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Average code problem count for level rates script

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Matt Lott 2014-12-24 16:56:57 -08:00
parent bf54e3d04e
commit 19d95cfb85
1 changed files with 67 additions and 18 deletions
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83
scripts/analytics/mongodb/queries/levelRates.js
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@ -6,13 +6,14 @@
// Bucketize start/finish events into days, then bucketize into levels
// Average playtime: level sessions created in timeframe, state.complete = true, then average 'playtime'
// TODO: Should this be total code problems / levels finished, or total / level session count instead?
// Average code problems: total code problems / levels staretd
// TODO: Why do a small number of 'Started level' not have properties.levelID set?
// TODO: spot check the data: NaN, only some 0.0 dates, etc.
// TODO: exclude levels with no interesting data?
// TODO: User code problem rate: average count.
var today = new Date();
today = today.toISOString().substr(0, 10);
print("Today is " + today);
@ -72,6 +73,13 @@ function getCompletionRates() {
if (!levelData[level][created]) levelData[level][created] = {};
if (event === 'Started Level') levelData[level][created]['started'] = doc.count;
else levelData[level][created]['finished'] = doc.count;
// Ensure we have entries for today
if (!levelData[level][today]) {
levelData[level][today] = {};
levelData[level][today]['started'] = 0;
levelData[level][today]['finished'] = 0;
}
}
longestLevelName += 2;
@ -135,11 +143,9 @@ function addPlaytimeAverages(levelRates) {
var doc = cursor.next();
var created = doc._id.created;
var level = doc._id.level;
if (!levelPlaytimeData[level]) levelPlaytimeData[level] = {};
levelPlaytimeData[level][created] = doc.average;
}
// printjson(levelPlaytimeData);
for (levelIndex in levelRates) {
for (dateIndex in levelRates[levelIndex]) {
@ -152,33 +158,75 @@ function addPlaytimeAverages(levelRates) {
}
}
function addUserCodeProblemCounts(levelRates) {
print("Getting user code problem counts...");
var match = {"$match" : {"created": { $gte: ISODate(startDate)}}};
var proj0 = {"$project": {
"_id" : 0,
"levelID" : 1,
"created": { "$concat": [{"$substr" : ["$created", 0, 4]}, "-", {"$substr" : ["$created", 5, 2]}, "-", {"$substr" : ["$created", 8, 2]}]}
}};
var group = {"$group" : {
"_id" : {
"created" : "$created",
"level": "$levelID"
},
"count" : {
"$sum" : 1
}
}};
var cursor = db['level.sessions'].aggregate(match, proj0, group);
var levelPlaytimeData = {};
while (cursor.hasNext()) {
var doc = cursor.next();
var created = doc._id.created;
var level = doc._id.level;
if (!levelPlaytimeData[level]) levelPlaytimeData[level] = {};
levelPlaytimeData[level][created] = doc.count;
}
for (levelIndex in levelRates) {
for (dateIndex in levelRates[levelIndex]) {
var level = levelRates[levelIndex][dateIndex].level;
var created = levelRates[levelIndex][dateIndex].created;
if (levelPlaytimeData[level] && levelPlaytimeData[level][created]) {
levelRates[levelIndex][dateIndex].codeProblems = levelPlaytimeData[level][created];
}
}
}
}
var longestLevelName = -1;
var dates = [];
var levelRates = getCompletionRates();
// print("Before addPlaytimeAverages");
// printjson(levelRates);
addPlaytimeAverages(levelRates);
// print("After addPlaytimeAverages");
// printjson(levelRates);
addUserCodeProblemCounts(levelRates);
// Print out all data
print("Columns: level, day, started, finished, completion rate, average finish playtime");
print("Columns: level, day, started, finished, completion rate, average finish playtime, average code problem count");
for (levelKey in levelRates) {
for (dateKey in levelRates[levelKey]) {
var created = levelRates[levelKey][dateKey].created;
var level = levelRates[levelKey][dateKey].level;
var started = levelRates[levelKey][dateKey].started;
var finished = levelRates[levelKey][dateKey].finished;
var completionRate = finished / started;
var completionRate = started > 0 ? finished / started : 0;
var averagePlaytime = levelRates[levelKey][dateKey].averagePlaytime;
averagePlaytime = averagePlaytime ? Math.round(averagePlaytime) : 0;
var averageCodeProblems = levelRates[levelKey][dateKey].codeProblems;
averageCodeProblems = averageCodeProblems ? (averageCodeProblems / started).toFixed(2) : 0.0;
var levelSpacer = new Array(longestLevelName - level.length).join(' ');
print(level + levelSpacer + created + "\t" + started + "\t" + finished + "\t" + (finished / started * 100).toFixed(2) + "% " + (averagePlaytime ? Math.round(averagePlaytime) : -1) + "s");
print(level + levelSpacer + created + "\t" + started + "\t" + finished + "\t" + (completionRate * 100).toFixed(2) + "% " + averagePlaytime + "s " + averageCodeProblems);
}
}
// Print out a nice grid of levels with 7 days of data
print("Columns: level, completion rate, average playtime, completion rate, average playtime, etc...");
print("Columns: level, completion rate/average playtime/average code problems, completion rate/average playtime/average code problems ...");
print(new Array(longestLevelName).join(' ') + dates.join('\t\t'));
for (levelKey in levelRates) {
var hasStarted = false;
@ -190,7 +238,7 @@ for (levelKey in levelRates) {
}
if (!hasStarted) continue;
if (levelRates[levelKey].length < 7) continue;
if (levelRates[levelKey].length < 6) continue;
var level = levelRates[levelKey][0].level;
var levelSpacer = new Array(longestLevelName - level.length).join(' ');
@ -201,10 +249,11 @@ for (levelKey in levelRates) {
var started = levelRates[levelKey][dateKey].started;
var finished = levelRates[levelKey][dateKey].finished;
var averagePlaytime = levelRates[levelKey][dateKey].averagePlaytime;
var rate = finished / started;
msg += (finished / started * 100).toFixed(2) + "\t" + (averagePlaytime ? Math.round(averagePlaytime) : -1) + "\t";
// print(level + levelSpacer + started + "\t" + finished + "\t" + (finished / started * 100).toFixed(2) + "%");
// print(levelRates[key].level + "\t" + started + "\t" + finished + "\t" + (levelRates[key].rate * 100).toFixed(2) + "%");
averagePlaytime = averagePlaytime ? Math.round(averagePlaytime) : 0;
var averageCodeProblems = levelRates[levelKey][dateKey].codeProblems;
averageCodeProblems = averageCodeProblems ? averageCodeProblems / started : 0.0;
var completionRate = started > 0 ? finished / started : 0;
msg += (completionRate * 100).toFixed(2) + "/" + averagePlaytime + "/" + averageCodeProblems.toFixed(2) + "\t";
}
print(msg);
}