public ActionResult Edit(Guid? Id)
{
DocumentModel model = null;
if(Id.HasValue) //用户单击某个文档的编辑界面
{
var d = DocumentHelper.Get(Id.Value);
if(d != null)
{
CreateWorkflowIfNotExists(Id.Value);
var h = DocumentHelper.GetHistory(Id.Value);
model = new DocumentModel()
{
Id = d.Id,
AuthorId = d.AuthorId,
AuthorName = d.Employee1.Name,
Comment = d.Comment,
EmloyeeControlerId = d.EmloyeeControlerId,
EmloyeeControlerName =
d.EmloyeeControlerId.HasValue ? d.Employee.Name : string.Empty,
Name = d.Name,
Number = d.Number,
StateName = d.State,
Sum = d.Sum,
Commands = GetCommands(Id.Value),
AvailiableStates = GetStates(Id.Value),
HistoryModel = new DocumentHistoryModel{Items = h} // 关联文档流转历史记录
};
}
}
else //新建文档的用户界面
{
Guid userId = CurrentUserSettings.GetCurrentUser();
model = new DocumentModel()
{
AuthorId = userId,
AuthorName = EmployeeHelper.GetNameById(userId),
StateName = "Draft",
Commands = new Dictionary<string, string>{},
AvailiableStates = new Dictionary<string, string>()
};
}
return View(model);
}
private void ExecuteCommand(Guid id, string commandName, DocumentModel document)
{
var currentUser = CurrentUserSettings.GetCurrentUser().ToString("N");
if (commandName.Equals("SetState", StringComparison.InvariantCultureIgnoreCase))
{
if (string.IsNullOrEmpty(document.StateNameToSet))
return;
WorkflowInit.Runtime.SetState(id, currentUser, currentUser, document.StateNameToSet, new Dictionary<string, object> { { "Comment", document.Comment } });
return;
}
var commands = WorkflowInit.Runtime.GetAvailableCommands(id, currentUser);
var command =
commands.FirstOrDefault(
c => c.CommandName.Equals(commandName, StringComparison.CurrentCultureIgnoreCase));
if (command == null)
return;
if (command.Parameters.Count(p => p.ParameterName == "Comment") == 1)
command.Parameters.Single(p => p.ParameterName == "Comment").Value = document.Comment ?? string.Empty;
WorkflowInit.Runtime.ExecuteCommand(id, currentUser, currentUser, command);
}
public ActionResult Edit(Guid? Id, DocumentModel model, string button)
{
using (var context = new DataModelDataContext())
{
if (!ModelState.IsValid)
{
return View(model);
}
Document target = null;
if (model.Id != Guid.Empty)
{
target = context.Documents.SingleOrDefault(d=>d.Id == model.Id);
if (target == null)
{
ModelState.AddModelError("", "Row not found!");
return View(model);
}
}
else
{
target = new Document();
target.Id = Guid.NewGuid();
target.AuthorId = model.AuthorId;
target.StateName = model.StateName;
context.Documents.InsertOnSubmit(target);
}
target.Name = model.Name;
target.EmloyeeControlerId = model.EmloyeeControlerId;
target.Comment = model.Comment;
target.Sum = model.Sum;
try
{
context.SubmitChanges();
}
catch (Exception ex)
{
var sb = new StringBuilder("Ошибка сохранения. " + ex.Message);
if (ex.InnerException != null)
sb.AppendLine(ex.InnerException.Message);
ModelState.AddModelError("", sb.ToString());
return View(model);
}
if (button == "SaveAndExit")
return RedirectToAction("Index");
if (button != "Save")
{
ExecuteCommand(target.Id, button, model);
}
return RedirectToAction("Edit", new {target.Id});
}
return View(model);
}