public static int deleteroom(RoomTypeMDL rt)
{
string sql = "delete from roomtype where rtid=@rtid";
List <SqlParameter> list = new List <SqlParameter>();
list.Add(new SqlParameter("@rtid", rt.rtid));
return(DBhelper.MyExecuteNonQuery(sql, list.ToArray()));
}
public static int insertroom(RoomTypeMDL rt)
{
string sql = "insert into roomtype(rtname,rtmount) values(@rtname,@rtmount)";
List <SqlParameter> list = new List <SqlParameter>();
list.Add(new SqlParameter("@rtname", rt.rtname));
list.Add(new SqlParameter("@rtmount", rt.rtmount));
return(DBhelper.MyExecuteNonQuery(sql, list.ToArray()));
}
public static int updateroom(RoomTypeMDL rt)
{
string sql = "update roomtype set rtname=@rtname,rtmount=@rtmount where rtid=@rtid";
List <SqlParameter> list = new List <SqlParameter>();
list.Add(new SqlParameter("@rtname", rt.rtname));
list.Add(new SqlParameter("@rtmount", rt.rtmount));
list.Add(new SqlParameter("@rtid", rt.rtid));
return(DBhelper.MyExecuteNonQuery(sql, list.ToArray()));
}
public static List <TablesMDL> getlist(RoomTypeMDL rt)
{
string sql = "select * from tables a join roomtype b on a.rtid=b.rtid where 1=1";
List <SqlParameter> list1 = new List <SqlParameter>();
if (rt != null)
{
if (rt.rtname != "")
{
sql += " and b.rtname=@rtname";
list1.Add(new SqlParameter("@rtname", rt.rtname));
}
}
List <TablesMDL> list = new List <TablesMDL>();
using (SqlDataReader sda = DBhelper.MySqlDataReader(sql, list1.ToArray()))
{
while (sda.Read())
{
TablesMDL tb = new TablesMDL();
tb.tablename = sda[1].ToString();
tb.tablearea = sda[3].ToString();
if (Convert.ToInt32(sda["tablestate"]) == 0)
{
tb.tablestate = "可用";
}
else if (Convert.ToInt32(sda["tablestate"]) == 1)
{
tb.tablestate = "占用";
}
else if (Convert.ToInt32(sda["tablestate"]) == 2)
{
tb.tablestate = "预订";
}
else if (Convert.ToInt32(sda["tablestate"]) == 3)
{
tb.tablestate = "停用";
}
tb.rtid = sda[6].ToString();
tb.tableid = Convert.ToInt32(sda[0]);
list.Add(tb);
}
}
return(list);
}
//梁晨煜
public static List <RoomTypeMDL> getlist()
{
string sql = "select * from roomtype ";
List <RoomTypeMDL> list = new List <RoomTypeMDL>();
using (SqlDataReader sda = DBhelper.MySqlDataReader(sql, null))
{
while (sda.Read())
{
RoomTypeMDL rt = new RoomTypeMDL();
rt.rtid = Convert.ToInt32(sda["rtid"]);
rt.rtname = sda[1].ToString();
rt.rtmount = Convert.ToInt32(sda[4]);
list.Add(rt);
}
return(list);
}
}
/// <summary>
/// 查询房间
/// </summary>
/// <returns>l房间对象集合</returns>
public static List <RoomTypeMDL> selectRoom()
{
string sql = "select * from RoomType";
SqlDataReader dr = DBhelper.MySqlDataReader(sql, null);
List <RoomTypeMDL> list = new List <RoomTypeMDL>();
while (dr.Read())
{
RoomTypeMDL rt = new RoomTypeMDL();
rt.RTID = Convert.ToInt32(dr[0]);
rt.RTName = dr[1].ToString();
rt.RTConsume = Convert.ToDouble(dr[2]);
//rt.RTIsDisCount = Convert.ToInt32(dr[3]);
rt.RTMount = Convert.ToInt32(dr[4]);
list.Add(rt);
}
dr.Close();
return(list);
}
private void button1_Click(object sender, EventArgs e)
{
if (textBox1.Text == "")
{
errorProvider1.SetError(textBox1, "房间名称不允许为空");
return;
}
if (textBox2.Text == "")
{
errorProvider1.SetError(textBox2, "容纳人数不允许为空");
return;
}
try
{
if (RoomTypeMDL.ui == 1)
{
RoomTypeMDL rt = new RoomTypeMDL();
rt.rtname = textBox1.Text;
rt.rtmount = int.Parse(textBox2.Text);
RoomTypeBLL.insertroom(rt);
this.Close();
}
else
{
List <RoomTypeMDL> list = new List <RoomTypeMDL>();
RoomTypeMDL rt = new RoomTypeMDL();
rt.rtname = textBox1.Text;
rt.rtmount = int.Parse(textBox2.Text);
rt.rtid = RoomTypeMDL.tid;
RoomTypeBLL.updateroom(rt);
this.Close();
}
}
catch (Exception)
{
MessageBox.Show("发生未只的异常,请联系开发者", "未知异常", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
{
string combo = comboBox1.Text;
if (combo == "全部")
{
combo = "";
}
RoomTypeMDL rt = new RoomTypeMDL();
rt.rtname = combo;
listView2.Items.Clear();
List <TablesMDL> list1 = TablesBLL.getlist(rt);
foreach (TablesMDL item in list1)
{
ListViewItem lv = new ListViewItem(item.tablename.ToString());
lv.SubItems.Add(item.rtid);
lv.SubItems.Add(item.tablestate.ToString());
lv.SubItems.Add(item.tablearea.ToString());
lv.SubItems.Add(item.tableid.ToString());
listView2.Items.Add(lv);
}
}
private void button3_Click(object sender, EventArgs e)
{
if (listView1.SelectedItems.Count > 0)
{
//判断房间类型是否有桌子
List <TablesMDL> list = TablesBLL.selectTable(Convert.ToInt32(listView1.SelectedItems[0].SubItems[2].Text));
//判断
if (list.Count > 0)
{
new Warning("无法删除有餐桌的房间", 图标.Erro).Show();
return;
}
RoomTypeMDL rt1 = new RoomTypeMDL();
rt1.rtid = Convert.ToInt32(listView1.SelectedItems[0].SubItems[2].Text);
RoomTypeBLL.deleteroom(rt1);
listView1.Items.Clear();
listView2.Items.Clear();
设置_Load(null, null);
}
else
{
MessageBox.Show("请选中一项数据");
}
}
//梁晨煜
public static List <TablesMDL> getlist(RoomTypeMDL rt)
{
return(TablesDAL.getlist(rt));
}
public static int deleteroom(RoomTypeMDL rt)
{
return(RoomTypeDAL.deleteroom(rt));
}
public static int updateroom(RoomTypeMDL rt)
{
return(RoomTypeDAL.updateroom(rt));
}
public static int insertroom(RoomTypeMDL rt)
{
return(RoomTypeDAL.insertroom(rt));
}
