Add back vc auth temporarily to unblock things

lib/session/create.ts

@@ -0,0 +1,116 @@
+import { type Session } from './types';
+
+export async function createSession(vercelToken: string): Promise<Session> {
+  const [user, teams] = await Promise.all([
+    fetchUser(vercelToken),
+    fetchTeams(vercelToken),
+  ]);
+  const plan = getHighestAccountLevel(teams);
+  return {
+    user: {
+      id: user.uid,
+      name: user.name,
+      username: user.username,
+      email: user.email,
+      avatar: `https://vercel.com/api/www/avatar/?u=${user.username}`,
+      plan,
+    },
+    vercelToken,
+  };
+}
+
+interface VercelUser {
+  uid: string;
+  username: string;
+  email: string;
+  name: string;
+  avatar: string;
+}
+
+type BillingStatus = 'active' | 'trialing' | 'overdue' | 'canceled' | 'expired';
+
+export const billingPlans = ['hobby', 'pro', 'enterprise'] as const;
+
+export type BillingPlan = (typeof billingPlans)[number];
+
+export interface Billing {
+  addons?: string | null;
+  language?: string | null;
+  plan: BillingPlan;
+  // TODO: Make this required once the migration has completed
+  status?: BillingStatus;
+  name?: string | null;
+  overdue?: boolean | null;
+  period: { start: number; end: number } | null;
+  purchaseOrder?: string | null;
+  platform?: 'stripe' | 'stripeTestMode';
+  email?: string;
+  trial: { start: number; end: number } | null;
+}
+export interface VercelTeam {
+  id: string;
+  slug: string;
+  name: string;
+  avatar?: string;
+  billing?: Billing;
+  created?: string;
+}
+async function fetchUser(token: string) {
+  const response = await fetch('https://vercel.com/api/user', {
+    headers: {
+      Authorization: `Bearer ${token}`,
+    },
+  });
+
+  const { user } = (await response.json()) as { user: VercelUser };
+
+  return user;
+}
+export async function fetchTeams(token: string) {
+  const response = await fetch('https://vercel.com/api/teams', {
+    headers: {
+      Authorization: `Bearer ${token}`,
+    },
+  });
+
+  const { teams } = (await response.json()) as { teams: VercelTeam[] };
+  return teams;
+}
+
+export function hasActiveProOrEnterpriseAccount(teams: VercelTeam[]) {
+  return teams.some(
+    (team) =>
+      (team.billing?.plan === 'pro' && team.billing.status === 'active') ||
+      (team.billing?.plan === 'enterprise' && team.billing.status === 'active')
+  );
+}
+
+export function hasActiveProAccount(teams: VercelTeam[]) {
+  return teams.some(
+    (team) => team.billing?.plan === 'pro' && team.billing.status === 'active'
+  );
+}
+
+export function isInTrial(teams: VercelTeam[]) {
+  return (
+    !hasActiveProOrEnterpriseAccount(teams) &&
+    teams.some(
+      (team) =>
+        team.billing?.plan === 'pro' && team.billing.status === 'trialing'
+    )
+  );
+}
+
+export function getHighestAccountLevel(teams: VercelTeam[]): BillingPlan {
+  const plans = teams
+    .filter(
+      (team) => team.billing?.plan && team.billing.status === 'active'
+      // (team.billing?.plan && team.billing.status === 'trialing')
+    )
+    .map((team) => team.billing?.plan);
+  return plans.includes('enterprise')
+    ? 'enterprise'
+    : plans.includes('pro')
+    ? 'pro'
+    : 'hobby';
+}