/// <summary>
/// 当执行删除时检查页面的记录数，如果删除的条数等于当前页面的条数，需要将页面索引减1，否则当前页会是空白。
/// </summary>
/// <param name="controller">控制器</param>
/// <param name="records">删除执行后受影响的记录数</param>
/// <returns></returns>
public static int CheckPageIndexWhenDeleted(this AbpController controller, int records)
{
var page = controller.TempData["_PageIndex"].ToString();
var pageIndex = 0;
int.TryParse(page, out pageIndex);
var pm = controller.TempData["_PagerEntity"] as PagingDto;
if (pm != null)
{
var recordsOfCurrentPage = pm.RecordsOfCurrentPage;
if (recordsOfCurrentPage == records)
{
pageIndex--;
if (pageIndex <= 0)
{
pageIndex = 1;
}
}
}
if (pageIndex <= 0)
{
pageIndex = 1;
}
return(pageIndex);
}
/// <summary>
/// Output error messages to ModelState
/// </summary>
/// <param name="controller">Current Controller</param>
public static void OutputModelMessage(this AbpController controller)
{
if (controller.TempData["ModelState"] != null)
{
controller.ViewBag.HasMessage = true;
var dics = controller.TempData["ModelState"] as ModelStateDictionary;
if (dics != null)
{
var msd = dics.Dereference <ModelStateDictionary>();
foreach (var item in msd)
{
if (item.Value != null)
{
foreach (var error in item.Value.Errors)
{
var strKey = item.Key;
if (string.IsNullOrEmpty(strKey))
{
strKey = Md5Cipher.GetMd5Str(error.ErrorMessage);
}
if (!controller.ModelState.ContainsKey(strKey))
{
controller.ModelState.AddModelError(strKey, error.ErrorMessage);
}
}
}
}
}
}
}
/// <summary>
/// 初始化分页实体类
/// </summary>
/// <param name="controller">控制器</param>
/// <param name="pageIndex">当前页索引</param>
/// <param name="records">总记录数</param>
/// <param name="pageSize">每页记录数</param>
/// <param name="showButtons">需要显示的分页按钮数</param>
/// <returns></returns>
public static PagingDto NewPager(this AbpController controller, int pageIndex, int records, int pageSize = 0, int showButtons = 7)
{
var pm = GetPager(pageIndex, records, pageSize, showButtons);
controller.TempData["_PagerEntity"] = pm;
controller.TempData["_PageIndex"] = pageIndex;
controller.ViewBag.PageModel = pm;
return(pm);
}
/// <summary>
/// Add error message to ModelState
/// </summary>
/// <param name="controller">Current Controller</param>
/// <param name="key">The Key</param>
/// <param name="message">Message</param>
/// <param name="type"></param>
public static void AddModelMessage(this AbpController controller, string key, string message, MessageTypes type = MessageTypes.Error)
{
controller.ModelState.AddModelError(key, message);
controller.InputModelError(type);
}
/// <summary>
///
/// </summary>
/// <param name="controller"></param>
/// <param name="type"></param>
public static void InputModelError(this AbpController controller, MessageTypes type = MessageTypes.Error)
{
controller.TempData["MessageType"] = type == MessageTypes.Error ? "error" : "";
controller.TempData["ModelState"] = controller.ModelState;
}
