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;
using PTMedicalInsurance.Variables;

namespace PTMedicalInsurance.Forms
{
    public partial class SettlementInfoIP : Form
    {        
        public decimal hisSumAmt { get; set; }
        public decimal hisPreAmt { get; set; }
        public decimal acctPayAmt { get; set; }
        public decimal insuAmt { get; set; }
        public decimal cashpayAmt { get; set; }

        public SettlementInfoIP(string hisAmt,string hisPreAmt)
        {
            InitializeComponent();
            this.StartPosition = FormStartPosition.CenterParent;

            edt_HisSumAmt.Text = hisAmt;
            edt_PreAmt.Text = hisPreAmt;
        }

        public void SettleMentAmt()
        {
            if (IsMoney(edt_AcctPayAmt.Text) == false)
            {
                MessageBox.Show("请重新输入正确的医保个人账户支付金额");
                return;
            }

            if (IsMoney(edt_InsuAmt.Text) == false)
            {
                MessageBox.Show("请重新输入正确的医保基金支付金额");
                return;
            }

            hisSumAmt = decimal.Parse(edt_HisSumAmt.Text);
            hisPreAmt = decimal.Parse(edt_PreAmt.Text);
            acctPayAmt = decimal.Parse(edt_AcctPayAmt.Text);
            insuAmt = decimal.Parse(edt_InsuAmt.Text);

            edt_cashPayAmt.Text = (Math.Abs(hisSumAmt) - Math.Abs(hisPreAmt) - Math.Abs(acctPayAmt) - Math.Abs(insuAmt)).ToString();
        }

        private void btnOK_Click(object sender, EventArgs e)
        {
            if (IsMoney(edt_AcctPayAmt.Text) == false)
            {
                MessageBox.Show("请重新输入正确的医保个人账户支付金额");
                return;
            }

            if (IsMoney(edt_InsuAmt.Text) == false)
            {
                MessageBox.Show("请重新输入正确的医保基金支付金额");
                return;
            }

            if (double.Parse(edt_HisSumAmt.Text) <= 0)
            {
                MessageBox.Show("该患者住院费用总额异常,请检查!");
                return;
            }
            
            hisSumAmt = decimal.Parse(edt_HisSumAmt.Text);
            hisPreAmt = decimal.Parse(edt_PreAmt.Text);
            acctPayAmt = decimal.Parse(edt_AcctPayAmt.Text);
            insuAmt = decimal.Parse(edt_InsuAmt.Text);
            //cashpayAmt = double.Parse(edt_cashPayAmt.Text);
            cashpayAmt = Math.Abs(hisSumAmt) - Math.Abs(hisPreAmt) - Math.Abs(acctPayAmt) - Math.Abs(insuAmt);

            if (cashpayAmt < 0)            
            {
                MessageBox.Show("【HIS总金额" + hisSumAmt.ToString() + "】-【预交金额" + hisPreAmt.ToString() + "】-【医保基金支付金额" + insuAmt.ToString() + "】-【医保个人账户支付金额" + acctPayAmt.ToString() + "】= 【现金支付金额" + cashpayAmt.ToString() + "】,现金支付金额小于0,请检查!");
                return;
            }
           
            this.DialogResult = DialogResult.OK;
        }

        private void btnCancel_Click(object sender, EventArgs e)
        {
            this.DialogResult = DialogResult.Cancel;
        }

        public static bool IsMoney(string input)
        {
            string pattern = @"^\-{0,1}[0-9]{0,}\.{0,1}[0-9]{1,}$";
            return System.Text.RegularExpressions.Regex.IsMatch(input, pattern, System.Text.RegularExpressions.RegexOptions.IgnoreCase);
        }

        private void edt_InsuAmt_KeyPress11(object sender, KeyPressEventArgs e)
        {
            //允许输入数字、小数点、删除键和负号  
            if ((e.KeyChar < 48 || e.KeyChar > 57) && e.KeyChar != 8 && e.KeyChar != (char)('.') && e.KeyChar != (char)('-'))
            {
                MessageBox.Show("请输入正确的数字");
                this.edt_InsuAmt.Text = "0.00";
                e.Handled = true;
            }
            if (e.KeyChar == (char)('-'))
            {
                if (edt_InsuAmt.Text != "")
                {
                    MessageBox.Show("请输入正确的数字");
                    this.edt_InsuAmt.Text = "0.00";
                    e.Handled = true;
                }
            }
            //小数点只能输入一次  
            if (e.KeyChar == (char)('.') && ((TextBox)sender).Text.IndexOf('.') != -1)
            {
                MessageBox.Show("请输入正确的数字");
                this.edt_InsuAmt.Text = "0.00";
                e.Handled = true;
            }
            //第一位不能为小数点  
            if (e.KeyChar == (char)('.') && ((TextBox)sender).Text == "")
            {
                MessageBox.Show("请输入正确的数字");
                this.edt_InsuAmt.Text = "0.00";
                e.Handled = true;
            }
            //第一位是0，第二位必须为小数点  
            if (e.KeyChar != (char)('.') && ((TextBox)sender).Text == "0")
            {
                MessageBox.Show("请输入正确的数字");
                this.edt_InsuAmt.Text = "0.00";
                e.Handled = true;
            }
            //第一位是负号，第二位不能为小数点  
            if (((TextBox)sender).Text == "-" && e.KeyChar == (char)('.'))
            {
                MessageBox.Show("请输入正确的数字");
                this.edt_InsuAmt.Text = "0.00";
                e.Handled = true;
            }
        }

        #region 控制只能输入整数或小数(供TextBox注册KeyPress事件)
        /**//// <summary>
            /// 控制只能输入整数或小数
            /// (小数位最多位4位，小数位可以自己修改)
            /// </summary>
            /// <param name="sender"></param>
            /// <param name="e"></param>
        private void Txb_KeyPress(object sender, System.Windows.Forms.KeyPressEventArgs e)
        {
            if (!(((e.KeyChar >= '0') && (e.KeyChar <= '9')) || e.KeyChar <= 31))
            {
                if (e.KeyChar == '.')
                {
                    if (((TextBox)sender).Text.Trim().IndexOf('.') > -1)
                        e.Handled = true;
                }
                else
                    e.Handled = true;
            }
            else
            {
                if (e.KeyChar <= 31)
                {
                    e.Handled = false;
                }
                else if (((TextBox)sender).Text.Trim().IndexOf('.') > -1)
                {
                    if (((TextBox)sender).Text.Trim().Substring(((TextBox)sender).Text.Trim().IndexOf('.') + 1).Length >= 4)
                        e.Handled = true;
                }
            }
        }

        #endregion

        private void SettlementInfoIP_Load(object sender, EventArgs e)
        {
            SettleMentAmt();

            edt_InsuAmt.Focus();
            edt_InsuAmt.SelectAll();
        }

        private void edt_AcctPayAmt_MouseLeave(object sender, EventArgs e)
        {
            SettleMentAmt();
        }

        private void edt_InsuAmt_MouseLeave(object sender, EventArgs e)
        {
            SettleMentAmt();
        }
    }
}