From 333d1610fad10e70759545f223959503288a02c6 Mon Sep 17 00:00:00 2001
From: Mohamed Bassem <me@mbassem.com>
Date: Thu, 10 Jul 2025 19:34:31 +0000
Subject: feat: Add invite user support

---
 apps/web/components/invite/InviteAcceptForm.tsx | 311 ++++++++++++++++++++++++
 1 file changed, 311 insertions(+)
 create mode 100644 apps/web/components/invite/InviteAcceptForm.tsx

(limited to 'apps/web/components/invite/InviteAcceptForm.tsx')

diff --git a/apps/web/components/invite/InviteAcceptForm.tsx b/apps/web/components/invite/InviteAcceptForm.tsx
new file mode 100644
index 00000000..dcebed73
--- /dev/null
+++ b/apps/web/components/invite/InviteAcceptForm.tsx
@@ -0,0 +1,311 @@
+"use client";
+
+import { useEffect, useState } from "react";
+import { useRouter } from "next/navigation";
+import { ActionButton } from "@/components/ui/action-button";
+import { Alert, AlertDescription } from "@/components/ui/alert";
+import { Button } from "@/components/ui/button";
+import {
+  Card,
+  CardContent,
+  CardDescription,
+  CardHeader,
+  CardTitle,
+} from "@/components/ui/card";
+import {
+  Form,
+  FormControl,
+  FormField,
+  FormItem,
+  FormLabel,
+  FormMessage,
+} from "@/components/ui/form";
+import { Input } from "@/components/ui/input";
+import { api } from "@/lib/trpc";
+import { zodResolver } from "@hookform/resolvers/zod";
+import { TRPCClientError } from "@trpc/client";
+import { AlertCircle, Clock, Loader2, Mail, UserPlus } from "lucide-react";
+import { signIn } from "next-auth/react";
+import { useForm } from "react-hook-form";
+import { z } from "zod";
+
+const inviteAcceptSchema = z
+  .object({
+    name: z.string().min(1, "Name is required"),
+    password: z.string().min(8, "Password must be at least 8 characters"),
+    confirmPassword: z
+      .string()
+      .min(8, "Password must be at least 8 characters"),
+  })
+  .refine((data) => data.password === data.confirmPassword, {
+    message: "Passwords don't match",
+    path: ["confirmPassword"],
+  });
+
+interface InviteAcceptFormProps {
+  token: string;
+}
+
+export default function InviteAcceptForm({ token }: InviteAcceptFormProps) {
+  const router = useRouter();
+
+  const form = useForm<z.infer<typeof inviteAcceptSchema>>({
+    resolver: zodResolver(inviteAcceptSchema),
+  });
+
+  const [errorMessage, setErrorMessage] = useState<string | null>(null);
+
+  const {
+    isPending: loading,
+    data: inviteData,
+    error,
+  } = api.invites.get.useQuery({ token });
+
+  useEffect(() => {
+    if (error) {
+      setErrorMessage(error.message);
+    }
+  }, [error]);
+
+  const acceptInviteMutation = api.invites.accept.useMutation();
+
+  const handleBackToSignIn = () => {
+    router.push("/signin");
+  };
+
+  if (loading) {
+    return (
+      <Card className="w-full">
+        <CardHeader className="text-center">
+          <CardTitle className="text-2xl font-bold">
+            Loading Invitation
+          </CardTitle>
+          <CardDescription>
+            Please wait while we verify your invitation...
+          </CardDescription>
+        </CardHeader>
+        <CardContent className="space-y-4">
+          <div className="flex items-center justify-center">
+            <Loader2 className="h-8 w-8 animate-spin text-blue-600" />
+          </div>
+        </CardContent>
+      </Card>
+    );
+  }
+
+  if (!inviteData) {
+    return (
+      <Card className="w-full">
+        <CardHeader className="text-center">
+          <CardTitle className="text-2xl font-bold">
+            Invalid Invitation
+          </CardTitle>
+          <CardDescription>
+            This invitation link is not valid or has been removed.
+          </CardDescription>
+        </CardHeader>
+        <CardContent className="space-y-4">
+          <div className="flex items-center justify-center">
+            <AlertCircle className="h-12 w-12 text-red-500" />
+          </div>
+
+          {errorMessage && (
+            <Alert variant="destructive">
+              <AlertCircle className="h-4 w-4" />
+              <AlertDescription>{errorMessage}</AlertDescription>
+            </Alert>
+          )}
+
+          <Button onClick={handleBackToSignIn} className="w-full">
+            Back to Sign In
+          </Button>
+        </CardContent>
+      </Card>
+    );
+  }
+
+  if (inviteData.expired) {
+    return (
+      <Card className="w-full">
+        <CardHeader className="text-center">
+          <CardTitle className="text-2xl font-bold">
+            Invitation Expired
+          </CardTitle>
+          <CardDescription>
+            This invitation link has expired and is no longer valid.
+          </CardDescription>
+        </CardHeader>
+        <CardContent className="space-y-4">
+          <div className="flex items-center justify-center">
+            <Clock className="h-12 w-12 text-orange-500" />
+          </div>
+
+          <div className="space-y-2 text-center">
+            <p className="text-sm text-gray-600">
+              Please contact an administrator to request a new invitation.
+            </p>
+          </div>
+
+          <Button
+            onClick={handleBackToSignIn}
