#!/usr/bin/env python3
"""Syntax guard — compile all Python files to catch syntax errors before merge."""
import py_compile
import sys
from pathlib import Path

errors = []
for p in Path(".").rglob("*.py"):
    if ".venv" in p.parts or "__pycache__" in p.parts:
        continue
    try:
        py_compile.compile(str(p), doraise=True)
    except py_compile.PyCompileError as e:
        errors.append(f"{p}: {e}")
        print(f"SYNTAX ERROR: {p}: {e}", file=sys.stderr)

    # Check for cloud API usage
    with open(p, "r", encoding="utf-8") as f:
        content = f.read()
        if any(import_pattern.search(content) for import_pattern in CLOUD_API_IMPORTS):
            errors.append(f"{p}: Cloud API import detected")
            print(f"CLOUD API IMPORT: {p}", file=sys.stderr)
        if any(call_pattern.search(content) for call_pattern in CLOUD_API_CALLS):
            errors.append(f"{p}: Cloud API call detected")
            print(f"CLOUD API CALL: {p}", file=sys.stderr)

CLOUD_API_IMPORTS = [
    re.compile(r'\bimport\s+(requests|httpx|aiohttp|urllib\.request)\b'),
    re.compile(r'\bfrom\s+(requests|httpx|aiohttp|urllib\.request)\b'),
]

CLOUD_API_CALLS = [
    re.compile(r'\b(requests\.(get|post|put|delete|patch|head|options))\b'),
    re.compile(r'\b(httpx\.(get|post|put|delete|patch|head|options))\b'),
    re.compile(r'\b(aiohttp\.(ClientSession\.)?\b(get|post|put|delete|patch|head|options))\b'),
    re.compile(r'\b(urllib\.request\.(urlopen|urlretrieve))\b'),
    re.compile(r'\brequests\.Session\(\)\.(get|post|put|delete|patch|head|options)\b'),
]

if errors:
    print(f"\n{len(errors)} file(s) with syntax or cloud API errors", file=sys.stderr)
    sys.exit(1)
print("All Python files compile and are cloud API-free")