public ActionResult Import(Models.TeacherDept.Import vm)
{
if (ModelState.IsValid)
{
using (var db = new XkSystem.Models.DbContext())
{
#region 文件
var file = Request.Files[nameof(vm.UploadFile)];
var fileSave = System.IO.Path.GetTempFileName();
file.SaveAs(fileSave);
if (Code.Common.GetFileType(file.FileName) != Code.FileType.Excel)
{
ModelState.AddModelError("", "上传的文件不是正确的EXCLE文件!");
return(View(vm));
}
var dt = Code.NpoiHelper.ExcelToDataTable(fileSave, System.IO.Path.GetExtension(file.FileName), string.Empty);
if (dt == null)
{
ModelState.AddModelError("", "无法读取上传的文件，请检查文件格式是否正确!");
return(View(vm));
}
var tbList = new List <string>()
{
"部门名称", "上级部门"
};
var Text = string.Empty;
foreach (var a in tbList)
{
if (dt.Columns.Contains(a.ToString()) == false)
{
Text += a + ",";
}
}
if (string.IsNullOrEmpty(Text) == false)
{
ModelState.AddModelError("", "上传的EXCEL内容与预期不一致，缺少对应的字段：" + Text);
return(View(vm));
}
foreach (System.Data.DataRow dr in dt.Rows)
{
var dtoTemp = new Dto.TeacherDept.Import()
{
DeptName = dr["部门名称"].ConvertToString(),
ParentDeptName = dr["上级部门"].ConvertToString()
};
if (vm.ImportList.Where(d => d.DeptName == dtoTemp.DeptName && d.ParentDeptName == dtoTemp.ParentDeptName).Any() == false)
{
vm.ImportList.Add(dtoTemp);
}
}
vm.ImportList.RemoveAll(d =>
string.IsNullOrEmpty(d.DeptName) &&
string.IsNullOrEmpty(d.ParentDeptName));
if (vm.ImportList.Count == 0)
{
ModelState.AddModelError("", "未读取到任何有效数据!");
return(View(vm));
}
#endregion
#region 验证数据
var teacherDeptList = db.Table <Teacher.Entity.tbTeacherDept>().ToList();
foreach (var item in vm.ImportList)
{
if (string.IsNullOrEmpty(item.DeptName))
{
item.Error += "部门名称不能为空!";
}
if (!string.IsNullOrWhiteSpace(item.ParentDeptName))
{
if (vm.IsCover)
{
if (vm.ImportList.Where(d => d.DeptName == item.ParentDeptName).Any() == false)
{
item.Error += "上级部门不存在!";
}
if (vm.ImportList.Where(d => d.DeptName == item.ParentDeptName).Count() > 1)
{
item.Error += "存在多个相同的上级部门!";
}
}
else
{
if (vm.ImportList.Where(d => d.DeptName == item.ParentDeptName).Any() == false &&
teacherDeptList.Where(d => d.TeacherDeptName == item.ParentDeptName).Any() == false)
{
item.Error += "上级部门不存在!";
}
if (vm.ImportList.Where(d => d.DeptName == item.ParentDeptName).Count()
+ teacherDeptList.Where(d => d.TeacherDeptName == item.ParentDeptName).Count() > 1)
{
item.Error += "存在多个相同的上级部门!";
}
}
}
}
if (vm.ImportList.Where(d => string.IsNullOrEmpty(d.Error) == false).Count() > 0)
{
vm.ImportList.RemoveAll(d => string.IsNullOrEmpty(d.Error));
return(View(vm));
}
#endregion
#region 保存数据
if (vm.IsCover)
{
foreach (var v in teacherDeptList)
{
v.IsDeleted = true;
}
}
var tbTeacherDeptList = new List <Teacher.Entity.tbTeacherDept>();
foreach (var v in vm.ImportList)
{
var teacherDept = new Teacher.Entity.tbTeacherDept()
{
TeacherDeptName = v.DeptName,
UpdateTime = DateTime.Now
};
if (!string.IsNullOrWhiteSpace(v.ParentDeptName))
{
if (tbTeacherDeptList.Where(d => d.TeacherDeptName == v.ParentDeptName).Any())
{
teacherDept.tbTeacherDeptParent = tbTeacherDeptList.Where(d => d.TeacherDeptName == v.ParentDeptName).FirstOrDefault();
}
else
{
teacherDept.tbTeacherDeptParent = teacherDeptList.Where(d => d.TeacherDeptName == v.ParentDeptName).FirstOrDefault();
}
}
tbTeacherDeptList.Add(teacherDept);
}
db.Set <Teacher.Entity.tbTeacherDept>().AddRange(tbTeacherDeptList);
if (db.SaveChanges() > 0)
{
vm.ImportList.RemoveAll(d => string.IsNullOrEmpty(d.Error));
XkSystem.Areas.Sys.Controllers.SysUserLogController.Insert("导入教师部门");
vm.Status = true;
}
#endregion
}
}
return(View(vm));
}
public ActionResult Import()
{
var vm = new Models.TeacherDept.Import();
return(View(vm));
}
