using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Text;
using System.Windows.Forms;


namespace DCSYJ.QRCODE
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void label2_Click(object sender, EventArgs e)
        {

        }

        private void button1_Click(object sender, EventArgs e)
        {
            if(string.IsNullOrEmpty(txt_xm.Text))
            {
                MessageBox.Show("请输入姓名！");
                txt_xm.Focus();
                return;
            }
            if(string.IsNullOrEmpty(txt_sfz.Text))
            {
                MessageBox.Show("请输入身份证！");
                txt_sfz.Focus();
                return;
            }
            else
            {

                if(!CheckIDCard18(txt_sfz.Text))
                {
                    MessageBox.Show("身份证输入错误！");
                    txt_sfz.Focus();
                    return;
                }
            }
            if(cbb_lb.SelectedItem==null||string.IsNullOrEmpty(cbb_lb.SelectedItem.ToString()))
            {
                MessageBox.Show("请选择从业类别！");
                cbb_lb.Focus();
                return;
            }
            if (string.IsNullOrEmpty(txt_dw.Text))
            {
                MessageBox.Show("请选输入单位名称！");
                txt_dw.Focus();
                return;
            }
            DataTable dt = new DataTable();

            dt.Columns.Add("xm");
            dt.Columns.Add("sfzh");
            dt.Columns.Add("lb");
            dt.Columns.Add("dw");
            dt.Columns.Add("img", typeof(byte[]));
            string ewmnr = "食药局申请\r\n姓名：" + txt_xm.Text + "\r\n身份证：" + txt_sfz.Text + "\r\n从业类别：" + cbb_lb.SelectedItem.ToString() + "\r\n单位：" + txt_dw.Text +
                "\r\n德城区食药局申请专用";

            Encoding e8859Encode = Encoding.GetEncoding("iso-8859-1");
            Encoding srcEncode = Encoding.Unicode;
            Encoding dstEncode = Encoding.GetEncoding("utf-8");
            byte[] srcBytes = srcEncode.GetBytes(ewmnr);
            byte[] dstBytes = Encoding.Convert(srcEncode, dstEncode, srcBytes);
            char[] dstChars = new char[e8859Encode.GetCharCount(dstBytes, 0, dstBytes.Length)];
            e8859Encode.GetChars(dstBytes, 0, dstBytes.Length, dstChars, 0);
            ZXing.QrCode.QRCodeWriter qw = new ZXing.QrCode.QRCodeWriter();

            var code = qw.encode(new string(dstChars), ZXing.BarcodeFormat.QR_CODE, 151, 151);
            ZXing.BarcodeWriter bw = new ZXing.BarcodeWriter();
            
            var b = bw.Write(code);
            MemoryStream ms = new MemoryStream();
            b.Save(ms, ImageFormat.Jpeg);
            b.Dispose();
            DataRow dr = dt.NewRow();
            dr["xm"] = txt_xm.Text;
            dr["sfzh"] = txt_sfz.Text;
            dr["lb"] = cbb_lb.SelectedItem.ToString();
            dr["dw"] = txt_dw.Text;
            dr["img"] = ms.ToArray();
            dt.Rows.Add(dr);
            FastReport.Report re = new FastReport.Report();
            re.Load(Application.StartupPath + "\\report\\report.frx");
            re.RegisterData(dt, "dt1");
            re.PrintSettings.ShowDialog = false;
            re.Print();
            txt_xm.Text = txt_dw.Text = txt_sfz.Text = "";
            cbb_lb.SelectedItem = "";
        }



        private bool CheckIDCard18(string idNumber)
        {
            if(idNumber.Length!=18)
            {
                return false;
            }
            long n = 0;
            if (long.TryParse(idNumber.Remove(17), out n) == false
                || n < Math.Pow(10, 16) || long.TryParse(idNumber.Replace('x', '0').Replace('X', '0'), out n) == false)
            {
                return false;//数字验证 
            }
            string address = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";
            if (address.IndexOf(idNumber.Remove(2)) == -1)
            {
                return false;//省份验证 
            }
            string birth = idNumber.Substring(6, 8).Insert(6, "-").Insert(4, "-");
            DateTime time = new DateTime();
            if (DateTime.TryParse(birth, out time) == false)
            {
                return false;//生日验证 
            }
            string[] arrVarifyCode = ("1,0,x,9,8,7,6,5,4,3,2").Split(',');
            string[] Wi = ("7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2").Split(',');
            char[] Ai = idNumber.Remove(17).ToCharArray();
            int sum = 0;
            for (int i = 0; i < 17; i++)
            {
                sum += int.Parse(Wi[i]) * int.Parse(Ai[i].ToString());
            }
            int y = -1;
            Math.DivRem(sum, 11, out y);
            if (arrVarifyCode[y] != idNumber.Substring(17, 1).ToLower())
            {
                return false;//校验码验证 
            }
            return true;//符合GB11643-1999标准 
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }
    }
}