//using Microsoft.Office.Interop.Excel;
using AR;
using OpenQA.Selenium.DevTools.V136.Animation;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Text.RegularExpressions;
using System.Web.UI;
using System.Windows.Forms;
using UniMarc;
using UniMarc.ListOfValue;
using UniMarc.마크;
using WindowsFormsApp1;
using WindowsFormsApp1.Mac;

namespace ExcelTest
{
    public partial class Marc2 : Form
    {
        /// <summary>
        /// isbn / 도서명 / 저자 / 출판사 / 가격
        /// </summary>
        string[] data_book = { "", "", "", "", "" };
        int SaveRowIdx = -1;
        public string mUserName;
        string mCompidx = UniMarc.Properties.Settings.Default.compidx;
        string mListIdx = "";
        public string find;
        public string change;
        public string call = "";
        private string data008 = string.Empty;
        private bool mLoadCompleted = false;
        string tbName = "";
        public int checkCout = 0;
        public bool gridViewChk = false;        // True / False
        Helper_DB db = new Helper_DB();
        Help008Tag tag008 = new Help008Tag();
        Skill_Search_Text search_Text = new Skill_Search_Text();
        String_Text st = new String_Text();
        Mac_List ml;

        public Marc2()
        {
            InitializeComponent();
            this.ml = null;
            mUserName = string.Empty;
            marcEditorControl1.db = this.db;
            marcEditorControl1.BookSaved += MarcEditorControl_BookSaved;
            marcEditorControl1.FillBlankClicked += MarcEditorControl_FillBlankClicked;
        }
        public Marc2(Mac_List _ml)
        {
            InitializeComponent();
            ml = _ml;
            mUserName = ml.user_name;
            marcEditorControl1.db = this.db;
            marcEditorControl1.BookSaved += MarcEditorControl_BookSaved;
            marcEditorControl1.FillBlankClicked += MarcEditorControl_FillBlankClicked;
        }

        string l_idx = string.Empty;
        string c_idx = string.Empty;
        private void Marc_Load(object sender, EventArgs e)
        {
            
        }

        /// <summary>
        /// 가져온 목록을 책목록과 연동하여 Grid에 집어넣음.
        /// </summary>
        /// <param name="date">목록일자</param>
        /// <param name="value">목록명</param>
        public void input_list(string l_idx, string value, string C_idx, string custidx, string custname)
        {
            db.DBcon();
            if (value.isEmpty() == false)
            {
                if (value.IndexOf("]") != -1)
                    this.Text = $"마크 작성(1)-{value.Substring(value.IndexOf("]") + 1)}";
                else
                    this.Text = $"마크 작성(1){value}";
            }

            this.l_idx = l_idx;
            this.c_idx = C_idx;
            string Area = "`idx`, `isbn_marc`, `header`, `num`, `book_name`, `author`, `book_comp`, `count`, `pay`, `image_url`, `m_idx`";
            string[] sear_tbl = { "l_idx", "compidx" };
            string[] sear_col = { l_idx, C_idx };

            lbl_BookList.Text = value;
            tbCustName.Text = custname;
            lbCustIDX.Text = custidx;

            string cmd =
                string.Format("SELECT {0} " +
                "FROM {1} " +
                "WHERE `{2}` = \"{4}\" AND `{3}` = \"{5}\"" +
                "ORDER BY `idx` ASC;", Area, "Obj_List_Book", sear_tbl[0], sear_tbl[1], sear_col[0], sear_col[1]);
            string db_res = db.DB_Send_CMD_Search(cmd);
            string[] db_data = db_res.Split('|');
            string[] grid = {
                "", "", "", "", "",
                "", "", "", "", "",
                "", "", "V", "", "" };



            mLoadCompleted = false;
            for (int a = 0; a < db_data.Length - 1; a += 11)
            {

                grid[0] = db_data[a];    // 0: idx
                grid[1] = db_data[a + 1];    // 1: isbn
                grid[2] = db_data[a + 2];    // 2: header
                grid[2] += db_data[a + 3];   // 2: num
                grid[3] = db_data[a + 4];    // 3: book_num
                grid[4] = db_data[a + 5];    // 4: author
                grid[5] = db_data[a + 6];    // 5: book_comp
                grid[6] = db_data[a + 7];    // 6: count
                grid[7] = db_data[a + 8];    // 7: pay
                grid[8] = db_data[a + 9];    // 8: image_url
                grid[9] = db_data[a + 10];    // 9: m_idx

