106 lines
2.9 KiB
TypeScript
106 lines
2.9 KiB
TypeScript
import { loadRoleDefaults } from "@capakraken/api";
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import { deriveUserSseSubscription, eventBus } from "@capakraken/api/sse";
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import { startReminderScheduler } from "@capakraken/api/lib/reminder-scheduler";
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import { prisma } from "@capakraken/db";
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import { SSE_EVENT_TYPES, SystemRole, type PermissionOverrides } from "@capakraken/shared";
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import { auth } from "~/server/auth.js";
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export const dynamic = "force-dynamic";
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export const runtime = "nodejs";
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export async function GET() {
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// Start lazily on the first real SSE request so builds/import-time evaluation
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// never attempt reminder processing against a live database.
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startReminderScheduler();
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const session = await auth();
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if (!session?.user) {
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return new Response("Unauthorized", { status: 401 });
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}
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const sessionUser = session.user as typeof session.user & { id?: string };
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if (!sessionUser.id) {
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return new Response("Unauthorized", { status: 401 });
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}
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const dbUser = await prisma.user.findUnique({
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where: { id: sessionUser.id },
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select: {
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id: true,
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systemRole: true,
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permissionOverrides: true,
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resource: {
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select: {
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id: true,
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},
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},
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},
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});
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if (!dbUser) {
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return new Response("Unauthorized", { status: 401 });
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}
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const roleDefaults = await loadRoleDefaults();
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const subscription = deriveUserSseSubscription(
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{
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userId: dbUser.id,
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systemRole: dbUser.systemRole as SystemRole,
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permissionOverrides: dbUser.permissionOverrides as PermissionOverrides | null,
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resourceId: dbUser.resource?.id ?? null,
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},
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roleDefaults,
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);
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const encoder = new TextEncoder();
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const stream = new ReadableStream({
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start(controller) {
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// Send initial connection confirmation
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controller.enqueue(
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encoder.encode(`data: ${JSON.stringify({ type: SSE_EVENT_TYPES.PING, timestamp: new Date().toISOString() })}\n\n`),
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);
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// Subscribe to event bus
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const unsubscribe = eventBus.subscribe(
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(event) => {
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try {
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controller.enqueue(encoder.encode(`data: ${JSON.stringify(event)}\n\n`));
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} catch {
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// Client disconnected
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}
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},
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subscription,
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);
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// Heartbeat every 30 seconds
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const heartbeat = setInterval(() => {
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try {
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controller.enqueue(
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encoder.encode(`data: ${JSON.stringify({ type: SSE_EVENT_TYPES.PING, timestamp: new Date().toISOString() })}\n\n`),
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);
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} catch {
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clearInterval(heartbeat);
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unsubscribe();
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}
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}, 30000);
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// Cleanup on close
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return () => {
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clearInterval(heartbeat);
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unsubscribe();
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};
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},
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});
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return new Response(stream, {
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headers: {
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"Content-Type": "text/event-stream",
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"Cache-Control": "no-cache, no-transform",
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Connection: "keep-alive",
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"X-Accel-Buffering": "no",
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},
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});
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}
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