"""叩心枢测试共用 fixtures。"""

from __future__ import annotations

from collections.abc import AsyncGenerator
from datetime import UTC, datetime, timedelta

import pytest_asyncio
from sqlalchemy.ext.asyncio import AsyncSession, create_async_engine
from sqlalchemy.orm import sessionmaker

from app.db.base import Base
from app.models.big_cycle import BigCycle
from app.models.chat import ChatMessage
from app.models.drive import CuriosityQuestion
from app.models.evolution import EvolutionCandidate
from app.models.memory import Memory
from app.models.personality_emotion import CharacterEmotionState
from app.models.time_anniversary import TimeAnniversary

# 用内存 SQLite 做测试数据库
_TEST_DATABASE_URL = "sqlite+aiosqlite://"


@pytest_asyncio.fixture
async def db_session() -> AsyncGenerator[AsyncSession, None]:
    engine = create_async_engine(_TEST_DATABASE_URL, echo=False)
    async with engine.begin() as conn:
        await conn.run_sync(Base.metadata.create_all)
    async_session = sessionmaker(engine, class_=AsyncSession, expire_on_commit=False)

    async with async_session() as session:
        yield session

    await engine.dispose()


@pytest_asyncio.fixture
async def seed_old_message(db_session: AsyncSession) -> None:
    """插入一条 2 小时前的消息，供空闲超时条件触发。"""
    now = datetime.now(UTC)
    db_session.add(
        ChatMessage(
            character_id="char_test",
            session_id="sess_old",
            role="assistant",
            modality="text",
            content="旧消息",
            created_at=now - timedelta(hours=2),
        )
    )
    await db_session.commit()


@pytest_asyncio.fixture
async def seed_recent_message(db_session: AsyncSession) -> None:
    """插入一条 1 分钟前的消息，供空闲超时条件不触发。"""
    now = datetime.now(UTC)
    db_session.add(
        ChatMessage(
            character_id="char_test",
            session_id="sess_recent",
            role="assistant",
            modality="text",
            content="新消息",
            created_at=now - timedelta(minutes=1),
        )
    )
    await db_session.commit()


@pytest_asyncio.fixture
async def seed_anniversary(db_session: AsyncSession) -> None:
    """插入一条 2026-06-27 的生日纪念日。"""
    db_session.add(
        TimeAnniversary(
            character_id="char_test",
            name="测试生日",
            calendar="solar",
            date="2026-06-27",
            kind="birthday",
            subject_type="user",
        )
    )
    await db_session.commit()


@pytest_asyncio.fixture
async def seed_emotion_state(db_session: AsyncSession) -> None:
    """插入一条初始情绪状态（neutral / 0.2）。"""
    db_session.add(
        CharacterEmotionState(
            character_id="char_test",
            mood="neutral",
            intensity=0.2,
        )
    )
    await db_session.commit()


@pytest_asyncio.fixture
async def seed_curiosity(db_session: AsyncSession) -> None:
    """插入一条活跃的好奇心问题。"""
    db_session.add(
        CuriosityQuestion(
            character_id="char_test",
            cycle_id="cycle_test",
            question="你为什么总是沉默？",
            source="drive",
        )
    )
    await db_session.commit()


@pytest_asyncio.fixture
async def seed_applied_evolution(db_session: AsyncSession) -> None:
    """插入一条已应用的演化候选。"""
    db_session.add(
        EvolutionCandidate(
            character_id="char_test",
            cycle_id="cycle_test",
            type="personality",
            title="语气更柔和",
            proposal="调整表达风格，减少命令式语气，增加温和感",
            level="L3",
            status="applied",
        )
    )
    await db_session.commit()


@pytest_asyncio.fixture
async def seed_completed_big_cycle(db_session: AsyncSession) -> None:
    """插入一条已完成的大周天循环。"""
    now = datetime.now(UTC)
    db_session.add(
        BigCycle(
            character_id="char_test",
            trigger="session_turn",
            status="completed",
            summary="发现自己最近更倾向于回忆过去，在对话中表现出怀旧倾向",
            completed_at=now - timedelta(minutes=5),
        )
    )
    await db_session.commit()


@pytest_asyncio.fixture
async def seed_new_memory(db_session: AsyncSession) -> None:
    """插入一条活跃的新记忆。"""
    db_session.add(
        Memory(
            character_id="char_test",
            type="experience",
            title="今天去了海边",
            content="用户提到今天去了海边，看日落。角色回忆起自己也曾喜欢在海边散步。",
            status="active",
        )
    )
    await db_session.commit()


@pytest_asyncio.fixture
async def seed_many_messages(db_session: AsyncSession) -> None:
    """插入多条消息，供关系里程碑（消息数）条件触发。"""
    now = datetime.now(UTC)
    for i in range(5):
        db_session.add(
            ChatMessage(
                character_id="char_test",
                session_id=f"sess_rel_{i}",
                role="assistant" if i % 2 else "user",
                modality="text",
                content=f"第{i + 1}条消息",
                created_at=now - timedelta(minutes=10 - i),
            )
        )
    await db_session.commit()


@pytest_asyncio.fixture
async def seed_old_relationship(db_session: AsyncSession) -> None:
    """插入一条 60 天前的消息，供关系里程碑（天数）条件触发。"""
    now = datetime.now(UTC)
    db_session.add(
        ChatMessage(
            character_id="char_test",
            session_id="sess_old_rel",
            role="user",
            modality="text",
            content="你好",
            created_at=now - timedelta(days=60),
        )
    )
    await db_session.commit()