private void button1_Click(object sender, EventArgs e)
{
string zhanghao = textBox1.Text.Trim();
string mima = textBox2.Text.Trim();
string key = textBox3.Text.Trim();
string date = dateTimePicker1.Text.Trim();
if (string.IsNullOrWhiteSpace(zhanghao))
{
MessageBox.Show("账号不能为空");
return;
}
if (string.IsNullOrWhiteSpace(mima))
{
MessageBox.Show("密码不能为空");
return;
}
if (string.IsNullOrWhiteSpace(key))
{
MessageBox.Show("秘钥不能为空");
return;
}
if (string.IsNullOrWhiteSpace(date))
{
MessageBox.Show("时间不能为空");
return;
}
if (!(zhanghao.Trim() == "admin" && mima.Trim() == "++++++"))
{
MessageBox.Show("账号密码不正确");
return;
}
var model = new ChengQEntities().UrlTable.Where(x => x.url_code == key).FirstOrDefault();
if (model == null)
{
MessageBox.Show("激活秘钥无效");
return;
}
model.createtime = Convert.ToDateTime(date);
var db = new ChengQEntities();
db.Entry <UrlTable>(model).State = EntityState.Modified;
MessageBox.Show(db.SaveChanges() > 0?"成功":"失败"); db.SaveChanges();
}
private void button3_Click(object sender, EventArgs e)
{
string key = textBox3.Text.Trim();
if (string.IsNullOrWhiteSpace(key))
{
MessageBox.Show("秘钥不能为空");
return;
}
var model = new ChengQEntities().UrlTable.Where(x => x.url_code == key).FirstOrDefault();
if (model == null)
{
richTextBox1.AppendText("没查到此卡信息");
return;
}
else
{
richTextBox1.Text = "";
richTextBox1.AppendText("卡号:" + model.url_code + " 到期时间:" + model.createtime);
}
}