From 2127b1bdd73ecd2423e443992da4b442f5a3c1a3 Mon Sep 17 00:00:00 2001
From: Jake Vanderwerf <get@jakevanderwerf.ca>
Date: Wed, 04 Feb 2026 21:19:25 +0000
Subject: [PATCH] =Major overhaul of MetaManager.php -> Meta.php and RestRouteManager.php -> Rest.php. Seems to work for JakeVan

---
 inc/managers/DirectoryManager.php |  545 +++++++++++++++++++++++++++++++++++++++++------------
 1 files changed, 417 insertions(+), 128 deletions(-)

diff --git a/inc/managers/DirectoryManager.php b/inc/managers/DirectoryManager.php
index 6f81f6f..dc591ef 100644
--- a/inc/managers/DirectoryManager.php
+++ b/inc/managers/DirectoryManager.php
@@ -5,6 +5,8 @@
 	exit;
 }
 
+use JVBase\registry\PostTypeRegistrar;
+use JVBase\managers\Cache;
 use JVBase\utility\Features;
 use WP_Block;
 use WP_Query;
@@ -14,60 +16,69 @@
     protected array $directories;
     protected array $directoryPageIDs;
 	protected array $directoryList;
+	protected int $perPage;
     protected static string $type = BASE.'for_type';
     protected static string $slug = BASE.'for_type_slug';
-    protected CacheManager $cache;
+    protected Cache $cache;
 
-    public function __construct()
+    public function __construct($perPage = 100)
     {
-        $this->directories = $this->getDirectories();
+		$this->directories = $this->getDirectories();
         if (empty($this->directories)) {
             return;
         }
-        $this->cache = CacheManager::for('directory', WEEK_IN_SECONDS);
-		foreach(['content','taxonomy','user'] as $key) {
-			if (array_key_exists($key, $this->directories)) {
-				$this->cache->connectTo($key);
-			}
+		$this->perPage = $perPage;
+        $this->cache = Cache::for('directory', WEEK_IN_SECONDS);
+		$this->cache->connect('post', true)
+			->connect('taxonomy', true)
+			->connect('user', true);
+
+		if (JVB_TESTING) {
+			$this->cache->flush();
 		}
 
-        add_action('init', [$this, 'registerDirectories']);
-        jvb_register_do_once('directories_registered', [$this, 'activate']);
-
+		add_action('init', [$this, 'registerDirectories']);
         add_action('render_block', [$this, 'renderBlock'], 99999, 3);
     }
 
-    public function registerDirectories()
+    public function registerDirectories():void
     {
-        $plural = 'Directories';
-        $singular = 'Directory';
-        register_post_type(BASE.'directory', array(
-            'labels'                => [
-                'name' => $plural,
-                'singular_name' => $singular,
-                'menu_name' => $plural,
-                'add_new' => "Add New {$singular}",
-                'add_new_item' => "Add New {$singular}",
-                'edit_item' => "Edit {$singular}",
-                'new_item' => "New {$singular}",
-                'view_item' => "View {$singular}",
-                'search_items' => "Search {$plural}",
-                'not_found' => "No {$plural} found",
-                'not_found_in_trash' => "No {$plural} found in Trash"
-            ],
-            'menu_icon'             => jvbCSSIcon('sort-ascending'),
-            'public'                => true,
-            'publicly_queryable'    => true,
-            'show_in_menu'          => true,
-            'show_in_admin_bar'     => false,
-            'has_archive'           => true,
-            'rewrite'               => array(
-                'slug'          => 'directory',
-                'with_front'    => false
-            ),
-            'capability_type'   => 'post',
-            'supports'          => array('title', 'editor', 'content', 'excerpt', 'custom-fields')
-        ));
+		$singular = (array_key_exists('directory_label', JVB_SITE)) ? JVB_SITE['directory_label'][0] : 'Directory';
+		$plural = (array_key_exists('directory_label', JVB_SITE)) ? JVB_SITE['directory_label'][1] : 'Directories';
+		$config = [
+			'labels'	=> [
+				'name'               => $plural,
+				'singular_name'      => $singular,
+				'menu_name'          => $plural,
+				'name_admin_bar'     => $singular,
+				'add_new'            => "Add New",
+				'add_new_item'       => "Add New {$singular}",
+				'new_item'           => "New {$singular}",
+				'edit_item'          => "Edit {$singular}",
+				'view_item'          => "View {$singular}",
+				'all_items'          => "All {$plural}",
+				'search_items'       => "Search {$plural}",
+				'parent_item_colon'  => "Parent {$plural}:",
+				'not_found'          => "No {$plural} found.",
+				'not_found_in_trash' => "No {$plural} found in Trash.",
+			],
+			'public'              => true,
+			'menu_icon'		=> jvbCSSIcon('list-dashes'),
+			'publicly_queryable'    => true,
+			'show_in_menu'          => true,
+			'show_in_admin_bar'     => false,
+			'has_archive'           => true,
+			'hierarchical'			=> true,
+			'rewrite'	=> [
+				'slug'	=> sanitize_title(strtolower($plural)),
+				'with_front' => false,
+			],
+			'capability_type'   => 'post',
+			'show_in_rest'	=> true,
+			'supports'=>['title', 'author', 'thumbnail', 'editor', 'revisions', 'custom-fields', 'excerpt', 'content']
+		];
+
+		register_post_type(BASE.'directory', $config);
     }
 