                List_Book.Rows.Add(grid);
                //if (a % 11 == 0) { grid[0] = db_data[a]; }   // 0: idx
                //if (a % 11 == 1) { grid[1] = db_data[a+1]; }   // 1: isbn
                //if (a % 11 == 2) { grid[2] = db_data[a+2]; }   // 2: header
                //if (a % 11 == 3) { grid[2] += db_data[a+3]; }  // 2: num
                //if (a % 11 == 4) { grid[3] = db_data[a+4]; }   // 3: book_num
                //if (a % 11 == 5) { grid[4] = db_data[a+5]; }   // 4: author
                //if (a % 11 == 6) { grid[5] = db_data[a+6]; }   // 5: book_comp
                //if (a % 11 == 7) { grid[6] = db_data[a+7]; }   // 6: count
                //if (a % 11 == 8) { grid[7] = db_data[a+8]; }   // 7: pay
                //if (a % 11 == 9) { grid[8] = db_data[a+9]; }   // 8: image_url
                //if (a % 11 == 10) { grid[9] = db_data[a+10];    // 9: m_idx
                //    List_Book.Rows.Add(grid);
                //}
            }
            chk_Marc();
            mLoadCompleted = true;

            List_Book.ClearSelection();
            if (this.List_Book.RowCount > 0)
                List_Book.Rows[0].Selected = true;
        }

        /// <summary>
        /// 마크 유무 확인하는 함수
        /// </summary>
        void chk_Marc()
        {
            for (int a = 0; a < List_Book.Rows.Count; a++)
            {
                string Area =
                    // 0 1
                    "`idx`, `compidx`, " +
                    // 2 3 4 5 6 7
                    "`marc`, `marc_chk`, `marc1`, `marc_chk1`, `marc2`, `marc_chk2`, " +
                    // 8 9 10 11
                    "`grade`, `008tag`, `user`, `date`";

                string Table = "Marc";

                string[] sear_tbl = { "ISBN" };
                string[] sear_col = { List_Book.Rows[a].Cells["ISBN13"].Value.ToString() };

                //if (List_Book.Rows[a].Cells["marc_idx"].Value.ToString() != "0") {//여기 조건이 이상함.. 여기 조건때문에 순서가 잘 못 뜨는 경우 발생..
                //    sear_tbl[0] = "idx";
                //    sear_col[0] = List_Book.Rows[a].Cells["marc_idx"].Value.ToString();
                //}

                string Chk_Cmd = string.Format("SELECT {0} FROM {1} WHERE `{2}` = \"{3}\" ORDER BY FIELD(`compidx`, {4}) DESC;",
                    Area, Table, sear_tbl[0], sear_col[0], mCompidx);

                string Chk_Res = db.DB_Send_CMD_Search(Chk_Cmd);
                string[] Chk_Arr = Chk_Res.Split('|');

                bool isMyData = true;
                if (Chk_Arr.Length < 2)
                {
                    List_Book.Rows[a].Cells["grade"].Value = "3";
                    List_Book.Rows[a].DefaultCellStyle.ForeColor = Color.Red;
                    continue;
                }

                if (Chk_Arr[1] != mCompidx)
                    isMyData = false;

                string[] MarcData = { Chk_Arr[2], Chk_Arr[4], Chk_Arr[6] };
                string[] CheckData = { Chk_Arr[3], Chk_Arr[5], Chk_Arr[7] };

