sorted by progress

public/elotracker/Tracker.php

@@ -37,7 +37,6 @@ class Tracker {
 
 		$this->accounts = $accounts;
 	}
-
 	private function readEntries(): void {
 		$sql = $this->conn->query("
 			SELECT accounts.puuid AS puuid, date, tier, `rank`, points
@@ -68,6 +67,28 @@ class Tracker {
 		$this->entries = $result;
 	}
 
+	/**
+	 * @return int[]
+	 */
+	public function getProgressions(): array {
+		$progressions = [];
+
+		foreach ($this->entries as $puuid => $eloEntries) {
+			if (sizeof($eloEntries) > 0){
+				$start = reset($eloEntries);
+				$end = end($eloEntries);
+				$progress = $end->value() - $start->value();
+			} else {
+				$progress = 0;
+			}
+			$progressions[$puuid] = $progress;
+		}
+
+		arsort($progressions);
+
+		return $progressions;
+	}
+
 	public function update(): void {
 
 		foreach ($this->accounts as $puuid => $account) {

public/elotracker/index.php

@@ -12,15 +12,15 @@ require_once "Tracker.php";
 
 $tracker = new Tracker();
 
-foreach ($tracker->accounts as $puuid => $account){
+foreach ($tracker->getProgressions() as $puuid => $progress){
 	$entries = $tracker->entries[$puuid];
+	$account = $tracker->accounts[$puuid];
 
-	echo "<h3>$account->gameName#$account->tagLine</h3>";
+	echo "<h3>$account->gameName#$account->tagLine: $progress</h3>";
 	foreach ($entries as $date => $elo){
 		$eloValue = $elo->value();
 		echo "$date &rarr; $eloValue<br>";
 	}
-
 }
 
 ?>