From 7af4894154e34ccb90163a7d9a01d8b974064cf6 Mon Sep 17 00:00:00 2001 From: DjonniStorm Date: Thu, 18 Apr 2024 19:13:15 +0400 Subject: [PATCH] =?UTF-8?q?=D0=9B=D0=B0=D0=B1=D0=BE=D1=80=D0=B0=D1=82?= =?UTF-8?q?=D0=BE=D1=80=D0=BD=D0=B0=D1=8F=20=D1=80=D0=B0=D0=B1=D0=BE=D1=82?= =?UTF-8?q?=D0=B0=20=E2=84=966?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../StorageCollection.cs | 129 +++++++++--------- .../FormCleaningCarCollection.cs | 10 +- 2 files changed, 70 insertions(+), 69 deletions(-) diff --git a/ProjectCleaningCar/ProjectCleaningCar/CollectionGenericObjects/StorageCollection.cs b/ProjectCleaningCar/ProjectCleaningCar/CollectionGenericObjects/StorageCollection.cs index 39a8d09..c9e87f6 100644 --- a/ProjectCleaningCar/ProjectCleaningCar/CollectionGenericObjects/StorageCollection.cs +++ b/ProjectCleaningCar/ProjectCleaningCar/CollectionGenericObjects/StorageCollection.cs @@ -106,37 +106,36 @@ public class StorageCollection { File.Delete(filename); } - StringBuilder sb = new(); - sb.Append(_collectionKey); - foreach (KeyValuePair> value in _storages) + using (StreamWriter writer = new(filename)) { - sb.Append(Environment.NewLine); - // не сохраняем пустые коллекции - if (value.Value.Count == 0) + writer.Write(_collectionKey); + foreach (KeyValuePair> value in _storages) { - continue; - } - sb.Append(value.Key); - sb.Append(_separatorForKeyValue); - sb.Append(value.Value.GetCollectionType); - sb.Append(_separatorForKeyValue); - sb.Append(value.Value.MaxCount); - sb.Append(_separatorForKeyValue); - - foreach (T? item in value.Value.GetItems()) - { - string data = item?.GetDataForSave() ?? string.Empty; - if (string.IsNullOrEmpty(data)) + writer.Write(Environment.NewLine); + // не сохраняем пустые коллекции + if (value.Value.Count == 0) { continue; } - sb.Append(data); - sb.Append(_separatorItems); - } + writer.Write(value.Key); + writer.Write(_separatorForKeyValue); + writer.Write(value.Value.GetCollectionType); + writer.Write(_separatorForKeyValue); + writer.Write(value.Value.MaxCount); + writer.Write(_separatorForKeyValue); + + foreach (T? item in value.Value.GetItems()) + { + string data = item?.GetDataForSave() ?? string.Empty; + if (string.IsNullOrEmpty(data)) + { + continue; + } + writer.Write(data); + writer.Write(_separatorItems); + } + } } - using FileStream fs = new(filename, FileMode.Create); - byte[] info = new UTF8Encoding(true).GetBytes(sb.ToString()); - fs.Write(info, 0, info.Length); return true; } @@ -151,59 +150,53 @@ public class StorageCollection { return false; } - string bufferTextFromFile = ""; - using (FileStream fs = new(filename, FileMode.Open)) + //using (FileStream fs = new(filename, FileMode.Open)) + //{ + + //} + using (StreamReader reader = new(filename)) { - byte[] b = new byte[fs.Length]; - UTF8Encoding temp = new(true); - while (fs.Read(b, 0, b.Length) > 0) - { - bufferTextFromFile += temp.GetString(b); - } - } - string[] strs = bufferTextFromFile.Split(new char[] { '\n', '\r' }, - StringSplitOptions.RemoveEmptyEntries); - if (strs == null || strs.Length == 0) - { - return false; - } - if (!strs[0].Equals(_collectionKey)) - { - //если нет такой записи, то это не те данные - return false; - } - _storages.Clear(); - foreach (string data in strs) - { - string[] record = data.Split(_separatorForKeyValue, - StringSplitOptions.RemoveEmptyEntries); - if (record.Length != 4) - { - continue; - } - CollectionType collectionType = - (CollectionType)Enum.Parse(typeof(CollectionType), record[1]); - ICollectionGenericObjects? collection = - StorageCollection.CreateCollection(collectionType); - if (collection == null) + string line = reader.ReadLine(); + if (line == null || line.Length == 0) { return false; } - collection.MaxCount = Convert.ToInt32(record[2]); - string[] set = record[3].Split(_separatorItems, - StringSplitOptions.RemoveEmptyEntries); - foreach (string elem in set) + if (!line.Equals(_collectionKey)) { - if (elem?.CreateDrawningCar() is T car) + //если нет такой записи, то это не те данные + return false; + } + _storages.Clear(); + while ((line = reader.ReadLine()) != null) + { + string[] record = line.Split(_separatorForKeyValue, + StringSplitOptions.RemoveEmptyEntries); + if (record.Length != 4) { - if (collection.Insert(car) == -1) + continue; + } + CollectionType collectionType = (CollectionType)Enum.Parse(typeof(CollectionType), record[1]); + ICollectionGenericObjects? collection = StorageCollection.CreateCollection(collectionType); + if (collection == null) + { + return false; + } + collection.MaxCount = Convert.ToInt32(record[2]); + string[] set = record[3].Split(_separatorItems, + StringSplitOptions.RemoveEmptyEntries); + foreach (string elem in set) + { + if (elem?.CreateDrawningCar() is T truck) { - return false; + if (collection.Insert(truck) == -1) + { + return false; + } } } + _storages.Add(record[0], collection); + } } - _storages.Add(record[0], collection); - } return true; } diff --git a/ProjectCleaningCar/ProjectCleaningCar/FormCleaningCarCollection.cs b/ProjectCleaningCar/ProjectCleaningCar/FormCleaningCarCollection.cs index 94f2193..a7b8a4e 100644 --- a/ProjectCleaningCar/ProjectCleaningCar/FormCleaningCarCollection.cs +++ b/ProjectCleaningCar/ProjectCleaningCar/FormCleaningCarCollection.cs @@ -267,7 +267,15 @@ public partial class FormCleaningCarCollection : Form { if (openFileDialog.ShowDialog() == DialogResult.OK) { - + if (_storageCollection.LoadData(openFileDialog.FileName)) + { + MessageBox.Show("Загрузка прошла успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information); + RerfreshListBoxItems(); + } + else + { + MessageBox.Show("Не удалось сохранить", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error); + } } } } \ No newline at end of file