From 6cf2997babcb488b14da04db0ba4a281dec6b942 Mon Sep 17 00:00:00 2001
From: Jieiku
Date: Tue, 31 May 2022 01:19:49 -0700
Subject: Paginator Improvements

---
 templates/macros/macros.html | 53 ++++++++++++++++++++++++++++++++++----------
 1 file changed, 41 insertions(+), 12 deletions(-)

(limited to 'templates')

diff --git a/templates/macros/macros.html b/templates/macros/macros.html
index 454854a..e4fcf73 100644
--- a/templates/macros/macros.html
+++ b/templates/macros/macros.html
@@ -23,21 +23,50 @@
 
 {%- macro pagination(paginator)%}
   {%- if paginator.number_pagers > 1 %}
+            {%- if paginator.number_pagers <= 5 %}  {# 5 or less pager is simple, just display all 5 #}
+                {%- set start = 1 %}
+                {%- set end = paginator.number_pagers %}
+            {%- endif %}
+
+            {%- if paginator.number_pagers > 5 %}
+
+                {%- if paginator.current_index >= 3 %}                {# Check if the first number will be 1 or not #}
+                    {%- set start = paginator.current_index - 2 %}    {# Set the start number #}
+                    {%- if paginator.number_pagers - paginator.current_index < 2 %}  {# the last two pages your no longer centered with equal pages start and end #}
+                        {%- set difference = paginator.number_pagers - paginator.current_index %}
+                        {%- set compensation =  1 - difference %}
+                        {%- set start = paginator.current_index - 3 - compensation %}  {# however many pages are missing on the end, add offset to start #}
+                    {%- endif %}
+                {%- else %}
+                    {%- set start = 1 %}
+                {%- endif %}
+
+                {%- if paginator.number_pagers >= paginator.current_index + 2 %}  {# Check if the last page is beyond our range #}
+                    {%- set end = paginator.current_index + 2 %}  {# End is beyond our range so we can safely set it to our range #}
+                    {%- if paginator.current_index <= 3 %}  {# check offset start, if on page 1 or 2 then set the end to page 5 #}
+                        {%- set end = 5 %}
+                    {%- endif %}
+                {%- else %}
+                    {%- set end = paginator.number_pagers %}
+                {%- endif %}
+            {%- endif %}
       <nav>
           <ul>
-            {%- if paginator.previous %}<li><a href="{{ paginator.previous | safe }}">&#60; Previous</a></li>{% endif %}
-            {%- for i in range(start=1, end=paginator.number_pagers+1) %}
-            <li>
-              {%- if i == paginator.current_index %}
-              <a class="cnav" href="#">{{i}}</a>
-              {%- elif i > 1 %}
-              <a href="{{paginator.base_url | safe }}{{i ~ '/'}}">{{i}}</a>
-              {%- else %}
-              <a href="{{paginator.first | safe }}">{{i}}</a>
-              {%- endif %}
-            </li>
+            {%- if paginator.previous %}<li><a href="{{ paginator.first | safe }}">&#124; &#60;</a></li>{% else %}<li><span class="off">&#124; &#60;</span></li>{% endif %}
+            {%- if paginator.previous %}<li><a href="{{ paginator.previous | safe }}">&#60;</a></li>{% else %}<li><span class="off">&#60;</span></li>{% endif %}
+            {%- for i in range(start=start, end=end+1) %}
+                <li>
+                  {%- if i == paginator.current_index %}
+                  <a class="cnav" href="#">{{i}}</a>
+                  {%- elif i > 1 %}
+                  <a href="{{ paginator.base_url | safe }}{{ i ~ '/' }}">{{i}}</a>
+                  {%- else %}
+                  <a href="{{ paginator.first | safe }}">{{ i }}</a>
+                  {%- endif %}
+                </li>
             {%- endfor %}
-            {%- if paginator.next %}<li><a href="{{ paginator.next | safe }}">Next &#62;</a></li>{% endif %}
+            {%- if paginator.next %}<li><a href="{{ paginator.next | safe }}">&#62;</a></li>{% else %}<li><span class="off">&#62;</span></li>{% endif %}
+            {%- if paginator.next %}<li><a href="{{ paginator.last | safe }}">&#62; &#124;</a></li>{% else %}<li><span class="off">&#62; &#124;</span></li>{% endif %}
           </ul>
       </nav>
   {%- endif %}
-- 
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