                List_Book.Rows[a].DefaultCellStyle.ForeColor = SetGradeColor(Chk_Arr[8], isMyData);
                List_Book.Rows[a].Cells["marc_idx"].Value = Chk_Arr[0];
                List_Book.Rows[a].Cells["db_marc"].Value = MarcData[0];//NewestMarc(MarcData, CheckData);
                List_Book.Rows[a].Cells["grade"].Value = Chk_Arr[8];
                // text008.Text = Chk_Arr[9];
                List_Book.Rows[a].Cells["user"].Value = Chk_Arr[10];
                List_Book.Rows[a].Cells["SaveDate"].Value = Chk_Arr[11];

                if (isMyData)
                    SaveDateCheck(Chk_Arr[11], a);

                else
                {
                    string FindCompCmd = string.Format("SELECT `comp_name` FROM `Comp` WHERE `idx` = {0}", Chk_Arr[1]);
                    List_Book.Rows[a].Cells["user"].Value = db.DB_Send_CMD_Search(FindCompCmd).Replace("|", "");
                    List_Book.Rows[a].DefaultCellStyle.BackColor = Color.LightGray;
                }
            }
        }

        private string NewestMarc(string[] marc, string[] marc_chk)
        {
            string result = "";
            int count = 0;
            foreach (string chk in marc_chk)
            {
                if (chk == "1")
                    result = marc[count];

                count++;
            }
            return result;
        }

        private Color SetGradeColor(string Grade, bool isMyData = true)
        {
            if (!isMyData)
                return Color.Orange;

            switch (Grade)
            {
                case "0": // A
                    return Color.Blue;

                case "1": // B
                    return Color.Black;

                case "2": // C
                    return Color.Gray;

                case "3": // D
                    return Color.Red;

                default:
                    return Color.Black;
            }
        }

        /// <summary>
        /// 마지막 저장시각 14일이전일 경우 배경 색 변경
        /// </summary>
        /// <param name="Date">마지막 저장시각</param>
        /// <param name="row">해당 행</param>
        private void SaveDateCheck(string Date, int row)
        {
            DateTime SaveDate = DateTime.ParseExact(Date, "yyyy-MM-dd HH:mm:ss",
                System.Globalization.CultureInfo.InvariantCulture, System.Globalization.DateTimeStyles.None);
            DateTime TargetDate = DateTime.Today.AddDays(-14);

            int result = DateTime.Compare(SaveDate, TargetDate);

            if (result >= 0)    // SaveDate가 같거나 큼
                List_Book.Rows[row].DefaultCellStyle.BackColor = Color.Yellow;

            else                // TargetDate가 큼
                List_Book.Rows[row].DefaultCellStyle.BackColor = Color.White;

        }


        private string mOldMarc = string.Empty;
        private void List_Book_SelectionChanged(object sender, EventArgs e)
        {
            if (!mLoadCompleted) return;
            int row_idx = List_Book.CurrentCell.RowIndex;
            int col_idx = List_Book.CurrentCell.ColumnIndex;
            if (row_idx == -1 || col_idx == -1) { return; }
            SaveRowIdx = row_idx;

            mOldMarc = List_Book.Rows[row_idx].Cells["db_marc"].Value.ToString();
            string isbn = List_Book.Rows[row_idx].Cells["ISBN13"].Value.ToString();
            if (isbn != "")
            {
                string CountQuery = string.Format("SELECT Count(isbn) FROM Marc WHERE isbn = {0} GROUP BY isbn;", isbn);
                string CountResult = db.self_Made_Cmd(CountQuery).Replace("|", "");

                if (CountResult == "")
                    btn_CopySelect.Text = "0";

                if (CountResult == "0")
                {
                    btn_CopySelect.Enabled = false;
                    btn_CopySelect.BackColor = Color.Silver;
                }
                else
                {
                    btn_CopySelect.Enabled = true;
                    btn_CopySelect.BackColor = Color.Khaki;
                }

