| | | 1 | | using System; |
| | | 2 | | using System.Collections.Generic; |
| | | 3 | | using System.Linq; |
| | | 4 | | using System.Net; |
| | | 5 | | using System.Threading.Tasks; |
| | | 6 | | using CsvHelper; |
| | | 7 | | using Microsoft.AspNetCore.Authorization; |
| | | 8 | | using Microsoft.AspNetCore.Hosting; |
| | | 9 | | using Microsoft.AspNetCore.Mvc; |
| | | 10 | | using Microsoft.AspNetCore.Mvc.Rendering; |
| | | 11 | | using Microsoft.EntityFrameworkCore; |
| | | 12 | | using Microsoft.Extensions.Caching.Memory; |
| | | 13 | | using Newtonsoft.Json; |
| | | 14 | | using OzonDomains.Models; |
| | | 15 | | using OzonRepositories.Context; |
| | | 16 | | using OzonDomains.Models.Authorization.Enums; |
| | | 17 | | using OzonOrdersWeb.Authorization; |
| | | 18 | | using OzonOrdersWeb.WebServices.Directories; |
| | | 19 | | using OzonOrdersWeb.WebServices.Grid; |
| | | 20 | | using Services.CacheServices.Cache; |
| | | 21 | | using Services.CacheServices.Cache.OzonOrdersCache; |
| | | 22 | | |
| | | 23 | | |
| | | 24 | | namespace OzonOrdersWeb.Areas.Studio2.Controllers.Directories |
| | | 25 | | { |
| | | 26 | | [Area("Studio2")] |
| | | 27 | | [Authorize(Roles = "User,Admin")] |
| | | 28 | | public class ProductsController : Controller |
| | | 29 | | { |
| | | 30 | | private readonly ApplicationDbContext _context; |
| | | 31 | | private readonly ProductCache _cache; |
| | | 32 | | private readonly IMemoryCache _memoryCache; |
| | | 33 | | |
| | | 34 | | private const string PRODUCT_CACHE_KEY = "products_data"; |
| | | 35 | | private const string REPLACEMENT_CACHE_PREFIX = "replacement_"; |
| | | 36 | | |
| | 0 | 37 | | private readonly MemoryCacheEntryOptions _cacheOptions = new MemoryCacheEntryOptions() |
| | 0 | 38 | | .SetSlidingExpiration(TimeSpan.FromMinutes(5)) // Скользящее время жизни 5 минут |
| | 0 | 39 | | .SetAbsoluteExpiration(TimeSpan.FromHours(1)) // Абсолютное время жизни 1 час |
| | 0 | 40 | | .SetPriority(CacheItemPriority.Normal); |
| | | 41 | | |
| | | 42 | | |
| | 0 | 43 | | public ProductsController(ApplicationDbContext context, |
| | 0 | 44 | | ProductCache cache, |
| | 0 | 45 | | IMemoryCache memoryCache) |
| | | 46 | | { |
| | 0 | 47 | | _context = context; |
| | 0 | 48 | | _cache = cache; |
| | 0 | 49 | | _memoryCache = memoryCache; |
| | 0 | 50 | | } |
| | | 51 | | |
| | | 52 | | private const string PageCode = "Studio2.Products.Index"; |
| | | 53 | | |
| | | 54 | | /// <summary>Каркас страницы: строки (~50 тыс.) грид подгружает блоками через <see cref="GridRows"/>.</summary> |
| | | 55 | | public async Task<IActionResult> Index(CancellationToken cancellationToken) |
| | | 56 | | { |
| | 0 | 57 | | ViewBag.TotalCount = await _context.Products.CountAsync(cancellationToken); |
| | 0 | 58 | | return View(); |
| | 0 | 59 | | } |
| | | 60 | | |
| | | 61 | | [HttpPost("Studio2/Products/grid")] |
| | | 62 | | [ValidateAntiForgeryToken] |
| | | 63 | | [PageAuthorize(PageCode, AccessType.View)] |
| | | 64 | | public async Task<IActionResult> GridRows([FromBody] ServerGridRequest? request, CancellationToken cancellationT |
| | | 65 | | { |
| | 0 | 66 | | var error = ServerGridQuery.Validate(request); |
| | 0 | 67 | | if (error != null) return BadRequest(new { success = false, error }); |
| | | 68 | | |
| | 0 | 69 | | var def = DirectoryGridDefinitions.Products; |