+            variant="outline"
+            className="w-full"
+          >
+            Back to Sign In
+          </Button>
+        </CardContent>
+      </Card>
+    );
+  }
+
+  return (
+    <Card className="w-full">
+      <CardHeader className="text-center">
+        <CardTitle className="text-2xl font-bold">
+          Accept Your Invitation
+        </CardTitle>
+        <CardDescription>
+          Complete your account setup to join Karakeep
+        </CardDescription>
+      </CardHeader>
+      <CardContent className="space-y-6">
+        <div className="flex items-center justify-center">
+          <UserPlus className="h-12 w-12 text-blue-600" />
+        </div>
+
+        <div className="space-y-2 text-center">
+          <div className="flex items-center justify-center space-x-2">
+            <Mail className="h-4 w-4 text-gray-500" />
+            <p className="text-sm text-gray-600">Invited email:</p>
+          </div>
+          <p className="font-medium text-gray-900">{inviteData.email}</p>
+        </div>
+
+        <Form {...form}>
+          <form
+            onSubmit={form.handleSubmit(async (value) => {
+              try {
+                await acceptInviteMutation.mutateAsync({
+                  token,
+                  name: value.name,
+                  password: value.password,
+                });
+
+                // Sign in the user after successful account creation
+                const resp = await signIn("credentials", {
+                  redirect: false,
+                  email: inviteData.email,
+                  password: value.password,
+                });
+
+                if (!resp || !resp.ok || resp.error) {
+                  setErrorMessage(
+                    resp?.error ??
+                      "Account created but sign in failed. Please try signing in manually.",
+                  );
+                  return;
+                }
+
+                router.replace("/");
+              } catch (e) {
+                if (e instanceof TRPCClientError) {
+                  setErrorMessage(e.message);
+                } else {
+                  setErrorMessage("An unexpected error occurred");
+                }
+              }
+            })}
+            className="space-y-4"
+          >
+            {errorMessage && (
+              <Alert variant="destructive">
+                <AlertCircle className="h-4 w-4" />
+                <AlertDescription>{errorMessage}</AlertDescription>
+              </Alert>
+            )}
+
+            <FormField
+              control={form.control}
+              name="name"
+              render={({ field }) => (
+                <FormItem>
+                  <FormLabel>Full Name</FormLabel>
+                  <FormControl>
+                    <Input
+                      type="text"
+                      placeholder="Enter your full name"
+                      {...field}
+                    />
+                  </FormControl>
+                  <FormMessage />
+                </FormItem>
+              )}
+            />
+
+            <FormField
+              control={form.control}
+              name="password"
+              render={({ field }) => (
+                <FormItem>
+                  <FormLabel>Password</FormLabel>
+                  <FormControl>
+                    <Input
+                      type="password"
+                      placeholder="Create a password"
+                      {...field}
+                    />
+                  </FormControl>
+                  <FormMessage />
+                </FormItem>
+              )}
+            />
+
+            <FormField
+              control={form.control}
+              name="confirmPassword"
+              render={({ field }) => (
+                <FormItem>
+                  <FormLabel>Confirm Password</FormLabel>
+                  <FormControl>
+                    <Input
+                      type="password"
+                      placeholder="Confirm your password"
+                      {...field}
+                    />
+                  </FormControl>
+                  <FormMessage />
+                </FormItem>
+              )}
+            />
+
+            <ActionButton
+              type="submit"
+              loading={
+                form.formState.isSubmitting || acceptInviteMutation.isPending
+              }
+              className="w-full"
+            >
+              {form.formState.isSubmitting || acceptInviteMutation.isPending ? (
+                <>
+                  <Loader2 className="mr-2 h-4 w-4 animate-spin" />
+                  Creating Account...
+                </>
+              ) : (
+                "Create Account & Sign In"
+              )}
+            </ActionButton>
+
+            <Button
+              type="button"
+              variant="ghost"
+              onClick={handleBackToSignIn}
+              className="w-full"
+            >
+              Back to Sign In
+            </Button>
+          </form>
+        </Form>
+      </CardContent>
+    </Card>
+  );
+}
-- 
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