Fix off-by-one errors

src/AnimeClient/API/Kitsu/Transformer/AnimeHistoryTransformer.php

@@ -73,12 +73,10 @@ class AnimeHistoryTransformer {
 		$count = count($singles);
 		for ($i = 0; $i < $count; $i++)
 		{
+			$entries = [];
 			$entry = $singles[$i];
 			$prevTitle = $entry['title'];
-			$nextId = $i + 1;
-			if ($nextId < $count)
-			{
-				$entries = [];
+			$nextId = $i;
 			$next = $singles[$nextId];
 			while (
 				$next['kind'] === 'progressed' &&
@@ -91,13 +89,11 @@ class AnimeHistoryTransformer {
 				{
 					$nextId++;
 					$next = $singles[$nextId];
+					continue;
 				}
-					else
-					{
+
 				break;
 			}
-				}
-			}
 
 			if (count($entries) > 1)
 			{
@@ -112,9 +108,6 @@ class AnimeHistoryTransformer {
 
 				$title = $entries[0]['title'];
 
-				// Get rid of the single entry added before aggregating
-				// array_pop($output);
-
 				$action = (count($entries) > 3)
 					? "Marathoned episodes {$firstEpisode}-{$lastEpisode} of {$title}"
 					: "Watched episodes {$firstEpisode}-{$lastEpisode} of {$title}";
@@ -128,13 +121,11 @@ class AnimeHistoryTransformer {
 				]);
 
 				// Skip the rest of the aggregate in the main loop
-				$i += count($entries);
-				$prevTitle = $title;
+				$i += count($entries) - 1;
 				continue;
 			}
 			else
 			{
-				$prevTitle = $entry['title'];
 				$output[] = $entry;
 			}