import { NextResponse } from 'next/server';
import { z } from 'zod';

import { withAuth, withPermission } from '@/lib/api/helpers';
import { parseBody } from '@/lib/api/route-helpers';
import { errorResponse } from '@/lib/errors';
import { addDocumentWatcher, listDocumentWatchers } from '@/lib/services/documents.service';

const addWatcherSchema = z.object({
  userId: z.string().min(1),
});

export const GET = withAuth(
  withPermission('documents', 'view', async (_req, ctx, params) => {
    try {
      const watchers = await listDocumentWatchers(params.id!, ctx.portId);
      return NextResponse.json({ data: watchers });
    } catch (error) {
      return errorResponse(error);
    }
  }),
);

export const POST = withAuth(
  withPermission('documents', 'edit', async (req, ctx, params) => {
    try {
      const body = await parseBody(req, addWatcherSchema);
      const watcher = await addDocumentWatcher(params.id!, ctx.portId, body.userId, {
        userId: ctx.userId,
        portId: ctx.portId,
        ipAddress: ctx.ipAddress,
        userAgent: ctx.userAgent,
      });
      return NextResponse.json({ data: watcher }, { status: 201 });
    } catch (error) {
      return errorResponse(error);
    }
  }),
);