 	public function getDirectories():array
@@ -118,12 +129,14 @@
 
     public function activate()
     {
+		$this->registerDirectories();
+
         $created = [];
         $directories = [];
 
 		foreach($this->directories as $directory => $type) {
 			$config = $this->getConfigFromType($directory);
-			$title = $config['directory']??$config['plural'];
+			$title = $this->directoryTitle($config);
 			$excerpt = implode(' ', $config['description']??[]);
 			$ID = wp_insert_post([
 				'post_type'	=> BASE.'directory',
@@ -141,7 +154,7 @@
 					'slug'  => $slug,
 					'title' => $title,
 					'ID'    => $ID,
-					'url'   => get_home_url(null, '/directory/'.$slug),
+					'url'   => get_the_permalink($ID),
 					'page'  => $title,
 					'description'    =>$config[$directory]['description']??[],
 					'type'  => $type,
@@ -174,7 +187,7 @@
 						'slug'  => $slug,
 						'title' => $title,
 						'ID'    => $ID,
-						'url'   => get_home_url(null, '/directory/'.$slug),
+						'url'   => get_the_permalink($ID),
 						'page'  => $title,
 						'description'    =>$config[$directory]['description']??[],
 						'type'  => $type,
@@ -184,26 +197,26 @@
 			}
 		}
 
-        if (Features::forSite()->has('has_map')) {
-            $ID = wp_insert_post([
-                'post_type'     => BASE.'directory',
-                'post_title'    => 'Map',
-                'post_status'=> 'publish',
-                'slug'          => 'map',
-            ]);
-            if (!is_wp_error($ID)) {
-                add_post_meta($ID, self::$type, 'map');
-                $created['map'] = (int)$ID;
-                $directories['map'] = [
-                    'slug'  => 'map',
-                    'title' => 'Map',
-                    'ID'    => $ID,
-                    'url'   => get_home_url(null, '/directory/map'),
-                    'page'  => 'Map',
-                    'type'  => 'term',
-                ];
-            }
-        }
+//        if (Features::forSite()->has('has_map')) {
+//            $ID = wp_insert_post([
+//                'post_type'     => BASE.'directory',
+//                'post_title'    => 'Map',
+//                'post_status'=> 'publish',
+//                'slug'          => 'map',
+//            ]);
+//            if (!is_wp_error($ID)) {
+//                add_post_meta($ID, self::$type, 'map');
+//                $created['map'] = (int)$ID;
+//                $directories['map'] = [
+//                    'slug'  => 'map',
+//                    'title' => 'Map',
+//                    'ID'    => $ID,
+//                    'url'   => get_the_permalink($ID),
+//                    'page'  => 'Map',
+//                    'type'  => 'term',
+//                ];
+//            }
+//        }
 
         if (!empty($created)) {
             update_option(BASE.'directory_ids', $created);
@@ -213,6 +226,33 @@
         }
     }
 
