"""Tests for Settings modules: Announcement, NotificationChannel, LDAP Config."""
import json

import pytest
from unittest.mock import AsyncMock, patch
from httpx import AsyncClient

from tests.conftest import auth_header

pytestmark = pytest.mark.skip(reason="Skip: awaiting Go backend alignment")


# ─── Announcement Tests ────────────────────────────────────────────

@pytest.mark.asyncio
async def test_create_announcement(client: AsyncClient, admin_token: str):
    resp = await client.post(
        "/api/v1/announcements",
        json={"title": "系统公告", "content": "# Hello\n这是公告内容"},
        headers=auth_header(admin_token),
    )
    assert resp.status_code == 201
    data = resp.json()
    assert data["title"] == "系统公告"
    assert data["content"] == "# Hello\n这是公告内容"
    assert data["is_published"] is False


@pytest.mark.asyncio
async def test_list_announcements(client: AsyncClient, admin_token: str, developer_token: str):
    # Create two announcements
    for i in range(2):
        await client.post(
            "/api/v1/announcements",
            json={"title": f"公告{i}", "content": f"内容{i}"},
            headers=auth_header(admin_token),
        )

    # Admin can list
    resp = await client.get("/api/v1/announcements", headers=auth_header(admin_token))
    assert resp.status_code == 200
    assert len(resp.json()) == 2

    # Developer can also list
    resp = await client.get("/api/v1/announcements", headers=auth_header(developer_token))
    assert resp.status_code == 200
    assert len(resp.json()) == 2


@pytest.mark.asyncio
async def test_update_announcement(client: AsyncClient, admin_token: str):
    create = await client.post(
        "/api/v1/announcements",
        json={"title": "原始标题", "content": "原始内容"},
        headers=auth_header(admin_token),
    )
    aid = create.json()["id"]

    resp = await client.put(
        f"/api/v1/announcements/{aid}",
        json={"title": "更新标题", "is_published": True},
        headers=auth_header(admin_token),
    )
    assert resp.status_code == 200
    data = resp.json()
    assert data["title"] == "更新标题"
    assert data["is_published"] is True
    assert data["published_at"] is not None


@pytest.mark.asyncio
async def test_delete_announcement(client: AsyncClient, admin_token: str):
    create = await client.post(
        "/api/v1/announcements",
        json={"title": "待删除", "content": "内容"},
        headers=auth_header(admin_token),
    )
    aid = create.json()["id"]

    resp = await client.delete(
        f"/api/v1/announcements/{aid}",
        headers=auth_header(admin_token),
    )
    assert resp.status_code == 200

    # Verify deleted
    resp = await client.get("/api/v1/announcements", headers=auth_header(admin_token))
    assert all(a["id"] != aid for a in resp.json())


@pytest.mark.asyncio
async def test_announcement_non_admin_forbidden(client: AsyncClient, developer_token: str):
    # Create forbidden
    resp = await client.post(
        "/api/v1/announcements",
        json={"title": "test", "content": "test"},
        headers=auth_header(developer_token),
    )
    assert resp.status_code == 403

    # Update forbidden
    resp = await client.put(
        "/api/v1/announcements/1",
        json={"title": "test"},
        headers=auth_header(developer_token),
    )
    assert resp.status_code == 403

    # Delete forbidden
    resp = await client.delete(
        "/api/v1/announcements/1",
        headers=auth_header(developer_token),
    )
    assert resp.status_code == 403


# ─── NotificationChannel Tests ─────────────────────────────────────

@pytest.mark.asyncio
async def test_create_notification_channel(client: AsyncClient, admin_token: str):
    resp = await client.post(
        "/api/v1/notifications",
        json={
            "name": "钉钉告警",
            "channel_type": "dingtalk",
            "config": {"webhook_url": "https://oapi.dingtalk.com/robot/send?access_token=xxx", "secret": "mysecret"},
            "is_enabled": True,
        },
        headers=auth_header(admin_token),
    )
    assert resp.status_code == 201
    data = resp.json()
    assert data["name"] == "钉钉告警"
    assert data["channel_type"] == "dingtalk"
    # Password/secret should be masked
    assert data["config"]["secret"] == "******"


