"""
Tests for Yuntu API Parameter Format (T-027)

根据 doc/temp 的正确格式：
1. 日期格式: YYYYMMDD (如 20251014)，不是 YYYY-MM-DD
2. Cookie 头: 直接使用 auth_token 完整值
3. industry_id: 字符串格式 ["20"]，不是整数
4. Cookie 获取: 随机选取任意一组 aadvid/auth_token
"""

import pytest
from datetime import datetime, date
from unittest.mock import AsyncMock, patch, MagicMock
import httpx


class TestYuntuAPIParameterFormat:
    """验证 API 调用参数格式正确性 (T-027)"""

    async def test_date_format_yyyymmdd(self):
        """日期格式必须为 YYYYMMDD，不是 YYYY-MM-DD"""
        from app.services.yuntu_api import call_yuntu_api

        mock_response = MagicMock()
        mock_response.status_code = 200
        mock_response.json.return_value = {"status": 0, "data": {"a3_increase_cnt": "100"}}

        mock_client = AsyncMock()
        mock_client.post.return_value = mock_response
        mock_client.__aenter__.return_value = mock_client
        mock_client.__aexit__.return_value = None

        with patch("httpx.AsyncClient", return_value=mock_client):
            await call_yuntu_api(
                item_id="video_001",
                publish_time=datetime(2025, 10, 14),
                industry_id="12",
                aadvid="1648829117232140",
                auth_token="sessionid=f9dfd57df6935afd1255bdc8f0dd0e4b",
            )

            call_args = mock_client.post.call_args
            json_data = call_args.kwargs["json"]

            # 关键验证：日期格式是 YYYYMMDD
            assert json_data["start_date"] == "20251014", f"Expected '20251014', got '{json_data['start_date']}'"
            assert json_data["end_date"] == "20251113", f"Expected '20251113', got '{json_data['end_date']}'"

    async def test_cookie_header_uses_auth_token_directly(self):
        """Cookie 头应直接使用 auth_token 完整值"""
        from app.services.yuntu_api import call_yuntu_api

        mock_response = MagicMock()
        mock_response.status_code = 200
        mock_response.json.return_value = {"status": 0, "data": {}}

        mock_client = AsyncMock()
        mock_client.post.return_value = mock_response
        mock_client.__aenter__.return_value = mock_client
        mock_client.__aexit__.return_value = None

        auth_token = "sessionid=f9dfd57df6935afd1255bdc8f0dd0e4b"

        with patch("httpx.AsyncClient", return_value=mock_client):
            await call_yuntu_api(
                item_id="video_001",
                publish_time=datetime(2025, 10, 14),
                industry_id="12",
                aadvid="1648829117232140",
                auth_token=auth_token,
            )

            call_args = mock_client.post.call_args
            headers = call_args.kwargs["headers"]

            # 关键验证：Cookie 直接使用 auth_token 完整值
            assert headers["Cookie"] == auth_token, f"Expected Cookie='{auth_token}', got '{headers['Cookie']}'"

    async def test_industry_id_as_string_array(self):
        """industry_id_list 应为字符串数组 ["12"]，不是整数"""
        from app.services.yuntu_api import call_yuntu_api

        mock_response = MagicMock()
        mock_response.status_code = 200
        mock_response.json.return_value = {"status": 0, "data": {}}

        mock_client = AsyncMock()
        mock_client.post.return_value = mock_response
        mock_client.__aenter__.return_value = mock_client
        mock_client.__aexit__.return_value = None

        with patch("httpx.AsyncClient", return_value=mock_client):
            await call_yuntu_api(
                item_id="video_001",
                publish_time=datetime(2025, 10, 14),
                industry_id="12",  # 字符串
                aadvid="1648829117232140",
                auth_token="sessionid=xxx",
            )

            call_args = mock_client.post.call_args
            json_data = call_args.kwargs["json"]

            # 关键验证：industry_id_list 是字符串数组
            assert json_data["industry_id_list"] == ["12"], f"Expected ['12'], got {json_data['industry_id_list']}"

    async def test_url_contains_aadvid(self):
        """URL 必须包含 aadvid 参数"""
        from app.services.yuntu_api import call_yuntu_api

        mock_response = MagicMock()
        mock_response.status_code = 200
        mock_response.json.return_value = {"status": 0, "data": {}}

        mock_client = AsyncMock()
        mock_client.post.return_value = mock_response
        mock_client.__aenter__.return_value = mock_client
        mock_client.__aexit__.return_value = None

        aadvid = "1648829117232140"

        with patch("httpx.AsyncClient", return_value=mock_client):
            await call_yuntu_api(
                item_id="video_001",
                publish_time=datetime(2025, 10, 14),
                industry_id="12",
                aadvid=aadvid,
                auth_token="sessionid=xxx",
            )

            call_args = mock_client.post.call_args
            url = call_args.args[0]

            # 关键验证：URL 包含 aadvid
            assert f"aadvid={aadvid}" in url, f"URL should contain 'aadvid={aadvid}', got '{url}'"

    async def test_fixed_parameters(self):
        """验证固定参数值正确"""
        from app.services.yuntu_api import call_yuntu_api

        mock_response = MagicMock()
        mock_response.status_code = 200
        mock_response.json.return_value = {"status": 0, "data": {}}

        mock_client = AsyncMock()
        mock_client.post.return_value = mock_response
        mock_client.__aenter__.return_value = mock_client
        mock_client.__aexit__.return_value = None

        with patch("httpx.AsyncClient", return_value=mock_client):
            await call_yuntu_api(
                item_id="video_001",
                publish_time=datetime(2025, 10, 14),
                industry_id="12",
                aadvid="1648829117232140",
                auth_token="sessionid=xxx",
            )

            call_args = mock_client.post.call_args
            json_data = call_args.kwargs["json"]