+	protected function buildDirectoryList():array
+	{
+		$saved = get_option(BASE.'directory_list', []);
+		if (empty($saved)) {
+			$all = new WP_Query([
+				'post_type'	=> BASE.'directory',
+				'post_status'	=> 'publish',
+				'posts_per_page'	=> -1,
+			]);
+			foreach($all->posts as $post) {
+				$saved[$post->post_name] = [
+					'slug'	=> $post->post_name,
+					'title'	=> $post->post_title,
+					'ID'	=> $post->ID,
+					'url'	=> get_the_permalink($post->ID),
+					'page'	=> $post->post_title,
+					'description'	=> $this->getConfigFromType($post->post_name)['description']??'',
+					'type'	=> get_post_meta($post->ID, self::$type,true),
+					'extra'	=> $this->getConfigFromType($post->post_name)['directory_extra']??[],
+				];
+			}
+			update_option(BASE.'directory_list', $saved);
+			wp_reset_postdata();
+		}
+		return $saved;
+	}
+
 	public function getDirectoryPageIDs():array
 	{
 		if (empty($this->directoryPageIDs)) {
@@ -223,7 +263,7 @@
 	public function getDirectoryList():array
 	{
 		if (empty($this->directoryList)) {
-			$this->directoryList = get_option(BASE.'directory_list', []);
+			$this->directoryList = $this->buildDirectoryList();
 		}
 		return $this->directoryList;
 	}
@@ -319,16 +359,15 @@
 		return $this->cache->remember(
 			'archive',
 			function() {
-				$cache = '<h1>Directory of Directories</h1>
+				$cache = '<h1>'.$this->referAs().' of '.$this->referAs(true).'</h1>
                 <p>You like lists? We\'ve got \'em!</p>
-                <section class="directories item-grid">';
+                <ul class="directories">';
 				foreach ($this->directoryList as $slug => $directory) {
 					$config = $this->getConfigFromType($slug);
 					$aOpen = '<a href="'.$directory['url'].'" title="See our list of '.$directory['title'].'">';
 					$aClose = '</a>';
-					$cache .= '<div class="directory col start">
-                '.$aOpen.jvbIcon($config['icon']).$aClose.
-						'<h2>'.$aOpen.$directory['title'].$aClose.'</h2>';
+					$cache .= '<li class="directory col start">
+						'. $aOpen.jvbIcon(array_key_exists('icon', $config) ? $config['icon']:'list-dashes').$directory['title'].$aClose;
 					if (!empty($directory['description'])) {
 						$cache .= '<div class="description">';
 						foreach ($directory['description'] as $description) {
@@ -336,9 +375,9 @@
 						}
 						$cache .= '</div>';
 					}
-					$cache .= '</div>';
+					$cache .= '</li>';
 				}
-				$cache .= '</section>';
+				$cache .= '</ul>';
 				return $cache;
 			}
 		);
@@ -366,44 +405,56 @@
 		);
         if ($current !== '' && array_key_exists($current, $this->directories())) {
             $open = ($open) ? ' open' : '';
-            $cache = '<details'.$open.'><summary class="row btw">Other Directories:</summary>'.
+            $cache = '<details'.$open.'><summary class="row btw">Other '.$this->referAs(true).':</summary>'.
                      str_replace('id="'.$current.'"', 'id="'.$current.'" class="current"', $cache)
                      .'</details>';
         }
         return $cache;
     }
 
-    private function renderDirectory():string
-    {
+private function renderDirectory(): string
+{
+	$slug = get_post_meta(get_the_ID(), self::$slug, true);
+	if ($slug === '') {
+		return '';
+	}
 
-        $slug = get_post_meta(get_the_ID(), self::$slug, true);
-        if ($slug === '') {
-            return '';
-        }
-		$this->directories();
-		return $this->cache->remember(
-			$slug,
-			function() use ($slug) {
-				$config = $this->getConfigFromType($slug);
-				$out = '<h1>'.$config['directory'].'</h1>';
-				$out .= '<div class="description">';
+	$type = $this->directories[$slug];
+	$config = $this->getConfigFromType($slug);
 
-				foreach ($config[$slug]['description']??[] as $p) {
-					$out .= '<p>'.$p.'</p>';
-				}
-				$out .= '</div>';
-				$out .= $this->renderIndex($slug);
+	$paged = isset($_GET['page']) ? max(1, (int)$_GET['page']) : 1;
 