                btn_CopySelect.Text = CountResult;
            }

            if (check_V(row_idx, col_idx))
                return;

            string isbn13 = List_Book.Rows[row_idx].Cells["ISBN13"].Value?.ToString() ?? "";
            string bookName = List_Book.Rows[row_idx].Cells["book_name"].Value?.ToString() ?? "";
            string author = List_Book.Rows[row_idx].Cells["author"].Value?.ToString() ?? "";
            string publisher = List_Book.Rows[row_idx].Cells["book_comp"].Value?.ToString() ?? "";
            string price = List_Book.Rows[row_idx].Cells["pay"].Value?.ToString() ?? "";
            string url = List_Book.Rows[row_idx].Cells["url"].Value?.ToString() ?? ""; // or image_url?
            string marcIdx = List_Book.Rows[row_idx].Cells["marc_idx"].Value?.ToString() ?? "";
            string dbMarc = List_Book.Rows[row_idx].Cells["db_marc"].Value?.ToString() ?? "";
            string grade = List_Book.Rows[row_idx].Cells["grade"].Value?.ToString() ?? "";
            string user = List_Book.Rows[row_idx].Cells["user"].Value?.ToString() ?? "";
            string saveDate = List_Book.Rows[row_idx].Cells["SaveDate"].Value?.ToString() ?? "";
            string listIdx = List_Book.Rows[row_idx].Cells["list_idx"].Value?.ToString() ?? ""; // verify this column name in input_list

            marcEditorControl1.LoadBookData(isbn13, bookName, author, publisher, price, url, marcIdx, dbMarc, grade, user, saveDate, listIdx);
        }
      
        bool check_V(int row, int col)
        {
            string name = List_Book.Columns[col].Name;
            if (name == "colCheck")
            {
                if (List_Book.Rows[row].Cells[col].Value.ToString() == "V")
                    List_Book.Rows[row].Cells[col].Value = "";

                else
                    List_Book.Rows[row].Cells["colCheck"].Value = "V";

                return true;
            }
            else
                return false;
        }


        private void btn_Search_Click(object sender, EventArgs e)
        {
            if (List_Book.RowCount < 0) return;

            Search_ReSet();

            bool isSort = rb_Sort.Checked;
            int combo = comboBox8.SelectedIndex;        // 0: 등급 / 1: 복본

            if (isSort)
            {
                if (combo == 0)
                {
                    List_Book.Sort(List_Book.Columns["grade"], System.ComponentModel.ListSortDirection.Ascending);
                }
                else
                {
                    List_Book.Sort(List_Book.Columns["ISBN13"], System.ComponentModel.ListSortDirection.Ascending);
                }
            }
            else
            {
                int comboIdx;
                if (combo == 0)
                {
                    comboIdx = comboBox9.SelectedIndex;
                    Search_Filter("grade", comboIdx);
                }
                else
                {      // 수정필요

                }
            }
        }
        #region Search_Click_Sub
        private void Search_ReSet()
        {
            DataGridViewBand reSet;
            for (int a = 0; a < List_Book.RowCount; a++)
            {
                reSet = List_Book.Rows[a];
                reSet.Visible = true;
            }
        }

        private void Search_Filter(string target, int comboIdx)
        {
            int count = List_Book.Rows.Count;
            DataGridViewBand band;
            if (comboIdx == 0)
            {
                for (int a = 0; a < count; a++)
                {
                    band = List_Book.Rows[a];
                    band.Visible = true;
                }
                return;
            }

            comboIdx--;
            for (int a = 0; a < count; a++)
            {
                if (List_Book.Rows[a].Cells[target].Value.ToString() != comboIdx.ToString())
                {
                    band = List_Book.Rows[a];
                    band.Visible = false;
                }
            }
        }
        #endregion

        private void btn_CopySelect_Click(object sender, EventArgs e)
        {
            //TODO: 마크 물리는쪽
            int row = List_Book.CurrentCell.RowIndex;
            string isbn = List_Book.Rows[row].Cells["ISBN13"].Value.ToString();

