import json
import subprocess
import sys
import tempfile
import unittest
from pathlib import Path


PROJECT_ROOT = Path("/Users/chick/.Hermes/workspace/DbusSmsForward")
CLI_ENV = {**(__import__("os").environ), "PYTHONPATH": str(PROJECT_ROOT / "src")}


class ServeWebCliTests(unittest.TestCase):
    def test_serve_web_command_starts_http_server_and_serves_health(self):
        with tempfile.TemporaryDirectory() as tmpdir:
            root = Path(tmpdir)
            config_path = root / "config.json"
            config_path.write_text(
                json.dumps(
                    {
                        "daemon": {"host": "127.0.0.1", "port": 0},
                        "notifications": {"console": {"enabled": True}},
                    },
                    ensure_ascii=False,
                ),
                encoding="utf-8",
            )

            process = subprocess.Popen(
                [
                    sys.executable,
                    "-u",
                    "-m",
                    "dbussmsforward.cli",
                    "serve-web",
                    "--config",
                    str(config_path),
                    "--port",
                    "18091",
                ],
                cwd=str(PROJECT_ROOT),
                env=CLI_ENV,
                stdout=subprocess.PIPE,
                stderr=subprocess.PIPE,
                text=True,
            )
            try:
                import time
                import urllib.request

                deadline = time.time() + 10
                while time.time() < deadline:
                    try:
                        with urllib.request.urlopen("http://127.0.0.1:18091/api/health", timeout=1) as response:
                            body = json.loads(response.read().decode("utf-8"))
                            self.assertEqual(response.status, 200)
                            self.assertEqual(body["status"], "ok")
                            break
                    except Exception:
                        time.sleep(0.2)
                else:
                    stderr = process.stderr.read()
                    self.fail(f"serve-web did not become ready: {stderr}")
            finally:
                process.terminate()
                try:
                    process.wait(timeout=5)
                except subprocess.TimeoutExpired:
                    process.kill()
                    process.wait(timeout=5)
                if process.stdout:
                    process.stdout.close()
                if process.stderr:
                    process.stderr.close()


if __name__ == "__main__":
    unittest.main()