from __future__ import annotations

import json
import sys
import unittest
from pathlib import Path
from unittest.mock import patch

ROOT = Path(__file__).resolve().parents[2]
if str(ROOT) not in sys.path:
    sys.path.insert(0, str(ROOT))

import tools.validate_kis_api_credentials_v1 as validator


class _FakeCreds:
    def __init__(self, account: str):
        self.account = account
        self.domain = "https://openapi.koreainvestment.com:9443" if account == "real" else "https://openapivts.koreainvestment.com:29443"
        self.app_key = f"{account}-key"
        self.app_secret = f"{account}-secret"


class TestValidateKisApiCredentials(unittest.TestCase):

    def test_validate_kis_api_credentials_writes_pass_json(self):
        import tempfile
        import shutil
        tmp_dir = tempfile.mkdtemp()
        try:
            out = Path(tmp_dir) / "kis_api_credentials_validation_v1.json"

            with patch.dict("os.environ", {"KIS_APP_Key_TEST": "mock-key", "KIS_APP_Secret_TEST": "mock-secret"}):
                with patch.object(validator, "KisCredentials") as mock_creds:
                    mock_creds.load.side_effect = lambda account: _FakeCreds(account)
                    with patch.object(validator, "get_current_price") as mock_price:
                        mock_price.side_effect = RuntimeError("network should not be called in dry-run")
                        with patch.object(sys, "argv", ["validate_kis_api_credentials_v1.py", "--account", "mock", "--ticker", "005930", "--dry-run", "--output", str(out)]):
                            rc = validator.main()
                            payload = json.loads(out.read_text(encoding="utf-8"))

                            self.assertEqual(rc, 0)
                            self.assertEqual(payload["gate"], "PASS")
                            self.assertEqual(payload["evidence"]["account"], "mock")
                            self.assertEqual(payload["evidence"]["ticker"], "005930")
                            self.assertTrue(payload["evidence"]["dry_run"])
        finally:
            shutil.rmtree(tmp_dir)

    def test_validate_kis_api_credentials_fails_when_api_call_errors(self):
        import tempfile
        import shutil
        tmp_dir = tempfile.mkdtemp()
        try:
            out = Path(tmp_dir) / "kis_api_credentials_validation_v1.json"

            with patch.object(validator, "KisCredentials") as mock_creds:
                mock_creds.load.side_effect = lambda account: _FakeCreds(account)
                with patch.object(validator, "get_current_price") as mock_price:
                    mock_price.side_effect = RuntimeError("boom")
                    with patch.object(sys, "argv", ["validate_kis_api_credentials_v1.py", "--account", "mock", "--ticker", "005930", "--output", str(out)]):
                        rc = validator.main()
                        payload = json.loads(out.read_text(encoding="utf-8"))

                        self.assertEqual(rc, 1)
                        self.assertEqual(payload["gate"], "FAIL")
                        self.assertTrue(payload["errors"])
        finally:
            shutil.rmtree(tmp_dir)


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