From 14f740bca0090a58ac7ade4b051544c03113d54a Mon Sep 17 00:00:00 2001
From: andrew <dev@andre-y-ru.ru>
Date: Wed, 2 Sep 2026 16:44:10 +0300
Subject: [PATCH] Add src/selectel_ml_tui/api/gateway.py

---
 src/selectel_ml_tui/api/gateway.py | 98 ++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 src/selectel_ml_tui/api/gateway.py

diff --git a/src/selectel_ml_tui/api/gateway.py b/src/selectel_ml_tui/api/gateway.py
new file mode 100644
index 0000000..4b4d80f
--- /dev/null
+++ b/src/selectel_ml_tui/api/gateway.py
@@ -0,0 +1,98 @@
+"""Клиент Gateway API ИИ-роутера Selectel (/aig/gateway/v1/*).
+
+Аутентификация: IAM-токен проекта (X-Auth-Token) + X-Project-Id и др.
+Данные: потребление (overview), метрики 24ч, модели, ключи.
+
+Токен берётся из IamTokenManager; при HTTP 401 выполняется его
+автоматическое обновление и один повтор запроса.
+"""
+
+from __future__ import annotations
+
+from typing import Any, cast
+
+import httpx
+
+from selectel_ml_tui.api.client import BaseApiClient, SelectelApiError
+from selectel_ml_tui.auth import IamTokenManager
+from selectel_ml_tui.models import RouterMetrics, RouterOverview
+
+GatewayApiError = SelectelApiError
+
+
+class GatewayClient(BaseApiClient):
+    """Клиент /aig/gateway/v1/*."""
+
+    def __init__(
+        self,
+        api_base_url: str,
+        token_provider: IamTokenManager,
+        project_id: str,
+        domain_id: str,
+        timeout: float = 30.0,
+        max_retries: int = 2,
+        transport: httpx.AsyncBaseTransport | None = None,
+        sleep: Any = None,
+    ) -> None:
+        super().__init__(
+            timeout=timeout,
+            max_retries=max_retries,
+            transport=transport,
+            sleep=sleep,
+        )
+        self._base_url = api_base_url.rstrip("/")
+        self._token_provider = token_provider
+        self._project_id = project_id
+        self._domain_id = domain_id
+
+    def _headers(self, token: str) -> dict[str, str]:
+        return {
+            "X-Auth-Token": token,
+            "X-Project-Id": self._project_id,
+            "X-Project-Domain-Id": self._domain_id,
+            "X-Project-Domain-Name": self._domain_id,
+            "X-Roles": "reader",
+            "Content-Type": "application/json",
+        }
+
+    async def _get(self, path: str) -> dict[str, Any]:
+        url = f"{self._base_url}{path}"
+        token = await self._token_provider.get_token()
+        try:
+            response = await self.request("GET", url, headers=self._headers(token))
+        except SelectelApiError as exc:
+            if exc.status_code == 401:
+                self._token_provider.invalidate()
+                token = await self._token_provider.get_token()
+                response = await self.request("GET", url, headers=self._headers(token))
+            else:
+                raise
+        data = response.json()
+        if isinstance(data, dict) and data.get("error"):
+            raise GatewayApiError(f"Gateway API: {data['error']}")
+        return cast(dict[str, Any], data)
+
+    async def list_gateways(self) -> list[dict[str, Any]]:
+        """Список ИИ-роутеров."""
+        data = await self._get("/aig/gateway/v1/gateways")
+        return cast(list[dict[str, Any]], data.get("data", data.get("gateways", [])))
+
+    async def get_overview(self, router_id: str) -> RouterOverview:
+        """Потребление роутера (вкладка «Обзор»)."""
+        data = await self._get(f"/aig/gateway/v1/gateways/{router_id}/overview")
+        return RouterOverview(raw=data)
+
+    async def get_metrics(self, router_id: str) -> RouterMetrics:
+        """Метрики роутера за 24 часа (вкладка «Метрики»)."""
+        data = await self._get(f"/aig/gateway/v1/gateways/{router_id}/metrics")
+        return RouterMetrics(raw=data)
+
+    async def list_models(self) -> list[dict[str, Any]]:
+        """Каталог моделей."""
+        data = await self._get("/aig/gateway/v1/models")
+        return cast(list[dict[str, Any]], data.get("data", data.get("models", [])))
+
+    async def list_keys(self) -> list[dict[str, Any]]:
+        """Список API-ключей роутера с лимитами."""
+        data = await self._get("/aig/gateway/v1/keys")
+        return cast(list[dict[str, Any]], data.get("data", data.get("keys", [])))