/// <summary>
/// Saves the import data.
/// </summary>
/// <param name="importZipCodes">The import zip codes.</param>
/// <exception cref="System.NotImplementedException"></exception>
public void SaveImportData(IEnumerable <Student> importStudent)
{
try
{
//先砍掉全部資料
//using (var db = new TutorEntities())
//{
// foreach (var item in db.Student.OrderBy(x => x.SID))
// {
// db.Student.Remove(item);
// }
// db.SaveChanges();
//}
//再把匯入的資料給存到資料庫
using (var db = new MoodleModel())
{
foreach (var item in importStudent)
{
db.Students.Add(item);
}
db.SaveChanges();
}
}
catch (Exception ex)
{
throw ex;
}
}
public CheckResult CheckImportData(string fileName, List <Student> importStudent)
{
var result = new CheckResult();
var targetFile = new FileInfo(fileName);
if (!targetFile.Exists)
{
result.ID = Guid.NewGuid();
result.Success = false;
result.ErrorCount = 0;
result.ErrorMessage = "匯入的資料檔案不存在";
return(result);
}
var excelFile = new ExcelQueryFactory(fileName);
//欄位對映
excelFile.AddMapping <Student>(x => x.SID, "SID");
excelFile.AddMapping <Student>(x => x.CID, "CID");
excelFile.AddMapping <Student>(x => x.SName, "SName");
excelFile.AddMapping <Student>(x => x.SPassword, "SPassword");
excelFile.AddMapping <Student>(x => x.Sex, "Sex");
excelFile.AddMapping <Student>(x => x.Stage, "Stage");
excelFile.AddMapping <Student>(x => x.Grade, "Grade");
//SheetName
var excelContent = excelFile.Worksheet <Student>("工作表1");
int errorCount = 0;
int rowIndex = 1;
var importErrorMessages = new List <string>();
//檢查資料
foreach (var row in excelContent)
{
var errorMessage = new StringBuilder();
var stu = new Student();
stu.SID = row.SID;
if (string.IsNullOrWhiteSpace(row.SID))
{
errorMessage.Append("學生學號 - 不可空白. ");
}
else
{
using (var db = new MoodleModel())
{
Student student = db.Students.Find(row.SID);
if (student != null)
{
errorMessage.Append("學生學號 - 已存在. ");
}
}
}
stu.SID = row.SID;
if (string.IsNullOrWhiteSpace(row.SName))
{
errorMessage.Append("學生姓名 - 不可空白. ");
}
stu.SName = row.SName;
if (string.IsNullOrWhiteSpace(row.SPassword))
{
errorMessage.Append("密碼 - 不可空白. ");
}
stu.SPassword = row.SPassword;
if (string.IsNullOrWhiteSpace(row.CID))
{
errorMessage.Append("課程編號 - 不可空白. ");
}
stu.CID = row.CID;
if (string.IsNullOrWhiteSpace(row.Sex))
{
errorMessage.Append("學生性別 - 不可空白. ");
}
stu.Sex = row.Sex;
if (string.IsNullOrWhiteSpace(row.Stage))
{
errorMessage.Append("教育階段 - 不可空白. ");
}
stu.Stage = row.Stage;
if (string.IsNullOrWhiteSpace(row.Grade))
{
errorMessage.Append("年級 - 不可空白. ");
}
stu.Grade = row.Grade;
//=============================================================================
if (errorMessage.Length > 0)
{
errorCount += 1;
importErrorMessages.Add(string.Format(
"第 {0} 列資料發現錯誤：{1}{2}",
rowIndex,
errorMessage,
"<br/>"));
}
importStudent.Add(stu);
rowIndex += 1;
}
try
{
result.ID = Guid.NewGuid();
result.Success = errorCount.Equals(0);
result.RowCount = importStudent.Count;
result.ErrorCount = errorCount;
string allErrorMessage = string.Empty;
foreach (var message in importErrorMessages)
{
allErrorMessage += message;
}
result.ErrorMessage = allErrorMessage;
return(result);
}
catch (Exception ex)
{
throw ex;
}
}
public HomeController()
{
db = new MoodleModel();
}
