feat: implement terminal authentication bootstrap and integrate into ScanTerminalDashboard

frontend/components/dashboard/ScanTerminalDashboard.tsx

@@ -55,6 +55,7 @@ import {
   mergeAccessStateWithAuthPayload,
   type AuthProfilePayload,
 } from "@/components/dashboard/scan-terminal/terminal-access-state";
+import { loadTerminalAuthProfile } from "@/components/dashboard/scan-terminal/terminal-auth-bootstrap";
 import {
   cityListItemsToScanRows,
   mergeScanRowsWithCityFallbackRows,
@@ -1034,12 +1035,15 @@ function ScanTerminalScreen() {
         cancelled = true;
       };
     }
-    const sessionPromise = hasSupabasePublicEnv()
-      ? getSupabaseBrowserClient().auth.getSession()
-      : Promise.resolve({ data: { session: null } });
-
-    sessionPromise
-      .then(({ data: { session } }) => loadAuthProfile(session?.access_token))
+    const supabaseEnabled = hasSupabasePublicEnv();
+    loadTerminalAuthProfile({
+      getSession: () =>
+        supabaseEnabled
+          ? getSupabaseBrowserClient().auth.getSession()
+          : Promise.resolve({ data: { session: null } }),
+      hasSupabasePublicEnv: supabaseEnabled,
+      loadAuthProfile,
+    })
       .then((payload) => {
         if (cancelled) return;
         setProAccess((prev) => mergeAccessStateWithAuthPayload(prev, payload));

frontend/components/dashboard/scan-terminal/__tests__/temperatureDefaultVisibilityPolicy.test.ts

@@ -1332,6 +1332,46 @@ export function runTests() {
     "MGM series should not mix METAR airportCurrent points into the MGM airport-station line",
   );
 
+  const ankaraMgmWithMetarLabel = __buildTemperatureChartDataForTest(
+    {
+      city: "ankara",
+      local_date: "2026-05-29",
+      local_time: "18:48",
+      tz_offset_seconds: 3 * 60 * 60,
+      current_temp: 14,
+      airport: "LTAC",
+    } as any,
+    {
+      localTime: "18:48",
+      times: [],
+      temps: [],
+      airportPrimary: {
+        source_code: "mgm",
+        source_label: "METAR",
+        temp: 14,
+        obs_time: "2026-05-29T15:48:00Z",
+      },
+      airportCurrent: {
+        source_code: "metar",
+        source_label: "METAR",
+        temp: 17,
+        obs_time: "18:20",
+      },
+      airportPrimaryTodayObs: [
+        { time: "2026-05-29T15:00:00Z", temp: 14 },
+        { time: "2026-05-29T15:30:00Z", temp: 15 },
+      ],
+      metarTodayObs: [
+        { time: "2026-05-29T15:20:00Z", temp: 17 },
+      ],
+    } as any,
+    "1D",
+  );
+  const ankaraMgmSeries = seriesByKey(ankaraMgmWithMetarLabel.series as any, "madis") as any;
+  const ankaraMetarSeries = seriesByKey(ankaraMgmWithMetarLabel.series as any, "metar") as any;
+  assert(ankaraMgmSeries?.label === "MGM", "Ankara MGM airport-primary series should be labeled MGM even if payload source_label says METAR");
+  assert(ankaraMetarSeries?.label === "METAR", "Ankara METAR backup series should keep the METAR label");
+
   const chengduMergedHourly = __mergePatchIntoHourlyForTest(
     {
       localTime: "05:25",

frontend/components/dashboard/scan-terminal/__tests__/terminalAuthBootstrap.test.ts