            MarcCopySelect copySelect = new MarcCopySelect(this);
            copySelect.MarcFormRowIndex = row;
            copySelect.Init("isbn", isbn);
            copySelect.Show();
        }

        /// <summary>
        /// 선택된 마크에 대한 정보를 그리드뷰에 저장.
        /// </summary>
        /// <param name="row"></param>
        /// <param name="GridData">[0] idx, [1] compidx, [2] user, [3] date, [4] grade, [5] tag008, [6] marc </param>
        public void SelectMarc_Sub(int row, string[] GridData)
        {
            List_Book.Rows[row].Cells["marc_idx"].Value = GridData[0];
            List_Book.Rows[row].Cells["user"].Value = GridData[2];
            List_Book.Rows[row].Cells["SaveDate"].Value = GridData[4];
            List_Book.Rows[row].Cells["grade"].Value = GridData[3];
            // text008.Text = GridData[5];
            List_Book.Rows[row].Cells["db_marc"].Value = GridData[6];
            mOldMarc = GridData[6];
            List_Book.Rows[row].DefaultCellStyle.ForeColor = SetGradeColor(GridData[4]);
            List_Book.Rows[row].DefaultCellStyle.BackColor = Color.Yellow;

            if (List_Book.CurrentRow != null && List_Book.CurrentRow.Index == row)
            {
                List_Book_SelectionChanged(null, null);
            }
        }

        private void MarcEditorControl_BookSaved(object sender, ExcelTest.MarcEditorControl.BookSavedEventArgs e)
        {
            if (SaveRowIdx >= 0 && SaveRowIdx < List_Book.Rows.Count)
            {
                string currentListIdx = List_Book.Rows[SaveRowIdx].Cells["list_idx"].Value?.ToString();
                // If list_idx column name differs, check input_list. Assuming "list_idx" or "idx".
                // In input_list: grid[0] = db_data[a]; (idx). 
                // And MarcEditorControl uses "list_idx" passed from List_Book_SelectionChanged.
                // We need to match what we passed.

                // Just update based on SaveRowIdx for now, assuming modal blocking or single user interaction.
                List_Book.Rows[SaveRowIdx].Cells["grade"].Value = e.Grade;
                List_Book.Rows[SaveRowIdx].Cells["SaveDate"].Value = e.SaveDate;
                List_Book.Rows[SaveRowIdx].Cells["user"].Value = e.User;
                List_Book.Rows[SaveRowIdx].Cells["db_marc"].Value = e.DBMarc;
                List_Book.Rows[SaveRowIdx].Cells["marc_idx"].Value = e.MarcIdx;
                List_Book.Rows[SaveRowIdx].DefaultCellStyle.ForeColor = SetGradeColor(e.Grade);
            }
        }

        private void MarcEditorControl_FillBlankClicked(object sender, EventArgs e)
        {
            if (List_Book.CurrentRow == null) return;
            int row = List_Book.CurrentRow.Index;
            string ISBN = List_Book.Rows[row].Cells["ISBN13"].Value?.ToString();

            if (string.IsNullOrEmpty(ISBN))
            {
                MessageBox.Show("ISBN이 존재하지않습니다!");
                return;
            }

            UniMarc.Marc_FillBlank fb = new UniMarc.Marc_FillBlank(this);
            for (int a = 0; a < List_Book.Rows.Count; a++)
            {
                if (List_Book.Rows[a].DefaultCellStyle.ForeColor == Color.Red)
                {
                    string[] GridData =
                    {
                        a.ToString(),
                        List_Book.Rows[a].Cells["ISBN13"].Value?.ToString() ?? "",
                        List_Book.Rows[a].Cells["book_name"].Value?.ToString() ?? "",
                        List_Book.Rows[a].Cells["author"].Value?.ToString() ?? "",
                        List_Book.Rows[a].Cells["book_comp"].Value?.ToString() ?? "",
                        List_Book.Rows[a].Cells["pay"].Value?.ToString() ?? "",
                        ""
                    };
                    fb.InitFillBlank(GridData);
                }
            }
            fb.ISBN = ISBN;
            fb.Show();
        }

        private void comboBox8_SelectedIndexChanged(object sender, EventArgs e)
        {
            comboBox9.Items.Clear();

