using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;
using AllBase;
using Work.Api;
using Work.ManageClass;

namespace Work.CollectClass
{
    public class BigDataBuild
    {
        public static Dictionary<string, int> Keywords = new Dictionary<string, int>();
        public List<string> NoKeyword = new List<string>();
        public static List<TaobaoProductBase> Product = new List<TaobaoProductBase>();
        public static List<TaobaoProductBase> ProductTemp = new List<TaobaoProductBase>();
        public static bool Running = false, AutoAdd = false, OnlyFree = false,BuildAutoAdd=false;
        public static int BeginPrice = 0, EndPrice = 0, BeginSaleCount = 0, EndSaleCount = 0, GetCount = 0, MaxCount = 0, ThisCount = 0;
        public int SiteId = 1;
        public string Name;
        public static string SearchUrl = "", MainCatName = "";
        public BigDataBuild(string name)
        {
            if (Keywords.Count == 0)
                IniKeyword();
            Name = name;
        }

        public void Get(int siteId, string noKeyword)
        {
            NoKeyword.Clear();
            string[] l = noKeyword.Split('\n');
            foreach (var s in l)
            {
                string ss = s.Trim();
                if (string.IsNullOrEmpty(s))
                    continue;
                NoKeyword.Add(ss);
            }
            SiteId = siteId;
            new Thread(Get).Start();
        }

        public string GetRandTitle(string title)
        {
            var m = BaseRegex.GetMatchRegex(ref title, @"(【[\w\W]+?】)");
            string before = "";
            for (int i = 0; i < m.Count; i++)
            {
                before += m[i].Groups[1].Value;
                title = title.Replace(m[i].Groups[1].Value, "");
            }
            if (string.IsNullOrEmpty(title))
                return "";
            List<string> keyx = new Segment().Get(title);
            string newTitle = "",left = title+" ";
            foreach (string s in keyx)
            {
                newTitle += s;
                for (int i = 0; i < left.Length - s.Length; i++)
                {
                    string key = left.Substring(i, s.Length);
                    if (key == s)
                    {
                        if (i > 0)
                            left = left.Substring(0, i) + " " + left.Substring(i + s.Length);
                        else
                            left = left.Substring(s.Length);
                        break;
                    }
                }
            }
            return before+newTitle + left.Replace(" ","");
        }

        public void Get()
        {
            int mainCatId = BaseClass.MainCatId;
            foreach (KeyValuesBase key in FromTitleToCat.MainCat)
            {
                if (key.Value2 == MainCatName)
                    mainCatId = int.Parse(key.Key);
            }

            string url = BaseClass.LoginApiUrl + "?obj=product/product&act=get";
            StringBuilder s = new StringBuilder();
            //s.Append("&act=get");
            s.Append("&begin_price=" + BeginPrice);
            s.Append("&end_price=" + EndPrice);
            s.Append("&begin_sale_count=" + BeginSaleCount);
            s.Append("&end_sale_count=" + EndSaleCount);
            s.Append("&get_count=" + GetCount);
            s.Append("&site_id=" + SiteId);
            s.Append("&main_cat_id=" + mainCatId);
            string html = GetHtml.PostUtf8(url, UserLogin.GetSignaturex() + s);
            var m = BaseRegex.GetMatchRegex(ref html, @"<product ([^>]+?)>");
            for (int i = 0; m != null && i < m.Count; i++)
            {
                string list = m[i].Groups[0].Value;
                int siteId = BaseRegex.GetIntJson(ref list, "site_id");
                TaobaoProductBase t = new TaobaoProductBase();
                t.FromId = BaseRegex.GetLongJson(ref list, "product_id");
                t.Titlte = BaseRegex.GetStringJson(ref list, "name").Replace("2017","2018");
                bool had = false;
                foreach (string k in NoKeyword)
                {
                    if (t.Titlte.Contains(k))
                    {
                        had = true;
                        break;
                    }
                }
                if (had)
                    continue;
                t.FromType = siteId == 1 ? "淘宝" : "拼多多";
                t.Cat1 = BaseRegex.GetIntJson(ref list, "cat1");
                if (t.Cat1 == 194)
                    continue;
                decimal free = BaseRegex.GetDecimalJson(ref list, "express_price");
                if (OnlyFree && free > 0)
                    continue;
                t.Cat2 = BaseRegex.GetIntJson(ref list, "cat2");
                t.Cat3 = BaseRegex.GetIntJson(ref list, "cat3");
                t.MainCatId = BaseRegex.GetIntJson(ref list, "main_cid");
                t.Price = BaseRegex.GetDecimalJson(ref list, "price");
                t.SaleCount = BaseRegex.GetIntJson(ref list, "sold_count");
                had = Product.Exists(p => p != null && p.FromId == t.FromId);
                if (!had)
                {
                    Product.Add(t);
                    ProductTemp.Add(t);
                }
            }
        }

