| 1 | import { Form, Link, redirect } from "react-router"; |
| 2 | |
| 3 | import type { Route } from "./+types/login"; |
| 4 | import { page } from "../lib/meta"; |
| 5 | import { AuthCard } from "../components/auth-card"; |
| 6 | import { ContinueWithGithub, GithubMark, OrDivider } from "../components/github"; |
| 7 | import { PENDING_COOKIE, TWO_FACTOR_COOKIE, TWO_FACTOR_SECONDS, cookie, readCookie } from "../lib/github"; |
| 8 | import { githubSignIn, githubSignInEnabled } from "../lib/github.server"; |
| 9 | import { ErrorText, Field, Input, SubmitButton } from "../components/ui"; |
| 10 | import { identity } from "../lib/services.server"; |
| 11 | import { |
| 12 | assertSameOrigin, |
| 13 | getViewer, |
| 14 | nextPath, |
| 15 | clientOf, |
| 16 | startSession, |
| 17 | } from "../lib/session.server"; |
| 18 | |
| 19 | export function meta(args: Route.MetaArgs) { |
| 20 | return page(args, { title: "Sign in · g1t" }); |
| 21 | } |
| 22 | |
| 23 | export async function loader({ request, context }: Route.LoaderArgs) { |
| 24 | if (getViewer(context)) throw redirect(nextPath(request)); |
| 25 | // A GitHub sign-in whose email belongs to an account: signing in to it |
| 26 | // links GitHub, and nothing is linked before then. |
| 27 | const pending = readCookie(request.headers.get("cookie"), PENDING_COOKIE); |
| 28 | const held = pending ? await githubSignIn.pending(pending).catch(() => null) : null; |
| 29 | return { |
| 30 | next: nextPath(request), |
| 31 | github: await githubSignInEnabled(), |
| 32 | linking: held?.ok ? held.value.login : null, |
| 33 | }; |
| 34 | } |
| 35 | |
| 36 | export async function action({ request }: Route.ActionArgs) { |
| 37 | assertSameOrigin(request); |
| 38 | const form = await request.formData(); |
| 39 | const result = await identity.signIn( |
| 40 | String(form.get("username") ?? "").trim(), |
| 41 | String(form.get("password") ?? ""), |
| 42 | clientOf(request), |
| 43 | ); |
| 44 | if (!result.ok) return { error: result.error.message }; |
| 45 | // Two-factor authentication on: no session yet, a code first. |
| 46 | if (result.value.twoFactorChallenge) { |
| 47 | const next = nextPath(request); |
| 48 | throw redirect(`/login/two-factor${next === "/" ? "" : `?next=${encodeURIComponent(next)}`}`, { |
| 49 | headers: { "set-cookie": cookie(TWO_FACTOR_COOKIE, result.value.twoFactorChallenge, TWO_FACTOR_SECONDS) }, |
| 50 | }); |
| 51 | } |
| 52 | const headers = new Headers({ "set-cookie": startSession(result.value.sessionToken) }); |
| 53 | const pending = readCookie(request.headers.get("cookie"), PENDING_COOKIE); |
| 54 | if (pending) { |
| 55 | await githubSignIn.claim(pending, result.value.user).catch(() => null); |
| 56 | headers.append("set-cookie", cookie(PENDING_COOKIE, "", 0)); |
| 57 | } |
| 58 | throw redirect(nextPath(request), { headers }); |
| 59 | } |
| 60 | |
| 61 | export default function Login({ loaderData, actionData }: Route.ComponentProps) { |
| 62 | const registerUrl = |
| 63 | loaderData.next === "/" |
| 64 | ? "/register" |
| 65 | : `/register?next=${encodeURIComponent(loaderData.next)}`; |
| 66 | return ( |
| 67 | <AuthCard |
| 68 | title="Sign in to g1t" |
| 69 | subtitle="Welcome back" |
| 70 | footer={ |
| 71 | <> |
| 72 | New to g1t?{" "} |
| 73 | <Link to={registerUrl} className="text-fg underline underline-offset-4"> |
| 74 | Create an account |
| 75 | </Link> |
| 76 | </> |
| 77 | } |
| 78 | > |
| 79 | {loaderData.linking ? ( |
| 80 | <p className="mb-6 flex items-start gap-2 rounded-md border border-accent/40 bg-surface p-3 text-sm" role="status"> |
| 81 | <GithubMark className="mt-0.5 size-4 shrink-0" /> |
| 82 | <span> |
| 83 | An account with this email exists. Sign in to link GitHub ( |
| 84 | <span className="font-mono">@{loaderData.linking}</span>) to it. |
| 85 | </span> |
| 86 | </p> |
| 87 | ) : ( |
| 88 | loaderData.github && ( |
| 89 | <> |
| 90 | <ContinueWithGithub href={loaderData.next === "/" ? "/auth/github" : `/auth/github?next=${encodeURIComponent(loaderData.next)}`} /> |
| 91 | <OrDivider /> |
| 92 | </> |
| 93 | ) |
| 94 | )} |
| 95 | <Form method="post" className="space-y-4"> |
| 96 | <Field label="Username or email"> |
| 97 | <Input name="username" autoComplete="username" required autoFocus /> |
| 98 | </Field> |
| 99 | <Field label="Password"> |
| 100 | <Input |
| 101 | name="password" |
| 102 | type="password" |
| 103 | autoComplete="current-password" |
| 104 | required |
| 105 | /> |
| 106 | </Field> |
| 107 | <ErrorText>{actionData?.error}</ErrorText> |
| 108 | <div className="pt-2 *:w-full"> |
| 109 | <SubmitButton pending="Signing in…">Sign in</SubmitButton> |
| 110 | </div> |
| 111 | <p className="text-center text-sm"> |
| 112 | <Link to="/forgot" className="text-muted hover:text-fg"> |
| 113 | Forgot your password? |
| 114 | </Link> |
| 115 | </p> |
| 116 | </Form> |
| 117 | </AuthCard> |
| 118 | ); |
| 119 | } |