DiunaBI/WebAPI/Exports/googleSheet.export.cs

using System.Globalization;
using Google.Apis.Drive.v3.Data;
using Google.Apis.Sheets.v4;
using Google.Apis.Sheets.v4.Data;
using WebAPI.Models;
using static Google.Apis.Drive.v3.FilesResource;

namespace WebAPI.Exports
{
    public class googleSheetExport
    {
        private GoogleDriveHelper googleDriveHelper;
        private SpreadsheetsResource.ValuesResource googleSheetValues;
        private readonly IConfiguration configuration;
        public googleSheetExport(
            GoogleDriveHelper _googleDriveHelper,
            SpreadsheetsResource.ValuesResource _googleSheetValues,
            IConfiguration _configuration)
        {
            googleDriveHelper = _googleDriveHelper;
            googleSheetValues = _googleSheetValues;
            configuration = _configuration;
        }
        public void export(Layer layer)
        {
            if (googleDriveHelper.Service is null)
            {
                throw new Exception("Google Drive API not initialized");
            }
            try
            {

                List<IList<object>> data = new List<IList<object>>() { new List<object>() { layer.Name! } };

                switch (layer.Type)
                {
                    case LayerType.import:
                        {
                            data.Add(new List<object> { "Code", "Value1" });
                            foreach (Record record in layer.Records!)
                            {
                                data.Add(new List<object> { record.Code!, record.Value1! });
                            }
                            break;
                        }
                    case LayerType.administration:
                        {
                            data.Add(new List<object> { "Code", "Desc1"});
                            foreach (Record record in layer.Records!)
                            {
                                data.Add(new List<object> { record.Code!, record.Desc1!});
                            }
                            break;
                        }
                    case LayerType.processed:
                        {
                            data.Add(new List<object> { "Code", "Value1", "Value2", "Value3", "Value3",
                                "Value5", "Value6", "Value7", "Value8", "Value9", "Value10",
                                "Value11", "Value12", "Value13", "Value14", "Value15", "Value16",
                                "Value17", "Value18", "Value19", "Value20", "Value21", "Value22",
                                "Value23", "Value24", "Value25", "Value26", "Value27", "Value28",
                                "Value29", "Value30", "Value31", "Value32"});

                            foreach (Record record in layer.Records!)
                            {
                                data.Add(new List<object> { record.Code!, record.Value1!, record.Value2!, record.Value3!, record.Value4!,
                                    record.Value5!, record.Value6!, record.Value7!, record.Value8!, record.Value9!, record.Value10!,
                                    record.Value11!, record.Value12!, record.Value13!, record.Value14!, record.Value15!, record.Value16!,
                                    record.Value17!, record.Value18!, record.Value19!, record.Value20!, record.Value21!, record.Value22!,
                                    record.Value23!, record.Value24!, record.Value25!, record.Value26!, record.Value27!, record.Value28!,
                                    record.Value29!, record.Value30!, record.Value31!, record.Value32!});
                            }
                            break;
                        }
                }

                Google.Apis.Drive.v3.Data.File body = new Google.Apis.Drive.v3.Data.File();
                body.Name = $"{DateTime.Now.ToString(new CultureInfo("pl-PL"))}";
                body.MimeType = "application/vnd.google-apps.spreadsheet";
                body.Parents = new List<string?> { configuration["exportDirectory"] };
                CreateRequest request = googleDriveHelper.Service.Files.Create(body);
                var file = request.Execute();

                string sheetId = file.Id;
                var range = $"Sheet1!A1:AG${data.Count}";

                ValueRange valueRange = new ValueRange() { Values = data};

                var updateRequest = googleSheetValues.Update(valueRange, sheetId, range);
                updateRequest.ValueInputOption = SpreadsheetsResource.ValuesResource.UpdateRequest.ValueInputOptionEnum.RAW;
                updateRequest.Execute();

            } catch (Exception e)
            {
                Console.WriteLine(e.ToString());
            }
        }

        private int getNumberOfValues(List<Record> records)
        {
            return 5;
        }
    }
}