        public void BuildTitle()
        {
            Running = true;
            MaxCount = Product.Count;
            for (int i = 0; i < Product.Count && Running; i++)
            {
                ThisCount = i + 1;
                var p = Product[i];
                if (p == null || p.Build)
                    continue;
                string title = p.Titlte;
                string mainKey = GetMainKeywords(title);
                if (string.IsNullOrEmpty(mainKey))
                {
                    LogSave.Add(Name, "没有找到主关键词");
                    continue;
                }
                string newTitle = GetAllTitle(mainKey);
                if (string.IsNullOrEmpty(newTitle) && mainKey.Split(' ').Length==4)
                {
                    newTitle = GetAllTitle(mainKey.Substring(0,mainKey.LastIndexOf(" ")));
                }
                if (string.IsNullOrEmpty(newTitle))
                {
                    LogSave.Add(Name, "生成标题失败：" + mainKey);
                    continue;
                }
                p.Build = true;
                p.Titlte = newTitle;
                LogSave.Add(Name, "生成标题成功：" + p.Titlte);
                BigDataCenter.ProductTemp.Add(p);
                if (BuildAutoAdd)
                {
                    if (p.FromType == "内部数据")
                        p.FromType = "拼多多";
                    UploadPinduoduoMain.ProductStock.Add(p);
                    UploadPinduoduoMain.AddToDataBase(p);
                }
            }
            ThisCount = MaxCount;
            Running = false;
        }
        /// <summary>
        /// 以关键词和指数获取标题
        /// </summary>
        /// <param name="keyword"></param>
        /// <returns></returns>
        public string GetIndexKeywordTitle(string keyword)
        {
            return "";
        }
        /// <summary>
        /// 以关键词获取标题
        /// </summary>
        /// <param name="keyword"></param>
        /// <returns></returns>
        public string GetAllTitle(string keyword)
        {
            if (string.IsNullOrEmpty(keyword) || !keyword.Contains(" "))
                return "";
            Thread.Sleep(500);
            string url = "http://t.qimake.cn/api.php?keyword=" + GetHtml.UrlEncodeUtf8(keyword);
            string data = UserLogin.GetSignaturex() ;
            string html = GetHtml.PostUtf8(url, data);
            html = GetHtml.Decode(html).Replace("\\/", "/");