            ComboBox cb = sender as ComboBox;
            if (cb.SelectedIndex == 0)
            {
                comboBox9.Enabled = true;
                string[] grade = { "전체", "A", "B", "C", "D" };
                comboBox9.Items.AddRange(grade);
                comboBox9.SelectedIndex = 0;
            }
            else
                comboBox9.Enabled = false;
        }

        private void Radio_Sort_CheckedChanged(object sender, EventArgs e)
        {
            RadioButton rb = sender as RadioButton;
            string text = rb.Text;
            if (text == "정렬")
                comboBox9.Enabled = false;

            else
                comboBox9.Enabled = true;
        }


        private void btn_mk_marcList_Click(object sender, EventArgs e)
        {
            Marc_mkList mkList = new Marc_mkList(this);
            mkList.StartPosition = FormStartPosition.CenterScreen;
            mkList.Show();
        }
        #region 마크생성목록_Sub
        public bool Check_BackColor(int row)
        {
            if (List_Book.Rows[row].DefaultCellStyle.ForeColor != Color.Red)
                return true;

            return false;
        }
        public bool Check_List_V(int row)
        {
            if (List_Book.Rows[row].Cells["colCheck"].Value.ToString() == "V")
                return true;

            return false;
        }
        #endregion

        private void checkBox3_CheckedChanged(object sender, EventArgs e)
        {
            bool isCheck = checkBox3.Checked;
            if (isCheck)
            {
                for (int a = 0; a < List_Book.Rows.Count; a++)
                {
                    List_Book.Rows[a].Cells["colCheck"].Value = "V";
                }
            }
            else
            {
                for (int a = 0; a < List_Book.Rows.Count; a++)
                {
                    List_Book.Rows[a].Cells["colCheck"].Value = "";
                }
            }
        }

        private void List_Book_KeyDown(object sender, KeyEventArgs e)
        {
            int row = List_Book.CurrentCell.RowIndex;
            if (e.KeyCode == Keys.Space)
            {
                if (List_Book.Rows[row].Cells["colCheck"].Value.ToString() == "V")
                    List_Book.Rows[row].Cells["colCheck"].Value = "";

                else
                    List_Book.Rows[row].Cells["colCheck"].Value = "V";
            }
        }

        private void FillTextBox_KeyDown(object sender, KeyEventArgs e)
        {
            TextBox tb = sender as TextBox;

            //if (e.KeyCode == Keys.F3)
            //{
            //    int line = tb.SelectionStart;
            //    tb.Text = tb.Text.Insert(line, "▽");
            //    tb.SelectionStart = line + 1;
            //}
            if (e.KeyCode == Keys.F3)
            {
                tb.InvokeInsertText("▽");
                //tb.Select(tb.Text.Length, 0);
            }
            else if (e.KeyCode == Keys.F4)
            {
                tb.InvokeInsertText("△");
                //tb.Select(tb.Text.Length, 0);
            }

            //tb.SelectionStart = tb.Text.Length;
            //tb.Select(tb.Text.Length, 0);
        }


        #region DataGridView 드래그 행이동 이벤트 함수

        Skill_Grid sg = new Skill_Grid();

        private void List_Book_MouseMove(object sender, MouseEventArgs e)
        {
            sg.MouseMove(sender, e);
        }

        private void List_Book_MouseDown(object sender, MouseEventArgs e)
        {
            sg.MouseDown(sender, e);
        }

        private void List_Book_DragOver(object sender, DragEventArgs e)
        {
            sg.DragOver(sender, e);
        }

        private void List_Book_DragDrop(object sender, DragEventArgs e)
        {
            sg.DragDrop(sender, e);
        }