@@ -0,0 +1,82 @@
+import {
+  loadTerminalAuthProfile,
+  type TerminalAuthProfilePayload,
+} from "@/components/dashboard/scan-terminal/terminal-auth-bootstrap";
+
+function assert(condition: unknown, message: string) {
+  if (!condition) throw new Error(message);
+}
+
+function deferred<T>() {
+  let resolve!: (value: T) => void;
+  let reject!: (reason?: unknown) => void;
+  const promise = new Promise<T>((res, rej) => {
+    resolve = res;
+    reject = rej;
+  });
+  return { promise, reject, resolve };
+}
+
+async function flushMicrotasks() {
+  await Promise.resolve();
+  await Promise.resolve();
+}
+
+export async function runTests() {
+  const slowCookieProfile = deferred<TerminalAuthProfilePayload>();
+  const fastSession = deferred<{ data: { session: { access_token: string } } }>();
+  const calls: string[] = [];
+
+  const resultPromise = loadTerminalAuthProfile({
+    hasSupabasePublicEnv: true,
+    getSession: () => {
+      calls.push("getSession");
+      return fastSession.promise;
+    },
+    loadAuthProfile: (accessToken) => {
+      const token = String(accessToken || "");
+      calls.push(token ? `profile:${token}` : "profile:cookie");
+      if (!token) return slowCookieProfile.promise;
+      return Promise.resolve({
+        authenticated: true,
+        user_id: "bearer-user",
+        subscription_active: true,
+      });
+    },
+  });
+
+  await flushMicrotasks();
+  assert(
+    calls.includes("profile:cookie") && calls.includes("getSession"),
+    "terminal auth bootstrap should start cookie profile and Supabase session in parallel",
+  );
+
+  fastSession.resolve({ data: { session: { access_token: "fast-token" } } });
+  const result = await resultPromise;
+  assert(
+    calls.includes("profile:fast-token"),
+    "terminal auth bootstrap should retry auth profile with the Supabase bearer token",
+  );
+  assert(
+    result.authenticated === true && result.user_id === "bearer-user",
+    "terminal auth bootstrap should not wait for a slow cookie profile when bearer auth succeeds",
+  );
+
+  const slowSession = deferred<{ data: { session: { access_token: string } | null } }>();
+  const cookieOnlyResult = await loadTerminalAuthProfile({
+    hasSupabasePublicEnv: true,
+    getSession: () => slowSession.promise,
+    loadAuthProfile: (accessToken) => {
+      assert(!accessToken, "authenticated cookie profile should finish without requiring bearer profile");
+      return Promise.resolve({
+        authenticated: true,
+        user_id: "cookie-user",
+        subscription_active: true,
+      });
+    },
+  });
+  assert(
+    cookieOnlyResult.user_id === "cookie-user",
+    "terminal auth bootstrap should accept an authenticated cookie profile immediately",
+  );
+}

frontend/components/dashboard/scan-terminal/temperature-chart-logic.ts

@@ -627,6 +627,43 @@ function isMgmAirportPrimary(hourly: HourlyForecast) {
   return sourceTokens.some((value) => value === "mgm" || value.includes("turkey_mgm"));
 }
 
+function canonicalAirportPrimarySourceLabel(hourly: HourlyForecast) {
+  const primary = hourly?.airportPrimary;
+  const tokens = [
+    primary?.source_code,
+    (primary as any)?.source,
+  ].map((value) => String(value || "").trim().toLowerCase());
+  if (tokens.some((value) => value === "mgm" || value.includes("turkey_mgm"))) return "MGM";
+  if (tokens.some((value) => value.includes("jma"))) return "JMA";
+  if (tokens.some((value) => value.includes("fmi"))) return "FMI";
+  if (tokens.some((value) => value.includes("knmi"))) return "KNMI";
+  if (tokens.some((value) => value.includes("ims"))) return "IMS";
+  if (tokens.some((value) => value.includes("ncm"))) return "NCM";
+  if (tokens.some((value) => value.includes("aeroweb"))) return "AeroWeb";
+  if (tokens.some((value) => value.includes("singapore_mss") || value === "mss")) return "MSS";
+  if (tokens.some((value) => value.includes("madis") || value.includes("noaa"))) return "NOAA MADIS";
+  return "";
+}
+
+function isGenericAirportPrimaryLabel(label: string) {
+  const normalized = label.trim().toLowerCase();
+  return (
+    !normalized ||
+    normalized === "metar" ||
+    normalized === "madis" ||
+    normalized === "noaa madis"
+  );
+}
+
+function airportPrimarySeriesLabel(hourly: HourlyForecast, isHKO: boolean) {
+  if (isHKO) return "HKO";
+  const canonicalLabel = canonicalAirportPrimarySourceLabel(hourly);
+  if (canonicalLabel === "MGM") return canonicalLabel;
+  const payloadLabel = String(hourly?.airportPrimary?.source_label || "").trim();
+  if (payloadLabel && !isGenericAirportPrimaryLabel(payloadLabel)) return payloadLabel;
+  return canonicalLabel || payloadLabel || "NOAA MADIS";
+}
+
 function airportPrimaryObservationPoints(hourly: HourlyForecast) {
   return appendLatestAirportObservation(
     hourly?.airportPrimaryTodayObs,
@@ -1800,7 +1837,7 @@ function buildFullDayChartData(
     if (madisVals.some((v) => v !== null)) {
       series.push({
         key: "madis",
-        label: isHKO ? "HKO" : (hourly?.airportPrimary?.source_label || "NOAA MADIS"),
+        label: airportPrimarySeriesLabel(hourly, isHKO),
         source: isHKO ? "HKO" : (hourly?.airportPrimary?.station_code || row?.airport || "MADIS"),
         color: "#0284c7",
         dashed: isHKO ? true : false,

