using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using CB.Entity;
using CB.Data;
using CB.Entity.Frequency;
using CB.Interface;
using CB.Data.Frequency;
using CB.Interface.Infrastructure;

namespace CB.TrendChart.LotteryTrendChart
{
    public class JLK3Trend
    {
        public static int Cid = 70;//Cid用于设置样式值

        /// <summary>
        /// 生成走势图，生成当前term数据及以后数据
        /// by JNswins 2015-06-10
        /// </summary>
        /// <param name="chartId">走势图ID</param>
        /// <param name="chartType">走势图类型</param>
        /// <param name="term">需要生成走势图期数</param>
        /// <param name="LotterySearchField">彩种开奖数据额外查询条件</param>
        /// <returns></returns>
        public static Tuple<bool, string> CreateTrendChart(int chartId, TrendChartType chartType, long term, LotterySearchField fields = null)
        {
            //获取走势图项及配置数据
            var trendChartItem = TrendChartItemService.ToListByChartId(chartId, chartType);
            if (null == trendChartItem || 0 >= trendChartItem.Count)
                return new Tuple<bool, string>(false, string.Format("未找到【ChartId={0}】走势图的项配置数据", chartId));

            int count = trendChartItem.Count;
            IList<IChartItem<K3Info_JiLin>> chartItem = new List<IChartItem<K3Info_JiLin>>(count);
            IList<ChartCssConfigInfo> cssConfig = new List<ChartCssConfigInfo>(count);
            foreach (var item in trendChartItem)
            {
                //实例化项类型
                chartItem.Add(TrendChartUtils.GetTrendChartInterface<K3Info_JiLin>(item.ClassName));
                //获取项CSS配置信息
                cssConfig.Add(ChartCssConfigService.Get(item.FuntionType, item.ChartCssId));
            }

            //各项初始化
            for (int i = 0; i < count; i++)
            {
                trendChartItem[i].Cid = Cid;
                chartItem[i].Init(cssConfig[i], trendChartItem[i]);
            }

            //大于等于term开奖数据
            IList<K3Info_JiLin> ListToEnd =K3JiLinService.GetListToEnd(term, fields);

            if (null == ListToEnd || 0 >= ListToEnd.Count)
                return new Tuple<bool, string>(false, "未找到有效开奖数据");

            int j = 0;
            TrendChartData entity = null;
            var ResultEntity = new TrendChartData
            {
                ChartId = chartId,
                Term = term,
                ChartType = chartType,
                LocalMiss = new string[count],
                LastMiss = new string[count],
                AllMaxMiss = new string[count],
                AllAvgMiss = new string[count],
                AllTimes = new string[count]
            };
            foreach (var currentData in ListToEnd)
            {
                //根据参数term期数获取近两期开奖信息TOP 2 [Term]<=term  ORDER BY [Term] DESC
                IList<K3Info_JiLin> list = K3JiLinService.ToListForTrend(currentData.Term, fields);

                K3Info_JiLin info = null;
                info = list[0];
                if (2 == list.Count)
                {
                    //取当前期数的上一期的走势图信息及遗漏数据
                    entity = ResultEntity;
                    if (0 == j)
                        entity =JLK3TrendChartDataService.GetTrendChartDataByTerm(chartId, chartType, list[1].Term);
                }

                bool yes = true;
                var sp = new StringBuilder(20000);
                sp.Append("<tr>");
                for (int i = 0; i < count; i++)
                {
                    //初始化遗漏数据(根据上期结果集计算_entity)
                    chartItem[i].MissDataInit(entity, i);
                    //计算项值及遗漏计算
                    yes = yes && chartItem[i].SetItemValue(info);
                    if (yes)
                    {
                        //结果集赋值
                        ResultEntity.LocalMiss[i] = chartItem[i].GetMissData(MissDataType.LocalMiss);
                        ResultEntity.LastMiss[i] = chartItem[i].GetMissData(MissDataType.LastMiss);
                        ResultEntity.AllMaxMiss[i] = chartItem[i].GetMissData(MissDataType.AllMaxMiss);
                        ResultEntity.AllAvgMiss[i] = chartItem[i].GetMissData(MissDataType.AllAvgMiss);
                        ResultEntity.AllTimes[i] = chartItem[i].GetMissData(MissDataType.AllTimes);

                        sp.Append(chartItem[i].GetFomartString("<td {0}>{1}</td>"));
                    }
                }
                sp.Append("</tr>");
                if (null != entity)
                    ResultEntity.RecordCount = entity.RecordCount + 1;
                else
                    ResultEntity.RecordCount = 1;

                ResultEntity.Term = currentData.Term;
                ResultEntity.HtmlData = sp.ToString();
                if (!yes)
                { return new Tuple<bool, string>(false, string.Format("无效开奖数据：数据生成截止期数为【term={0}】", ResultEntity.Term)); }
                yes = yes && DatabaseProvider.GetDbProvider<IJLK3TrendChartDataService>().Save(ResultEntity);
                if (!yes)
                { return new Tuple<bool, string>(false, string.Format("数据保存出错：数据保存截止期数为【term={0}】", ResultEntity.Term)); }
                j++;
            }
            return new Tuple<bool, string>(true, string.Format("正常生成完毕,截止期数为：Term={0}", ListToEnd[ListToEnd.Count - 1].Term));
        }
    }
}