| | 0 | 70 | | var filtered = ServerGridQuery.ApplyFilters(_context.Products.AsNoTracking(), def, request!); |
| | 0 | 71 | | var total = await filtered.CountAsync(cancellationToken); |
| | 0 | 72 | | var start = Math.Max(0, request!.StartRow); |
| | 0 | 73 | | var take = Math.Clamp(request.EndRow - start, 1, ServerGridQuery.MaxBlockSize); |
| | 0 | 74 | | var rows = start >= total |
| | 0 | 75 | | ? [] |
| | 0 | 76 | | : await ServerGridQuery.ApplySort(filtered, def, request.SortModel).Skip(start).Take(take) |
| | 0 | 77 | | .Select(p => new |
| | 0 | 78 | | { |
| | 0 | 79 | | p.Id, p.Article, p.OzonProductId, p.FboOzonSkuId, p.FbsOzonSkuId, p.CommercialCategory, p.Barcod |
| | 0 | 80 | | p.Volume, p.VolumetricWeight, p.Weight, p.CurrentPriceWithDiscount, p.ImageUrl, |
| | 0 | 81 | | ReplacementArticle = p.ReplacementProduct != null ? p.ReplacementProduct.Article : null |
| | 0 | 82 | | }) |
| | 0 | 83 | | .ToListAsync(cancellationToken); |
| | 0 | 84 | | var lastRow = start + rows.Count >= total ? total : -1; |
| | 0 | 85 | | return Ok(new { success = true, rows, totalCount = total, lastRow }); |
| | 0 | 86 | | } |
| | | 87 | | |
| | | 88 | | [HttpPost("Studio2/Products/grid/facets")] |
| | | 89 | | [ValidateAntiForgeryToken] |
| | | 90 | | [PageAuthorize(PageCode, AccessType.View)] |
| | | 91 | | public async Task<IActionResult> GridFacets([FromBody] ServerGridRequest? request, CancellationToken cancellatio |
| | | 92 | | { |
| | 0 | 93 | | if (request is null || string.IsNullOrWhiteSpace(request.ColId)) return BadRequest(new { success = false, er |
| | 0 | 94 | | request.StartRow = 0; |
| | 0 | 95 | | request.EndRow = 1; |
| | 0 | 96 | | var error = ServerGridQuery.Validate(request); |
| | 0 | 97 | | if (error != null) return BadRequest(new { success = false, error }); |
| | 0 | 98 | | var values = await ServerGridQuery.FacetsAsync(_context.Products.AsNoTracking(), DirectoryGridDefinitions.Pr |
| | 0 | 99 | | return Ok(new { success = true, values }); |
| | 0 | 100 | | } |
| | | 101 | | |
| | | 102 | | // GET: Products/Details/5 |
| | | 103 | | public async Task<IActionResult> Details(int? id) |
| | | 104 | | { |
| | 0 | 105 | | if (id == null) |
| | | 106 | | { |
| | 0 | 107 | | return NotFound(); |
| | | 108 | | } |
| | | 109 | | |
| | 0 | 110 | | var product = await _context.Products |
| | 0 | 111 | | .FirstOrDefaultAsync(m => m.Id == id); |
| | 0 | 112 | | if (product == null) |
| | | 113 | | { |
| | 0 | 114 | | return NotFound(); |
| | | 115 | | } |
| | | 116 | | |
| | 0 | 117 | | return View(product); |
| | 0 | 118 | | } |
| | | 119 | | |
| | | 120 | | // GET: Products/Create |
| | | 121 | | public IActionResult Create() |
| | | 122 | | { |
| | 0 | 123 | | return View(); |
| | | 124 | | } |
| | | 125 | | |
| | | 126 | | |
| | | 127 | | [HttpPost] |
| | | 128 | | [ValidateAntiForgeryToken] |
| | | 129 | | public async Task<IActionResult> Create( |
| | | 130 | | [Bind( |
| | | 131 | | "Id,Article,OzonProductId,FboOzonSkuId,FbsOzonSkuId,CommercialCategory,Volume,VolumetricWeight,CurrentPr |
| | | 132 | | Product product) |
| | | 133 | | { |
| | 0 | 134 | | if (ModelState.IsValid) |
| | | 135 | | { |
| | 0 | 136 | | _context.Add(product); |
| | 0 | 137 | | await _context.SaveChangesAsync(); |
| | 0 | 138 | | await _cache.Set(); |
| | 0 | 139 | | return RedirectToAction(nameof(Index)); |
| | | 140 | | } |
| | | 141 | | |
