public void TestMethod1()
{
using (var dao = new TrendDbContext())
{
dao.Set <MarkSixRecord>().Add(new MarkSixRecord {
Times = "2017004", FirstNum = 12, AwardingDate = DateTime.Now
});
dao.SaveChanges();
}
}
public void RemoveSpecifiedLocation(params long[] ids)
{
using (var dao = new TrendDbContext())
{
foreach (var id in ids)
{
var record = dao.Set <MarkSixSpecifiedLocationPurchase>().FirstOrDefault(m => m.Id == id);
if (record == null)
{
throw new Exception(string.Format("错误，购买记录不存在！(Id:{0})", id));
}
dao.Entry(record).State = EntityState.Deleted;
}
dao.SaveChanges();
}
}
public void SaveSpecifiedLocation(MarkSixSpecifiedLocationPurchase dto)
{
if (string.IsNullOrWhiteSpace(dto.Times))
{
throw new Exception("错误，期次不能为空");
}
if (string.IsNullOrWhiteSpace(dto.PurchaseList))
{
throw new Exception("错误，购买清单不能为空");
}
if (dto.Location > 7 || dto.Location < 1)
{
throw new Exception("错误，购买的指定位置必须为1-7！");
}
if (dto.Odds <= 0)
{
throw new Exception("错误，赔率不能小于等于0！");
}
using (var dao = new TrendDbContext())
{
if (dto.Id > 0)
{
var purchase = dao.Set <MarkSixSpecifiedLocationPurchase>().FirstOrDefault(m => m.Id == dto.Id);
if (purchase == null)
{
throw new Exception(string.Format("错误，购买记录不存在！（Id:{0}）", dto.Id));
}
purchase.Times = dto.Times;
purchase.PurchaseList = dto.PurchaseList;
purchase.Odds = dto.Odds;
purchase.Location = dto.Location;
purchase.PurchaseAmount = dto.PurchaseAmount;
purchase.OnModified = DateTime.Now;
}
else
{
dto.OnCreated = dto.OnModified = DateTime.Now;
dao.Set <MarkSixSpecifiedLocationPurchase>().Add(dto);
}
dao.SaveChanges();
}
}
/// <summary>
/// 导入
/// </summary>
public int Import(string fileName)
{
//数组列表
var records = new List <MarkSixRecord>();
using (var stream = new FileStream(fileName, FileMode.Open))
using (var package = new ExcelPackage(stream))
{
var workbook = package.Workbook;
for (int i = 1, len = workbook.Worksheets.Count; i <= len; i++)
{
//当前序号工作表
var sht = workbook.Worksheets[i];
var startRow = sht.Dimension.Start.Row;
var endRow = sht.Dimension.End.Row;
var startColumn = sht.Dimension.Start.Column;
var endColumn = sht.Dimension.End.Column;
var cell = sht.Cells[startRow, startColumn, endRow, endColumn].FirstOrDefault(c => c.Text == "序号");
//查找最后一个"序号"单元格
if (cell == null)
{
throw new Exception("工作表" + sht.Name + ",没有第一个单元格为‘序号’的结束行！");
}
//记录日期
DateTime recordDate;
if (sht.Cells[2, 2].Value == null)
{
throw new Exception("工作表" + sht.Name + ",第二行记录日期为空！");
}
if (!DateTime.TryParse(sht.Cells[2, 2].Value.ToString(), out recordDate))
{
throw new Exception("工作表" + sht.Name + ",第二行记录日期格式错误！");
}
//遍历所有行
for (var r = 2; r < endRow; r++)
{
try
{
//声明记录对象
var record = new MarkSixRecord();
//开奖日期
record.AwardingDate = DateTime.Parse(sht.Cells[r, 2].Value.ToString());
//记录期次
var strTimes = sht.Cells[r, 3].Value.ToString();
//期次必须为4位年3位期次
if (strTimes != recordDate.Year + (r - 1).ToString("000"))
{
throw new Exception("工作表" + sht.Name + ",第" + r + "行期次错误！" + "必须为4位年3位连续的期次。");
}
//写入数据到记录对象
record.Times = strTimes;
record.TimesValue = int.Parse(strTimes);
record.FirstNum = byte.Parse(sht.Cells[r, 4].Value.ToString());
record.SecondNum = byte.Parse(sht.Cells[r, 5].Value.ToString());
record.ThirdNum = byte.Parse(sht.Cells[r, 6].Value.ToString());
record.FourthNum = byte.Parse(sht.Cells[r, 7].Value.ToString());
record.FifthNum = byte.Parse(sht.Cells[r, 8].Value.ToString());
record.SixthNum = byte.Parse(sht.Cells[r, 9].Value.ToString());
record.SeventhNum = byte.Parse(sht.Cells[r, 10].Value.ToString());
//添加到列表
records.Add(record);
}
catch (Exception ex)
{
throw new Exception("工作表" + sht.Name + ",第" + r + "行格式错误！" + ex.Message);
}
}
}
}
if (records.Count > 0)
{
RecordCount = records.Count;
OnBeforeImportEvent(null);
using (var dao = new TrendDbContext())
{
//var timeses = records.Select(r => r.StartTimes).ToList();
//var originalRecords = dao.Set<MarkSixRecord>().Where(m => timeses.Any(times => times == m.StartTimes));
//dao.Set<MarkSixRecord>().RemoveRange(originalRecords);
//dao.Set<MarkSixRecord>().AddRange(records);
foreach (var record in records)
{
//记录已导入数量
ImportedCount++;
//处理正在导入事件
OnImportingEvent(null);
if (IsStopImporting)
{
return(0);
}
var originalRecord = dao.Set <MarkSixRecord>().FirstOrDefault(m => m.Times == record.Times);
if (originalRecord != null)
{
originalRecord.AwardingDate = record.AwardingDate;
originalRecord.FirstNum = record.FirstNum;
originalRecord.SecondNum = record.SecondNum;
originalRecord.ThirdNum = record.ThirdNum;
originalRecord.FourthNum = record.FourthNum;
originalRecord.FifthNum = record.FifthNum;
originalRecord.SixthNum = record.SixthNum;
originalRecord.SeventhNum = record.SeventhNum;
dao.Entry(originalRecord).State = EntityState.Modified;
}
else
{
dao.Set <MarkSixRecord>().Add(record);
}
}
dao.SaveChanges();
}
}
return(records.Count());
}