sources have identifiers, not models.

Author: VDFaller

src/dbt_mcp/dbt_cli/models/lineage_types.py

@@ -127,10 +127,10 @@ def get_uid_from_name(manifest: dict[str, Any], model_id: str) -> str:
         return model_id
     # fallback: look through eveything for the identifier
     for uid, node in manifest.get("nodes", {}).items():
-        if node.get("identifier") == model_id:
+        if node.get("name") == model_id:
             return uid
     for uid, source in manifest.get("sources", {}).items():
-        if source.get("name") == model_id:
+        if source.get("identifier") == model_id:
             return uid
     for uid, exposure in manifest.get("exposures", {}).items():
         if exposure.get("name") == model_id:

tests/unit/dbt_cli/test_model_lineage.py

@@ -21,13 +21,13 @@ def sample_manifest():
             "source.1": [],
         },
         "nodes": {
-            "model.a": {"identifier": "a"},
-            "model.b": {"identifier": "b"},
-            "model.c": {"identifier": "c"},
-            "model.d": {"identifier": "d"},
+            "model.a": {"name": "a"},
+            "model.b": {"name": "b"},
+            "model.c": {"name": "c"},
+            "model.d": {"name": "d"},
         },
         "sources": {
-            "source.1": {"name": "1"},
+            "source.1": {"identifier": "1"},
         },
         "exposures": {
             "exposure.1": {"name": "1"},