| | 0 | 142 | | return View(product); |
| | 0 | 143 | | } |
| | | 144 | | |
| | | 145 | | // GET: Products/Edit/5 |
| | | 146 | | public async Task<IActionResult> Edit(int? id) |
| | | 147 | | { |
| | 0 | 148 | | if (id == null) |
| | | 149 | | { |
| | 0 | 150 | | return NotFound(); |
| | | 151 | | } |
| | | 152 | | |
| | 0 | 153 | | var product = await _context.Products.FindAsync(id); |
| | 0 | 154 | | if (product == null) |
| | | 155 | | { |
| | 0 | 156 | | return NotFound(); |
| | | 157 | | } |
| | | 158 | | |
| | 0 | 159 | | return View(product); |
| | 0 | 160 | | } |
| | | 161 | | |
| | | 162 | | // POST: Products/Edit/5 |
| | | 163 | | // To protect from overposting attacks, enable the specific properties you want to bind to. |
| | | 164 | | // For more details, see http://go.microsoft.com/fwlink/?LinkId=317598. |
| | | 165 | | [HttpPost] |
| | | 166 | | [ValidateAntiForgeryToken] |
| | | 167 | | public async Task<IActionResult> Edit(int id, |
| | | 168 | | [Bind( |
| | | 169 | | "Id,Article,OzonProductId,FboOzonSkuId,FbsOzonSkuId,CommercialCategory,Volume,VolumetricWeight,CurrentPr |
| | | 170 | | Product product) |
| | | 171 | | { |
| | 0 | 172 | | if (id != product.Id) |
| | | 173 | | { |
| | 0 | 174 | | return NotFound(); |
| | | 175 | | } |
| | | 176 | | |
| | 0 | 177 | | if (ModelState.IsValid) |
| | | 178 | | { |
| | | 179 | | try |
| | | 180 | | { |
| | 0 | 181 | | _context.Update(product); |
| | 0 | 182 | | await _context.SaveChangesAsync(); |
| | 0 | 183 | | await _cache.Set(); |
| | 0 | 184 | | } |
| | 0 | 185 | | catch (DbUpdateConcurrencyException) |
| | | 186 | | { |
| | 0 | 187 | | if (!ProductExists(product.Id)) |
| | | 188 | | { |
| | 0 | 189 | | return NotFound(); |
| | | 190 | | } |
| | | 191 | | else |
| | | 192 | | { |
| | 0 | 193 | | throw; |
| | | 194 | | } |
| | | 195 | | } |
| | | 196 | | |
| | 0 | 197 | | return RedirectToAction(nameof(Index)); |
| | | 198 | | } |
| | | 199 | | |
| | 0 | 200 | | return View(product); |
| | 0 | 201 | | } |
| | | 202 | | |
| | | 203 | | // GET: Products/Delete/5 |
| | | 204 | | public async Task<IActionResult> Delete(int? id) |
| | | 205 | | { |
| | 0 | 206 | | if (id == null) |
| | | 207 | | { |
| | 0 | 208 | | return NotFound(); |
| | | 209 | | } |
| | | 210 | | |
| | 0 | 211 | | var product = await _context.Products |
| | 0 | 212 | | .FirstOrDefaultAsync(m => m.Id == id); |
| | 0 | 213 | | if (product == null) |
| | | 214 | | { |
| | 0 | 215 | | return NotFound(); |
| | | 216 | | } |
| | | 217 | | |
| | 0 | 218 | | return View(product); |
| | 0 | 219 | | } |
| | | 220 | | |
| | | 221 | | // POST: Products/Delete/5 |
| | | 222 | | [HttpPost, ActionName("Delete")] |
| | | 223 | | [ValidateAntiForgeryToken] |
| | | 224 | | public async Task<IActionResult> DeleteConfirmed(int id) |
| | | 225 | | { |
| | 0 | 226 | | var product = await _context.Products.FindAsync(id); |
| | 0 | 227 | | if (product != null) |
| | | 228 | | { |
| | 0 | 229 | | _context.Products.Remove(product); |
| | | 230 | | } |
| | | 231 | | |
| | 0 | 232 | | await _context.SaveChangesAsync(); |
| | 0 | 233 | | await _cache.Set(); |
| | 0 | 234 | | return RedirectToAction(nameof(Index)); |
| | 0 | 235 | | } |
| | | 236 | | |
| | | 237 | | private bool ProductExists(int id) |
| | | 238 | | { |
| | 0 | 239 | | return _context.Products.Any(e => e.Id == id); |
| | | 240 | | } |
| | | 241 | | |
