Add first_operation_date method and update date handling in Finances class

.vscode/ftp-kr.sync.cache.json

@@ -498,6 +498,26 @@
             "lmtime": 0,
             "modified": false
           }
+        },
+        "wiki": {
+          "category-edit.php": {
+            "type": "-",
+            "size": 3635,
+            "lmtime": 1738095324002,
+            "modified": false
+          },
+          "category-preview.php": {
+            "type": "-",
+            "size": 883,
+            "lmtime": 1738095479467,
+            "modified": false
+          },
+          "main-view.php": {
+            "type": "-",
+            "size": 3541,
+            "lmtime": 0,
+            "modified": false
+          }
         }
       },
       "upload": {}

autoload/controls/class.Finances.php

@@ -170,7 +170,7 @@ class Finances
     $dates = \S::get_session( 'finance-dates' );
     $dates = explode( '_-_', $dates );
 
-    $dates[0] ? $date_from = $dates[0] : $date_from = date( 'Y-m-01' );
+    $dates[0] ? $date_from = $dates[0] : $date_from = \factory\Finances::first_operation_date();
     $dates[1] ? $date_to = $dates[1] : $date_to = date( 'Y-m-t' );
 
     if ( $group_id == 3 )

autoload/factory/class.Finances.php

@@ -2,6 +2,12 @@
 namespace factory;
 class Finances
 {
+  static public function first_operation_date()
+  {
+    global $mdb;
+    return $mdb -> get( 'finance_operations', 'date', [ 'ORDER' => [ 'date' => 'ASC' ] ] );
+  }
+
   static public function get_operation_tags( int $operation_id )
   {
     global $mdb;