private void decommisioningDeviceToolStripMenuItem_Click(object sender, EventArgs e)
{
this.Hide();
Decommision s = new Decommision();
s.Show();
}
private void button1_Click(object sender, EventArgs e)
{
string combobox = comboBox1.Text;
string eth_address1 = "0x9Aa8694635b49D405D1E1bf8A9C9a26fDc1a987d";
var privatekey1 = "87eeb49d97be2d1d338b46f27be26252802cade88ebdba741bde895332766d36";
var url = "http://127.0.0.1:7545";
var account = new Nethereum.Web3.Accounts.Account(privatekey1);
var web31 = new Web3(account, url);
var iot = new Decommision();
var balanceHandler2 = web31.Eth.GetContractQueryHandler <Decommision>();
var balance2 = await balanceHandler2.QueryAsync <int>(contractaddress, iot);
File.AppendAllText(@"C:\Users\C.z\source\repos\BlockChain Project\BlockChain Project\DeployedContract.txt", combobox);
this.Hide();
PatientMenu s = new PatientMenu();
s.Show();
MessageBox.Show("Device Decommision Successfuly");
}