Initial commit: restructure to flat layout with ui/ and web/ at root

web/server/lib/quota/providers/codex.js

@@ -0,0 +1,113 @@
+import { readAuthFile } from '../../opencode/auth.js';
+import {
+  getAuthEntry,
+  normalizeAuthEntry,
+  buildResult,
+  toUsageWindow,
+  toNumber,
+  toTimestamp,
+  formatMoney
+} from '../utils/index.js';
+
+export const providerId = 'codex';
+export const providerName = 'Codex';
+export const aliases = ['openai', 'codex', 'chatgpt'];
+
+export const isConfigured = () => {
+  const auth = readAuthFile();
+  const entry = normalizeAuthEntry(getAuthEntry(auth, aliases));
+  return Boolean(entry?.access || entry?.token);
+};
+
+export const fetchQuota = async () => {
+  const auth = readAuthFile();
+  const entry = normalizeAuthEntry(getAuthEntry(auth, aliases));
+  const accessToken = entry?.access ?? entry?.token;
+  const accountId = entry?.accountId;
+
+  if (!accessToken) {
+    return buildResult({
+      providerId,
+      providerName,
+      ok: false,
+      configured: false,
+      error: 'Not configured'
+    });
+  }
+
+  try {
+    const headers = {
+      Authorization: `Bearer ${accessToken}`,
+      'Content-Type': 'application/json',
+      ...(accountId ? { 'ChatGPT-Account-Id': accountId } : {})
+    };
+    const response = await fetch('https://chatgpt.com/backend-api/wham/usage', {
+      method: 'GET',
+      headers
+    });
+
+    if (!response.ok) {
+      return buildResult({
+        providerId,
+        providerName,
+        ok: false,
+        configured: true,
+        error: response.status === 401
+          ? 'Session expired \u2014 please re-authenticate with OpenAI'
+          : `API error: ${response.status}`
+      });
+    }
+
+    const payload = await response.json();
+    const primary = payload?.rate_limit?.primary_window ?? null;
+    const secondary = payload?.rate_limit?.secondary_window ?? null;
+    const credits = payload?.credits ?? null;
+
+    const windows = {};
+    if (primary) {
+      windows['5h'] = toUsageWindow({
+        usedPercent: toNumber(primary.used_percent),
+        windowSeconds: toNumber(primary.limit_window_seconds),
+        resetAt: toTimestamp(primary.reset_at)
+      });
+    }
+    if (secondary) {
+      windows['weekly'] = toUsageWindow({
+        usedPercent: toNumber(secondary.used_percent),
+        windowSeconds: toNumber(secondary.limit_window_seconds),
+        resetAt: toTimestamp(secondary.reset_at)
+      });
+    }
+    if (credits) {
+      const balance = toNumber(credits.balance);
+      const unlimited = Boolean(credits.unlimited);
+      const label = unlimited
+        ? 'Unlimited'
+        : balance !== null
+          ? `$${formatMoney(balance)} remaining`
+          : null;
+      windows.credits = toUsageWindow({
+        usedPercent: null,
+        windowSeconds: null,
+        resetAt: null,
+        valueLabel: label
+      });
+    }
+
+    return buildResult({
+      providerId,
+      providerName,
+      ok: true,
+      configured: true,
+      usage: { windows }
+    });
+  } catch (error) {
+    return buildResult({
+      providerId,
+      providerName,
+      ok: false,
+      configured: true,
+      error: error instanceof Error ? error.message : 'Request failed'
+    });
+  }
+};