"""测试 record_detail."""

import uuid
import pytest
from hermes_core.embedder import Embedder
from hermes_core.recorder import record_detail

pytestmark = pytest.mark.requires_embedder


@pytest.fixture
def embedder():
    return Embedder()


def _uid():
    """生成唯一 user_id，确保测试隔离。"""
    return f"u_{uuid.uuid4().hex[:8]}"


def test_record_first_entry(embedder):
    result = record_detail(
        user_id=_uid(), scope_desc="后端API开发",
        dimensions=[{"key": "language", "value": "TypeScript", "context": "默认语言"}],
        embedder=embedder,
    )
    assert result["status"] == "recorded"
    assert result["dimension_count"] == 1
    assert result["id"].startswith("rec_")


def test_record_dimension_increment_enforced(embedder):
    """同 scope 内，维度数必须递增。"""
    uid = _uid()
    # 第一条: 2 维
    result1 = record_detail(
        user_id=uid, scope_desc="后端开发",
        dimensions=[
            {"key": "language", "value": "TypeScript", "context": ""},
            {"key": "framework", "value": "Express", "context": ""},
        ],
        embedder=embedder,
    )
    assert result1["status"] == "recorded"

    # 第二条: 1 维 → 应拒绝
    result2 = record_detail(
        user_id=uid, scope_desc="后端开发",
        dimensions=[{"key": "language", "value": "Python", "context": ""}],
        embedder=embedder,
    )
    assert result2["status"] == "rejected"
    assert "dimension" in result2["reason"].lower()


def test_record_same_conversation_relaxes_constraint(embedder):
    """同一次对话内维度约束松弛。"""
    uid = _uid()
    conv_id = "conv_test_123"
    result1 = record_detail(
        user_id=uid, scope_desc="后端开发",
        dimensions=[
            {"key": "language", "value": "TypeScript", "context": ""},
            {"key": "framework", "value": "Express", "context": ""},
        ],
        conversation_id=conv_id, embedder=embedder,
    )
    assert result1["status"] == "recorded"

    result2 = record_detail(
        user_id=uid, scope_desc="后端开发",
        dimensions=[{"key": "db", "value": "PostgreSQL", "context": ""}],
        conversation_id=conv_id, embedder=embedder,
    )
    assert result2["status"] == "recorded"  # 同对话，约束松弛


def test_record_upsert_increments_occurrences(embedder):
    """相同 scope+dimensions 应 upsert 并增加 occurrences。"""
    uid = _uid()
    dims = [{"key": "language", "value": "Go", "context": ""}]
    result1 = record_detail(
        user_id=uid, scope_desc="系统编程",
        dimensions=dims, embedder=embedder,
    )
    rid = result1["id"]

    result2 = record_detail(
        user_id=uid, scope_desc="系统编程",
        dimensions=dims, embedder=embedder,
    )
    # 同 dimensions 匹配到同一条记录，upsert
    assert result2["id"] == rid