using System;
using System.Windows.Forms;

namespace Mesnac.Action.ChemicalWeighing.LjWeight
{
    public partial class FrmWeight : Form
    {
        public FrmWeight()
        {
            InitializeComponent();
        }

        private int _id = 0;

        public FrmWeight(int id) : this()
        {
            this._id = id;
            SetUpdateFromPlc();
            LowWeight.MaxLength = 5;
            HighWeight.MaxLength = 5;
        }

        private void SetUpdateFromPlc()
        {
            WeightSettingView view = WeightSettingPlc.UpFromPlc(_id);
            this.HighWeight.Text = view.HighWeight.ToString();
            this.LowWeight.Text = view.LowWeight.ToString();
        }

        private void btnCancel_Click(object sender, EventArgs e)
        {
             this.Close();
        }

        private void btnOK_Click(object sender, EventArgs e)
        {
            string lowWeight = LowWeight.Text.Trim();
            string highWeight = HighWeight.Text.Trim();

            if (!float.TryParse(lowWeight, out var low))
            {
                LowWeight.Focus();
                MessageBox.Show("请输入正确的低料位重量");
                return;
            }
            
            if (!float.TryParse(highWeight, out var high))
            {
                HighWeight.Focus();
                MessageBox.Show("请输入正确的高料位重量");
                return;
            }

            WeightSettingView view = new WeightSettingView()
            {
                Id = _id,
                HighWeight = high,
                LowWeight = low
            };
            
            WeightSettingPlc.DownToPlc(new []{view});
        }
    }
}