namespace GlobalSanicElectronics
{
    public partial class AccountCreation : Form
    {
        public AccountCreation()
        {
            InitializeComponent();
        }

        private void confirmButton_Click(object sender, EventArgs e)
        {
            //Username checking
            if (usernameTextBox.Text == "")
            {
                MessageBox.Show("Please enter a username");
                usernameTextBox.BackColor = Color.Red;
                usernameTextBox.ForeColor = Color.White;
            }
            else
            {
                usernameTextBox.BackColor = Color.White;
                usernameTextBox.ForeColor = Color.Black;
            }

            if (dOBTextBox.Text == "")
            {
                MessageBox.Show("Please enter a Birthdate");
                dOBTextBox.BackColor = Color.Red;
                dOBTextBox.ForeColor = Color.White;
            }
            else
            {
                dOBTextBox.BackColor = Color.White;
                dOBTextBox.ForeColor = Color.Black;
            }

            if (addressTextBox.Text == "")
            {
                MessageBox.Show("Please enter an address");
                addressTextBox.BackColor = Color.Red;
                addressTextBox.ForeColor = Color.White;
            }
            else
            {
                addressTextBox.BackColor = Color.White;
                addressTextBox.ForeColor = Color.Black;
            }

            if (cityTextBox.Text == "")
            {
                MessageBox.Show("Please enter a city");
                cityTextBox.BackColor = Color.Red;
                cityTextBox.ForeColor = Color.White;
            }
            else
            {
                cityTextBox.BackColor = Color.White;
                cityTextBox.ForeColor = Color.Black;
            }

            if (stateTextBox.Text == "")
            {
                MessageBox.Show("Please enter a state");
                stateTextBox.BackColor = Color.Red;
                stateTextBox.ForeColor = Color.White;
            }
            else
            {
                stateTextBox.BackColor = Color.White;
                stateTextBox.ForeColor = Color.Black;
            }

            if (zipTextBox.Text == "")
            {
                MessageBox.Show("Please enter a zip");
                zipTextBox.BackColor = Color.Red;
                zipTextBox.ForeColor = Color.White;
            }
            else
            {
                zipTextBox.BackColor = Color.White;
                zipTextBox.ForeColor = Color.Black;
            }

            if (checkPassword == true)
            {
                if (checkEmail == true)
                {
                    try
                    {
                        CustomerInformation newCustomer = new CustomerInformation();

                        newCustomer.Username = usernameTextBox.Text;
                        newCustomer.Password = PasswordOperations.AccountPasswordHashing(passwordTextBox.Text);
                        newCustomer.Email = emailTextBox.Text;
                        newCustomer.DOB = dOBTextBox.Text;
                        newCustomer.Address = addressTextBox.Text;
                        newCustomer.City = cityTextBox.Text;
                        newCustomer.State = stateTextBox.Text;
                        newCustomer.Zip = zipTextBox.Text;

                        DatabaseOperations.CreateUser(newCustomer);

                        MessageBox.Show(usernameTextBox.Text + " has been created! Thank you for joining Global Sanic Electronics! An email has been sent to you to confirm your account registration!");

                        EmailOperations.UserCreatedEmail(emailTextBox.Text, usernameTextBox.Text, dOBTextBox.Text, addressTextBox.Text, cityTextBox.Text, stateTextBox.Text, zipTextBox.Text);

                        //Hide this form so the user can no longer see it as it is no longer needed
                        this.Hide();

                        //Go to the MainApplication since the user has successfully logged in and created there account
                        MainApplication mainApplicationForm = new MainApplication();
                        string username = usernameTextBox.Text;
                        mainApplicationForm.mainApplicationUsername = username;
                        mainApplicationForm.Show();

                    }
                    catch (SqlException ex)
                    {
                        MessageBox.Show(ex.Message);
                    }
                }
            }
        }

        private void exitButton_Click(object sender, EventArgs e)
        {
            //Close the application out when the user clicks Exit
            this.Close();
        }

        protected override void OnFormClosing(FormClosingEventArgs e)
        {
            //Close the application if the user decides to push the big red X
            System.Windows.Forms.Application.Exit();
        }

        private void AccountCreation_Load(object sender, EventArgs e)
        {
            try
            {

