Add Health and Spend for Admins

src/lib/litellm.ts

@@ -47,4 +47,58 @@ export async function getTeamSpendLogsV2(
     page_size: String(pageSize),
   });
   return litellmFetch(`/spend/logs/v2?${params}`);
-}
+}
+
+/**
+ * Get all teams registered in LiteLLM.
+ * Returns team_id, spend, max_budget, etc.
+ */
+export async function listTeams(): Promise<any[]> {
+  const data = await litellmFetch("/team/list");
+  // LiteLLM returns either an array or { data: [...] }
+  return Array.isArray(data) ? data : data?.data ?? data?.teams ?? [];
+}
+
+/**
+ * Get LiteLLM health status.
+ */
+export async function getLitellmHealth(): Promise<{
+  healthy: boolean;
+  details?: any;
+}> {
+  try {
+    const data = await litellmFetch("/health");
+    return { healthy: true, details: data };
+  } catch (e: any) {
+    return { healthy: false, details: e.message };
+  }
+}
+
+/**
+ * Get global spend across all teams for the current month.
+ */
+export async function getGlobalSpend(): Promise<number> {
+  try {
+    const data = await litellmFetch("/global/spend");
+    // LiteLLM returns { spend: number } or similar
+    if (typeof data === "number") return data;
+    return data?.spend ?? data?.total_spend ?? 0;
+  } catch {
+    return 0;
+  }
+}
+
+/**
+ * Fetch per-team spend as a map: teamId → spend (CHF).
+ * Uses /team/list which includes current spend per team.
+ */
+export async function getPerTeamSpend(): Promise<Map<string, number>> {
+  const teams = await listTeams();
+  const map = new Map<string, number>();
+  for (const team of teams) {
+    const id = team.team_id ?? team.id;
+    const spend = team.spend ?? 0;
+    if (id) map.set(id, spend);
+  }
+  return map;
+}