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Switch to postgres + promises

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Ajay Ramachandran
2021-03-01 20:40:31 -05:00
parent 9a9038d5e0
commit ff4af3786e
37 changed files with 424 additions and 291 deletions
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98
src/routes/getTopUsers.ts
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@@ -6,60 +6,58 @@ import {Request, Response} from 'express';
const MILLISECONDS_IN_MINUTE = 60000;
const getTopUsersWithCache = createMemoryCache(generateTopUsersStats, config.getTopUsersCacheTimeMinutes * MILLISECONDS_IN_MINUTE);
function generateTopUsersStats(sortBy: string, categoryStatsEnabled: boolean = false) {
return new Promise((resolve) => {
const userNames = [];
const viewCounts = [];
const totalSubmissions = [];
const minutesSaved = [];
const categoryStats: any[] = categoryStatsEnabled ? [] : undefined;
async function generateTopUsersStats(sortBy: string, categoryStatsEnabled: boolean = false) {
const userNames = [];
const viewCounts = [];
const totalSubmissions = [];
const minutesSaved = [];
const categoryStats: any[] = categoryStatsEnabled ? [] : undefined;
let additionalFields = '';
let additionalFields = '';
if (categoryStatsEnabled) {
additionalFields += "SUM(CASE WHEN category = 'sponsor' THEN 1 ELSE 0 END) as categorySponsor, " +
"SUM(CASE WHEN category = 'intro' THEN 1 ELSE 0 END) as categorySumIntro, " +
"SUM(CASE WHEN category = 'outro' THEN 1 ELSE 0 END) as categorySumOutro, " +
"SUM(CASE WHEN category = 'interaction' THEN 1 ELSE 0 END) as categorySumInteraction, " +
"SUM(CASE WHEN category = 'selfpromo' THEN 1 ELSE 0 END) as categorySelfpromo, " +
"SUM(CASE WHEN category = 'music_offtopic' THEN 1 ELSE 0 END) as categoryMusicOfftopic, ";
}
const rows = await db.prepare('all', "SELECT COUNT(*) as totalSubmissions, SUM(views) as viewCount," +
"SUM((sponsorTimes.endTime - sponsorTimes.startTime) / 60 * sponsorTimes.views) as minutesSaved, " +
"SUM(votes) as userVotes, " +
additionalFields +
"IFNULL(userNames.userName, sponsorTimes.userID) as userName FROM sponsorTimes LEFT JOIN userNames ON sponsorTimes.userID=userNames.userID " +
"LEFT JOIN privateDB.shadowBannedUsers ON sponsorTimes.userID=privateDB.shadowBannedUsers.userID " +
"WHERE sponsorTimes.votes > -1 AND sponsorTimes.shadowHidden != 1 AND privateDB.shadowBannedUsers.userID IS NULL " +
"GROUP BY IFNULL(userName, sponsorTimes.userID) HAVING userVotes > 20 " +
"ORDER BY " + sortBy + " DESC LIMIT 100", []);
for (let i = 0; i < rows.length; i++) {
userNames[i] = rows[i].userName;
viewCounts[i] = rows[i].viewCount;
totalSubmissions[i] = rows[i].totalSubmissions;
minutesSaved[i] = rows[i].minutesSaved;
if (categoryStatsEnabled) {
additionalFields += "SUM(CASE WHEN category = 'sponsor' THEN 1 ELSE 0 END) as categorySponsor, " +
"SUM(CASE WHEN category = 'intro' THEN 1 ELSE 0 END) as categorySumIntro, " +
"SUM(CASE WHEN category = 'outro' THEN 1 ELSE 0 END) as categorySumOutro, " +
"SUM(CASE WHEN category = 'interaction' THEN 1 ELSE 0 END) as categorySumInteraction, " +
"SUM(CASE WHEN category = 'selfpromo' THEN 1 ELSE 0 END) as categorySelfpromo, " +
"SUM(CASE WHEN category = 'music_offtopic' THEN 1 ELSE 0 END) as categoryMusicOfftopic, ";
categoryStats[i] = [
rows[i].categorySponsor,
rows[i].categorySumIntro,
rows[i].categorySumOutro,
rows[i].categorySumInteraction,
rows[i].categorySelfpromo,
rows[i].categoryMusicOfftopic,
];
}
}
const rows = db.prepare('all', "SELECT COUNT(*) as totalSubmissions, SUM(views) as viewCount," +
"SUM((sponsorTimes.endTime - sponsorTimes.startTime) / 60 * sponsorTimes.views) as minutesSaved, " +
"SUM(votes) as userVotes, " +
additionalFields +
"IFNULL(userNames.userName, sponsorTimes.userID) as userName FROM sponsorTimes LEFT JOIN userNames ON sponsorTimes.userID=userNames.userID " +
"LEFT JOIN privateDB.shadowBannedUsers ON sponsorTimes.userID=privateDB.shadowBannedUsers.userID " +
"WHERE sponsorTimes.votes > -1 AND sponsorTimes.shadowHidden != 1 AND privateDB.shadowBannedUsers.userID IS NULL " +
"GROUP BY IFNULL(userName, sponsorTimes.userID) HAVING userVotes > 20 " +
"ORDER BY " + sortBy + " DESC LIMIT 100", []);
for (let i = 0; i < rows.length; i++) {
userNames[i] = rows[i].userName;
viewCounts[i] = rows[i].viewCount;
totalSubmissions[i] = rows[i].totalSubmissions;
minutesSaved[i] = rows[i].minutesSaved;
if (categoryStatsEnabled) {
categoryStats[i] = [
rows[i].categorySponsor,
rows[i].categorySumIntro,
rows[i].categorySumOutro,
rows[i].categorySumInteraction,
rows[i].categorySelfpromo,
rows[i].categoryMusicOfftopic,
];
}
}
resolve({
userNames,
viewCounts,
totalSubmissions,
minutesSaved,
categoryStats,
});
});
return {
userNames,
viewCounts,
totalSubmissions,
minutesSaved,
categoryStats,
};
}
export async function getTopUsers(req: Request, res: Response) {