import { prisma } from '@/lib/db';
import { broadcaster } from '@/lib/realtime/broadcaster';
import { REALTIME_EVENTS } from '@/lib/realtime/events';

export interface GHLWebhookPayload {
  type: string;
  locationId: string;
  data: any;
}

export async function handleGHLWebhook(payload: GHLWebhookPayload): Promise<{ success: boolean }> {
  const { type, locationId, data } = payload;

  console.log('[GHL Webhook] Received:', type, locationId);

  // Find user by locationId
  const user = await prisma.user.findFirst({
    where: { ghlLocationId: locationId },
  });

  if (!user) {
    console.log('[GHL Webhook] No user found for location:', locationId);
    return { success: false };
  }

  // Process different webhook types
  switch (type) {
    case 'ContactCreate':
      await broadcaster.broadcastToUser(user.id, REALTIME_EVENTS.CONTACT_CREATED, {
        contact: data,
      });
      break;

    case 'ContactUpdate':
      await broadcaster.broadcastToUser(user.id, REALTIME_EVENTS.CONTACT_UPDATED, {
        contact: data,
      });
      break;

    case 'ContactDelete':
      await broadcaster.broadcastToUser(user.id, REALTIME_EVENTS.CONTACT_DELETED, {
        contactId: data.id,
      });
      break;

    case 'InboundMessage':
    case 'OutboundMessage':
      await broadcaster.broadcastToUser(user.id, REALTIME_EVENTS.MESSAGE_RECEIVED, {
        message: data,
        direction: type === 'InboundMessage' ? 'inbound' : 'outbound',
      });
      break;

    case 'OpportunityCreate':
      await broadcaster.broadcastToUser(user.id, REALTIME_EVENTS.OPPORTUNITY_CREATED, {
        opportunity: data,
      });
      break;

    case 'OpportunityUpdate':
      await broadcaster.broadcastToUser(user.id, REALTIME_EVENTS.OPPORTUNITY_UPDATED, {
        opportunity: data,
      });
      break;

    case 'OpportunityStageUpdate':
      await broadcaster.broadcastToUser(user.id, REALTIME_EVENTS.OPPORTUNITY_STAGE_CHANGED, {
        opportunity: data,
        previousStage: data.previousStage,
        newStage: data.newStage,
      });
      break;

    default:
      console.log('[GHL Webhook] Unhandled type:', type);
  }

  // Log webhook receipt
  await prisma.auditLog.create({
    data: {
      userId: user.id,
      action: 'WEBHOOK_RECEIVED',
      resource: 'webhook',
      resourceId: type,
      details: { type, dataKeys: Object.keys(data) },
    },
  });

  return { success: true };
}