            //Clear text fields of all information so user doesn't get information in first fields in CustomerInformation table in the GSEDatabase
            usernameTextBox.Text = "";
            passwordTextBox.Text = "";
            emailTextBox.Text = "";
            dOBTextBox.Text = "";
            addressTextBox.Text = "";
            cityTextBox.Text = "";
            stateTextBox.Text = "";
            zipTextBox.Text = "";
            }
            catch(Exception ex)
            {
                MessageBox.Show(ex.ToString());
            }

        }

        /**
         * This code is to check and make sure that the user is inputting a email that is
         * in the correct format IE sample@stuff.com
         */
        private bool validateEmail(string email)
        {
            var input = email;      //Gets the string when the method is called and assigns it to input

            var validEmail = new Regex(@"[a-zA-Z0-9]{3,20}@[a-zA-Z0-9]{3,20}.[a-zA-Z0-9]{3}");

            if (!validEmail.IsMatch(input))
            {
                //MessageBox.Show("Ensure that yoor email is in the correct format \n correctformat@this.com");

                MessageBox.Show(this, "Correct format \n \n correctformat@this.com.",
                                   "Wrong Email Format", MessageBoxButtons.OK,
                                   MessageBoxIcon.Information,
                                   MessageBoxDefaultButton.Button1);

                emailTextBox.BackColor = Color.Red;
                emailTextBox.ForeColor = Color.White;

                return false;
            }
            else
            {
                emailTextBox.BackColor = Color.White;
                emailTextBox.ForeColor = Color.Black;

                return true;
            }
        }

        //Method to allow the user to push enter instead of actually Confirm.
        private void usernameTextBox_TextChanged(object sender, EventArgs e)
        {
            //Takes "Enter" key and allows it to be a substitute for the submit button or pushes the submit button for you instead of having to click it.
            this.AcceptButton = confirmButton;
        }

        //Method to allow the user to push enter instead of actually Confirm.
        private void passwordTextBox_TextChanged(object sender, EventArgs e)
        {
            //Takes "Enter" key and allows it to be a substitute for the submit button or pushes the submit button for you instead of having to click it.
            this.AcceptButton = confirmButton;
        }

        //Method to allow the user to push enter instead of actually Confirm.
        private void emailTextBox_TextChanged(object sender, EventArgs e)
        {
            //Takes "Enter" key and allows it to be a substitute for the submit button or pushes the submit button for you instead of having to click it.
            this.AcceptButton = confirmButton;
        }

        //Method to allow the user to push enter instead of actually Confirm.
        private void dOBTextBox_TextChanged(object sender, EventArgs e)
        {
            //Takes "Enter" key and allows it to be a substitute for the submit button or pushes the submit button for you instead of having to click it.
            this.AcceptButton = confirmButton;
        }

        //Method to allow the user to push enter instead of actually Confirm.
        private void addressTextBox_TextChanged(object sender, EventArgs e)
        {
            //Takes "Enter" key and allows it to be a substitute for the submit button or pushes the submit button for you instead of having to click it.
            this.AcceptButton = confirmButton;
        }

        //Method to allow the user to push enter instead of actually Confirm.
        private void cityTextBox_TextChanged(object sender, EventArgs e)
        {
            //Takes "Enter" key and allows it to be a substitute for the submit button or pushes the submit button for you instead of having to click it.
            this.AcceptButton = confirmButton;
        }

        //Method to allow the user to push enter instead of actually Confirm.
        private void stateTextBox_TextChanged(object sender, EventArgs e)
        {
            //Takes "Enter" key and allows it to be a substitute for the submit button or pushes the submit button for you instead of having to click it.
            this.AcceptButton = confirmButton;
        }

        //Method to allow the user to push enter instead of actually Confirm.
        private void zipTextBox_TextChanged(object sender, EventArgs e)
        {
            //Takes "Enter" key and allows it to be a substitute for the submit button or pushes the submit button for you instead of having to click it.
            this.AcceptButton = confirmButton;
        }

        private void passwordTextBox_Validating(object sender, System.ComponentModel.CancelEventArgs e)
        {
            bool checkPassword = Validation.PasswordValidation(passwordTextBox, errorProvider);
        }

        private void emailTextBox_Validating(object sender, System.ComponentModel.CancelEventArgs e)
        {
            bool checkEmail = validateEmail(emailTextBox.Text.ToString());
        }
    }
}