///<summary>Creates an ODThread so that we can safely change the database connection settings without affecting the calling method's connection.</summary>
public static void DbAction(DbActionDelegate actionDelegate, bool isWebChatDb = true)
{
try {
if (isWebChatDb)
{
DataAction.RunWebChat(() => actionDelegate());
}
else //Customers
{
DataAction.RunCustomers(() => actionDelegate(), useConnectionStore: false);
}
}
catch (Exception ex) {
LogException(ex);
}
}
///<summary>Tries to insert a TaskTaken for the given tasknum. Returns true if successful, returns false if a row with that tasknum already
///exists. Defaults to run on the primary customers database to prevent the triage tasks from getting claimed twice.</summary>
///<param name="doRetryOnLocal">If true and a connection to the primary customers database cannot be established, the insert will be attempted
///on the local database.</param>
public static bool TryInsert(long taskNum, bool doRunOnPrimaryCustomers = true, bool doRetryOnLocal = true)
{
if (RemotingClient.RemotingRole == RemotingRole.ClientWeb)
{
return(Meth.GetBool(MethodBase.GetCurrentMethod(), taskNum, doRunOnPrimaryCustomers, doRetryOnLocal));
}
try {
if (doRunOnPrimaryCustomers)
{
DataAction.RunCustomers(() => Crud.TaskTakenCrud.Insert(new TaskTaken {
TaskNum = taskNum
}));
}
else
{
Crud.TaskTakenCrud.Insert(new TaskTaken {
TaskNum = taskNum
});
}
return(true);
}
catch (Exception ex) {
MySqlException mysqlEx = null;
if (ex is MySqlException)
{
mysqlEx = (MySqlException)ex;
}
else if (ex.InnerException is MySqlException)
{
mysqlEx = (MySqlException)ex.InnerException;
}
if (mysqlEx != null && mysqlEx.Number == 1062 && mysqlEx.Message.ToLower().Contains("duplicate entry"))
{
//Someone else has already taken this task so there is already a row in the tasktaken table for this task.
return(false);
}
if (mysqlEx != null && mysqlEx.Number == 1042 && mysqlEx.Message.ToLower().Contains("unable to connect") && doRetryOnLocal)
{
//Unable to connect to the primary customers database. We will still allow them to claim the task, and we will record that the task was
//taken in the local database.
return(TryInsert(taskNum, false, false));
}
throw;
}
}
///<summary>Deletes any TaskTaken for the given taskNum. Runs on the primary customers database.</summary>
public static void DeleteForTask(long taskNum, bool doRunOnPrimaryCustomers = true, bool doRetryOnLocal = true)
{
if (RemotingClient.RemotingRole == RemotingRole.ClientWeb)
{
Meth.GetVoid(MethodBase.GetCurrentMethod(), taskNum, doRunOnPrimaryCustomers, doRetryOnLocal);
return;
}
string command = "DELETE FROM tasktaken WHERE TaskNum=" + POut.Long(taskNum);
try {
if (doRunOnPrimaryCustomers)
{
DataAction.RunCustomers(() => Db.NonQ(command));
}
else
{
Db.NonQ(command);
}
}
catch (Exception ex) {
MySqlException mysqlEx = null;
if (ex is MySqlException)
{
mysqlEx = (MySqlException)ex;
}
else if (ex.InnerException is MySqlException)
{
mysqlEx = (MySqlException)ex.InnerException;
}
if (mysqlEx != null && mysqlEx.Number == 1042 && mysqlEx.Message.ToLower().Contains("unable to connect") && doRetryOnLocal)
{
//Unable to connect to the primary customers database. We will still delete the tasktaken on the local database.
DeleteForTask(taskNum, false, false);
return;
}
throw;
}
}