| | | 242 | | /// <summary> |
| | | 243 | | /// Связывает продукт с продуктом-заменой по артикулу. |
| | | 244 | | /// Если продукт с указанным артикулом не найден, создается новый продукт. |
| | | 245 | | /// </summary> |
| | | 246 | | /// <param name="originalProductId">ID оригинального продукта</param> |
| | | 247 | | /// <param name="replacementArticle">Артикул продукта-замены</param> |
| | | 248 | | /// <returns>JSON результат операции</returns> |
| | | 249 | | [HttpPost("LinkReplacementProduct")] |
| | | 250 | | [Authorize(Roles = "Admin")] |
| | | 251 | | public async Task<IActionResult> LinkReplacementProduct(int originalProductId, string replacementArticle) |
| | | 252 | | { |
| | | 253 | | try |
| | | 254 | | { |
| | | 255 | | // Валидация входных данных |
| | 0 | 256 | | if (originalProductId <= 0) |
| | | 257 | | { |
| | 0 | 258 | | return Json(new { success = false, message = "Неверный ID оригинального продукта" }); |
| | | 259 | | } |
| | | 260 | | |
| | | 261 | | // Проверяем существование оригинального продукта |
| | 0 | 262 | | var originalProduct = await _context.Products |
| | 0 | 263 | | .FirstOrDefaultAsync(p => p.Id == originalProductId); |
| | | 264 | | |
| | 0 | 265 | | if (originalProduct == null) |
| | | 266 | | { |
| | 0 | 267 | | return Json(new { success = false, message = $"Продукт с ID {originalProductId} не найден" }); |
| | | 268 | | } |
| | | 269 | | |
| | | 270 | | // Пустой артикул — отвязываем связь с продуктом-заменой |
| | 0 | 271 | | if (string.IsNullOrWhiteSpace(replacementArticle)) |
| | | 272 | | { |
| | 0 | 273 | | if (originalProduct.ReplacementProductId == null) |
| | | 274 | | { |
| | 0 | 275 | | return Json(new |
| | 0 | 276 | | { success = true, message = "У продукта нет связи с продуктом-заменой", unlinked = true }); |
| | | 277 | | } |
| | | 278 | | |
| | 0 | 279 | | originalProduct.ReplacementProductId = null; |
| | 0 | 280 | | await _context.SaveChangesAsync(); |
| | | 281 | | |
| | | 282 | | // Инвалидация кэша |
| | 0 | 283 | | _memoryCache.Remove(PRODUCT_CACHE_KEY); |
| | 0 | 284 | | _memoryCache.Remove($"{REPLACEMENT_CACHE_PREFIX}{originalProductId}"); |
| | | 285 | | |
| | 0 | 286 | | return Json(new |
| | 0 | 287 | | { |
| | 0 | 288 | | success = true, |
| | 0 | 289 | | message = "Связь с продуктом-заменой отвязана", |
| | 0 | 290 | | unlinked = true, |
| | 0 | 291 | | replacementProductId = (int?)null, |
| | 0 | 292 | | replacementArticle = (string?)null |
| | 0 | 293 | | }); |
| | | 294 | | } |
| | | 295 | | |
| | | 296 | | // Проверяем, что продукт не ссылается сам на себя |
| | 0 | 297 | | if (originalProduct.Article != null && |
| | 0 | 298 | | NormalizeArticle(originalProduct.Article) == NormalizeArticle(replacementArticle)) |
| | | 299 | | { |
| | 0 | 300 | | return Json(new { success = false, message = "Продукт не может ссылаться сам на себя" }); |
| | | 301 | | } |
| | | 302 | | |
| | | 303 | | // Нормализуем артикул для поиска |
| | 0 | 304 | | var normalizedReplacementArticle = NormalizeArticle(replacementArticle); |
| | | 305 | | |
| | | 306 | | // Пробуем найти в кэше список продуктов |
| | 0 | 307 | | if (!_memoryCache.TryGetValue(PRODUCT_CACHE_KEY, out List<Product>? allProducts) || allProducts == null) |
| | | 308 | | { |
| | | 309 | | // Если в кэше нет, загружаем из базы |
| | 0 | 310 | | allProducts = await _context.Products |