@pytest.mark.asyncio
async def test_list_notification_channels(client: AsyncClient, admin_token: str):
    resp = await client.get(
        "/api/v1/notifications",
        headers=auth_header(admin_token),
    )
    assert resp.status_code == 200
    assert isinstance(resp.json(), list)


@pytest.mark.asyncio
async def test_update_notification_channel(client: AsyncClient, admin_token: str):
    create = await client.post(
        "/api/v1/notifications",
        json={
            "name": "飞书通知",
            "channel_type": "webhook_feishu",
            "config": {"webhook_url": "https://open.feishu.cn/open-apis/bot/v2/hook/xxx"},
        },
        headers=auth_header(admin_token),
    )
    cid = create.json()["id"]

    resp = await client.put(
        f"/api/v1/notifications/{cid}",
        json={"name": "飞书通知-更新", "is_enabled": False},
        headers=auth_header(admin_token),
    )
    assert resp.status_code == 200
    assert resp.json()["name"] == "飞书通知-更新"
    assert resp.json()["is_enabled"] is False


@pytest.mark.asyncio
async def test_delete_notification_channel(client: AsyncClient, admin_token: str):
    create = await client.post(
        "/api/v1/notifications",
        json={
            "name": "待删除",
            "channel_type": "email",
            "config": {
                "smtp_host": "smtp.example.com",
                "smtp_port": 465,
                "smtp_user": "user@example.com",
                "smtp_password": "pass123",
                "from_addr": "user@example.com",
                "use_tls": True,
            },
        },
        headers=auth_header(admin_token),
    )
    cid = create.json()["id"]

    resp = await client.delete(
        f"/api/v1/notifications/{cid}",
        headers=auth_header(admin_token),
    )
    assert resp.status_code == 200


@pytest.mark.asyncio
@patch("app.services.notification_sender.NotificationSender.send", new_callable=AsyncMock)
async def test_notification_test_endpoint(mock_send, client: AsyncClient, admin_token: str):
    mock_send.return_value = {"success": True, "message": "钉钉测试消息发送成功"}
    create = await client.post(
        "/api/v1/notifications",
        json={
            "name": "钉钉测试",
            "channel_type": "dingtalk",
            "config": {"webhook_url": "https://oapi.dingtalk.com/robot/send?access_token=***"},
            "is_enabled": True,
        },
        headers=auth_header(admin_token),
    )
    cid = create.json()["id"]

    resp = await client.post(
        f"/api/v1/notifications/{cid}/test",
        headers=auth_header(admin_token),
    )
    assert resp.status_code == 200
    data = resp.json()
    assert data["success"] is True


@pytest.mark.asyncio
async def test_notification_non_admin_forbidden(client: AsyncClient, developer_token: str):
    resp = await client.get(
        "/api/v1/notifications",
        headers=auth_header(developer_token),
    )
    assert resp.status_code == 403


@pytest.mark.asyncio
async def test_email_config_mask_password(client: AsyncClient, admin_token: str):
    create = await client.post(
        "/api/v1/notifications",
        json={
            "name": "邮件通道",
            "channel_type": "email",
            "config": {
                "smtp_host": "smtp.example.com",
                "smtp_port": 587,
                "smtp_user": "admin@example.com",
                "smtp_password": "super_secret_pass",
                "from_addr": "admin@example.com",
                "use_tls": True,
            },
        },
        headers=auth_header(admin_token),
    )
    data = create.json()
    assert data["config"]["smtp_password"] == "******"