            //var m = BaseRegex.GetMatchRegex(ref html, @"""title"":""([^""]+?)""");
            string titles = "";
            string[] tl = html.Split('\n');
            foreach (var ti in tl)
            {
                string title = ti.Replace("2017", "2019").Replace("2018", "2019");
                title = BaseRegex.Clear(title, "(【[^】]+】)");
                title = BaseRegex.Clear(title, @"(买[\d]+发[\d]+)");
                title = BaseRegex.Clear(title, @"(满[\d]+减[\d]+)");
                if (titles.Contains(title) || title.Length < 4)
                    continue;
                if (title.Length > 60)
                    title = title.Substring(0, 60);
                titles += title.Substring(4);
            }
            //for (int j = 0; m != null && j < m.Count; j++)
            //{
            //    string title = m[j].Groups[1].Value;
            //    if (titles.Contains(title) || title.Length < 4)
            //        continue;
            //    titles += title.Substring(4);
            //}
            BaseRegex.Relpace(ref titles, "([0-9a-zA-Z-_:&;/])", "");
            List<string> keyx = new Segment().Get(titles);
            List<string> key = new List<string>();
            string noKey = ",正品,限量,代购,限时,厂家,天猫,微信,京东,淘宝,韩国,日本,美国,正版,真品,真皮,,,";
            for (int i = 0; keyx != null && i < keyx.Count; i++)
            {
                if (key.Contains(keyx[i]) || noKey.Contains(keyx[i]) || keyx[i].Contains("正") || keyx[i].Contains("真")
                    || AlibabaShop.TitleCantHad.Contains(keyx[i]) || AlibabaShop.NoBrandName.Contains(keyx[i]) || AlibabaShop.NoTitleWords.Contains(keyx[i]))
                    continue;
                key.Add(keyx[i]);
            }
            if (key.Count < 30)
                return "";
            string[] l = keyword.Split(' ');
            for (int i = 0; i < l.Length; i++)
            {
                if (AlibabaShop.NoTitleWords.Contains(l[i]) || AlibabaShop.NoBrandName.Contains(l[i]) ||
                    AlibabaShop.TitleCantHad.Contains(l[i]))
                    l[i] = "";
            }
            string newTitle = l[0];
            int times = 0;
            while (newTitle.Length < 8 && times < 1000)
            {
                times++;
                int r = new Random(Guid.NewGuid().GetHashCode()).Next(key.Count);
                if (newTitle.Contains(key[r]))
                    continue;
                newTitle += key[r];
            }
            if (l.Length > 1)
                newTitle += l[1];
            times = 0;
            while (newTitle.Length < 16 && times < 1000)
            {
                times++;
                int r = new Random(Guid.NewGuid().GetHashCode()).Next(key.Count);
                if (newTitle.Contains(key[r]))
                    continue;
                newTitle += key[r];
            }
            if (l.Length > 2)
                newTitle += l[2];
            while (newTitle.Length < 22 && times < 1000)
            {
                times++;
                int r = new Random(Guid.NewGuid().GetHashCode()).Next(key.Count);
                if (newTitle.Contains(key[r]))
                    continue;
                newTitle += key[r];
            }
            if (l.Length > 3)
                newTitle += l[3];
            times = 0;
            while (BaseClass.GetCharLength(newTitle) < CollectKeywordByTaobao.MaxTitleLen * 2 - 2 && times < 1000)
            {
                times++;
                int r = new Random(Guid.NewGuid().GetHashCode()).Next(key.Count);
                if (newTitle.Contains(key[r]))
                    continue;
                newTitle += key[r];
            }
            //超强过滤
            for (int i = 0; i < AlibabaShop.NoBrandName.Count; i++)
            {
                if (newTitle.Contains(AlibabaShop.NoBrandName[i]))
                    newTitle = newTitle.Replace(AlibabaShop.NoBrandName[i], "");
            }
            while (BaseClass.GetCharLength(newTitle) < CollectKeywordByTaobao.MaxTitleLen * 2 - 2 && times < 1000)
            {
                times++;
                int r = new Random(Guid.NewGuid().GetHashCode()).Next(key.Count);
                if (newTitle.Contains(key[r]))
                    continue;
                newTitle += key[r];
            }
            return newTitle;
        }

