"""CLI integration test for --llm-report flag (P5.3 T5)."""

from __future__ import annotations

from pathlib import Path

import pytest

from pf1e_simulator.cli import main

ROOT = Path(__file__).resolve().parents[1]
MAP = ROOT / "data" / "maps" / "sample_arena.yaml"


def _argv_common() -> list[str]:
    return [
        "--map", str(MAP),
        "--side", "players", str(ROOT / "data" / "monsters" / "goblin.json"),
        "--side", "monsters", str(ROOT / "data" / "monsters" / "orc.json"),
    ]


def test_cli_llm_report_mutually_exclusive_with_transcript() -> None:
    """--llm-report and --transcript are mutually exclusive."""
    argv = [*_argv_common(), "--llm-report", "--transcript"]

    with pytest.raises(SystemExit) as exc_info:
        main(argv)
    assert exc_info.value.code == 2


def test_cli_output_requires_llm_report() -> None:
    """--output requires --llm-report."""
    argv = [*_argv_common(), "--output", "report.md"]

    with pytest.raises(SystemExit) as exc_info:
        main(argv)
    assert exc_info.value.code == 2


def test_cli_llm_report_requires_api_key_env(monkeypatch: pytest.MonkeyPatch) -> None:
    """--llm-report fails gracefully when PF1E_LLM_API_KEY not set."""
    monkeypatch.delenv("PF1E_LLM_API_KEY", raising=False)
    monkeypatch.delenv("PF1E_PROMPT_PACK_DIR", raising=False)

    argv = [*_argv_common(), "--llm-report"]

    with pytest.raises(SystemExit) as exc_info:
        main(argv)
    assert exc_info.value.code == 2


def test_cli_llm_report_requires_prompt_pack_dir(monkeypatch: pytest.MonkeyPatch) -> None:
    """--llm-report fails gracefully when PF1E_PROMPT_PACK_DIR not set."""
    monkeypatch.setenv("PF1E_LLM_API_KEY", "test-key")
    monkeypatch.delenv("PF1E_PROMPT_PACK_DIR", raising=False)

    argv = [*_argv_common(), "--llm-report"]

    with pytest.raises(SystemExit) as exc_info:
        main(argv)
    assert exc_info.value.code == 2