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 { listRelationships, createRelationship } from '@/lib/services/clients.service';

const createRelationshipSchema = z.object({
  clientBId: z.string().min(1),
  relationshipType: z.enum(['referred_by', 'broker_for', 'family_member', 'same_vessel', 'custom']),
  description: z.string().optional(),
});

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

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