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 TradeIdeas.TIProGUI
{
    public partial class OrderMaxControl : UserControl
    {
        private bool _valid = true;
        private bool _largeView = true;
        private Size _origSize;
        private Font _statusFont;
        private float _origStatusFontSize;

        private decimal _dollars;
        private decimal _shares;

        /// <summary>
        /// Order Maximum validation control.
        /// </summary>
        public OrderMaxControl()
        {
            InitializeComponent();
            _origSize = Size;
            _statusFont = lblStatus.Font;
            _origStatusFontSize = lblStatus.Font.Size;
        }

        /// <summary>
        /// Status font.
        /// </summary>
        public Font StatusFont
        {
            get { return _statusFont; }
            set
            {
                _statusFont = value;
                lblStatus.Font = _statusFont;
            }
        }

        /// <summary>
        /// Get the original Status font size.
        /// </summary>
        public float OrigStatusFontSize
        {
            get { return _origStatusFontSize; }
        }

        /// <summary>
        /// Set Validate to whether or not the Order Maximum is observed.
        /// </summary>
        public bool Valid
        {
            get { return _valid; }
            set
            {
                _valid = value;
                if (_valid)
                {
                    picStatus.Image = Properties.Resources.GreenCheck;
                    lblStatus.Text = "Valid";
                }
                else
                {
                    picStatus.Image = Properties.Resources.RedX;
                    lblStatus.Text = "Invalid";
                }
            }
        }

        /// <summary>
        /// Set Large View to show Status text also.
        /// </summary>
        public bool LargeView
        {
            get { return _largeView; }
            set
            {
                _largeView = value;
                if (_largeView)
                {
                    Size = _origSize;
                    lblStatus.Visible = true;
                }
                else
                {
                    Width = Height;
                    lblStatus.Visible = false;
                }
            }
        }

        /// <summary>
        /// Dollars to be validated.
        /// </summary>
        public decimal Dollars
        {
            get { return _dollars; }
            set
            {
                _dollars = value;
                ValidateMaximums();
            }
        }

        /// <summary>
        /// Shares to be validated.
        /// </summary>
        public decimal Shares
        {
            get { return _shares; }
            set
            {
                _shares = value;
                ValidateMaximums();
            }
        }

        /// <summary>
        /// Validate Dollars and Shares against Order Maximums.
        /// </summary>
        private void ValidateMaximums()
        {
            bool dollarsValid = true;
            bool sharesValid = true;
            string toolTipText = "";

            // Validate Dollars.
            if (GuiEnvironment.OEPOrderMaximumDollars > 0 && _dollars > 0)
            {
                if (_dollars > GuiEnvironment.OEPOrderMaximumDollars)
                {
                    dollarsValid = false;
                    toolTipText += $"{_dollars.ToString("N2")} Dollars exceeds Order Maximum of {GuiEnvironment.OEPOrderMaximumDollars.ToString("N2")}.";
                }
                else
                {
                    toolTipText += $"{_dollars.ToString("N2")} Dollars adheres to Order Maximum of {GuiEnvironment.OEPOrderMaximumDollars.ToString("N2")}.";
                }
            }
            // Validate Shares.
            if (GuiEnvironment.OEPOrderMaximumShares > 0 && _shares > 0)
            {
                if (toolTipText.Length > 0)
                    toolTipText += " ";
                if (_shares > GuiEnvironment.OEPOrderMaximumShares)
                {
                    sharesValid = false;
                    toolTipText += $"{_shares.ToString("N0")} Shares exceeds Order Maximum of {GuiEnvironment.OEPOrderMaximumShares.ToString("N0")}.";
                }
                else
                {
                    toolTipText += $"{_shares.ToString("N0")} Shares adheres to Order Maximum of {GuiEnvironment.OEPOrderMaximumShares.ToString("N0")}.";
                }
            }

            // Set Valid.
            Valid = dollarsValid && sharesValid;

            // Set tooltip.
            toolTip1.SetToolTip(picStatus, toolTipText);
        }
    }
}