-				$type = $this->directories[$slug];
-				$list = [];
-				switch ($type) {
-					case 'content':
-						$get = new WP_Query([
-							'post_type'            => jvbCheckBase($slug),
-							'posts_per_page'    => -1,
-							'orderby'            => 'title',
-							'order'                => 'ASC'
-						]);
+	$cacheKey = $slug . '_page_' . $paged;
+
+	return $this->cache->remember(
+		$cacheKey,
+		function() use ($slug, $type, $config, $paged) {
+			$out = '<h1>' . $this->directoryTitle($config) . '</h1>';
+			$out .= '<div class="description">';
+			foreach ($config[$slug]['description'] ?? [] as $p) {
+				$out .= '<p>' . $p . '</p>';
+			}
+			$out .= '</div>';
+			$out .= $this->renderIndex($slug);
+
+			$list = [];
+			$query = null;
+
+			switch ($type) {
+				case 'content':
+					$args = [
+						'post_type' => jvbCheckBase($slug),
+						'posts_per_page' => $this->perPage,
+						'paged' => $paged,
+						'orderby' => 'title',
+						'order' => 'ASC'
+					];
+
+					if (Features::forContent($slug)->has('is_timeline')) {
+						$args['post_parent'] = 0;
+					}
+
+					$get = new WP_Query($args);
 
 						$hasExtra = Features::forContent($slug)->has('directory_extra');
 						if ($get->have_posts()) {
@@ -418,7 +469,7 @@
 										if ( $terms && ! is_wp_error( $terms ) ) {
 											$term    = $terms[0];
 											$extra[] = [
-												'name' => (get_term_meta( $term->term_id, BASE . 'singular', true ) !== '') ? get_term_meta( $term->term_id, BASE . 'singular', true ) : $term->name,
+												'name' => (get_term_meta( $term->term_id, BASE . 'singular', true ) !== '') ? get_term_meta( $term->term_id, BASE . 'singular', true ) : html_entity_decode($term->name),
 												'url'  => get_term_link( $term->term_id, $item ),
 												'id'   => $term->term_id,
 												'type' => $item,
@@ -439,11 +490,21 @@
 						wp_reset_postdata();
 						break;
 					case 'taxonomy':
+						// For taxonomy, we need to manually paginate
+						$offset = ($paged - 1) * $this->perPage;
 						$get = get_terms([
-							'taxonomy'            => jvbCheckBase($slug),
-							'hide_empty'        => true,
-							'orderby'            => 'name',
-							'order'                => 'ASC',
+							'taxonomy' => jvbCheckBase($slug),
+							'hide_empty' => true,
+							'orderby' => 'name',
+							'order' => 'ASC',
+							'number' => $this->perPage,
+							'offset' => $offset,
+						]);
+
+						// Get total for pagination
+						$total_terms = wp_count_terms([
+							'taxonomy' => jvbCheckBase($slug),
+							'hide_empty' => true,
 						]);
 
 						if ($get && !is_wp_error($get)) {
@@ -452,7 +513,7 @@
 
 								$list = $this->alphabetizeMe(
 									$list,
-									$term->name,
+									html_entity_decode($term->name),
 									get_term_link( $term->term_id, jvbCheckBase( $slug ) ),
 									$term->term_id,
 									$extra
@@ -474,8 +535,14 @@
 				if (empty($list)) {
 					$out .= '<h2>Nothing here.</h2><p>We don\'t have anything here yet.</p>';
 				} else {
-					$out .= $this->renderLettersIndex($list);
+					$out .= $this->renderLettersIndex($list, $type, $slug);
 					$out .= $this->renderLettersList($list, $slug);
+
+					if ($type === 'content' && $query) {
+						$out .= $this->renderPagination($query);
+					} elseif ($type === 'taxonomy' && is_numeric($total_terms)) {
+						$out .= $this->renderTaxonomyPagination($total_terms, $paged);
+					}
 				}
 				$out .= '</section>';
 
@@ -537,11 +604,11 @@
 			$children =$this->renderListChunk($taxonomy, $term->term_id);
 			$out .= '<li>';
 			if ($children !== '') {
-				$out .= '<details class="term"><summary class="row btw"><a href="'.get_term_link($term->term_id, $term->taxonomy).'" title="See more '.$term->name.'">'.$term->name.'</a></summary>';
+				$out .= '<details class="term"><summary class="row btw"><a href="'.get_term_link($term->term_id, $term->taxonomy).'" title="See more '.html_entity_decode($term->name).'">'.$term->name.'</a></summary>';
 				$out .= $children;
 				$out .= '</details>';
 			} else {
-				$out .= '<a href="'.get_term_link($term->term_id, $term->taxonomy).'" title="See more '.$term->name.'">'.$term->name.'</a>';
+				$out .= '<a href="'.get_term_link($term->term_id, $term->taxonomy).'" title="See more '.$term->name.'">'.html_entity_decode($term->name).'</a>';
 			}
 			$out .= '</li>';
         }
@@ -549,23 +616,41 @@
         return $out;
     }
 
