import { serve } from "https://deno.land/std@0.168.0/http/server.ts";
import { Novu } from "npm:@novu/node@2.0.2";

const corsHeaders = {
  'Access-Control-Allow-Origin': '*',
  'Access-Control-Allow-Headers': 'authorization, x-client-info, apikey, content-type',
};

serve(async (req) => {
  if (req.method === 'OPTIONS') {
    return new Response(null, { headers: corsHeaders });
  }

  try {
    const novuApiKey = Deno.env.get('NOVU_API_KEY');
    
    if (!novuApiKey) {
      throw new Error('NOVU_API_KEY is not configured');
    }

    const novu = new Novu(novuApiKey, {
      backendUrl: Deno.env.get('VITE_NOVU_API_URL') || 'https://api.novu.co',
    });

    const { workflowId, subscriberId, payload, overrides } = await req.json();

    console.log('Triggering notification:', { workflowId, subscriberId });

    const result = await novu.trigger(workflowId, {
      to: {
        subscriberId,
      },
      payload,
      overrides,
    });

    console.log('Notification triggered successfully:', result.data);

    return new Response(
      JSON.stringify({
        success: true,
        transactionId: result.data.transactionId,
      }),
      {
        headers: { ...corsHeaders, 'Content-Type': 'application/json' },
        status: 200,
      }
    );
  } catch (error: any) {
    console.error('Error triggering notification:', error);
    
    return new Response(
      JSON.stringify({
        success: false,
        error: error.message,
      }),
      {
        headers: { ...corsHeaders, 'Content-Type': 'application/json' },
        status: 500,
      }
    );
  }
});