            # 验证固定参数
            assert json_data["is_my_video"] == "0"
            assert json_data["object_type"] == 2
            assert json_data["assist_type"] == 3
            assert json_data["assist_video_type"] == 3
            assert json_data["trigger_point_id_list"] == ["610000", "610300", "610301"]

    async def test_end_date_is_start_plus_30_days(self):
        """end_date 应为 start_date + 30 天"""
        from app.services.yuntu_api import call_yuntu_api

        mock_response = MagicMock()
        mock_response.status_code = 200
        mock_response.json.return_value = {"status": 0, "data": {}}

        mock_client = AsyncMock()
        mock_client.post.return_value = mock_response
        mock_client.__aenter__.return_value = mock_client
        mock_client.__aexit__.return_value = None

        # 测试日期：2025-01-15，+30天 = 2025-02-14
        with patch("httpx.AsyncClient", return_value=mock_client):
            await call_yuntu_api(
                item_id="video_001",
                publish_time=datetime(2025, 1, 15),
                industry_id="12",
                aadvid="123",
                auth_token="sessionid=xxx",
            )

            call_args = mock_client.post.call_args
            json_data = call_args.kwargs["json"]

            assert json_data["start_date"] == "20250115"
            assert json_data["end_date"] == "20250214"

    async def test_parse_a3_metrics_as_strings(self):
        """API 返回的 A3 指标是字符串类型，需正确解析"""
        from app.services.yuntu_api import parse_analysis_response

        # 实际 API 响应示例（A3 是字符串）
        response = {
            "status": 0,
            "msg": "ok",
            "data": {
                "object_id": "7560751618711457062",
                "cost": 785000,
                "ad_a3_increase_cnt": "36902",
                "natural_a3_increase_cnt": "1652169",
                "a3_increase_cnt": "1689071",
            }
        }

        result = parse_analysis_response(response)

        # 解析后应转为整数
        assert result["a3_increase_cnt"] == 1689071
        assert result["ad_a3_increase_cnt"] == 36902
        assert result["natural_a3_increase_cnt"] == 1652169
        assert result["cost"] == 785000


class TestSessionPoolRandomSelection:
    """验证 Cookie 池随机选取逻辑 (T-027)"""

    async def test_get_random_config(self):
        """应随机选取任意一组配置，不按 brand_id 匹配"""
        from app.services.session_pool import SessionPool, CookieConfig

        pool = SessionPool()

        # 模拟刷新后的数据
        pool._configs = [
            CookieConfig(
                brand_id="533661",
                aadvid="1648829117232140",
                auth_token="sessionid=aaa",
                industry_id=20,
                brand_name="Test1",
            ),
            CookieConfig(
                brand_id="10186612",
                aadvid="1234567890",
                auth_token="sessionid=bbb",
                industry_id=30,
                brand_name="Test2",
            ),
        ]

        # 调用随机获取
        config = pool.get_random_config()

        # 应返回一个有效配置
        assert config is not None
        assert "aadvid" in config
        assert "auth_token" in config


class TestIntegrationWithRealFormat:
    """集成测试：验证完整调用流程"""

    async def test_full_api_call_format(self):
        """完整验证 API 调用格式"""
        from app.services.yuntu_api import call_yuntu_api

        mock_response = MagicMock()
        mock_response.status_code = 200
        mock_response.json.return_value = {
            "status": 0,
            "msg": "ok",
            "data": {
                "object_id": "7560751618711457062",
                "cost": 785000,
                "ad_a3_increase_cnt": "36902",
                "natural_a3_increase_cnt": "1652169",
                "a3_increase_cnt": "1689071",
            }
        }

        mock_client = AsyncMock()
        mock_client.post.return_value = mock_response
        mock_client.__aenter__.return_value = mock_client
        mock_client.__aexit__.return_value = None

        with patch("httpx.AsyncClient", return_value=mock_client):
            result = await call_yuntu_api(
                item_id="7560751618711457062",
                publish_time=datetime(2025, 10, 14),
                industry_id="12",
                aadvid="1648829117232140",
                auth_token="sessionid=f9dfd57df6935afd1255bdc8f0dd0e4b",
            )

            # 验证调用参数
            call_args = mock_client.post.call_args
            url = call_args.args[0]
            json_data = call_args.kwargs["json"]
            headers = call_args.kwargs["headers"]

            # 1. URL 包含 aadvid
            assert "aadvid=1648829117232140" in url

            # 2. 日期格式 YYYYMMDD
            assert json_data["start_date"] == "20251014"
            assert json_data["end_date"] == "20251113"

            # 3. industry_id 字符串数组
            assert json_data["industry_id_list"] == ["12"]

            # 4. Cookie 直接使用 auth_token
            assert headers["Cookie"] == "sessionid=f9dfd57df6935afd1255bdc8f0dd0e4b"

            # 验证返回结果
            assert result["status"] == 0
            assert result["data"]["a3_increase_cnt"] == "1689071"