using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Linq;
using System.Net.Http.Headers;
using System.Runtime.CompilerServices;
using System.Text;
using System.Threading.Tasks;
using AllBase;
using Work.CollectClass;

namespace Work.Api
{
    public class GetNewTaobaoUpId
    {
        public static Dictionary<long, IntKeyValues> PddToTb = new Dictionary<long, IntKeyValues>();
        public ShopChatBase Shop;
        public GetNewTaobaoUpId(ShopChatBase shop)
        {
            Shop = shop;
        }

        /// <summary>
        /// 获取最接近淘宝ID
        /// </summary>
        /// <param name="img">图片</param>
        /// <param name="min">最低价：分 加价之后</param>
        /// <param name="max">最高价：分 加价之后</param>
        /// <returns></returns>
        public long Get(long pid,long fromId, byte[] img, int min, int max,string berfoeTitle)
        {
            int minPrice;
            int maxPrice;
            if (PddToTb.ContainsKey(fromId) && PddToTb[fromId].Value1 > min)
            {
                var i = PddToTb[fromId];
                minPrice = i.Value1;
                maxPrice = i.Value2;
                Set(pid, i.Key, minPrice, maxPrice, i.Value3, 0);
                return i.Key;
            }
            string url = BaseClass.BuildObjString("taobao_id&act=get");
            url = BaseClass.LoginApiUrl + "?obj=pinbaobao/taobao_id&act=get";
            string data = UserLogin.GetSignaturex();
            data += "&pdd_id=" + fromId;
            string html = GetHtml.PostUtf8(url, data);
            if (!string.IsNullOrEmpty(html) && html.Contains("taobao_id"))
            {
                long tid = BaseRegex.GetLongJson(ref html, "taobao_id");
                minPrice = BaseRegex.GetIntJson(ref html, "min_price");
                maxPrice = BaseRegex.GetIntJson(ref html, "max_price");
                int express_price = BaseRegex.GetIntJson(ref html, "express_price");
                try
                {
                    PddToTb.Add(fromId, new IntKeyValues(tid, minPrice, maxPrice, express_price));
                }
                catch
                {
                }
                if (min < minPrice)
                {
                    Set(pid, tid, minPrice, maxPrice, express_price, 0);
                    return tid;
                }
            }
            if (img == null)
                goto EndError;

            url = "https://s.taobao.com/image";
            string refere = "https://www.taobao.com";
            var ks = new NameValueCollection();
            ks.Add("cross", "taobao");
            ks.Add("type", "iframe");
            html = GetPostTaobaoHtml.PostFileTaobao(url, refere, true, ks,img);
            string name = BaseRegex.GetStringJson(ref html, "name");
            string maxId = "";
            int minPricex = 0;
            if (!string.IsNullOrEmpty(name))
            {
                url =
                    "https://s.taobao.com/search?q=&imgfile=&commend=all&ssid=s5-e&search_type=item&sourceId=tb.index&spm=a21bo.2017.201856-taobao-item.2&ie=utf8&tfsid=" +
                    name + "&app=imgsearch";
                html = GetPostTaobaoHtml.GetUrl(url, refere, true, "");
                var m = BaseRegex.GetMatchRegex(ref html, @"\{""nid"":""([\d]+)"",[\w\W]+?,""view_price"":""([\d\.]+)""");
                for (int i = 0; m != null && i < m.Count && i < 8; i++)
                {
                    string id = m[i].Groups[1].Value;
                    int price = (int) (decimal.Parse(m[i].Groups[2].Value)*100);
                    if (price > minPricex)
                    {
                        minPricex = price;
                        maxId = id;
                    }
                }
            }
            if (string.IsNullOrEmpty(maxId))
            {
                int p1 = max/100, p2 = max/100*3 + 500;
                url = "https://s.taobao.com/search?q=" + GetHtml.UrlEncodeUtf8(berfoeTitle) +
                      "&imgfile=&js=1&style=grid&stats_click=search_radio_all%3A1&ie=utf8&filter=reserve_price%5B" + p1 +
                      "%2C" + p2 + "%5D";
                html = GetPostTaobaoHtml.GetUrl(url, refere, true, "");
                var m = BaseRegex.GetMatchRegex(ref html,
                    @"""nid"":""([\d]+)""[\w\W]*?""raw_title"":""([^""]+)""[\w\W]+?,""view_price"":""([\d\.]+)""");
                maxId = "";
                minPricex = 0;
                for (int i = 0; m != null && i < m.Count && i < 8; i++)
                {
                    string id = m[i].Groups[1].Value;
                    string title = m[i].Groups[2].Value;
                    int price = (int) (decimal.Parse(m[i].Groups[3].Value)*100);
                    if (price > minPricex && title.ToLower()==berfoeTitle.ToLower())
                    {
                        minPricex = price;
                        maxId = id;
                    }
                }
            }

            if (minPricex > min && !string.IsNullOrEmpty(maxId))
            {
                long tid = long.Parse(maxId);
                ProductCollectBase p = new ProductCollectBase();
                p.from_id = tid;
                TaobaoMobileCollect t =new TaobaoMobileCollect(p);
                t.NoContent = true;
                t.NoUpToServer = true;
                t.Get();
                minPrice = (int) (t.MinPrice*100);
                maxPrice = (int)(t.MaxPrice * 100);
                int express_price = (int) (p.express_price*100);
                url = BaseClass.BuildObjString("taobao_id&act=add");
                data = UserLogin.GetSignaturex();
                data += "&pdd_id=" + fromId;
                data += "&taobao_id=" + tid;
                data += "&min_price=" + minPrice;
                data += "&max_price=" + maxPrice;
                data += "&express_price=" + express_price;
                html = GetHtml.PostUtf8(url, data);
                try
                {
                    PddToTb.Add(fromId, new IntKeyValues(tid,minPrice,maxPrice, express_price));
                }
                catch
                {
                }
                Set(pid, tid, minPrice, maxPrice, express_price, 0);
                return tid;
            }

            EndError:
            long upid = Randomx.GetId(100000, 9999999) * (long)Randomx.GetId(10000, 99999);

            minPrice =(int)( min*0.93m);
            maxPrice = (int)(max * 0.93m);
            Set(pid,upid,minPrice,maxPrice,0,5);
            return upid;
        }


        public void Set(long pid,long tid, int beforePriceMin,int beforePriceMax,int express_price,int from_site_id)
        {
            var api = new PinduoduoApiGetProduct(Shop);
            string html = api.Relationx(pid, tid, beforePriceMin, beforePriceMax, express_price, from_site_id);
        }


    }

    public class IntKeyValues
    {
        public IntKeyValues(long k, int v1, int v2, int v3)
        {
            Key = k;
            Value1 = v1;
            Value2 = v2;
            Value3 = v3;
        }

        public long Key = 0;
        public int Value1 = 0;
        public int Value2 = 0;
        public int Value3 = 0;
    }
}