var db = connect('localhost:27017/aggr-test'),
	opts = {
		startTime: new Date('01/01/2011').getTime(),
		endTime: new Date('01/01/2012').getTime(),
		numEvents: 500 * 1000
	},
	eventTime = opts.startTime,
	incrementMs = (opts.endTime - opts.startTime) / opts.numEvents;

function getEvent() {
	var event = {
		ts: eventTime,
		dat1: Math.random() * 1 * 1000,
		dat2: Math.random() * 2 * 1000,
		dat3: Math.random() * 3 * 1000,
		dat4: Math.random() * 4 * 1000,
		dat5: Math.random() * 5 * 1000,
		dat6: Math.random() * 6 * 1000,
		dat7: Math.random() * 7 * 1000,
		dat8: Math.random() * 8 * 1000,
		dat9: Math.random() * 9 * 1000,
		dat10: Math.random() * 10 * 1000
	};

	eventTime += incrementMs;

	return event;
}

print('Dropping database...');
db.dropDatabase();

print('Inserting test data...');
var insertStart = Date.now();
for (var i = 0; i < opts.numEvents; i++) {
	(i + 1) % 10000 || print(i + 1 + ' events created');
	db.events.insert(getEvent());
}
var insertDuration = ((Date.now() - insertStart) / 1000).toFixed(2);
print('Inserted ' + opts.numEvents + ' events (' + insertDuration  + ' seconds)');