Biskilog/BISKILOG POS PREMIUM/Products Module/UnitMeasure.cs

using BiskLog_Point_Of_Sale.Classes;
using BiskLog_Point_Of_Sale.Dialogs;
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.Products_Module
{
    public partial class UnitMeasure : Form
    {
        SqlConnection cn;
        DatabaseConn conn = new DatabaseConn();
        SqlCommand cm;
        public List<FundamentalQuantities> newQuantity = new List<FundamentalQuantities>();
        string uniCode = "";
        AddProductModule productModule;
        SqlDataReader dr;
        List<string> availableUnits;
        EditProductModule editproductModule;
        public UnitMeasure(AddProductModule productModule = null, EditProductModule editproductModule = null, List<string>available = null)
        {
            InitializeComponent();
            cn = new SqlConnection(conn.MyConnection());
            this.productModule = productModule;
            this.availableUnits = available;
            this.editproductModule = editproductModule;
        }

        private void exitBTN_Click(object sender, EventArgs e)
        {
            this.Close();
        }
        public int addUnits()
        {
            try
            {
                int result = 0;
                taller.Invoke(new Action(() =>
                {
                    if (!availableUnits.Contains(taller.Text))
                    {
                        uniCode = Settings.Default.BranchID + DateTime.Now.ToString("yyyyMMddHHmmssfff") + maashorti.Text;
                        cn.Open();
                        cm = new SqlCommand("Insert into UnitOfMeasure (unitCode,unitname,unitshort,status,branchID) values " +
                            "(@unitCode,@unitname,@unitshort,@status,@branchID)", cn);
                        cm.Parameters.AddWithValue("@unitCode", uniCode);
                        cm.Parameters.AddWithValue("@unitname", taller.Text);
                        cm.Parameters.AddWithValue("@unitshort", maashorti.Text);
                        cm.Parameters.AddWithValue("@status", "ACTIVE");
                        cm.Parameters.AddWithValue("@branchID", Settings.Default.BranchID);
                        cm.ExecuteNonQuery();
                        result = 1;
                        cn.Close();
                    }
                    else
                    {
                        result = 2;
                    }
                }));
                return result;
            }
            catch (Exception ex)
            {
                ErrorLogging.WriteToFile(ex.ToString());
                cn.Close();
                return 0;
            }
        }

        private async void customerHistory_Click(object sender, EventArgs e)
        {
            if (!String.IsNullOrEmpty(taller.Text) && !String.IsNullOrEmpty(maashorti.Text))
            {
                Task<int> task = new Task<int>(addUnits);
                task.Start();
                int result = await task;
                if (result == 1)
                {
                    FundamentalQuantities quantities = new FundamentalQuantities();
                    quantities.fullname = taller.Text;
                    quantities.shortname = maashorti.Text;
                    quantities.id = uniCode;
                    newQuantity.Add(quantities);
                    string title = "Operation Successful";
                    string message = "Unit Added Successfully";
                    NoAction prompt = new NoAction(title, message);
                    prompt.BringToFront();
                    prompt.ShowDialog();
                    taller.Text = "";
                    maashorti.Text = "";

                }
                else if (result == 2)
                {
                    string title = "Unit Already exists";
                    string message = "Unit has already been created, cannot create units with the same name";
                    NoAction prompt = new NoAction(title, message);
                    prompt.BringToFront();
                    prompt.ShowDialog();
                    taller.Text = "";
                    maashorti.Text = "";
                    if (productModule != null)
                    {
                        productModule.refresh();
                    }
                    else
                    {
                        editproductModule.refresh();
                    }
                    this.Close();
                }
                else
                {
                    string title = "An error occurred";
                    string message = "An error occurred while trying to add new unit of measure";
                    NoAction prompt = new NoAction(title, message);
                    prompt.BringToFront();
                    prompt.ShowDialog();

                }
            }
            else
            {
                string title = "Empty Fields";
                string message = "Fill all spaces to continue";
                NoAction prompt = new NoAction(title, message);
                prompt.BringToFront();
                prompt.ShowDialog();

            }
        }

        private void exitBTN_MouseEnter(object sender, EventArgs e)
        {
            exitBTN.BackColor = Color.Crimson;
        }

        private void exitBTN_MouseLeave(object sender, EventArgs e)
        {
            exitBTN.BackColor = Color.Transparent;
        }
    }
}