using Microsoft.AspNetCore.Authentication;
using Microsoft.AspNetCore.Authentication.Cookies;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Http.Features;
using Microsoft.AspNetCore.Mvc;
using System.Collections.Generic;
using System.Threading.Tasks;
using Yh.Platform.Abstractions;
using Yh.Platform.Auth;
using Yh.Platform.OpenApi;
using YhCore.Common;

namespace YhCore.WebApi.Controllers.Api
{
    /// <summary>
    /// 用户基础接口（对应 Java 版 controller/api/UserController，路由 /api/base/）。
    /// </summary>
    [ApiController]
    [Route(ApiRoutes.ApiPath + "/base")]
    public class UserController : ControllerBase
    {
        private readonly IOpenApiUserClient _openApiUserClient;

        public UserController(IOpenApiUserClient openApiUserClient)
        {
            _openApiUserClient = openApiUserClient;
        }

        /// <summary>
        /// 获取当前用户可见的应用模块（对应 Java GET /api/base/getUserMod，
        /// 内部调用 YschBaseOpenApi.getUserModule）。
        /// </summary>
        [HttpGet("getUserMod")]
        public async Task<List<BoaModule>> GetUserMod()
        {
            var boa = BoaUserContext.Get();
            return await _openApiUserClient.GetUserModuleAsync(boa?.Id ?? 0, boa?.School?.Id);
        }

        /// <summary>
        /// 获取当前登录用户信息（对应 Java GET /api/base/getUserInfo，
        /// Java 版直接返回认证切面注入的 authUserWithDept）。
        /// </summary>
        [HttpGet("getUserInfo")]
        public BoaUser GetUserInfo()
        {
            return BoaUserContext.Get();
        }

        /// <summary>
        /// 登出（对应 Java GET /api/base/logout：session.invalidate()）。
        /// </summary>
        [HttpGet("logout")]
        public async Task<IActionResult> Logout()
        {
            // 清除本地 Cookie 登录态
            await HttpContext.SignOutAsync(YhAuthDefaults.CookieScheme);

            if (HttpContext.Features.Get<ISessionFeature>() != null)
            {
                HttpContext.Session.Clear();
            }

            return Ok();
        }
    }
}