/// <summary>
/// Throws exceptions if the ItemReport is invalid
/// </summary>
/// <param name="item_report"></param>
/// <returns></returns>
protected void AssertItemReportValid(ItemReport item_report)
{
IEnumerable <string> broken_rules = ItemReportValidator.BrokenRules(item_report);
if (broken_rules.Count() > 0)
{
throw new DataInvalidException(broken_rules);
}
}
protected void AddItemReportInOrder(ItemReport ir_to_insert)
{
int i = 0;
foreach (ItemReport ir in EditableLocalItemReports)
{
if (ir.ReportTime < ir_to_insert.ReportTime)
{
EditableLocalItemReports.Insert(i, ir_to_insert);
return;
}
i++;
}
EditableLocalItemReports.Add(ir_to_insert);
}
public override async Task <int> SubmitItem(ItemReport item_report)
{
AssertItemReportValid(item_report);
if (item_report.ID == 0) // no ID, create new
{
int max_or_zero = EditableLocalItemReports.Count() > 0 ?
EditableLocalItemReports.Max(ir => ir.ID) : 0;
int id = max_or_zero + 1;
item_report.ID = id;
item_report.ReportTime = DateTime.Now;
item_report.EditTime = item_report.ReportTime;
item_report.IsMine = true;
//EditableLocalItemReports.Add(item_report);
AddItemReportInOrder(item_report);
return(id);
}
else
{
int i = 0;
foreach (ItemReport ir in EditableLocalItemReports)
{
if (ir.ID == item_report.ID)
{
if (!ir.IsMine)
{
// this should be verified server-side as well
throw new Exception(
"You do not have permission to edit this item report.");
}
item_report.ReportTime = ir.ReportTime;
item_report.EditTime = DateTime.Now;
item_report.IsMine = true;
EditableLocalItemReports.RemoveAt(i);
EditableLocalItemReports.Insert(i, item_report);
return(item_report.ID);
}
i++;
}
throw new InvalidOperationException("No item report" +
" with this ID exists, so it cannot be edited");
}
}
/// <summary> /// SubmitItem is responsible for the ItemReport's ID, IsMine, /// ReportTime and EditTime fields /// </summary> /// <param name="item_report"></param> /// <returns></returns> public abstract Task <int> SubmitItem(ItemReport item_report);
/// <summary>
/// Attempts to send the item_report to the cloud.
/// </summary>
/// <param name="item_report"></param>
public override async Task <int> SubmitItem(ItemReport item_report)
{
throw new NotImplementedException();
}
public ItemReportEventArgs(ItemReport item_report)
{
this.ItemReport = item_report;
}