Add audit history

inventory-app/inventory.py

@@ -447,14 +447,29 @@ def view_inventory(slug=None):
 @login_required(groups=["k-space:janitors"])
 def view_inventory_audit(item_id):
     user = read_user()
-    db.inventory.update_one({
-        "_id": ObjectId(item_id),
-    }, {
+    item = db.inventory.find_one(filter = {
+        "_id": ObjectId(item_id)
+    }, projection = {
+        "inventory.audit": 1
+    })
+
+    q = {
         "$set": {
             "inventory.audit.username": user["username"],
             "inventory.audit.timestamp": datetime.utcnow(),
         },
-    })
+    }
+    if item["inventory"].get("audit"):
+        q["$push"] = {
+            "inventory.audit.log": {
+                "username": item["inventory"]["audit"]["username"],
+                "timestamp": item["inventory"]["audit"]["timestamp"],
+            }
+        }
+    db.inventory.update_one({
+        "_id": ObjectId(item_id)
+    }, q)
+
     if request.form and request.form.get("noRedirect", False):
         return {}
     else: