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.select(knex.raw('releases.*, row_to_json(entities) as entity'))
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.leftJoin('entities', 'entities.id', 'releases.entity_id')
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.whereIn(['entity_id', 'entry_id'], latestReleaseIdentifiers);
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const duplicateReleases = duplicateReleaseEntries.map(release => curateRelease(release));
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// add entry IDs of accumulated releases to prevent an infinite scrape loop
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// when one page contains the same release as the previous
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const duplicateReleasesBySiteIdAndEntryId = duplicateReleases
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.concat(accReleases.uniqueReleases)
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.reduce(mapReleasesToSiteIdAndEntryId, {});
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const localDuplicateReleasesBySiteIdAndEntryId = accReleases.uniqueReleases
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.concat(accReleases.duplicateReleases)
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.reduce(mapReleasesToSiteIdAndEntryId, {});
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console.log(localDuplicateReleasesBySiteIdAndEntryId);
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const uniqueReleases = latestReleases.filter(release => !duplicateReleasesBySiteIdAndEntryId[release.entity.id]?.[release.entryId]);
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const localUniqueReleases = latestReleases.filter(release => !localDuplicateReleasesBySiteIdAndEntryId[release.entity.id]?.[release.entryId]);
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return {
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uniqueReleases,
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localUniqueReleases,
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duplicateReleases,
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};
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}
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*/
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function needNextPage(pageReleases, accReleases, isUpcoming) {
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function needNextPage(pageReleases, accReleases, isUpcoming) {
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const { localUniqueReleases: uniquePageReleases } = filterLocalUniqueReleases(pageReleases, accReleases);
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const { localUniqueReleases: uniquePageReleases } = filterLocalUniqueReleases(pageReleases, accReleases);
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@ -132,7 +103,7 @@ async function scrapeReleases(scraper, entity, preData, isUpcoming) {
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return accReleases;
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return accReleases;
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}
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}
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const pageReleasesWithEntity = pageReleases.map(release => ({ ...release, entity }));
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const pageReleasesWithEntity = pageReleases.map(release => ({ ...release, entity: release.entity || entity }));
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if (needNextPage(pageReleasesWithEntity, accReleases, isUpcoming)) {
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if (needNextPage(pageReleasesWithEntity, accReleases, isUpcoming)) {
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return scrapeReleasesPage(page + 1, accReleases.concat(pageReleasesWithEntity), isUpcoming);
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return scrapeReleasesPage(page + 1, accReleases.concat(pageReleasesWithEntity), isUpcoming);
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@ -148,19 +119,12 @@ async function scrapeReleases(scraper, entity, preData, isUpcoming) {
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|| (hasDates && releases.filter(release => moment(release.date).isAfter(argv.after)))
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|| (hasDates && releases.filter(release => moment(release.date).isAfter(argv.after)))
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|| releases.slice(0, Math.max(argv.nullDateLimit, 0));
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|| releases.slice(0, Math.max(argv.nullDateLimit, 0));
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console.log(releases.length, limitedReleases.length);
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/*
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// attach entity the release is assigned to when stored
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const releasesWithEntity = limitedReleases.map(release => ({
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...release,
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entity: release.entity || entity, // allow override
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}));
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const { uniqueReleases, duplicateReleases } = argv.force
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const { uniqueReleases, duplicateReleases } = argv.force
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? { uniqueReleases: limitedReleases, localUniqueReleases: releases, duplicateReleases: [] }
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? { uniqueReleases: limitedReleases, duplicateReleases: [] }
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: await filterUniqueReleases(releasesWithEntity);
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: await filterUniqueReleases(limitedReleases);
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*/
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console.log(releases.length, uniqueReleases.length, duplicateReleases.length);
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return { uniqueReleases, duplicateReleases };
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}
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}
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async function scrapeLatestReleases(scraper, entity, preData) {
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async function scrapeLatestReleases(scraper, entity, preData) {
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