From 730be772a41538afce4f8e1a567ccb1c79efb5f2 Mon Sep 17 00:00:00 2001
From: iLLiCiTiT <jakub.trllo@gmail.com>
Date: Thu, 15 Oct 2020 18:18:17 +0200
Subject: [PATCH] implemented finding of latest version

---
 pype/lib.py | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/pype/lib.py b/pype/lib.py
index 8f5c4527a0..527db4a38a 100644
--- a/pype/lib.py
+++ b/pype/lib.py
@@ -1429,9 +1429,28 @@ def get_latest_version(asset_name, subset_name, dbcon=None, project_name=None):
         project_name = dbcon.Session.get("AVALON_PROJECT")
         collection = dbcon
 
+    # Query asset document id by asset name
+    asset_doc = collection.find_one(
+        {"type": "asset", "name": asset_name},
+        {"_id": True}
     )
+    if not asset_doc:
+        return None
 
+    subset_doc = collection.find_one(
+        {"type": "subset", "name": subset_name, "parent": asset_doc["_id"]},
+        {"_id": True}
+    )
+    if not subset_doc:
+        return None
 
+    version_doc = collection.find_one(
+        {"type": "version", "parent": subset_doc["_id"]},
+        sort=[("name", -1)],
+    )
+    if not version_doc:
+        return None
+    return version_doc
 
 
 class ApplicationLaunchFailed(Exception):