// use ordinals to speed up access to DataReader
// links:
// crud definition: https://en.wikipedia.org/wiki/Create,_read,_update_and_delete
// docLink: http://sql2x.org/documentationLink/327451c3-64a8-4de8-b359-76742d634497
// parameters:
// reader: IDataReader from SQLClient
public void Populate(IDataReader reader, DefaultUserListForDashboardDataOrdinals ordinals)
{
if (!reader.IsDBNull(ordinals.DefaultUserCode))
{
DefaultUserCode = reader.GetString(ordinals.DefaultUserCode);
}
if (!reader.IsDBNull(ordinals.DefaultUserName))
{
DefaultUserName = reader.GetString(ordinals.DefaultUserName);
}
if (!reader.IsDBNull(ordinals.Email))
{
Email = reader.GetString(ordinals.Email);
}
if (!reader.IsDBNull(ordinals.DefaultStateName))
{
DefaultStateName = reader.GetString(ordinals.DefaultStateName);
}
if (!reader.IsDBNull(ordinals.ActivityCount))
{
ActivityCount = reader.GetInt32(ordinals.ActivityCount);
}
if (!reader.IsDBNull(ordinals.LastActivityDateTime))
{
LastActivityDateTime = reader.GetString(ordinals.LastActivityDateTime);
}
if (!reader.IsDBNull(ordinals.CreatedDateTime))
{
CreatedDateTime = reader.GetString(ordinals.CreatedDateTime);
}
if (!reader.IsDBNull(ordinals.CreatedByDefaultUserCode))
{
CreatedByDefaultUserCode = reader.GetString(ordinals.CreatedByDefaultUserCode);
}
if (!reader.IsDBNull(ordinals.CreatedByDefaultUserName))
{
CreatedByDefaultUserName = reader.GetString(ordinals.CreatedByDefaultUserName);
}
if (!reader.IsDBNull(ordinals.DefaultUserId))
{
DefaultUserId = reader.GetGuid(ordinals.DefaultUserId);
}
}
/// <summary>Get user list for use in dashboard</summary>
/// <summary>With indicators of user activities</summary>
/// <cardinality>Many</cardinality>
public List <DefaultUserListForDashboardData> DefaultUserListForDashboard()
{
var ret = new List <DefaultUserListForDashboardData>();
string sql = @"
select top 25
du.default_user_code
,du.default_user_name
,du.email
,dsr.default_state_name
,( select
count(*)
from default_user_activity as dua
where dua.default_user_id = du.default_user_id
) as activity_count
,convert(
nvarchar(240),
du.last_activity_date_time,
121
) as last_activity_date_time
,convert(
nvarchar(240),
du.date_time,
121
) as created_date_time
,duc.default_user_code as created_by_default_user_code
,duc.default_user_name as created_by_default_user_name
,du.default_user_id
from default_user as du
inner join default_state_ref as dsr on dsr.default_state_rcd = du.default_state_rcd
inner join default_user as duc on duc.default_user_id = du.created_by_default_user_id
--realwhere
order by du.last_activity_date_time desc
";
/*
* ,( select count(*)
* from default_user_activity as dua
* where dua.originating_address = du.default_user_code
* ) as activity_count
*/
/*
* ,( select
* count(*)
* from default_user_activity as dua
* where dua.default_user_id = du.default_user_id
* ) as activity_count
*/
Logging log = Logging.PerformanceTimeStart("Default", "DataAccessLayer", "DefaultSearch", "DefaultUserListForDashboard");
try {
using (var conn = new SqlConnection(Conn.ConnectionString)) {
conn.Open();
conn.BeginTransaction(IsolationLevel.ReadUncommitted).Commit();
using (var command = new SqlCommand(sql, conn)) {
log.PerformanceTimePrepare(command);
IDataReader reader = command.ExecuteReader(CommandBehavior.SingleResult);
log.PerformanceTimeCheck();
var ordinals = new DefaultUserListForDashboardDataOrdinals(reader);
while (reader.Read())
{
var data = new DefaultUserListForDashboardData();
data.Populate(reader, ordinals);
ret.Add(data);
}
reader.Close();
}
}
} catch (Exception ex) {
log.Error(ex);
}
return(ret);
}