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* POST /api/org/invite
* Send an invitation to join the organisation
* @see JCN-24 Email validation
* @see JCN-25 Rate limiting
*/
import { NextRequest, NextResponse } from "next/server";
import { cookies } from "next/headers";
import { getCurrentUser, fetchAuthSession } from "aws-amplify/auth/server";
import { runWithAmplifyServerContext } from "@/lib/amplify-server-utils";
import { generateClient } from "aws-amplify/data";
import { Amplify } from "aws-amplify";
import outputs from "../../../../../amplify_outputs.json";
import { type Schema } from "../../../../../amplify/data/resource";
import { sendInvitationEmail } from "@/lib/email";
import { listUsersByTenant } from "@/lib/cognito-admin";
import { validateEmail } from "@/lib/validation";
import { checkRateLimit, RATE_LIMITS } from "@/lib/rate-limit";
import { randomUUID } from "crypto";
// Configure Amplify for server-side
Amplify.configure(outputs, { ssr: true });
export async function POST(request: NextRequest) {
try {
const body = await request.json();
const { email, role } = body as { email: string; role: "admin" | "member" };
if (!email) {
return NextResponse.json({ error: "Email is required" }, { status: 400 });
}
const emailValidation = validateEmail(email);
if (!emailValidation.valid) {
return NextResponse.json({ error: emailValidation.error }, { status: 400 });
}
if (!role || !["admin", "member"].includes(role)) {
return NextResponse.json(
{ error: "Invalid role. Must be admin or member" },
{ status: 400 }
);
}
const cookieStore = await cookies();
// Get current user's session
const session = await runWithAmplifyServerContext({
nextServerContext: { cookies: async () => cookieStore },
operation: async (context) => {
const user = await getCurrentUser(context);
const session = await fetchAuthSession(context);
return { user, session };
},
});
if (!session.session.tokens?.idToken) {
return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
}
const idToken = session.session.tokens.idToken;
const currentUserType = idToken.payload["custom:user_type"] as string | undefined;
const currentTenantId = idToken.payload["custom:tenant_id"] as string | undefined;
const currentRole = idToken.payload["custom:role"] as string | undefined;
const currentUserEmail = idToken.payload.email as string;
// Only org users can access this
if (currentUserType !== "org" || !currentTenantId) {
return NextResponse.json(
{ error: "Only organisation users can invite" },
{ status: 403 }
);
}
// Only owner or admin can invite
if (currentRole !== "owner" && currentRole !== "admin") {
return NextResponse.json(
{ error: "Only owner or admin can invite users" },
{ status: 403 }
);
}
// Rate limiting: 10 invitations per hour per user (JCN-25)
const rateLimitKey = `org-invite:${session.user.userId}`;
const rateLimit = checkRateLimit(
rateLimitKey,
RATE_LIMITS.invitation.limit,
RATE_LIMITS.invitation.windowMs
);
if (!rateLimit.allowed) {
return NextResponse.json(
{ error: "Too many invitations. Please try again later." },
{ status: 429 }
);
}
// Check if user already exists in tenant
const existingUsers = await listUsersByTenant(currentTenantId);
if (existingUsers.some(u => u.email.toLowerCase() === email.toLowerCase())) {
return NextResponse.json(
{ error: "User is already a member of this organisation" },
{ status: 400 }
);
}
// Create invitation token
const invitationToken = randomUUID();
const expiresAt = new Date(Date.now() + 7 * 24 * 60 * 60 * 1000); // 7 days
// Create invitation record using API key auth
const client = generateClient<Schema>();
// Get tenant name for email
const { data: tenant } = await client.models.Tenant.get(
{ id: currentTenantId },
{ authMode: "apiKey" }
);
const organisationName = tenant?.name || "Organisation";
// Create invitation
const { data: invitation, errors } = await client.models.TenantInvitation.create(
{
id: invitationToken,
tenantId: currentTenantId,
email: email.toLowerCase(),
role,
status: "pending",
expiresAt: expiresAt.toISOString(),
invitedBy: session.user.userId,
createdAt: new Date().toISOString(),
},
{ authMode: "apiKey" }
);
Iif (errors) {
console.error("Error creating invitation:", errors);
return NextResponse.json(
{ error: "Failed to create invitation" },
{ status: 500 }
);
}
// Send invitation email
// Derive base URL from request to ensure correct links in any environment
const protocol = request.headers.get("x-forwarded-proto") || "https";
const host = request.headers.get("host") || "localhost:3000";
const baseUrl = `${protocol}://${host}`;
try {
await sendInvitationEmail({
to: email,
organisationName,
inviterName: currentUserEmail,
role,
invitationToken,
baseUrl,
});
} catch (emailError) {
console.error("Error sending invitation email:", emailError);
// Continue - invitation is created, email may have failed
}
return NextResponse.json({
success: true,
invitation: {
id: invitation?.id,
email,
role,
status: "pending",
expiresAt: expiresAt.toISOString(),
},
});
} catch (error) {
console.error("Error creating invitation:", error);
return NextResponse.json(
{ error: "Failed to create invitation" },
{ status: 500 }
);
}
}
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