from src.backend.config import settings

import pytest


def test_settings_loads_api_key():
    assert settings.api_key == "test-key-12345"


def test_settings_loads_db_path():
    assert "test.db" in settings.db_path


def test_settings_loads_worker_url():
    assert settings.worker_url == "http://localhost:3001"


def test_settings_loads_claude_model():
    assert settings.claude_model == "claude-sonnet-4-6"


def test_settings_loads_rate_limits():
    assert settings.rate_limit_per_minute == 100
    assert settings.rate_limit_per_hour == 1000


@pytest.mark.asyncio
async def test_init_db_creates_tables():
    from src.backend.db.database import init_db, get_db

    await init_db()
    db = await get_db()
    try:
        cursor = await db.execute(
            "SELECT name FROM sqlite_master WHERE type='table' ORDER BY name"
        )
        tables = [row[0] for row in await cursor.fetchall()]
        assert "topics" in tables
        assert "requests" in tables
    finally:
        await db.close()


@pytest.mark.asyncio
async def test_foreign_keys_enabled():
    from src.backend.db.database import init_db, get_db

    await init_db()
    db = await get_db()
    try:
        cursor = await db.execute("PRAGMA foreign_keys")
        row = await cursor.fetchone()
        assert row[0] == 1
    finally:
        await db.close()


def test_topic_create_model_validates():
    from src.backend.models.api import TopicCreate

    topic = TopicCreate(
        name="coding",
        system_prompt="You are an expert coder.",
        summary="Coding questions",
        model="claude-sonnet-4-6",
    )
    assert topic.name == "coding"
    assert topic.model == "claude-sonnet-4-6"


def test_topic_create_model_optional_fields():
    from src.backend.models.api import TopicCreate

    topic = TopicCreate(name="coding", system_prompt="You are an expert coder.")
    assert topic.summary == ""
    assert topic.model is None


def test_request_create_model_validates():
    from src.backend.models.api import RequestCreate

    req = RequestCreate(
        prompt="How to do X?",
        topic_id="550e8400-e29b-41d4-a716-446655440000",
    )
    assert req.session_id is None
    assert req.model is None
    assert req.summarize is False


def test_model_validation_rejects_invalid():
    from src.backend.models.api import TopicCreate
    from pydantic import ValidationError

    with pytest.raises(ValidationError):
        TopicCreate(name="test", system_prompt="test", model="gpt-4")


def test_envelope_ok():
    from src.backend.models.api import ok

    result = ok({"key": "value"})
    assert result == {"success": True, "data": {"key": "value"}, "error": None}


def test_envelope_fail():
    from src.backend.models.api import fail

    result = fail("NOT_FOUND", "Resource not found")
    assert result["success"] is False
    assert result["error"]["code"] == "NOT_FOUND"