chore: consolidate platform split checks

scripts/gitea_common.py

@@ -197,6 +197,47 @@ def repo_path(owner: str, repo: str, suffix: str) -> str:
     return f"/repos/{quote_path(owner)}/{quote_path(repo)}{suffix}"
 
 
+def org_path(owner: str, suffix: str) -> str:
+    return f"/orgs/{quote_path(owner)}{suffix}"
+
+
+def labels_by_name(client: GiteaClient, owner: str, repo: str | None = None) -> dict[str, dict[str, Any]]:
+    """Return org labels plus optional repository labels, keyed by label name.
+
+    Gitea stores organization labels separately from repository labels. Issue
+    APIs can use label ids from both scopes on supported instances, so issue
+    creation helpers should resolve both. Repository labels intentionally win
+    when a repo carries a local label with the same name.
+    """
+
+    labels: dict[str, dict[str, Any]] = {}
+    try:
+        for label in client.paginate(org_path(owner, "/labels")):
+            name = str(label.get("name") or "")
+            if name:
+                labels[name] = label
+    except GiteaError:
+        # User-owned repositories or older instances may not expose org labels.
+        pass
+
+    if repo:
+        for label in client.paginate(repo_path(owner, repo, "/labels")):
+            name = str(label.get("name") or "")
+            if name:
+                labels[name] = label
+    return labels
+
+
+def label_ids_by_name(client: GiteaClient, owner: str, repo: str | None = None) -> dict[str, int]:
+    ids: dict[str, int] = {}
+    for name, label in labels_by_name(client, owner, repo).items():
+        label_id = label.get("id") or label.get("index")
+        if label_id is None:
+            continue
+        ids[name] = int(label_id)
+    return ids
+
+
 def _git_remote(root: pathlib.Path, remote_name: str) -> str:
     result = subprocess.run(
         ["git", "-C", str(root), "remote", "get-url", remote_name],