| | 0 | 311 | | .Where(p => p.Article != null) |
| | 0 | 312 | | .ToListAsync(); |
| | | 313 | | |
| | | 314 | | // Кэшируем |
| | 0 | 315 | | _memoryCache.Set(PRODUCT_CACHE_KEY, allProducts, _cacheOptions); |
| | | 316 | | } |
| | | 317 | | |
| | | 318 | | // Ищем продукт-замену по нормализованному артикулу (case-insensitive) |
| | 0 | 319 | | var replacementProduct = allProducts |
| | 0 | 320 | | .FirstOrDefault(p => p.Article != null && NormalizeArticle(p.Article) == normalizedReplacementArticl |
| | | 321 | | |
| | | 322 | | // Флаг для отслеживания, был ли создан новый продукт |
| | 0 | 323 | | bool wasCreated = false; |
| | | 324 | | |
| | | 325 | | // Если продукт не найден, создаем новый |
| | 0 | 326 | | if (replacementProduct == null) |
| | | 327 | | { |
| | 0 | 328 | | replacementProduct = new Product |
| | 0 | 329 | | { |
| | 0 | 330 | | Article = replacementArticle.Trim(), |
| | 0 | 331 | | // Остальные поля можно заполнить позже или оставить null |
| | 0 | 332 | | }; |
| | | 333 | | |
| | 0 | 334 | | _context.Products.Add(replacementProduct); |
| | 0 | 335 | | await _context.SaveChangesAsync(); |
| | 0 | 336 | | wasCreated = true; |
| | | 337 | | |
| | | 338 | | // Инвалидация кэша продуктов |
| | 0 | 339 | | _memoryCache.Remove(PRODUCT_CACHE_KEY); |
| | | 340 | | // Инвалидация кэша для оригинального продукта |
| | 0 | 341 | | _memoryCache.Remove($"{REPLACEMENT_CACHE_PREFIX}{originalProductId}"); |
| | | 342 | | } |
| | | 343 | | |
| | | 344 | | // Проверяем на циклические ссылки |
| | 0 | 345 | | if (await HasCircularReference(replacementProduct.Id, originalProductId)) |
| | | 346 | | { |
| | 0 | 347 | | return Json(new |
| | 0 | 348 | | { |
| | 0 | 349 | | success = false, message = "Обнаружена циклическая ссылка. Связь не может быть установлена." |
| | 0 | 350 | | }); |
| | | 351 | | } |
| | | 352 | | |
| | | 353 | | // Устанавливаем связь |
| | 0 | 354 | | originalProduct.ReplacementProductId = replacementProduct.Id; |
| | | 355 | | |
| | | 356 | | // Сохраняем изменения |
| | 0 | 357 | | await _context.SaveChangesAsync(); |
| | | 358 | | |
| | | 359 | | // Инвалидация кэша |
| | 0 | 360 | | _memoryCache.Remove(PRODUCT_CACHE_KEY); |
| | 0 | 361 | | _memoryCache.Remove($"{REPLACEMENT_CACHE_PREFIX}{originalProductId}"); |
| | 0 | 362 | | if (replacementProduct.Id != originalProductId) |
| | | 363 | | { |
| | 0 | 364 | | _memoryCache.Remove($"{REPLACEMENT_CACHE_PREFIX}{replacementProduct.Id}"); |
| | | 365 | | } |
| | | 366 | | |
| | 0 | 367 | | return Json(new |
| | 0 | 368 | | { |
| | 0 | 369 | | success = true, |
| | 0 | 370 | | message = wasCreated |
| | 0 | 371 | | ? $"Создан новый продукт и связан с оригинальным (ID: {replacementProduct.Id}, Артикул: {replace |
| | 0 | 372 | | : $"Продукт успешно связан с существующим продуктом-заменой (ID: {replacementProduct.Id}, Артику |
| | 0 | 373 | | replacementProductId = replacementProduct.Id, |
| | 0 | 374 | | replacementArticle = replacementProduct.Article, |
| | 0 | 375 | | wasCreated = wasCreated |
| | 0 | 376 | | }); |
| | | 377 | | } |
| | 0 | 378 | | catch (Exception ex) |
| | | 379 | | { |
| | 0 | 380 | | return Json(new { success = false, message = $"Ошибка при связывании продуктов: {ex.Message}" }); |
| | | 381 | | } |
| | 0 | 382 | | } |
| | | 383 | | |
| | | 384 | | /// <summary> |
| | | 385 | | /// Получает информацию о продукте-замене для указанного продукта |
