from __future__ import annotations

import contextlib
import importlib.util
import io
import json
import sys
import tempfile
import unittest
from pathlib import Path


REPO_ROOT = Path(__file__).resolve().parents[1]
API_ROOT = REPO_ROOT / "apps/api"
if str(API_ROOT) not in sys.path:
    sys.path.insert(0, str(API_ROOT))

from app.test_g7_voice_gain_evidence import _valid_payload  # noqa: E402
from scripts.test_g7_external_proof import human_pack  # noqa: E402


SCRIPT_PATH = Path(__file__).with_name("check-g7-human-voice-gain.py")
SPEC = importlib.util.spec_from_file_location("check_g7_human_voice_gain", SCRIPT_PATH)
assert SPEC is not None and SPEC.loader is not None
MODULE = importlib.util.module_from_spec(SPEC)
sys.modules[SPEC.name] = MODULE
SPEC.loader.exec_module(MODULE)


class G7HumanVoiceGainCliTests(unittest.TestCase):
    def test_production_pack_passes_with_aggregate_output_only(self) -> None:
        report = MODULE.validate_payload(human_pack())

        self.assertTrue(report["passed"])
        self.assertEqual([], report["validation_errors"])
        self.assertEqual(30, report["result"]["held_out_participants"])
        serialized = json.dumps(report, ensure_ascii=False)
        self.assertNotIn("held-000", serialized)
        self.assertNotIn("labeler-001", serialized)
        self.assertFalse(report["privacy_boundary"]["participant_keys_logged"])

    def test_underpowered_pack_fails_with_gate_names_but_no_identifiers(self) -> None:
        report = MODULE.validate_payload(_valid_payload())

        self.assertFalse(report["passed"])
        self.assertIn(
            "production_participant_floor",
            report["result"]["failure_reasons"],
        )
        serialized = json.dumps(report, ensure_ascii=False)
        self.assertNotIn("held-out-001", serialized)
        self.assertNotIn("labeler-001", serialized)

    def test_invalid_rows_emit_only_json_pointer_and_error_type(self) -> None:
        payload = _valid_payload()
        observations = payload["observations"]
        assert isinstance(observations, list)
        labels = observations[0]["labels"]
        assert isinstance(labels, list)
        labels[0]["category"] = "person@example.test"

        report = MODULE.validate_payload(payload)

        self.assertFalse(report["passed"])
        self.assertEqual({}, report["result"])
        self.assertTrue(report["validation_errors"])
        self.assertEqual(
            "/observations/0/labels/0/category",
            report["validation_errors"][0]["pointer"],
        )
        serialized = json.dumps(report, ensure_ascii=False)
        self.assertNotIn("person@example.test", serialized)
        self.assertNotIn("held-out-001", serialized)

    def test_cli_does_not_echo_input_path_and_schema_marks_kappa_required(self) -> None:
        with tempfile.TemporaryDirectory() as directory:
            secret_name = "person-at-example.test.json"
            path = Path(directory) / secret_name
            path.write_text(json.dumps(_valid_payload()), encoding="utf-8")
            output = io.StringIO()
            with contextlib.redirect_stdout(output):
                exit_code = MODULE.main(["--input", str(path)])

        self.assertEqual(1, exit_code)
        self.assertNotIn(secret_name, output.getvalue())

        schema = MODULE.G7HumanVoiceGainEvidencePack.model_json_schema()
        reliability = schema["$defs"]["G7ReliabilityClaim"]
        label = schema["$defs"]["G7HumanAxisLabel"]
        self.assertIn("reported_categorical_kappa", reliability["required"])
        self.assertIn("category", label["required"])


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