finish??

HCI_Coursework_EVCHARGE/ChargingDetails.cs

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+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace HCI_Coursework_EVCHARGE
+{
+    public partial class ChargingDetails : Form
+    {
+        Pinpad pinpad;
+        String vehicle;
+        String duration;
+        String bayNo;
+
+        public ChargingDetails( int bayNo )
+        {
+            this.bayNo = bayNo.ToString();
+            InitializeComponent();
+            bayLabel.Text = "Bay " + this.bayNo;
+        }
+
+        public String[] getCarInfo( String vehicleType )
+        {
+            String[] max = {"",""};
+            switch (vehicleType)
+            {
+                case "car":
+                    max[0] = ("7");
+                    max[1] = ("8");
+                    break;
+                case "e-bike":
+                    max[0] = ("0.9");
+                    max[1] = ("2");
+                    break;
+                case "e-scooter":
+                    max[0] = ("0.25");
+                    max[1] = ("1");
+                    break;
+            }
+            return max;
+        }
+        private void vehicleButton_Click( object sender, EventArgs e)
+        {
+            if ( sender is Button button)
+            {
+                carButton.BackColor = SystemColors.ActiveBorder;
+                bikeButton.BackColor = SystemColors.ActiveBorder;
+                scooterButton.BackColor = SystemColors.ActiveBorder;
+                vehicle = button.Text.ToLower();
+
+                String[] maxArr = getCarInfo(vehicle);
+                Console.WriteLine(maxArr[0], maxArr[1]);
+                if ( maxArr.Length > 0 )
+                {
+                    powerLabel.Text = $"{maxArr[0]} kW";
+                    durationLabel.Text = $"{maxArr[1]} hours";
+                }
+                button.BackColor = SystemColors.ControlDark;
+                infoPanel.Visible = true;
+                System.Threading.Thread.Sleep(100);
+            }
+        }
+
+        private void backButton_Click(object sender, EventArgs e)
+        {
+            pinpad?.Close();
+            Close();
+        }
+
+        private void confirmButton_Click(object sender, EventArgs e)
+        {
+            pinpad?.Close();
+            String maxDuration = getCarInfo(vehicle)[1];
+            if (Convert.ToInt16(textBox1.Text) > Convert.ToInt16(maxDuration))
+            {
+                MessageBox.Show($"Duration must be less than {maxDuration} hours.");
+            }
+            else
+            {
+                duration = textBox1.Text;
+                DialogResult confirm = MessageBox.Show($"Are you sure these details are correct?\nVehicle: {vehicle}\nDuration: {duration} hours?", "Confirm:", MessageBoxButtons.YesNo);
+                if (confirm == DialogResult.Yes)
+                {
+                    Payment payment = new Payment(bayNo, vehicle, duration);
+                    payment.Show();
+                    payment.FormClosed += delegate
+                    {
+                        payment = null;
+                    };
+                }
+            }
+        }
+        private void accountPin_Focus(object sender, EventArgs e)
+        {
+            TextBox textBox = (TextBox)sender;
+
+            if (pinpad == null)
+            {
+                pinpad = new Pinpad();
+                pinpad.FormClosed += delegate
+                {
+                    if( textBox.Text != null )
+                    {
+                        confirmPanel.Visible = true;
+                    }
+                    pinpad = null;
+                    this.ActiveControl = label1;
+                };
+            }
+            pinpad.setTextBox(textBox);
+            pinpad.Show();
+            pinpad.Top = this.Top + textBox.Top + textBox.Height - 250;
+        }
+    }
+}