frontend/components/dashboard/scan-terminal/terminal-auth-bootstrap.ts

@@ -0,0 +1,91 @@
+import type { AuthProfilePayload } from "@/components/dashboard/scan-terminal/terminal-access-state";
+
+export type TerminalAuthProfilePayload = AuthProfilePayload;
+
+type SupabaseSessionResult = {
+  data?: {
+    session?: {
+      access_token?: string | null;
+    } | null;
+  } | null;
+} | null | undefined;
+
+type LoadTerminalAuthProfileOptions = {
+  getSession: () => Promise<SupabaseSessionResult>;
+  hasSupabasePublicEnv: boolean;
+  loadAuthProfile: (accessToken?: string | null) => Promise<TerminalAuthProfilePayload>;
+};
+
+type SettledProfile =
+  | { ok: true; payload: TerminalAuthProfilePayload | null }
+  | { ok: false; error: unknown };
+
+function settleProfile(
+  promise: Promise<TerminalAuthProfilePayload | null>,
+): Promise<SettledProfile> {
+  return promise
+    .then((payload) => ({ ok: true as const, payload }))
+    .catch((error) => ({ ok: false as const, error }));
+}
+
+function firstKnownProfile(cookieResult: SettledProfile, bearerResult: SettledProfile) {
+  if (bearerResult.ok && bearerResult.payload?.authenticated) return bearerResult.payload;
+  if (cookieResult.ok && cookieResult.payload) return cookieResult.payload;
+  if (bearerResult.ok && bearerResult.payload) return bearerResult.payload;
+  if (!cookieResult.ok) throw cookieResult.error;
+  if (!bearerResult.ok) throw bearerResult.error;
+  return {
+    authenticated: false,
+    subscription_active: false,
+    points: 0,
+  };
+}
+
+export async function loadTerminalAuthProfile({
+  getSession,
+  hasSupabasePublicEnv,
+  loadAuthProfile,
+}: LoadTerminalAuthProfileOptions) {
+  let resolvedAuthenticated = false;
+  let resolveAuthenticated:
+    | ((payload: TerminalAuthProfilePayload) => void)
+    | null = null;
+
+  const authenticatedProfile = new Promise<TerminalAuthProfilePayload>((resolve) => {
+    resolveAuthenticated = resolve;
+  });
+
+  const resolveIfAuthenticated = (payload: TerminalAuthProfilePayload | null) => {
+    if (!payload?.authenticated || resolvedAuthenticated) return;
+    resolvedAuthenticated = true;
+    resolveAuthenticated?.(payload);
+  };
+
+  const cookieProfile = settleProfile(
+    loadAuthProfile(null).then((payload) => {
+      resolveIfAuthenticated(payload);
+      return payload;
+    }),
+  );
+
+  const bearerProfile = settleProfile(
+    (async () => {
+      if (!hasSupabasePublicEnv) return null;
+      const sessionResult = await getSession();
+      if (resolvedAuthenticated) return null;
+      const accessToken = String(
+        sessionResult?.data?.session?.access_token || "",
+      ).trim();
+      if (!accessToken) return null;
+      const payload = await loadAuthProfile(accessToken);
+      resolveIfAuthenticated(payload);
+      return payload;
+    })(),
+  );
+
+  const fallbackProfile = Promise.all([cookieProfile, bearerProfile]).then(
+    ([cookieResult, bearerResult]) => firstKnownProfile(cookieResult, bearerResult),
+  );
+
+  return Promise.race([authenticatedProfile, fallbackProfile]);
+}