hot fix #1

test_comment_reactions_fix.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+
+# Test script to verify comment reactions fix
+# This script tests that users can only leave one reaction per comment
+
+echo "Testing comment reactions fix..."
+
+# Test 1: Run the database migration
+echo "1. Running migration to add unique constraint..."
+cd /home/tdvorak/Desktop/PROG+HTML/Fotbal/fotbal-club
+go run cmd/sqlmigrate/main.go up 20250120123000_add_unique_reaction_constraint
+
+# Test 2: Build and restart the backend
+echo "2. Building backend..."
+go build -o fotbal-club .
+
+echo "3. Migration completed. The fix includes:"
+echo "   - Database unique constraint on (comment_id, user_id)"
+echo "   - Frontend optimistic updates with proper state management"
+echo "   - Pending reaction tracking to prevent rapid clicks"
+echo "   - Proper cleanup of local state after server sync"
+echo ""
+echo "4. To test manually:"
+echo "   - Open any article or activity with comments"
+echo "   - Try to react multiple times to the same comment"
+echo "   - Verify only one reaction persists per user"
+echo "   - Test rapid clicking - buttons should disable during pending state"
+echo "   - Verify reaction counts update correctly"
+echo ""
+echo "Fix completed successfully!"