/*
* Finding the difference between the start booking date and end booking date
* to calculate the cost of a booking
*/
public void calculateBookingCost(DateTimePicker startDate, DateTimePicker endDate, ComboBox cbo_Description, TextBox txt_Cost)
{
connection.Close();
DateTime dt1 = Convert.ToDateTime(startDate.Text);
DateTime dt2 = Convert.ToDateTime(endDate.Text);
TimeSpan timeSpan = dt2 - dt1;
int numberOfDays = timeSpan.Days;
string query_String = "SELECT Car_Rate FROM Car_Class WHERE Description ='" + cbo_Description.Text + "'";
connection.Open();
try
{
cmd = connection.CreateCommand();
cmd.CommandText = query_String;
data_reader = cmd.ExecuteReader();//the reader is used to read in the required record
if (data_reader.HasRows)
{
data_reader.Read();
txt_Cost.Text = ("" + data_reader.GetInt32(0) * numberOfDays);
}
connection.Close();
}
catch (Exception) { }
}
public void selectBookingId( TextBox txt_Booking_Id)
{
string query_String = "SELECT MAX(Booking_Id) FROM Bookings";
try
{
connection.Open();
cmd = connection.CreateCommand();
cmd.CommandText = query_String;
data_reader = cmd.ExecuteReader();//the reader is used to read in the required record
if (data_reader.HasRows)
{
data_reader.Read();
var count = data_reader.GetInt32(0);
var nextId = count + 1;
txt_Booking_Id.Text =("" + nextId) ;
}
connection.Close();
}
catch (Exception ex) // Catching exception if the id dosent match any records
{
ex.GetBaseException();
}
}
public void recalculate(DateTimePicker start, DateTimePicker end, TextBox txt_Cost, ComboBox cbo_Car_Reg)
{
DateTime dt1 = Convert.ToDateTime(start.Text);
DateTime dt2 = Convert.ToDateTime(end.Text);
TimeSpan timeSpan = dt2 - dt1;
int numberOfDays = timeSpan.Days;
string query_String2 = string.Format("SELECT Car_Rate FROM Car_Class C JOIN Cars S ON C.Class_Id = S.Class_Id WHERE Car_Reg = '{0}'", cbo_Car_Reg.Text);
try
{
connection.Open();
cmd = connection.CreateCommand();
cmd.CommandText = query_String2;
data_reader = cmd.ExecuteReader();//the reader is used to read in the required record
if (data_reader.HasRows)
{
data_reader.Read();
txt_Cost.Text = ("" + data_reader.GetInt32(0) * numberOfDays);
}
connection.Close();
}
catch (Exception) // Catching exception if the id dosent match any records
{
//MessageBox.Show("No Record Found");
MessageBox.Show("No Cars Found", "ERROR", MessageBoxButtons.OKCancel, MessageBoxIcon.Error);
}
}
public void extraCost(TextBox txt_Days_Late, TextBox txt_Search_Reg, TextBox txt_Additional_Costs,EventArgs e)
{
string query_String = string.Format("SELECT Car_Rate FROM Car_Class C JOIN Cars S ON C.Class_Id = S.Class_Id WHERE Car_Reg = '{0}'", txt_Search_Reg.Text);
try
{
connection.Open();
cmd = connection.CreateCommand();
cmd.CommandText = query_String;
data_reader = cmd.ExecuteReader();//the reader is used to read in the required record
if (data_reader.HasRows)
{
data_reader.Read();
if (numberOfDays < 0)
{
txt_Additional_Costs.Text =("" + 0);
}
else
{
txt_Additional_Costs.Text = (" " + data_reader.GetInt32(0) * numberOfDays);
}
}
connection.Close();
}
catch (Exception ex) // Catching exception if the id dosent match any records
{
ex.GetBaseException();
}
}
public override int GetInt32(int ordinal)
{
return(rdr.GetInt32(ordinal));
}
public CWarehouseTask GetTask2(int channel)
{
if (channel == 4) channel = 0;
bool sucess = false;
CWarehouseTask newTask = null;
if (Connection.State != ConnectionState.Open) { return null; }
try
{
using (OracleCommand cmd = new OracleCommand())
{
cmd.Connection = Connection;
//MessageBox.Show(GetTaskSQLCommand2);
cmd.CommandText = string.Format(GetTaskSQLCommand2, channel);
cmd.CommandType = CommandType.Text;
using (dataReader = cmd.ExecuteReader())
{
if (dataReader.Read())
{//如果有任务
OprationState = "正在读取任务";
#region 读取
//#region task_id,task_type,status,from_addr,to_addr,create_time,product_id,pack_unit,pack_num,pallet_id
CWarehouseTask tmpTask = new CWarehouseTask();
tmpTask.TaskID = dataReader.GetInt32(0);
tmpTask.TaskType = (CWarehouseTask.ETaskType)int.Parse(dataReader.GetString(1));
tmpTask.State = int.Parse(dataReader.GetString(2));
//调整地址格式
string tmp = dataReader.GetString(3);
tmp = tmp.Replace("LF00", "WH01");
tmpTask.SourceAddress = tmp;
tmp = dataReader.GetString(4);
tmp = tmp.Replace("LF00", "WH01");
tmp = tmp.Replace("CR0115", "CR0105");
tmpTask.DestinationAddress = tmp;
//调整空托盘直出任务类型
if ((tmpTask.TaskType == CWarehouseTask.ETaskType.空托盘返库) && (tmpTask.DestinationAddress == "CR0105"))
{ tmpTask.TaskType = CWarehouseTask.ETaskType.空托盘直出; }
tmpTask.CreateTime = dataReader.GetDateTime(5);
tmpTask.ProductID = dataReader.GetString(6);
tmpTask.PackingUnit = dataReader.GetString(7);
tmpTask.PackingNumber = dataReader.GetInt32(8);
tmpTask.PalletID = dataReader.GetString(9);
tmpTask.ProductName = dataReader.GetString(10);
if (dataReader[11] != null)
{
int ch = dataReader.GetInt32(11);
tmpTask.ChannelID = (ch == 0) ? (4) : (ch);
}
else
{ tmpTask.ChannelID = 4; }
tmpTask.Priority = dataReader.GetInt32(12);
//tmpTask.RunningState = CWarehouseTask.EState.创建;
#endregion
#region 创建
try
{
newTask = new CWarehouseTask(tmpTask.TaskID,
tmpTask.Req_ID,
(int)tmpTask.TaskType,
tmpTask.State,
tmpTask.SourceAddress,
tmpTask.DestinationAddress,
tmpTask.CreateTime,
tmpTask.ProductID,
tmpTask.PackingUnit,
tmpTask.PackingNumber,
tmpTask.Num,
tmpTask.Priority,
tmpTask.PalletID,
tmpTask.ProductName,
tmpTask.ChannelID);
sucess = true;
}
catch (Exception ex1)
{
sucess = false;
Program.ErrorManager.Add(new RuntimeError(oprationState, RuntimeError.EVisibility.Programer, new Exception("生成任务实例出现异常,此异常并不会影响程序执行结果。", ex1)));
}
#endregion
}
else
{//无任务
sucess = false;
}
}
}
}
catch (Exception ex) // catches any other error
{
sucess = false;
OprationState = "读取任务过程中出现数据库相关的操作错误";
Program.ErrorManager.Add(new RuntimeError(oprationState, RuntimeError.EVisibility.Programer, ex));
}
//如果无错误，返回newTask,否则返回null
return ((sucess) && newTask != null) ? (newTask) : (null);
}