# ─── LDAP Config Tests ─────────────────────────────────────────────

@pytest.mark.asyncio
async def test_create_ldap_config(client: AsyncClient, admin_token: str):
    resp = await client.put(
        "/api/v1/ldap-config",
        json={
            "ldap_host": "ldap.example.com",
            "ldap_port": 389,
            "use_ldaps": False,
            "admin_dn": "cn=admin,dc=example,dc=com",
            "admin_password": "admin_password_123",
            "search_filter": "(uid=%s)",
            "base_dn": "ou=users,dc=example,dc=com",
            "user_mapping": {"username": "uid", "display_name": "cn", "email": "mail"},
        },
        headers=auth_header(admin_token),
    )
    assert resp.status_code == 200
    data = resp.json()
    assert data["ldap_host"] == "ldap.example.com"
    assert data["ldap_port"] == 389
    # Password should be masked
    assert data["admin_password"] == "******"
    assert data["user_mapping"]["username"] == "uid"


@pytest.mark.asyncio
async def test_get_ldap_config(client: AsyncClient, admin_token: str):
    # First create
    await client.put(
        "/api/v1/ldap-config",
        json={
            "ldap_host": "ldap.test.com",
            "ldap_port": 636,
            "use_ldaps": True,
            "admin_dn": "cn=admin,dc=test,dc=com",
            "admin_password": "testpass",
            "base_dn": "dc=test,dc=com",
        },
        headers=auth_header(admin_token),
    )

    resp = await client.get(
        "/api/v1/ldap-config",
        headers=auth_header(admin_token),
    )
    assert resp.status_code == 200
    data = resp.json()
    assert data["ldap_host"] == "ldap.test.com"
    assert data["use_ldaps"] is True
    assert data["admin_password"] == "******"


@pytest.mark.asyncio
async def test_update_ldap_config(client: AsyncClient, admin_token: str):
    # Create
    await client.put(
        "/api/v1/ldap-config",
        json={
            "ldap_host": "ldap.old.com",
            "ldap_port": 389,
            "admin_dn": "cn=admin,dc=old,dc=com",
            "admin_password": "oldpass",
            "base_dn": "dc=old,dc=com",
        },
        headers=auth_header(admin_token),
    )

    # Update
    resp = await client.put(
        "/api/v1/ldap-config",
        json={
            "ldap_host": "ldap.new.com",
            "ldap_port": 636,
            "use_ldaps": True,
            "admin_dn": "cn=admin,dc=new,dc=com",
            "admin_password": "newpass",
            "base_dn": "dc=new,dc=com",
        },
        headers=auth_header(admin_token),
    )
    assert resp.status_code == 200
    assert resp.json()["ldap_host"] == "ldap.new.com"
    assert resp.json()["use_ldaps"] is True


@pytest.mark.asyncio
async def test_ldap_config_not_found(client: AsyncClient, admin_token: str):
    resp = await client.get(
        "/api/v1/ldap-config",
        headers=auth_header(admin_token),
    )
    assert resp.status_code == 404


@pytest.mark.asyncio
async def test_ldap_test_connection(client: AsyncClient, admin_token: str):
    # Create config first
    await client.put(
        "/api/v1/ldap-config",
        json={
            "ldap_host": "ldap.example.com",
            "ldap_port": 389,
            "admin_dn": "cn=admin,dc=example,dc=com",
            "admin_password": "admin123",
            "base_dn": "dc=example,dc=com",
        },
        headers=auth_header(admin_token),
    )

    resp = await client.post(
        "/api/v1/ldap-config/test",
        json={"test_user": "testuser", "test_password": "testpass"},
        headers=auth_header(admin_token),
    )
    assert resp.status_code == 200
    data = resp.json()
    # 测试环境无真实 LDAP 服务器，应返回失败
    assert data["success"] is False


@pytest.mark.asyncio
async def test_ldap_non_admin_forbidden(client: AsyncClient, developer_token: str):
    resp = await client.get(
        "/api/v1/ldap-config",
        headers=auth_header(developer_token),
    )
    assert resp.status_code == 403