feat: Add functions to retrieve previous and upcoming events; update events template to display dynamic event data

app/Helpers/QueryHelper.php

@@ -4,6 +4,7 @@ use Modules\CCMS\Models\Blog;
 use Modules\CCMS\Models\Category;
 use Modules\CCMS\Models\Counter;
 use Modules\CCMS\Models\Country;
+use Modules\CCMS\Models\Event;
 use Modules\CCMS\Models\Faq;
 use Modules\CCMS\Models\FaqCategory;
 use Modules\CCMS\Models\Gallery;
@@ -150,6 +151,32 @@ function getServices($limit = null, $order = 'desc')
         ->get();
 }
 
+function previousEvents($limit = null, $order = 'desc')
+{
+    return Event::query()
+        ->where('status', 1)
+        ->where('parent_id', null)
+        ->where('start_date', '<=', now())
+        ->orderBy('order', $order)
+        ->when($limit, function ($query) use ($limit) {
+            $query->limit($limit);
+        })
+        ->get();
+}
+
+function upcomingEvents($limit = null, $order = 'desc')
+{
+    return Event::query()
+        ->where('status', 1)
+        ->where('parent_id', null)
+        ->where('start_date', '>=', now())
+        ->orderBy('order', $order)
+        ->when($limit, function ($query) use ($limit) {
+            $query->limit($limit);
+        })
+        ->get();
+}
+
 function getInstitutions($limit = null, $order = 'desc')
 {
     return Institution::query()