From 6a38e1ae6b16b65dd24a6ec211d0a3d6a7aae18d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Halil=20=C4=B0brahim=20Kalkan?= <hi_kalkan@yahoo.com>
Date: Sun, 8 Mar 2026 21:11:09 +0300
Subject: [PATCH] Update foreign-key-descriptor.schema.json

---
 .../foreign-key-descriptor.schema.json         | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/lowcode/schema/definitions/foreign-key-descriptor.schema.json b/lowcode/schema/definitions/foreign-key-descriptor.schema.json
index 27d0e81f03..8c38f0acf7 100644
--- a/lowcode/schema/definitions/foreign-key-descriptor.schema.json
+++ b/lowcode/schema/definitions/foreign-key-descriptor.schema.json
@@ -20,6 +20,24 @@
       "description": "Access level for managing this relation from the referenced entity side. When set to 'view' or 'edit', the referenced entity can see/manage items that reference it.",
       "enum": ["none", "view", "edit"],
       "default": "none"
+    },
+    "dependsOn": {
+      "type": "object",
+      "description": "Cascading dependency: filter this FK's lookup by the value of another FK property on the same entity.",
+      "properties": {
+        "propertyName": {
+          "type": "string",
+          "description": "The property name on the owning entity whose value provides the filter (e.g. 'CountryId' on Author)",
+          "minLength": 1
+        },
+        "filterPropertyName": {
+          "type": "string",
+          "description": "The property name on the target (lookup) entity to filter by (e.g. 'CountryId' on City)",
+          "minLength": 1
+        }
+      },
+      "required": ["propertyName", "filterPropertyName"],
+      "additionalProperties": false
     }
   },
   "required": ["entityName"],