Biskilog/BISKILOG POS BASIC/Company Setup/FinalBranch.cs

using BiskLog_Point_Of_Sale.Multiple_Login;
using BiskLog_Point_Of_Sale.Properties;
using Point_Of_Sale_Managment;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Data.SqlClient;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace BiskLog_Point_Of_Sale.Company_Setup
{
    public partial class FinalBranch : Form
    {
        Holder holder;
        SqlConnection cn;
        SqlCommand cm, cm1;
        SqlDataReader dr;
        DatabaseConn conn = new DatabaseConn();
        string branchidentity;
        public FinalBranch(Holder holding)
        {
            InitializeComponent();
            holder = holding;
            cn = new SqlConnection(conn.MyConnection());
        }

        private async void BtnNext_Click(object sender, EventArgs e)
        {
            if (!String.IsNullOrEmpty(txtBranchName.Text) && !String.IsNullOrEmpty(txtBranchTelephone.Text) && !String.IsNullOrEmpty(txtBranchCity.Text))
            {
                Task<int> task = new Task<int>(() =>
            {
                try
                {
                    cn.Open();
                    cm = new SqlCommand("Insert into tblBranches (branchID,branchName,address,city,state_or_province," +
                        "branch_telephone) values (@branchID,@branchName,@address,@city,@state_or_province,@branch_telephone)", cn);
                    txtBranchName.Invoke(new Action(() =>
                    {
                        cm.Parameters.AddWithValue("@branchName", txtBranchName.Text);
                    }));
                    txtBranchAddress.Invoke(new Action(() =>
                    {
                        cm.Parameters.AddWithValue("@address", txtBranchAddress.Text);
                    }));
                    txtBranchCity.Invoke(new Action(() =>
                    {
                        cm.Parameters.AddWithValue("@city", txtBranchCity.Text);
                    }));
                    txtBranchState.Invoke(new Action(() =>
                    {
                        cm.Parameters.AddWithValue("@state_or_province", txtBranchState.Text);
                    }));
                    txtBranchTelephone.Invoke(new Action(() =>
                    {
                        cm.Parameters.AddWithValue("@branch_telephone", txtBranchTelephone.Text);
                    }));
                    cm.Parameters.AddWithValue("@branchID", branchID());
                    cm.ExecuteNonQuery();
                    cn.Close();
                    return 1;
                }
                catch
                {
                    cn.Close();
                    return 2;
                }
            });
                loading.Visible = true;
                btnNext.Enabled = false;
                btnPrev.Enabled = false;
                task.Start();
                int result = await task;
                if (result == 1)
                {
                    Settings.Default.BranchID = branchidentity;
                    Settings.Default.BranchCity = txtBranchCity.Text;
                    Settings.Default.BranchAddress = txtBranchAddress.Text;
                    Settings.Default.BranchName = txtBranchName.Text;
                    Settings.Default.BranchTelephone = txtBranchTelephone.Text;
                    Settings.Default.Configured = true;
                    Settings.Default.CompanyName = DatabaseLocation.company;
                    Settings.Default.Save();
                    holder.moveToLogin();
                }
                else
                {
                    string title = "Error setting a new branch";
                    string message = "Sorry unable to set up a branch at this time, please try again later";
                    NoAction noAction = new NoAction(title, message);
                    noAction.BringToFront();
                    noAction.ShowDialog();
                    loading.Visible = false;
                    btnNext.Enabled = true;
                    btnPrev.Enabled = true;
                }
            }
            else
            {
                a1.Visible = true;
                a2.Visible = true;
                a3.Visible = true;
                string title = "Essential fields empty";
                string message = "Fields with asterisk have to be filled to continue";
                NoAction noAction = new NoAction(title, message);
                noAction.BringToFront();
                noAction.ShowDialog();
            }
        }

        private void BtnPrev_Click(object sender, EventArgs e)
        {
            holder.moveToDBLocation();
        }

        public string branchID()
        {
            cm1 = new SqlCommand("Select Count(branchID) from tblBranches", cn);
            dr = cm1.ExecuteReader();
            dr.Read();
            string branch_id = "BRID" + dr[0].ToString();
            dr.Close();
            branchidentity = branch_id;
            return branch_id;
        }
    }
}