-    public function renderLettersIndex(array $list):string
-    {
-        $out = '<nav class="letters on-this-page"><ul>';
-        foreach ($this->letters() as $l) {
-            $aOpen = $aClose = $class = '';
-            if (array_key_exists($l, $list)) {
-                $aOpen = '<a href="#starts-with-'.$l.'">';
-                $aClose = '</a>';
-                $class = ' class="has"';
-            }
-            $out .= '<li'.$class.'>'.$aOpen.strtoupper($l).$aClose.'</li>';
-        }
+	public function renderLettersIndex(array $list, string $type = '', string $slug = ''): string
+	{
+		$letters_on_page = array_keys($list);
+		$letterPageMap = [];
 
-        $out .= '</ul></nav>';
+		if ($type !== '' && $slug !== '') {
+			$letterPageMap = $this->getLetterPageMap($type, $slug);
+		}
 
-        return $out;
-    }
+		$out = '<nav class="letters on-this-page"><ul>';
+
+		foreach ($this->letters() as $l) {
+			$aOpen = $aClose = $class = '';
+
+			if (array_key_exists($l, $list)) {
+				// Letter is on current page - link to anchor
+				$aOpen = '<a href="#starts-with-' . $l . '">';
+				$aClose = '</a>';
+				$class = ' class="has current-page"';
+			} elseif (isset($letterPageMap[$l])) {
+				// Letter exists but on different page - link to that page with GET param
+				$page = $letterPageMap[$l]['page'];
+				$url = add_query_arg('page', $page, get_permalink()) . '#starts-with-' . $l;
+				$aOpen = '<a href="' . $url . '" title="Go to page ' . $page . '">';
+				$aClose = '</a>';
+				$class = ' class="has other-page"';
+			}
+
+			$out .= '<li' . $class . '>' . $aOpen . strtoupper($l) . $aClose . '</li>';
+		}
+
+		$out .= '</ul></nav>';
+
+		return $out;
+	}
 
     public function renderLettersList(array $list, string $type):string
     {
@@ -585,10 +670,16 @@
                     }
                     $extra .= '</span>';
                 }
-                $out .= '<li class="row btw">
+
+				$item_html = apply_filters('jvb_directory_render_item', '', $item, $type, $extra);
+
+				if (empty($item_html)) {
+					$item_html = '<li class="row btw">
                     <a href="'.$item['url'].'" title="More about '.$item['name'].'">
-                        '.$item['name'].'</a>'.$extra.
-                '</li>';
+                        '.$item['name'].'</a>'.$extra.'
+                </li>';
+				}
+				$out .= $item_html;
 
