Fix collecting data sources defined by dashboard variables

Author: amotl

CHANGES.rst

@@ -10,6 +10,8 @@ in progress
 =================
 - Fixed 404 error on "dash-folder" type when enumerating dashboards.
   Thanks, @oxy-star and @GarbageYard.
+- Fixed collecting data sources defined by dashboard variables. Thanks,
+  @GrgDev, @cronosnull, and @nikodemas.
 
 2025-03-18 0.23.0
 =================

grafana_wtf/core.py

@@ -715,10 +715,10 @@ def add(item):
             # Datasources defined as variables.
             if "type" in node and node["type"] == "datasource":
                 values = to_list(node.get("current", {}).get("value"))
-                for ds_uid in values:
-                    datasource = self.datasource_by_uid.get(ds_uid)
+                for ds_name in values:
+                    datasource = self.datasource_by_name.get(ds_name)
                     if datasource is None:
-                        log.warning(f"Data source '{ds_uid}' not found")
+                        log.warning(f"Data source '{ds_name}' not found")
                         continue
                     ds = dict(
                         type=datasource.get("type"),