added index validtor for spatial index

Author: ArnabChatterjee20k

src/Database/Validator/Index.php

@@ -24,18 +24,30 @@ class Index extends Validator
 
     protected bool $arrayIndexSupport;
 
+    protected bool $spatialIndexSupport;
+
+    protected bool $spatialIndexNullSupport;
+
+    protected bool $spatialIndexOrderSupport;
+
     /**
      * @param array<Document> $attributes
      * @param int $maxLength
      * @param array<string> $reservedKeys
      * @param bool $arrayIndexSupport
+     * @param bool $spatialIndexSupport
+     * @param bool $spatialIndexNullSupport
+     * @param bool $spatialIndexOrderSupport
      * @throws DatabaseException
      */
-    public function __construct(array $attributes, int $maxLength, array $reservedKeys = [], bool $arrayIndexSupport = false)
+    public function __construct(array $attributes, int $maxLength, array $reservedKeys = [], bool $arrayIndexSupport = false, bool $spatialIndexSupport = false, bool $spatialIndexNullSupport = false, bool $spatialIndexOrderSupport = false)
     {
         $this->maxLength = $maxLength;
         $this->reservedKeys = $reservedKeys;
         $this->arrayIndexSupport = $arrayIndexSupport;
+        $this->spatialIndexSupport = $spatialIndexSupport;
+        $this->spatialIndexNullSupport = $spatialIndexNullSupport;
+        $this->spatialIndexOrderSupport = $spatialIndexOrderSupport;
 
         foreach ($attributes as $attribute) {
             $key = \strtolower($attribute->getAttribute('key', $attribute->getAttribute('$id')));
@@ -289,6 +301,10 @@ public function isValid($value): bool
             return false;
         }
 
+        if (!$this->checkSpatialIndex($value)) {
+            return false;
+        }
+
         return true;
     }
 
@@ -315,4 +331,33 @@ public function getType(): string
     {
         return self::TYPE_OBJECT;
     }
+
+    /**
+     * @param Document $index
+     * @return bool
+    */
+    public function checkSpatialIndex(Document $index): bool
+    {
+        $attributes = $index->getAttribute('attributes', []);
+        $orders = $index->getAttribute('orders', []);
+        foreach ($attributes as $attributeName) {
+            $attribute = $this->attributes[\strtolower($attributeName)] ?? new Document();
+            $attributeType = $attribute->getAttribute('type');
+            $required = $attribute->getAttribute('required');
+            if (in_array($attributeType, Database::SPATIAL_TYPES) && !$this->spatialIndexSupport) {
+                $this->message = "Spatial index is not supported";
+                return false;
+            }
+            if (in_array($attributeType, Database::SPATIAL_TYPES) && !$required && !$this->spatialIndexNullSupport) {
+                $this->message = 'Spatial indexes do not allow null values. Mark the attribute "' . $attributeName . '" as required or create the index on a column with no null values.';
+                return false;
+            }
+            if (in_array($attributeType, Database::SPATIAL_TYPES) && !empty($orders) && !$this->spatialIndexOrderSupport) {
+                $this->message = 'Spatial indexes with explicit orders are not supported. Remove the orders to create this index.';
+                return false;
+            }
+
+        }
+        return true;
+    }
 }