// To protect from overposting attacks, please enable the specific properties you want to bind to, for
// more details see https://aka.ms/RazorPagesCRUD.
public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
// Razor Page Scaffolding
//_context.Attach(DailyRecord).State = EntityState.Modified;
// 由資料庫取得修改前資料
var origin = _context.Records.SingleOrDefault(o => o.Id == DailyRecord.Id);
if (origin == null)
{
return(NotFound());
}
// 檢查日期是否被更動，若是則拒絕更新 早於:<0 等於=0 晚於>0
if (origin.Date.CompareTo(DailyRecord.Date) != 0)
{
ModelState.AddModelError("DailyRecord.Date", "日期不可修改");
return(Page());
}
// 正向表列方式更新欄位，只更新有異動的部分
origin.Status = DailyRecord.Status;
origin.EventSummary = DailyRecord.EventSummary;
origin.Remark = DailyRecord.Remark;
origin.User = DailyRecord.User;
await _context.SaveChangesAsync();
return(RedirectToPage("./Index"));
}
// To protect from overposting attacks, please enable the specific properties you want to bind to, for
// more details see https://aka.ms/RazorPagesCRUD.
public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
//由資料庫取得修改前版本
var orig = _context.Records.SingleOrDefault(o => o.Id == DailyRecord.Id);
if (orig == null)
{
return(NotFound());
}
//檢查日期是否被更動，若是，拒絕更新
if (orig.Date.CompareTo(DailyRecord.Date) != 0)
{
ModelState.AddModelError("DailyRecord.Date", "日期不可修改");
return(Page());
}
//以正向表列方式更新可更新欄位，SaveChanges()只會更新有異動的欄位
orig.Status = DailyRecord.Status;
orig.Remark = DailyRecord.Remark;
orig.EventSummary = DailyRecord.EventSummary;
orig.User = DailyRecord.User;
await _context.SaveChangesAsync();
return(RedirectToPage("./Index"));
}
// To protect from overposting attacks, please enable the specific properties you want to bind to, for
// more details see https://aka.ms/RazorPagesCRUD.
public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
_context.Attach(DailyRecord).State = EntityState.Modified;
//檢查日期是否被更動，若是，拒絕更新
if (_context.Entry(DailyRecord).Property(o => o.Date).IsModified)
{
ModelState.AddModelError("DailyRecord.Date", "日期不可修改");
return(Page());
}
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!DailyRecordExists(DailyRecord.Id))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToPage("./Index"));
}
public async Task <IActionResult> OnPostAsync(int?id)
{
if (id == null)
{
return(NotFound());
}
DailyRecord = await _context.Records.FindAsync(id);
if (DailyRecord != null)
{
_context.Records.Remove(DailyRecord);
await _context.SaveChangesAsync();
}
return(RedirectToPage("./Index"));
}
// To protect from overposting attacks, please enable the specific properties you want to bind to, for
// more details see https://aka.ms/RazorPagesCRUD.
public async Task <IActionResult> OnPostAsync()
{
if (!ModelState.IsValid)
{
return(Page());
}
// 檢查輸入資料是否重複，若是顯示錯誤訊息
if (_context.Records.Any(x => x.Date == DailyRecord.Date))
{
ModelState.AddModelError("DailyRecord.Date", "該日期紀錄已存在");
return(Page());
}
_context.Records.Add(DailyRecord);
await _context.SaveChangesAsync();
return(RedirectToPage("./Index"));
}