#!/usr/bin/env python3
"""
Script to extract all backend API endpoints from router.go
and compare with frontend usage.
"""

import re
import os
import sys
from collections import defaultdict

def extract_backend_endpoints():
    """Extract all endpoints from router.go with full paths."""
    router_file = 'veza-backend-api/internal/api/router.go'
    if not os.path.exists(router_file):
        return {}
    
    endpoints = defaultdict(set)
    
    with open(router_file, 'r', encoding='utf-8') as f:
        content = f.read()
    
    # Known route groups and their base paths
    # Based on reading router.go structure
    route_groups = {
        'auth': '/auth',
        'users': '/users',
        'tracks': '/tracks',
        'playlists': '/playlists',
        'conversations': '/conversations',
        'chat': '/chat',
        'roles': '/roles',
        'webhooks': '/webhooks',
        'marketplace': '/marketplace',
        'analytics': '/analytics',
        'notifications': '/notifications',
        'comments': '/comments',
        'sessions': '/sessions',
        'uploads': '/uploads',
        'audit': '/audit',
    }
    
    # Extract endpoints by reading setup functions
    # Pattern: setupXxxRoutes function defines routes
    patterns = [
        # Auth routes
        (r'authGroup\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/auth'),
        (r'protected\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/auth'),
        (r'registerGroup\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/auth/register'),
        (r'loginGroup\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/auth/login'),
        (r'verifyEmailGroup\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/auth/verify-email'),
        (r'resendVerificationGroup\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/auth/resend-verification'),
        (r'passwordGroup\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/password'),
        (r'oauthGroup\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/auth/oauth'),
        
        # User routes
        (r'users\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/users'),
        (r'protected\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/users'),  # In users group
        
        # Track routes
        (r'tracks\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/tracks'),
        (r'uploadGroup\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/tracks'),
        (r'comments\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/tracks'),
        (r'commentsProtected\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/comments'),
        
        # Playlist routes
        (r'playlists\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/playlists'),
        
        # Chat routes
        (r'chat\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/chat'),
        (r'conversations\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/conversations'),
        
        # Role routes
        (r'roles\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/roles'),
        (r'protected\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/roles'),  # In roles group
        
        # Webhook routes
        (r'webhooks\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/webhooks'),
        
        # Marketplace routes
        (r'group\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/marketplace'),
        (r'protected\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/marketplace'),  # In marketplace group
        (r'createGroup\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/marketplace/products'),
        
        # Analytics routes
        (r'analyticsGroup\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/analytics'),
        
        # Notification routes
        (r'notifications\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/notifications'),
        
        # Session routes
        (r'sessions\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/sessions'),
        
        # Upload routes
        (r'uploads\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/uploads'),
        
        # Audit routes
        (r'audit\.(GET|POST|PUT|PATCH|DELETE)\s*\(\s*["\']([^"\']+)["\']', '/audit'),
    ]
    
    for pattern, base_path in patterns:
        for match in re.finditer(pattern, content):
            method = match.group(1)
            path = match.group(2)
            
            # Build full path
            if path.startswith('/'):
                full_path = base_path + path
            else:
                full_path = base_path.rstrip('/') + '/' + path
            
            # Normalize
            full_path = full_path.replace('//', '/')
            if not full_path.startswith('/'):
                full_path = '/' + full_path
            
            endpoints[full_path].add(method)
    
    return endpoints

if __name__ == '__main__':
    endpoints = extract_backend_endpoints()
    print(f"Found {len(endpoints)} backend endpoints:\n")
    for endpoint in sorted(endpoints.keys()):
        methods = ', '.join(sorted(endpoints[endpoint]))
        print(f"{endpoint} - {methods}")