| | | 386 | | /// </summary> |
| | | 387 | | /// <param name="productId">ID продукта</param> |
| | | 388 | | /// <returns>JSON с информацией о продукте-замене</returns> |
| | | 389 | | [HttpGet] |
| | | 390 | | public async Task<IActionResult> ntProduct(int productId) |
| | | 391 | | { |
| | | 392 | | try |
| | | 393 | | { |
| | 0 | 394 | | if (productId <= 0) |
| | | 395 | | { |
| | 0 | 396 | | return Json(new { success = false, message = "Неверный ID продукта" }); |
| | | 397 | | } |
| | | 398 | | |
| | | 399 | | // Пробуем получить из кэша |
| | 0 | 400 | | var cacheKey = $"{REPLACEMENT_CACHE_PREFIX}{productId}"; |
| | | 401 | | |
| | 0 | 402 | | if (_memoryCache.TryGetValue(cacheKey, out string? cachedJson) && cachedJson != null) |
| | | 403 | | { |
| | 0 | 404 | | return Content(cachedJson, "application/json"); |
| | | 405 | | } |
| | | 406 | | |
| | 0 | 407 | | var product = await _context.Products |
| | 0 | 408 | | .Include(p => p.ReplacementProduct) |
| | 0 | 409 | | .FirstOrDefaultAsync(p => p.Id == productId); |
| | | 410 | | |
| | 0 | 411 | | if (product == null) |
| | | 412 | | { |
| | 0 | 413 | | return Json(new { success = false, message = $"Продукт с ID {productId} не найден" }); |
| | | 414 | | } |
| | | 415 | | |
| | | 416 | | string jsonResult; |
| | | 417 | | |
| | 0 | 418 | | if (product.ReplacementProductId == null || product.ReplacementProduct == null) |
| | | 419 | | { |
| | 0 | 420 | | jsonResult = JsonConvert.SerializeObject(new |
| | 0 | 421 | | { |
| | 0 | 422 | | success = true, |
| | 0 | 423 | | hasReplacement = false, |
| | 0 | 424 | | message = "У продукта нет связанного продукта-замены" |
| | 0 | 425 | | }); |
| | | 426 | | } |
| | | 427 | | else |
| | | 428 | | { |
| | 0 | 429 | | jsonResult = JsonConvert.SerializeObject(new |
| | 0 | 430 | | { |
| | 0 | 431 | | success = true, |
| | 0 | 432 | | hasReplacement = true, |
| | 0 | 433 | | replacementProduct = new |
| | 0 | 434 | | { |
| | 0 | 435 | | id = product.ReplacementProduct.Id, |
| | 0 | 436 | | article = product.ReplacementProduct.Article, |
| | 0 | 437 | | commercialCategory = product.ReplacementProduct.CommercialCategory, |
| | 0 | 438 | | currentPriceWithDiscount = product.ReplacementProduct.CurrentPriceWithDiscount |
| | 0 | 439 | | } |
| | 0 | 440 | | }); |
| | | 441 | | } |
| | | 442 | | |
| | | 443 | | // Кэшируем результат |
| | 0 | 444 | | _memoryCache.Set(cacheKey, jsonResult, _cacheOptions); |
| | | 445 | | |
| | 0 | 446 | | return Content(jsonResult, "application/json"); |
| | | 447 | | } |
| | 0 | 448 | | catch (Exception ex) |
| | | 449 | | { |
| | 0 | 450 | | return Json(new |
| | 0 | 451 | | { success = false, message = $"Ошибка при получении информации о продукте-замене: {ex.Message}" }); |
| | | 452 | | } |
| | 0 | 453 | | } |
| | | 454 | | |
| | | 455 | | /// <summary> |
| | | 456 | | /// Удаляет связь продукта с продуктом-заменой |
| | | 457 | | /// </summary> |
| | | 458 | | /// <param name="productId">ID продукта</param> |
| | | 459 | | /// <returns>JSON результат операции</returns> |
| | | 460 | | [HttpPost] |
| | | 461 | | [Authorize(Roles = "Admin")] |
| | | 462 | | public async Task<IActionResult> UnlinkReplacementProduct(int productId) |
| | | 463 | | { |
| | | 464 | | try |
| | | 465 | | { |
| | 0 | 466 | | if (productId <= 0) |
| | | 467 | | { |
| | 0 | 468 | | return Json(new { success = false, message = "Неверный ID продукта" }); |
