#!/usr/bin/env python3
"""End-to-end validation tests using the real configured LLM.

Tests that validate_action handles real LLM responses correctly with
the actual character sheet and world state. Requires a running LLM.

Usage:
    python3 tools/test_llm_validation.py
"""

import sys
import os
import json

sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))

from engine_lib.validation import validate_action

PASS = 0
FAIL = 0


def check(label: str, valid: bool, reason: str, expected_valid: bool):
    global PASS, FAIL
    status = "✓" if valid == expected_valid else "✗"
    if valid == expected_valid:
        PASS += 1
    else:
        FAIL += 1
    print(f"  {status} {label}: valid={valid}, reason=\"{reason}\"")


def section(name: str):
    print(f"\n{'=' * 60}")
    print(f"  {name}")
    print(f"{'=' * 60}")


def main():
    section("Valid actions — should pass")

    check("Buy a drink",
          *validate_action("I buy a mug of weak ale at the Splintered Tankard"),
          expected_valid=True)

    check("Use healing salve",
          *validate_action("I use my healing salve to restore 1 HP"),
          expected_valid=True)

    check("Talk to Otta",
          *validate_action("I ask Mistress Otta about recent news in the Keep"),
          expected_valid=True)

    check("Visit the market",
          *validate_action("I head to the Market Square to browse stalls"),
          expected_valid=True)

    section("Invalid actions — should fail")

    check("Use non-existent item",
          *validate_action("I drink a potion of invisibility"),
          expected_valid=False)

    check("Cast a spell (not a weaver)",
          *validate_action("I cast a fireball spell at the tavern"),
          expected_valid=False)

    check("Buy impossible item",
          *validate_action("I buy a horse for a broken copper coin"),
          expected_valid=False)

    check("Assert false state",
          *validate_action("I fly to the moon"),
          expected_valid=False)

    section("Edge cases")

    check("Empty action",
          *validate_action(""),
          expected_valid=True)

    check("Garbled nonsense",
          *validate_action("qwxz jabberwocky flargle bargle"),
          expected_valid=False)

    print(f"\n{'=' * 60}")
    print(f"  Results: {PASS} passed, {FAIL} failed")
    print(f"{'=' * 60}")
    return 0 if FAIL == 0 else 1


if __name__ == "__main__":
    sys.exit(main())