//����Customerid��ʱ�䷶Χ����ѯ���ʼ�¼
public List<Account> SelectAccountByTimeToList(int customerId, DateTime startdate, DateTime enddate)
{
string querysql = "";
querysql += " where day >= '" + startdate.ToString("s") + "'";
querysql += " and day <= '" + enddate.ToString("s") + "'";
if (customerId != 0)
{
querysql += " and CustomerId = " + customerId;
}
command.CommandText = "SELECT * FROM Account" + querysql;
SQLiteDataAdapter da = new SQLiteDataAdapter(command);
DataTable dt = new DataTable("Account");
da.Fill(dt);
List<Account> listAccount = new List<Account>();
for (int i = 0; i < dt.Rows.Count; i++)
{
Account account = new Account();
account.Id = Convert.ToInt16(dt.Rows[i][0].ToString());
account.CustomerId = Convert.ToInt16(dt.Rows[i][1].ToString());
account.Day = Convert.ToDateTime(dt.Rows[i][2].ToString());
account.InMoney = Convert.ToDecimal(dt.Rows[i][3]);
listAccount.Add(account);
}
return listAccount;
}
//ͳ��Ӧ���ʿ�
public List<Account> SumRequestInMoney()
{
command.CommandText = "select CustomerId,sum(Price*Counts) from Inventory group by CustomerId";
SQLiteDataAdapter da = new SQLiteDataAdapter(command);
DataTable dt = new DataTable();
da.Fill(dt);
List<Account> listAccount = new List<Account>();
for (int i = 0; i < dt.Rows.Count; i++)
{
Account account = new Account();
account.CustomerId = Convert.ToInt16(dt.Rows[i][0].ToString());
account.InMoney = Convert.ToDecimal(dt.Rows[i][1]);
listAccount.Add(account);
}
return listAccount;
}
//select account
private void button26_Click(object sender, EventArgs e)
{
textBox1.Text = "Account";
List<Account> listiaccount = new List<Account>();
int i = 1;
while (i < 20)
{
Account account = new Account();
account.Id = i;
account.CustomerId = i;
account.Day = System.DateTime.Now;
account.InMoney = 20000;
listiaccount.Add(account);
i++;
}
dba.SelectAccount(listiaccount);
}
