| | | 1 | | using System.Data; |
| | | 2 | | using System.Globalization; |
| | | 3 | | using System.Net.Http; |
| | | 4 | | using CsvHelper; |
| | | 5 | | using CsvHelper.Configuration; |
| | | 6 | | using ExcelDataReader; |
| | | 7 | | using Newtonsoft.Json; |
| | | 8 | | using Newtonsoft.Json.Linq; |
| | | 9 | | using Services.ApiServices.OzonApi; |
| | | 10 | | |
| | | 11 | | namespace Services.ParserServices |
| | | 12 | | { |
| | | 13 | | public class CsvUrlParser |
| | | 14 | | { |
| | | 15 | | private readonly IHttpClientFactory _httpClientFactory; |
| | | 16 | | |
| | 44 | 17 | | public CsvUrlParser(IHttpClientFactory httpClientFactory) |
| | | 18 | | { |
| | 44 | 19 | | _httpClientFactory = httpClientFactory; |
| | 44 | 20 | | } |
| | | 21 | | |
| | | 22 | | public async Task<JArray> ReadFileFromUrl(string fileUrl) |
| | | 23 | | { |
| | 0 | 24 | | if (string.IsNullOrEmpty(fileUrl)) |
| | 0 | 25 | | throw new ArgumentException("Ссылка на файл не была передана"); |
| | | 26 | | |
| | | 27 | | try |
| | | 28 | | { |
| | 0 | 29 | | using var httpClient = _httpClientFactory.CreateClient(); |
| | 0 | 30 | | using var response = await OzonReportDownloadHelper.GetWithRetryAsync(httpClient, fileUrl); |
| | | 31 | | |
| | 0 | 32 | | if (!response.IsSuccessStatusCode) |
| | 0 | 33 | | throw new ArgumentException($"Не удалось получить файл. Код состояния: {response.StatusCode}"); |
| | | 34 | | |
| | 0 | 35 | | var stream = await response.Content.ReadAsStreamAsync(); |
| | 0 | 36 | | var contentType = response.Content.Headers.ContentType?.MediaType; |
| | | 37 | | |
| | | 38 | | // Определяем расширение файла из URL |
| | 0 | 39 | | var fileExtension = Path.GetExtension(fileUrl)?.ToLowerInvariant(); |
| | | 40 | | |
| | | 41 | | // XLSX - проверяем как по content-type, так и по расширению файла |
| | 0 | 42 | | if (contentType == "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" || |
| | 0 | 43 | | fileExtension == ".xlsx") |
| | | 44 | | { |
| | 0 | 45 | | return ReadExcel(stream); |
| | | 46 | | } |
| | | 47 | | |
| | | 48 | | // Также можно добавить проверку на старый формат Excel |
| | 0 | 49 | | if (contentType == "application/vnd.ms-excel" || |
| | 0 | 50 | | fileExtension == ".xls") |
| | | 51 | | { |
| | 0 | 52 | | return ReadExcel(stream); // или отдельный метод для старого формата |
| | | 53 | | } |
| | | 54 | | |
| | | 55 | | // CSV (по умолчанию) |
| | 0 | 56 | | return ReadCsv(stream); |
| | | 57 | | } |
| | 0 | 58 | | catch (Exception ex) |
| | | 59 | | { |
| | 0 | 60 | | throw new ArgumentException($"Произошла ошибка при чтении файла: {ex.Message} -> {fileUrl}"); |
| | | 61 | | } |
| | 0 | 62 | | } |
| | | 63 | | private JArray ReadCsv(Stream stream) |
| | | 64 | | { |
| | 0 | 65 | | using var reader = new StreamReader(stream); |
| | 0 | 66 | | using var csv = new CsvReader(reader, new CsvConfiguration(CultureInfo.InvariantCulture) |
| | 0 | 67 | | { |
| | 0 | 68 | | Delimiter = ";", |
| | 0 | 69 | | HasHeaderRecord = true, |
| | 0 | 70 | | BadDataFound = null, |
| | 0 | 71 | | MissingFieldFound = null, |
| | 0 | 72 | | IgnoreBlankLines = true |
| | 0 | 73 | | }); |
| | | 74 | | |
| | 0 | 75 | | var records = csv.GetRecords<dynamic>().ToList(); |
| | 0 | 76 | | return JArray.FromObject(records); |
| | 0 | 77 | | } |
| | | 78 | | |
| | | 79 | | private JArray ReadExcel(Stream stream) |
| | | 80 | | { |
| | 0 | 81 | | System.Text.Encoding.RegisterProvider( |
| | 0 | 82 | | System.Text.CodePagesEncodingProvider.Instance); |
| | | 83 | | |
| | 0 | 84 | | using var reader = ExcelReaderFactory.CreateReader(stream); |
| | | 85 | | |
| | 0 | 86 | | var dataSet = reader.AsDataSet(new ExcelDataSetConfiguration |
| | 0 | 87 | | { |
| | 0 | 88 | | ConfigureDataTable = _ => new ExcelDataTableConfiguration |
| | 0 | 89 | | { |
| | 0 | 90 | | UseHeaderRow = true, |
| | 0 | 91 | | ReadHeaderRow = rowReader => |
| | 0 | 92 | | { |
| | 0 | 93 | | rowReader.Read(); // ❌ первая строка (пропускаем) |
| | 0 | 94 | | } |
| | 0 | 95 | | } |
| | 0 | 96 | | }); |
| | | 97 | | |
| | 0 | 98 | | var table = dataSet.Tables[0]; |
| | | 99 | | |
| | 0 | 100 | | var rows = table.AsEnumerable() |
| | 0 | 101 | | .Select(row => |
| | 0 | 102 | | table.Columns.Cast<DataColumn>() |
| | 0 | 103 | | .ToDictionary( |
| | 0 | 104 | | col => col.ColumnName, |
| | 0 | 105 | | col => row[col] |
| | 0 | 106 | | ) |
| | 0 | 107 | | ); |
| | | 108 | | |
| | 0 | 109 | | return JArray.FromObject(rows); |
| | 0 | 110 | | } |
| | | 111 | | } |
| | | 112 | | } |