thrilltrack-explorer/supabase/functions/manage-moderator-topic/index.ts

import { createClient } from "https://esm.sh/@supabase/supabase-js@2.57.4";
import { Novu } from "npm:@novu/api@1.6.0";
import { corsHeadersWithTracing as corsHeaders } from '../_shared/cors.ts';
import { edgeLogger } from "../_shared/logger.ts";
import { withEdgeRetry } from '../_shared/retryHelper.ts';
import { createEdgeFunction } from '../_shared/edgeFunctionWrapper.ts';

const TOPICS = {
  MODERATION_SUBMISSIONS: 'moderation-submissions',
  MODERATION_REPORTS: 'moderation-reports',
} as const;

export default createEdgeFunction(
  {
    name: 'manage-moderator-topic',
    requireAuth: false,
    corsHeaders: corsHeaders
  },
  async (req, context) => {
    const novuApiKey = Deno.env.get('NOVU_API_KEY');
    if (!novuApiKey) {
      throw new Error('NOVU_API_KEY is not configured');
    }

    const novu = new Novu({ secretKey: novuApiKey });

    const { userId, action } = await req.json();

    if (!userId || !action) {
      throw new Error('Missing required fields: userId, action');
    }

    if (action !== 'add' && action !== 'remove') {
      throw new Error('Action must be either "add" or "remove"');
    }

    context.span.setAttribute('action', 'manage_moderator_topic');
    edgeLogger.info(`${action === 'add' ? 'Adding' : 'Removing'} user ${userId} ${action === 'add' ? 'to' : 'from'} moderator topics`, { action: 'manage_moderator_topic', requestId: context.requestId, userId, operation: action });

    const topics = [TOPICS.MODERATION_SUBMISSIONS, TOPICS.MODERATION_REPORTS];
    const results = [];

    for (const topicKey of topics) {
      try {
        await withEdgeRetry(
          async () => {
            if (action === 'add') {
              // Add subscriber to topic
              await novu.topics.addSubscribers(topicKey, {
                subscribers: [userId],
              });
              edgeLogger.info('Added user to topic', { action: 'manage_moderator_topic', requestId: context.requestId, userId, topicKey });
            } else {
              // Remove subscriber from topic
              await novu.topics.removeSubscribers(topicKey, {
                subscribers: [userId],
              });
              edgeLogger.info('Removed user from topic', { action: 'manage_moderator_topic', requestId: context.requestId, userId, topicKey });
            }
          },
          { maxAttempts: 3, baseDelay: 1000 },
          context.requestId,
          `${action}-topic-${topicKey}`
        );
        
        results.push({ topic: topicKey, action: action === 'add' ? 'added' : 'removed', success: true });
      } catch (error: any) {
        edgeLogger.error(`Error ${action}ing user ${userId} ${action === 'add' ? 'to' : 'from'} topic ${topicKey}`, { 
          action: 'manage_moderator_topic', 
          requestId: context.requestId, 
          userId, 
          topicKey, 
          error: error.message 
        });
        results.push({ 
          topic: topicKey, 
          action: action === 'add' ? 'added' : 'removed', 
          success: false, 
          error: error.message 
        });
      }
    }

    const allSuccess = results.every(r => r.success);

    return new Response(
      JSON.stringify({
        success: allSuccess,
        userId,
        action,
        results,
      }),
      {
        headers: { 
          'Content-Type': 'application/json',
        },
        status: allSuccess ? 200 : 207, // 207 = Multi-Status (partial success)
      }
    );
  }
);