             }
             $out .= '</ul></li>';
@@ -623,4 +714,202 @@
 
         return $content;
     }
+
+	protected function directoryTitle(array $config):string
+	{
+		return array_key_exists('directory', $config) ? $config['directory'] : $config['plural'];
+	}
+
+	public function referAs($plural = false):string
+	{
+		if (!empty(JVB_SITE) && array_key_exists('directory_label', JVB_SITE)) {
+			return ($plural) ? JVB_SITE['directory_label'][1] : JVB_SITE['directory_label'][0];
+		}
+		return ($plural) ? 'Directories' : 'Directory';
+	}
+
+	/*****************************************************
+	 * PAGINATION HELPERS
+	 ****************************************************/
+	protected function renderPagination(WP_Query $query): string
+	{
+		if ($query->max_num_pages <= 1) {
+			return '';
+		}
+
+		$current = max(1, isset($_GET['page']) ? (int)$_GET['page'] : 1);
+
+		$pagination = paginate_links([
+			'base' => add_query_arg('page', '%#%'),
+			'format' => '',
+			'current' => $current,
+			'total' => $query->max_num_pages,
+			'type' => 'array',
+			'prev_text' => jvbIcon('arrow-square-left'),
+			'next_text' => jvbIcon('arrow-square-right'),
+		]);
+
+		if (!$pagination) {
+			return '';
+		}
+
+		$out = '<nav class="directory-pagination" aria-label="Directory pagination"><ul class="pagination">';
+		foreach ($pagination as $page) {
+			$out .= '<li>' . $page . '</li>';
+		}
+		$out .= '</ul></nav>';
+
+		return $out;
+	}
+
+	protected function renderTaxonomyPagination(int $total, int $paged): string
+	{
+		$max_pages = ceil($total / $this->perPage);
+
+		if ($max_pages <= 1) {
+			return '';
+		}
+
+		$current = max(1, isset($_GET['page']) ? (int)$_GET['page'] : 1);
+
+		$pagination = paginate_links([
+			'base' => add_query_arg('page', '%#%'),
+			'format' => '',
+			'current' => $current,
+			'total' => $max_pages,
+			'type' => 'array',
+			'prev_text' => jvbIcon('arrow-square-left'),
+			'next_text' => jvbIcon('arrow-square-right'),
+		]);
+
+		if (!$pagination) {
+			return '';
+		}
+
+		$out = '<nav class="directory-pagination" aria-label="Directory pagination"><ul class="pagination">';
+		foreach ($pagination as $page) {
+			$out .= '<li>' . $page . '</li>';
+		}
+		$out .= '</ul></nav>';
+
+		return $out;
+	}
+
+	protected function getLetterRanges(array $letters): array
+	{
+		if (empty($letters)) {
+			return [];
+		}
+
+		sort($letters);
+		$ranges = [];
+		$start = $letters[0];
+		$prev = $letters[0];
+
+		foreach (array_slice($letters, 1) as $letter) {
+			// Check if letters are consecutive
+			if (ord($letter) !== ord($prev) + 1) {
+				$ranges[] = ['start' => $start, 'end' => $prev];
+				$start = $letter;
+			}
+			$prev = $letter;
+		}
+
+		// Add final range
+		$ranges[] = ['start' => $start, 'end' => $prev];
+
+		return $ranges;
+	}
+	protected function getLetterPageMap(string $type, string $slug): array
+	{
+		return $this->cache->remember(
+			$slug . '_letter_page_map',
+			function() use ($type, $slug) {
+				$titles = [];
+
+				switch ($type) {
+					case 'content':
+						global $wpdb;
+						$post_type = jvbCheckBase($slug);
+
+						$where = $wpdb->prepare("post_type = %s AND post_status = 'publish'", $post_type);
+						if (Features::forContent($slug)->has('is_timeline')) {
+							$where .= " AND post_parent = 0";
+						}
+
+						$titles = $wpdb->get_col(
+							"SELECT post_title
+                        FROM {$wpdb->posts}
+                        WHERE {$where}
+                        ORDER BY post_title"
+						);
+						break;
+
+					case 'taxonomy':
+						global $wpdb;
+						$taxonomy = jvbCheckBase($slug);
+
+						$titles = $wpdb->get_col($wpdb->prepare(
+							"SELECT t.name
+                        FROM {$wpdb->terms} t
+                        INNER JOIN {$wpdb->term_taxonomy} tt ON t.term_id = tt.term_id
+                        WHERE tt.taxonomy = %s AND tt.count > 0
+                        ORDER BY t.name ASC",
+							$taxonomy
+						));
+						break;
+
+					case 'user':
+						$users = get_users([
+							'role' => jvbCheckBase($slug),
+							'orderby' => 'display_name',
+							'order' => 'ASC',
+							'fields' => 'display_name',
+						]);
+						$titles = array_column($users, 'display_name');
+						break;
+				}
+
+				return $this->calculateLetterPages($titles);
+			}
+		);
+	}
+
+	protected function calculateLetterPages(array $titles): array
+	{
+		$letterCounts = [];
+
+		// Count items per letter
+		foreach ($titles as $title) {
+			$letter = strtolower(mb_substr($title, 0, 1));
+			if (!isset($letterCounts[$letter])) {
+				$letterCounts[$letter] = 0;
+			}
+			$letterCounts[$letter]++;
+		}
+
+		// Calculate which page each letter starts on
+		$letterPages = [];
+		$runningTotal = 0;
+
+		foreach ($this->letters() as $letter) {
+			if (!isset($letterCounts[$letter])) {
+				continue;
+			}
+
+			$count = $letterCounts[$letter];
+			$startPosition = $runningTotal + 1;
+			$startPage = (int)ceil($startPosition / $this->perPage);
+
+			$letterPages[$letter] = [
+				'page' => $startPage,
+				'count' => $count,
+				'start_position' => $startPosition,
+			];
+
+			$runningTotal += $count;
+		}
+
+		return $letterPages;
+	}
 }

--
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