public static MemoryStream GenerateExcel(Human human, Nutrition nutrition, double Tdee)
        {
            string filepath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);

            filepath = filepath + "/File";
            MemoryStream outputStream = new MemoryStream();

            using (ExcelPackage ep = new ExcelPackage(outputStream))
            {
                ep.Workbook.Worksheets.Add("sheet1");
                ExcelWorksheet sheet = ep.Workbook.Worksheets["sheet1"];
                sheet.Cells["A1"].Value = $"您目前的身體資訊為:身高:{human.Height}cm,體重:{human.Weight}kg,年齡:{human.Age}歲";
                sheet.Cells["A2"].Value = "計算結果如下";
                sheet.Cells["A3"].Value = "TDEE:";
                sheet.Cells["B3"].Value = string.Format("{0:F0}kcal", Tdee);
                sheet.Cells["A4"].Value = "碳水化合物";
                sheet.Cells["B4"].Value = string.Format("{0:F2}g", nutrition.Carbon);
                sheet.Cells["A5"].Value = "蛋白質";
                sheet.Cells["B5"].Value = string.Format("{0:F2}g", nutrition.Protein);
                sheet.Cells["A6"].Value = "脂肪";
                sheet.Cells["B6"].Value = string.Format("{0:F2}g", nutrition.Fat);
                sheet.Cells.AutoFitColumns();

                if (File.Exists(filepath))
                {
                    File.Delete(filepath);
                }

                FileStream fs = new FileStream(filepath + "/Tdee計算結果.xls", FileMode.Create, FileAccess.Write, FileShare.ReadWrite);
                ep.SaveAs(fs);
                fs.Close();
            }
            outputStream.Position = 0;
            return(outputStream);
        }
        //計算每天所需營養素
        public Nutrition CalculateNutrition(Human human)
        {
            CalculateTdee(human);
            double _weightbylbl = human.Weight * 2.2; //體重換算成磅計算
            double protein = 0, fat = 0, carbon = 0;

            protein = _weightbylbl;       //每磅體重1g蛋白
            fat     = _weightbylbl * 0.4; //每磅體重0.4g脂肪
            carbon  = (_tdee - (protein * 4) - (fat * 9)) / 4;
            var temp = new Nutrition()
            {
                Carbon = carbon, Protein = protein, Fat = fat
            };

            return(temp);
        }