using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace WxOrder.Framework.Helpers;

/// <summary>
/// Cookie对象模型
/// </summary>
public class CookieItem
{
	public string Name { get; set; }
	public string Value { get; set; }
	public string Domain { get; set; }
	public string Path { get; set; }
	public bool Secure { get; set; }
	public bool HttpOnly { get; set; }
	public DateTime? Expires { get; set; }
	public DateTime? Creation { get; set; }
	public DateTime? LastAccess { get; set; }
	public int SameSite { get; set; }
	public int Priority { get; set; }
}
/// <summary>
/// Cookie转换帮助类
/// </summary>
public static class CookieConvertHelper
{
	/// <summary>
	/// 将CookieItem列表转换为Cookie字符串
	/// </summary>
	/// <param name="cookieItems">Cookie对象列表</param>
	/// <returns>Cookie字符串，格式：name1=value1; name2=value2</returns>
	public static string ToCookieString(List<CookieItem> cookieItems)
	{
		if (cookieItems == null || cookieItems.Count == 0)
			return string.Empty;

		var builder = new StringBuilder();
		for (int i = 0; i < cookieItems.Count; i++)
		{
			var item = cookieItems[i];
			if (!string.IsNullOrEmpty(item.Name) && item.Value != null)
			{
				builder.Append($"{item.Name}={item.Value}");
				if (i < cookieItems.Count - 1)
					builder.Append("; ");
			}
		}
		return builder.ToString();
	}

	/// <summary>
	/// 将单个CookieItem转换为Cookie字符串
	/// </summary>
	/// <param name="cookieItem">Cookie对象</param>
	/// <returns>Cookie字符串，格式：name=value</returns>
	public static string ToCookieString(CookieItem cookieItem)
	{
		if (cookieItem == null || string.IsNullOrEmpty(cookieItem.Name))
			return string.Empty;

		return $"{cookieItem.Name}={cookieItem.Value}";
	}

	/// <summary>
	/// 将CookieItem列表转换为字典
	/// </summary>
	/// <param name="cookieItems">Cookie对象列表</param>
	/// <returns>Cookie字典</returns>
	public static Dictionary<string, string> ToDictionary(List<CookieItem> cookieItems)
	{
		var dict = new Dictionary<string, string>();
		if (cookieItems == null || cookieItems.Count == 0)
			return dict;

		foreach (var item in cookieItems)
		{
			if (!string.IsNullOrEmpty(item.Name) && !dict.ContainsKey(item.Name))
			{
				dict.Add(item.Name, item.Value);
			}
		}
		return dict;
	}

	/// <summary>
	/// 将CookieItem列表转换为System.Net.CookieCollection
	/// </summary>
	/// <param name="cookieItems">Cookie对象列表</param>
	/// <param name="domain">域名</param>
	/// <returns>CookieCollection</returns>
	public static System.Net.CookieCollection ToCookieCollection(List<CookieItem> cookieItems, string domain = "mobile.yangkeduo.com")
	{
		var cookieCollection = new System.Net.CookieCollection();
		if (cookieItems == null || cookieItems.Count == 0)
			return cookieCollection;

		foreach (var item in cookieItems)
		{
			if (string.IsNullOrEmpty(item.Name))
				continue;

			var cookie = new System.Net.Cookie
			{
				Name = item.Name,
				Value = item.Value ?? string.Empty,
				Domain = string.IsNullOrEmpty(item.Domain) ? domain : item.Domain,
				Path = string.IsNullOrEmpty(item.Path) ? "/" : item.Path,
				Secure = item.Secure,
				HttpOnly = item.HttpOnly,
				Expires = item.Expires ?? DateTime.MinValue
			};
			cookieCollection.Add(cookie);
		}
		return cookieCollection;
	}

	/// <summary>
	/// 从JSON数组字符串转换为Cookie字符串
	/// </summary>
	/// <param name="jsonArray">JSON数组字符串</param>
	/// <returns>Cookie字符串</returns>
	public static string FromJsonToCookieString(string cookie)
	{
		try
		{
			var cookieItems = Newtonsoft.Json.JsonConvert.DeserializeObject<List<CookieItem>>(cookie);
			return ToCookieString(cookieItems);
		}
		catch
		{
			return string.Empty;
		}
	}

	/// <summary>
	/// 从JSON数组字符串转换为字典
	/// </summary>
	/// <param name="jsonArray">JSON数组字符串</param>
	/// <returns>Cookie字典</returns>
	public static Dictionary<string, string> FromJsonToDictionary(string jsonArray)
	{
		try
		{
			var cookieItems = Newtonsoft.Json.JsonConvert.DeserializeObject<List<CookieItem>>(jsonArray);
			return ToDictionary(cookieItems);
		}
		catch
		{
			return new Dictionary<string, string>();
		}
	}
}