        public string GetMainKeywords(string title)
        {
            if (string.IsNullOrEmpty(title))
                return "";
            BaseRegex.Relpace(ref title, "([0-9a-zA-Z-_:&;/])", "");
            title = title.Replace(" ", "").Replace("新款", "").Replace("包邮", "").Replace("正品", "").Replace("韩版", "")
                .Replace("可爱", "").Replace("卡通", "").Replace("时尚", "").Replace("新品", "").Replace("特价", "").Replace("热销", "").Trim();
            if (title.Length < 8)
                return "";
            Dictionary<string, int> keys = new Dictionary<string, int>();
            for (int i = 2; i < title.Length; i++)
            {
                for (int j = 0; j < title.Length - i; j++)
                {
                    string key = title.Substring(j, i).Trim();
                    if (string.IsNullOrEmpty(key) || keys.ContainsKey(key))
                        continue;
                    if (Keywords.ContainsKey(key))
                        keys.Add(key, Keywords[key] * 5 ^ (key.Length - 2));
                }
            }
            string outKey = "";
            if (keys.Count < 4)
            {
                List<string> keyx = new Segment().Get(title);
                for (int i = 0; i < keyx.Count&& keys.Count<4; i++)
                {
                    if(keys.ContainsKey(keyx[i]))
                        continue;
                    keys.Add(keyx[i],1);
                }
            }
            if (keys.Count < 5)
            {
                foreach (KeyValuePair<string, int> key in keys)
                {
                    outKey += " " + key.Key;
                }
                return outKey.Trim();
            }
            string key1 = "", key2 = "", key3 = "", key4 = "";
            int count1 = 0, count2 = 0, count3 = 0, count4 = 0;
            foreach (KeyValuePair<string, int> key in keys)
            {
                if (count1 < key.Value)
                {
                    count1 = key.Value;
                    key1 = key.Key;
                }
                else if (count2 < key.Value)
                {
                    count2 = key.Value;
                    key2 = key.Key;
                }
                else if (count3 < key.Value)
                {
                    count3 = key.Value;
                    key3 = key.Key;
                }
                else if (count4 < key.Value)
                {
                    count4 = key.Value;
                    key4 = key.Key;
                }
            }
            outKey = key1 + " " + key2 + " " + key3 + " " + key4;
            return outKey.Trim();
        }

        public void Ini()
        {
            //string fileName = "lbigdata.dll";
            //if (!FileBase.Exists(fileName))
            //{
            //    GetHtml.DownloadFile("http://dl.qixiaoke.com/lbigdata.html", fileName);
            //}
            //string[] l = FileBase.ReadAllLines(fileName, Encoding.UTF8);
            //if (l == null || l.Length < 300000)
            //{
            //    GetHtml.DownloadFile("http://dl.qixiaoke.com/lbigdata.html", fileName);
            //    l = FileBase.ReadAllLines(fileName, Encoding.UTF8);
            //}
            //if (l == null || l.Length < 300000)
            //{
            //    MessageBox.Show("初始化大数据异常，请检查网络", "提示");
            //    return;
            //}
        }

        public void IniKeyword()
        {
            string[] l = "防狼,辣椒水,迷情,刀,枪,听话,催泪,瓦斯".Split(',');
            for (int i = 0; i < l.Length; i++)
            {
                if (string.IsNullOrEmpty(l[i]))
                    continue;
                NoKeyword.Add(l[i].Trim());
            }

            ////string fileName = "lbigdata.dll";
            //string fileName = "Segment.dll";
            //l = FileBase.ReadAllLines(fileName, Encoding.UTF8);
            //if (l == null || l.Length < 300000)
            //{
            //    MessageBox.Show("初始化大数据失败，请重新打开软件", "提示");
            //    return;
            //}
            //for (int i = 0; i < l.Length; i++)
            //{
            //    if (string.IsNullOrEmpty(l[i]) || !l[i].Contains("\t"))
            //        continue;
            //    string[] ll = l[i].Split('\t');
            //    string keyword = ll[0].Replace(" ", "");
            //    int rank = int.Parse(ll[1]);
            //    if (!Keywords.ContainsKey(keyword))
            //        Keywords.Add(keyword, rank);
            //}
        }
        /// <summary>
        /// 删除下架产品
        /// </summary>
        /// <param name="id">产品ID</param>
        /// <param name="site">网站ID</param>
        public static void Delete(long id, int site)
        {
            //string url = BaseClass.BigDataApiUrl + "?obj=product/product";
            //string data = "&act=delete&site_id=" + site + "&id=" + id;
            //string html = GetHtml.PostUtf8(url, UserLogin.GetSignaturex() + data);
        }
    }
}