import time

import requests

from .base import BaseChecker, CheckResult


class HttpChecker(BaseChecker):
    def check(self) -> CheckResult:
        url = self.config["url"]
        method = self.config.get("method", "GET").upper()
        timeout = self.config.get("timeout", 10)
        expected_status = self.config.get("expected_status", 200)
        verify_ssl = self.config.get("verify_ssl", True)
        headers = self.config.get("headers", {})

        start = time.time()
        try:
            response = requests.request(
                method=method,
                url=url,
                timeout=timeout,
                verify=verify_ssl,
                headers=headers
            )
            response_time = (time.time() - start) * 1000  # ms

            if response.status_code == expected_status:
                return CheckResult(
                    success=True,
                    message=f"HTTP {response.status_code}",
                    response_time=response_time,
                    details={"status_code": response.status_code}
                )
            else:
                return CheckResult(
                    success=False,
                    message=f"Unexpected status: {response.status_code} (expected {expected_status})",
                    response_time=response_time,
                    details={"status_code": response.status_code}
                )
        except requests.Timeout:
            return CheckResult(
                success=False,
                message="HTTP timeout",
                response_time=None
            )
        except requests.RequestException as e:
            return CheckResult(
                success=False,
                message=f"HTTP error: {e}",
                response_time=None
            )