1 files changed, 64 insertions, 2 deletions

diff --git a/pages/challengelist.php b/pages/challengelist.php
index 364209f..ade47b6 100644
--- a/pages/challengelist.php
+++ b/pages/challengelist.php
@@ -9,6 +9,7 @@ include_once ('./includes/mapoftheday.php');
 include_once ('./includes/sqlEmbedded.php');
 include_once ('./includes/datas.php');
 include_once ('./includes/mapclass.php');
+include_once ('./includes/constants.php');
 
 topbar($Links);
 ?>
@@ -25,8 +26,15 @@ if (!$accepted) {
 	htmlFooter();
 	return;
 }
+
 $userID = $_SESSION['userID'];
 
+if (!hasCompletedTutorial($userID)) {
+	echo "<center>Please <a href='tutorial'>complete the tutorial</a> to unlock Challenge mode!</div>";
+	htmlFooter();
+	return;
+}
+
 //TODO: Uncomment
 //if (!hasCompletedTutorial($userID)) {
 //	echo "<center>Please <a href='tutorial'>complete the tutorial</a> to unlock Challenge mode!</div>";
@@ -43,7 +51,7 @@ $userID = $_SESSION['userID'];
 //Display the actual challenge list
 $challengeListResultset = loadChallengeListing($userID);
 //displayChallengeList($challengeListResultset);
-echo ChallengeList($challengeListResultset);
+echo getChallengeListHtml($challengeListResultset);
 
 ?>
 
@@ -55,7 +63,7 @@ htmlFooter();
 
 <?php
 
-function ChallengeList($challengeListResultset) {
+function getChallengeListHtml($challengeListResultset) {
 	//First gather data to a more useful form.
 	$r = '';
 	while($data = mysql_fetch_array($challengeListResultset)) {
@@ -65,6 +73,7 @@ function ChallengeList($challengeListResultset) {
 		$challenges[$tier][$challengeSuborder][$ordering] = $data;
 	}
 	
+	$numCompletedChallenges = 0;
 	foreach ($challenges as $tier => $challengeMap) {
 		$r .= "<b>Section $tier</b> levels:<div class='challengelist_tier' style='border: 1px solid yellow; overflow: auto;'>";
 		foreach ($challengeMap as $challengeSuborder => $challenge) {
@@ -84,9 +93,14 @@ function ChallengeList($challengeListResultset) {
 			foreach ($challenge as $ordering => $content) {
 				//Each challenge gets its own star
 				if($content["dateSolved"] !== NULL)
+				{
 					$cssClass = "challengelist_complete";
+					$numCompletedChallenges++;
+				}
 				else
+				{
 					$cssClass = "challengelist_incomplete";
+				}
 				$r .= "<div class='$cssClass'></div>";
 			}
 			$r .= "</div>";
@@ -94,9 +108,57 @@ function ChallengeList($challengeListResultset) {
 		}
 		$r .= "</div>";
 	}
+	
+	$r .= getNextChallengeTierHtml($numCompletedChallenges);
 	return $r;
 }
 
+function getNextChallengeTierHtml($numCompletedChallenges)
+{
+	global $tierChallengeRequirements, $userID;
+	
+	for($nextTier = 0; $nextTier < count($tierChallengeRequirements); $nextTier++)
+	{
+		$numChallengesForNextTier = numChallengesRemainingForTier($nextTier, $numCompletedChallenges);
+		if($numChallengesForNextTier > 0)
+			break;
+	}
+	
+	//We've found the tier they're at - verify this matches up with what's in the DB
+	//This probably belongs somewhere else, but whatever
+	$userCurrentTier = getUserChallengeTier($userID);
+	if($userCurrentTier != $nextTier - 1)
+	{
+		//TODO: Display some sort of "tier XY unlocked" or something
+		setUserChallengeTier($userID, $nextTier -1);
+	}
+	
+	//Return the tiers-left html
+	if($numChallengesForNextTier == 0)
+		return "<div class='challengelist_nexttier>All tiers have been unlocked!</div>";
+	
+	return "<div class='challengelist_nexttier'>Next tier unlocked in <span class='challengelist_nexttier_requirement'>$numChallengesForNextTier</span>"
+		 . "<span class='challengelist_complete'></span></div>";
+}
+
+function numChallengesRemainingForTier($tier, $numCompletedChallenges)
+{
+	global $tierChallengeRequirements;
+	
+	if($tier >= maxTier())
+		return -1;
+	if($tierChallengeRequirements[$tier] <= $numCompletedChallenges)
+		return 0;
+	return ($tierChallengeRequirements[$tier] - $numCompletedChallenges);
+}
+
+function maxTier()
+{
+	global $tierChallengeRequirements;
+	
+	return (count($tierChallengeRequirements) - 1);
+}
+
 // TODO: !! Depreciate
 /**
  * Outputs the list of all challenges to the page