| | | 469 | | } |
| | | 470 | | |
| | 0 | 471 | | var product = await _context.Products |
| | 0 | 472 | | .FirstOrDefaultAsync(p => p.Id == productId); |
| | | 473 | | |
| | 0 | 474 | | if (product == null) |
| | | 475 | | { |
| | 0 | 476 | | return Json(new { success = false, message = $"Продукт с ID {productId} не найден" }); |
| | | 477 | | } |
| | | 478 | | |
| | 0 | 479 | | if (product.ReplacementProductId == null) |
| | | 480 | | { |
| | 0 | 481 | | return Json(new { success = false, message = "У продукта нет связанного продукта-замены" }); |
| | | 482 | | } |
| | | 483 | | |
| | 0 | 484 | | product.ReplacementProductId = null; |
| | 0 | 485 | | await _context.SaveChangesAsync(); |
| | | 486 | | |
| | | 487 | | // Инвалидация кэша |
| | 0 | 488 | | _memoryCache.Remove(PRODUCT_CACHE_KEY); |
| | 0 | 489 | | _memoryCache.Remove($"{REPLACEMENT_CACHE_PREFIX}{productId}"); |
| | | 490 | | |
| | 0 | 491 | | return Json(new { success = true, message = "Связь с продуктом-заменой успешно удалена" }); |
| | | 492 | | } |
| | 0 | 493 | | catch (Exception ex) |
| | | 494 | | { |
| | 0 | 495 | | return Json(new { success = false, message = $"Ошибка при удалении связи: {ex.Message}" }); |
| | | 496 | | } |
| | 0 | 497 | | } |
| | | 498 | | |
| | | 499 | | /// <summary> |
| | | 500 | | /// Нормализует артикул: убирает спецсимволы, приводит к нижнему регистру |
| | | 501 | | /// </summary> |
| | | 502 | | private string NormalizeArticle(string article) |
| | | 503 | | { |
| | 0 | 504 | | if (string.IsNullOrWhiteSpace(article)) |
| | 0 | 505 | | return string.Empty; |
| | | 506 | | |
| | | 507 | | // Убираем все символы, кроме букв и цифр, приводим к нижнему регистру |
| | 0 | 508 | | return new string(article |
| | 0 | 509 | | .Where(c => char.IsLetterOrDigit(c)) |
| | 0 | 510 | | .Select(c => char.ToLowerInvariant(c)) |
| | 0 | 511 | | .ToArray()); |
| | | 512 | | } |
| | | 513 | | |
| | | 514 | | /// <summary> |
| | | 515 | | /// Проверяет наличие циклических ссылок в цепочке замен продуктов |
| | | 516 | | /// </summary> |
| | | 517 | | private async Task<bool> HasCircularReference(int startProductId, int targetProductId) |
| | | 518 | | { |
| | | 519 | | // Если startProductId уже равен targetProductId, это циклическая ссылка |
| | 0 | 520 | | if (startProductId == targetProductId) |
| | 0 | 521 | | return true; |
| | | 522 | | |
| | | 523 | | // Проверяем цепочку замен, чтобы убедиться, что targetProductId не ссылается на startProductId |
| | 0 | 524 | | var visited = new HashSet<int>(); |
| | 0 | 525 | | var currentId = startProductId; |
| | | 526 | | |
| | 0 | 527 | | while (currentId > 0 && !visited.Contains(currentId)) |
| | | 528 | | { |
| | 0 | 529 | | visited.Add(currentId); |
| | | 530 | | |
| | 0 | 531 | | var product = await _context.Products |
| | 0 | 532 | | .Where(p => p.Id == currentId) |
| | 0 | 533 | | .Select(p => p.ReplacementProductId) |
| | 0 | 534 | | .FirstOrDefaultAsync(); |
| | | 535 | | |
| | 0 | 536 | | if (product == null) |
| | | 537 | | break; |
| | | 538 | | |
| | 0 | 539 | | if (product == targetProductId) |
| | 0 | 540 | | return true; // Найдена циклическая ссылка |
| | | 541 | | |
| | 0 | 542 | | currentId = product.Value; |
| | | 543 | | } |
| | | 544 | | |
| | 0 | 545 | | return false; |
| | 0 | 546 | | } |
| | | 547 | | } |
| | | 548 | | } |