using ClosedXML.Excel;
using NLog;

namespace Server.Git
{
    public class Sheet
    {
        string _name;
        public string name { get { return _name; } }
        List<string> _variable;
        public List<string> variable { get { return _variable; } }
        List<string> _dataEnum;
        public List<string> dataEnum { get { return _dataEnum; } }
        List<string> _type;
        public List<string> type { get { return _type; } }
        Dictionary<long, Dictionary<string, object>> _dicViewer;
        public Dictionary<long, Dictionary<string, object>> dicViewer { get { return _dicViewer; } }

        public Sheet(string name, List<string> variable, List<string> dataEnum, List<string> type, Dictionary<long, Dictionary<string, object>> dicViewer)
        {
            this._name = name;
            this._variable = variable;
            this._dataEnum = dataEnum;
            this._type = type;
            this._dicViewer = dicViewer;
        }



        public Sheet(Sheet sheet)
        {
            this._name = new string(sheet.name);
            this._variable = new List<string>(sheet.variable);
            this._dataEnum = new List<string>(sheet.dataEnum);
            this._type = new List<string>(type);
            this._dicViewer = new Dictionary<long, Dictionary<string, object>>(dicViewer);
        }
    }
    class ExcelManager
    {
        private static readonly NLog.ILogger logger = LogManager.GetCurrentClassLogger();

        List<Sheet> _sheets;

        public List<Sheet> sheets { get { return _sheets; } }

        string _pathFile;
        public ExcelManager(string path, string file = "")
        {
            if (file == "")
                _pathFile = path;
            else
                _pathFile = path + "\\" + file;
        }

        public bool Play()
        {
            return ExcelLoad(_pathFile);
        }
        public bool ExcelLoad(string pathFile)
        {
            // 엑셀 파일을 엽니다.
            try
            {
                using (var workbook = new XLWorkbook(pathFile))
                {
                    _sheets = new List<Sheet>();

                    // 모든 워크시트를 반복합니다.
                    foreach (var worksheet in workbook.Worksheets)
                    {
                        // 변수 이름, 데이터 타입, 데이터 열거형, 딕셔너리 초기화
                        var variable = new List<string>();
                        var dataEnum = new List<string>();
                        var type = new List<string>();
                        var dicViewer = new Dictionary<long, Dictionary<string, object>>();

                        // 행과 열의 수 얻기
                        var vertical = worksheet.RangeUsed().RowCount() - 1; // 데이터가 있는 행의 수
                        var horizontal = worksheet.RangeUsed().ColumnCount() - 1; // 데이터가 있는 열의 수

                        // 변수 이름과 타입을 삽입
                        for (int n = 0; n <= horizontal; n++)
                        {
                            variable.Add(worksheet.Cell(1, n + 1).GetValue<string>());
                            type.Add(worksheet.Cell(4, n + 1).GetValue<string>().ToLower());
                            dataEnum.Add(worksheet.Cell(3, n + 1).GetValue<string>().ToLower());
                        }

                        bool isIndex = variable[0] == "index";

                        for (int n = 5; n <= vertical + 1; n++)
                        {
                            var dataList = new Dictionary<string, object>();
                            for (int m = 0; m <= horizontal; m++)
                            {
                                object getData;
                                switch (type[m])
                                {
                                    case "bool":
                                        getData = (worksheet.Cell(n, m + 1).Value.ToString() == "true");
                                        break;
                                    case "int":
                                    case "enum":
                                        getData = (int)worksheet.Cell(n, m + 1).Value;
                                        break;
                                    case "long":
                                        getData = (long)worksheet.Cell(n, m + 1).Value;
                                        break;
                                    case "float":
                                        getData = (float)worksheet.Cell(n, m + 1).Value;
                                        break;
                                    case "time":
                                        getData = (DateTime)worksheet.Cell(n, m + 1).Value;
                                        break;
                                    default:
                                        getData = worksheet.Cell(n, m + 1).Value.ToString();
                                        break;
                                }
                                dataList.Add(variable[m], getData);
                            }                          
                            dicViewer.Add((isIndex ? (long)dataList["index"] : n - 4), dataList);
                        }

                        var sheet = new Sheet(worksheet.Name, variable, dataEnum, type, dicViewer);
                        _sheets.Add(sheet);
                    }
                }
            }
            catch (Exception ex)
            {
                // 로그 또는 예외 처리
                Console.WriteLine($"Error loading Excel file: {ex.Message}");
                return false;
            }

            return true;
        }
    }
}