cre-sync/app/api/v1/contacts/[contactId]/route.ts

import { NextRequest, NextResponse } from 'next/server';
import { z } from 'zod';
import { getSession } from '@/lib/auth';
import { getGHLClient } from '@/lib/api';

export async function GET(
  request: NextRequest,
  { params }: { params: Promise<{ contactId: string }> }
) {
  const session = await getSession();
  if (!session) {
    return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });
  }

  const ghl = await getGHLClient(session.user.id);
  if (!ghl) {
    return NextResponse.json(
      { error: 'GHL not configured' },
      { status: 400 }
    );
  }

  try {
    const { contactId } = await params;
    const contact = await ghl.contacts.getById(contactId);
    return NextResponse.json(contact);
  } catch (error) {
    console.error('Failed to get contact:', error);
    return NextResponse.json(
      { error: 'Contact not found' },
      { status: 404 }
    );
  }
}

const updateContactSchema = z.object({
  firstName: z.string().optional(),
  lastName: z.string().optional(),
  email: z.string().email().optional(),
  phone: z.string().optional(),
  tags: z.array(z.string()).optional(),
  customFields: z.array(z.object({
    key: z.string(),
    value: z.any(),
  })).optional(),
});

export async function PUT(
  request: NextRequest,
  { params }: { params: Promise<{ contactId: string }> }
) {
  const session = await getSession();
  if (!session) {
    return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });
  }

  const ghl = await getGHLClient(session.user.id);
  if (!ghl) {
    return NextResponse.json(
      { error: 'GHL not configured' },
      { status: 400 }
    );
  }

  try {
    const { contactId } = await params;
    const body = await request.json();
    const validated = updateContactSchema.parse(body);

    const contact = await ghl.contacts.update(contactId, validated);
    return NextResponse.json(contact);
  } catch (error) {
    if (error instanceof z.ZodError) {
      return NextResponse.json(
        { error: 'Validation failed', details: error.issues },
        { status: 400 }
      );
    }
    console.error('Failed to update contact:', error);
    return NextResponse.json(
      { error: 'Failed to update contact' },
      { status: 500 }
    );
  }
}

export async function DELETE(
  request: NextRequest,
  { params }: { params: Promise<{ contactId: string }> }
) {
  const session = await getSession();
  if (!session) {
    return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });
  }

  const ghl = await getGHLClient(session.user.id);
  if (!ghl) {
    return NextResponse.json(
      { error: 'GHL not configured' },
      { status: 400 }
    );
  }

  try {
    const { contactId } = await params;
    await ghl.contacts.delete(contactId);
    return NextResponse.json({ success: true });
  } catch (error) {
    console.error('Failed to delete contact:', error);
    return NextResponse.json(
      { error: 'Failed to delete contact' },
      { status: 500 }
    );
  }
}