using Microsoft.AspNetCore.Mvc;

namespace HttpClientStudy.WebApp.Controllers
{
    /// <summary>
    /// 普通(简单) 控制器
    /// </summary>
    [Route("api/[controller]/[action]")]
    [ApiController]
    public class CookieController : ControllerBase
    {
        private ILogger<CookieController> _logger;
        private AccountService _accountService;

        /// <summary>
        /// 构造
        /// </summary>
        public CookieController(ILogger<CookieController> logger, AccountService accountService)
        {
            _logger = logger;
            _accountService = accountService;
        }


        /// <summary>
        /// 获取请求中的Cookie
        /// </summary>
        /// <returns></returns>
        [HttpGet]
        public IActionResult GetRequestCookie()
        {
            var cookies = Request.Cookies;
            if (cookies == null || cookies.Count == 0)
            {
                return Ok(BaseResultUtil.Success("", "没有Cookie"));
            }


            var result = BaseResultUtil.Success(cookies);

            return Ok(result);
        }

        /// <summary>
        /// 设置响应中的Cookie
        /// </summary>
        /// <returns></returns>
        [HttpGet]
        public IActionResult GetResponseCookie()
        {
            //Cookie选项
            var cookieOptions = new CookieOptions
            {
                // 设置过期时间（如1天后过期）
                Expires = DateTimeOffset.Now.AddDays(1),

                // 设置Cookie路径
                Path = "/",

                // 设置HttpOnly（防止XSS攻击）
                HttpOnly = false,

                // 设置Secure（仅HTTPS传输）
                Secure = false,

                // 设置SameSite策略
                SameSite = SameSiteMode.Unspecified
            };


            var cookieData = new KeyValuePair<string, string>[] 
            {
                new KeyValuePair<string, string>("ProjectName","WebApp"),
                new KeyValuePair<string, string>("Version","Dotnet9"),
            };


            HttpContext.Response.Cookies.Append(cookieData, cookieOptions);


            var result = BaseResultUtil.Success("响应头中已设置Cookie");

            return Ok(result);
        }

        /// <summary>
        /// 设置Cookie
        /// </summary>
        /// <returns></returns>
        [HttpGet]
        public IActionResult SetResponseCookie(string cookieName, string cookieValue)
        {
            Response.Headers.TryAdd("Cookie", $"{cookieName}={cookieValue ?? string.Empty}");

            var result = BaseResultUtil.Success($"响应头{cookieName}中已设置Cookie值{cookieValue}");

            return Ok(result);
        }

        /// <summary>
        /// 检测Cookie
        /// </summary>
        /// <returns></returns>
        [HttpGet]
        public IActionResult CheckCookie(string? cookieName)
        {
            var cookies = Request.Cookies;

            if (cookies == null || cookies.Count == 0)
            {
                return Ok(BaseResultUtil.Success("", "没有Cookie"));
            }

            if (string.IsNullOrWhiteSpace(cookieName))
            {

                var allCookie = BaseResultUtil.Success(cookies, "返回所有Cookie");

                return Ok(allCookie);
            }

            KeyValuePair<string, string> findCookie = cookies.FirstOrDefault(c => c.Key == cookieName);
            if (findCookie.Key == null)
            {
                return Ok(BaseResultUtil.Success($"请求头中没有找到名为{cookieName}的Cookie", $"没找到Cookie"));
            }
            else
            {
                return Ok(BaseResultUtil.Success($"请求头中名为{findCookie.Key}的Cookie,其值为{findCookie.Value}", $"找到Cookie"));
            }
        }
    }
}