        #endregion



        private bool isEmpty(string boxText)
        {
            if (boxText == "")
                return false;
            return true;
        }

        private bool isEmpty(string[] boxText)
        {
            bool[] isText = new bool[boxText.Length];
            int count = 0;
            int chkCount = 0;
            foreach (string Check in boxText)
            {
                if (Check == "")
                    isText[count] = false;
                else
                {
                    isText[count] = true;
                    chkCount++;
                }
                count++;
            }

            if (chkCount == 0)
                return false;

            return true;
        }

       
        private void btn_FilterReturn_Click(object sender, EventArgs e)
        {
            rb_Filter.Checked = false;
            rb_Sort.Checked = false;

            comboBox8.SelectedIndex = 0;
            comboBox9.SelectedIndex = 0;

            List_Book.Sort(list_idx, System.ComponentModel.ListSortDirection.Ascending);
        }

        private void List_Book_RowPostPaint(object sender, DataGridViewRowPostPaintEventArgs e)
        {
            Skill_Grid sg = new Skill_Grid();
            sg.Print_Grid_Num(sender, e);
        }

        private void lbl_BookList_Click(object sender, EventArgs e)
        {
            LovCustom();

        }

        void LovCustom()
        {
            var inputsearch = "";// tbCustName.Text.Trim();
            var where = "";
            if (inputsearch.isEmpty() == false)
            {
                where = $"c_sangho like '%{inputsearch.Replace("'", "''")}%'";
            }
            var dt = DB2.GetDT("Client", columns: "idx,c_sangho", orders: "c_sangho", wheres: where);
            using (var f = new fSelectDT(dt))
                if (f.ShowDialog() == DialogResult.OK)
                {
                    var dr = f.SelectedRow;
                    if (dr == null) return;
                    lbCustIDX.Text = dr["idx"]?.ToString() ?? string.Empty;
                    tbCustName.Text = dr["c_sangho"]?.ToString() ?? string.Empty;

                    if (int.TryParse(lbCustIDX.Text, out int custidx) && custidx >= 0)
                    {
                        var sql = $"update Obj_List set customer={custidx} where idx = {l_idx} and comp_num={c_idx}";
                        var cnt = DB2.ExcuteNonQuery(sql);
                        if (cnt != 1)
                            UTIL.MsgE($"데이터 저장시 오류가 발생했습니다. 영향을 받은 행 수 = {cnt}");
                    }

                }
        }

        private void Marc_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Escape)
            {
                if (UTIL.MsgQ("현재 화면을 닫을까요?") != DialogResult.Yes) return;
                this.Close();
            }
        }

        private void button1_Click(object sender, EventArgs e)
        {
            // 현재 데이터를 한줄 복사하고 ISBN 값을 삭제한다
            // 생성된 자료는 좌측 목록에 추가되어야하고, 그 목록이 선택되도록 한다.
            if (List_Book.SelectedRows.Count == 0)
                return;

            DataGridViewRow selectedRow = List_Book.SelectedRows[0];
            int nRow = List_Book.Rows.Add();
            DataGridViewRow newRow = List_Book.Rows[nRow];

            for (int i = 0; i < selectedRow.Cells.Count; i++)
            {
                newRow.Cells[i].Value = selectedRow.Cells[i].Value;
            }

            newRow.Cells["ISBN13"].Value = "";
            newRow.Cells["marc_idx"].Value = "";
            newRow.Cells["list_idx"].Value = "";
            //newRow.Cells["grade"].Value = "3"; // 등급 초기화 (D)
            newRow.DefaultCellStyle.ForeColor = Color.Red; // 색상 초기화 (D급 색상)

            List_Book.ClearSelection();
            newRow.Selected = true;
            List_Book.FirstDisplayedScrollingRowIndex = nRow;
        }
    }
}