/// <summary>
/// 追踪失物招领启示
/// </summary>
/// <param name="sender">点击按钮对象</param>
/// <param name="e">事件参数</param>
protected void TraceBtn_Click(object sender, EventArgs e)
{
if (!IsSignIn()) // 判断用户是否登录
{
Response.Redirect("layout/SignIn.aspx");
return;
}
bool isTraced = false;
Button btn = (Button)sender;
if (!isTraced)
{
Int64 noticeId = !String.IsNullOrEmpty(btn.Attributes["data-notice-id"]) ? Int64.Parse(btn.Attributes["data-notice-id"]) : 0;
if (noticeId == 0)
{
return;
}
User user = (User)Session["User"];
NoticeTrace trace = new NoticeTrace()
{
NoticeId = noticeId,
UserId = user.Id,
TraceDate = DateTime.Now.ToLocalTime()
};
bool isOk = NoticeTraceService.AddNoticeTrace(trace);
if (isOk)
{
Int64 traceCount = NoticeService.GetFieldValue <Int64>(noticeId, "trace_count");
btn.Text = String.Format("追踪 · {0}", traceCount);
}
}
else
{
// TODO: 取消追踪
}
}