refactor(infra): split provider usage

src/infra/provider-usage.shared.ts

@@ -0,0 +1,61 @@
+import { normalizeProviderId } from "../agents/model-selection.js";
+import type { UsageProviderId } from "./provider-usage.types.js";
+
+export const DEFAULT_TIMEOUT_MS = 5000;
+
+export const PROVIDER_LABELS: Record<UsageProviderId, string> = {
+  anthropic: "Claude",
+  "github-copilot": "Copilot",
+  "google-gemini-cli": "Gemini",
+  "google-antigravity": "Antigravity",
+  "openai-codex": "Codex",
+  zai: "z.ai",
+};
+
+export const usageProviders: UsageProviderId[] = [
+  "anthropic",
+  "github-copilot",
+  "google-gemini-cli",
+  "google-antigravity",
+  "openai-codex",
+  "zai",
+];
+
+export function resolveUsageProviderId(
+  provider?: string | null,
+): UsageProviderId | undefined {
+  if (!provider) return undefined;
+  const normalized = normalizeProviderId(provider);
+  return usageProviders.includes(normalized as UsageProviderId)
+    ? (normalized as UsageProviderId)
+    : undefined;
+}
+
+export const ignoredErrors = new Set([
+  "No credentials",
+  "No token",
+  "No API key",
+  "Not logged in",
+  "No auth",
+]);
+
+export const clampPercent = (value: number) =>
+  Math.max(0, Math.min(100, Number.isFinite(value) ? value : 0));
+
+export const withTimeout = async <T>(
+  work: Promise<T>,
+  ms: number,
+  fallback: T,
+): Promise<T> => {
+  let timeout: NodeJS.Timeout | undefined;
+  try {
+    return await Promise.race([
+      work,
+      new Promise<T>((resolve) => {
+        timeout = setTimeout(() => resolve(fallback), ms);
+      }),
+    ]);
+  } finally {
+    if (timeout) clearTimeout(timeout);
+  }
+};