mirror of
https://github.com/codeninjasllc/codecombat.git
synced 2024-12-04 12:51:12 -05:00
69 lines
2.5 KiB
JavaScript
69 lines
2.5 KiB
JavaScript
// Print out code language usage based on level session data
|
|
|
|
// Usage:
|
|
// mongo <address>:<port>/<database> <script file> -u <username> -p <password>
|
|
|
|
const scriptStartTime = new Date();
|
|
|
|
const today = new Date().toISOString().substr(0, 10);
|
|
const numDays = 30;
|
|
|
|
const dayIncrement = 1;
|
|
const startDate = new Date();
|
|
startDate.setUTCDate(startDate.getUTCDate() - numDays);
|
|
var startDay = startDate.toISOString().substr(0, 10);
|
|
const endDate = new Date();
|
|
endDate.setUTCDate(endDate.getUTCDate() - numDays + dayIncrement);
|
|
var endDay = endDate.toISOString().substr(0, 10);
|
|
log("Start day: " + startDay);
|
|
|
|
const languages = {};
|
|
while (startDay <= today) {
|
|
log(startDay + " " + endDay);
|
|
const startObj = objectIdWithTimestamp(ISODate(startDay + "T00:00:00.000Z"));
|
|
const endObj = objectIdWithTimestamp(ISODate(endDay + "T00:00:00.000Z"));
|
|
const query = {$and: [{_id: {$gte: startObj}}, {_id: {$lt: endObj}}, {codeLanguage: {$exists: true}}]};
|
|
const cursor = db.level.sessions.find(query, {codeLanguage: 1});
|
|
while (cursor.hasNext()) {
|
|
const levelSession = cursor.next();
|
|
if (!languages[levelSession.codeLanguage]) languages[levelSession.codeLanguage] = 0
|
|
languages[levelSession.codeLanguage]++;
|
|
}
|
|
startDate.setUTCDate(startDate.getUTCDate() + dayIncrement);
|
|
startDay = startDate.toISOString().substr(0, 10);
|
|
endDate.setUTCDate(endDate.getUTCDate() + dayIncrement);
|
|
endDay = endDate.toISOString().substr(0, 10);
|
|
}
|
|
|
|
const languageCounts = [];
|
|
var total = 0;
|
|
for (var language in languages) {
|
|
languageCounts.push({language: language, count: languages[language]});
|
|
total += languages[language];
|
|
}
|
|
languageCounts.sort((a, b) => {
|
|
if (a.count < b.count) return 1;
|
|
if (b.count < a.count) return -1;
|
|
return 0;
|
|
})
|
|
|
|
for (var language of languageCounts) {
|
|
print((language.count / total * 100).toFixed(2) + "%\t" + language.count + "\t" + language.language);
|
|
}
|
|
print("Level sessions with code languages", total);
|
|
|
|
log("Script runtime: " + (new Date().getTime() - scriptStartTime.getTime()));
|
|
|
|
function objectIdWithTimestamp(timestamp) {
|
|
// Convert string date to Date object (otherwise assume timestamp is a date)
|
|
if (typeof(timestamp) == 'string') timestamp = new Date(timestamp);
|
|
// Convert date object to hex seconds since Unix epoch
|
|
const hexSeconds = Math.floor(timestamp/1000).toString(16);
|
|
// Create an ObjectId with that hex timestamp
|
|
const constructedObjectId = ObjectId(hexSeconds + "0000000000000000");
|
|
return constructedObjectId
|
|
}
|
|
|
|
function log(str) {
|
|
print(new Date().toISOString() + " " + str);
|
|
}
|