ConusAI vendor v0.1.0-dev.20261027+9b1131fb

2026-10-27 18:05:17 +00:00
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+// SPDX-License-Identifier: LicenseRef-ConusAI-Template-1.0
+// The sign-in page (spec §7): where a visitor lands when they need to be signed in, and where a
+// failed sign-in ends (src/server/auth-response.ts). It says what went wrong in the person's
+// language -- from a fixed set of codes, never from the provider's text -- and offers the way in the
+// deployment has: its identity provider, or, in development with none, any e-mail address.
+
+import { loadAuthConfig } from "@conusai-kit/auth"
+import { redirect } from "next/navigation"
+import type { ReactElement } from "react"
+import { AUTH_ERROR_MESSAGES, parseAuthError, safeReturnTo } from "../../../src/server/auth-errors"
+import { betterAuthFormLabels, MIN_PASSWORD_LENGTH } from "../../../src/server/better-auth" // kit:convex-better-auth
+import { pageContext } from "../../../src/server/page"
+import { BetterAuthForm } from "../../../src/ui/better-auth-form" // kit:convex-better-auth
+import { StateView } from "../../../src/ui/state-view"
+
+export const dynamic = "force-dynamic"
+
+export default async function SignIn({
+  searchParams,
+}: {
+  searchParams: Promise<{ error?: string; return_to?: string }>
+}): Promise<ReactElement> {
+  const { error, return_to: returnToParam } = await searchParams
+  const { i18n, signedIn } = await pageContext()
+  const returnTo = safeReturnTo(returnToParam)
+  // Somebody who is already in has nothing to do here, unless they were sent back with an error.
+  const code = parseAuthError(error)
+  if (signedIn && !code) redirect(returnTo)
+
+  const config = loadAuthConfig()
+  const next = returnTo === "/" ? "" : `?return_to=${encodeURIComponent(returnTo)}`
+  const betterAuth = config.provider === "convex-better-auth" // kit:convex-better-auth
+  return (
+    <StateView title={i18n.message("signin.title")}>
+      {code ? (
+        <p className="app-error" role="alert">
+          {i18n.message(AUTH_ERROR_MESSAGES[code])}
+        </p>
+      ) : (
+        <p>{i18n.message("signin.intro")}</p>
+      )}
+      {config.oidc ? (
+        <p>
+          <a href={`/auth/sign-in/start${next}`}>{i18n.message("signin.continue")}</a>
+        </p>
+      ) : null}
+      {!config.oidc && config.devLogin ? (
+        <form method="get" action="/auth/dev-login">
+          <h2>{i18n.message("signin.devTitle")}</h2>
+          <p>{i18n.message("signin.devHelp")}</p>
+          {returnTo === "/" ? null : <input type="hidden" name="return_to" value={returnTo} />}
+          <label className="kit-field" htmlFor="dev-email">
+            {i18n.message("app.email")}
+            <input id="dev-email" name="email" type="email" required autoComplete="email" />
+          </label>
+          <button type="submit">{i18n.message("signin.devSubmit")}</button>
+        </form>
+      ) : null}
+      {/* kit:convex-better-auth:begin */}
+      {betterAuth ? (
+        <>
+          <BetterAuthForm
+            mode="sign-in"
+            returnTo={returnTo}
+            minPasswordLength={MIN_PASSWORD_LENGTH}
+            labels={betterAuthFormLabels(i18n, "sign-in")}
+          />
+          <p>
+            <a href={`/auth/sign-up${next}`}>{i18n.message("signin.account.toSignUp")}</a>
+          </p>
+        </>
+      ) : null}
+      {/* kit:convex-better-auth:end */}
+      {!config.oidc && !config.devLogin && config.provider === "oidc" ? (
+        <p role="status">{i18n.message("signin.notConfigured")}</p>
+      ) : null}
+    </StateView>
+  )
+}