Merge pull request #6 from schebotar/dev

Dev

1 files changed, 102 insertions, 0 deletions

diff --git a/Source/Assistant/SkuAssist.cs b/Source/Assistant/SkuAssist.cs
new file mode 100644
index 0000000..69c1a81
--- /dev/null
+++ b/Source/Assistant/SkuAssist.cs
@@ -0,0 +1,102 @@
+using AngleSharp.Dom;
+using ExcelDna.Integration;
+using Newtonsoft.Json;
+using System;
+using System.Linq;
+using System.Runtime.Caching;
+using System.Text.RegularExpressions;
+using System.Threading.Tasks;
+
+namespace Rehau.Sku.Assist
+{
+    public enum ResponseOrder
+    {
+        NoSettings,
+        Relevance,
+        Name,
+        Price,
+        Series
+    }
+
+    public enum ProductField
+    {
+        Name,
+        Id,
+        Price
+    }
+
+    static class SkuAssist
+    {
+        public static async Task<IProduct> GetProduct(string request)
+        {
+            Uri uri = request.ConvertToUri(ResponseOrder.NoSettings);
+
+            Task<string> contentTask = Task.Run(() => HttpClientUtil.GetContentByUriAsync(uri));
+            Task<IDocument> documentTask = await contentTask.ContinueWith(content => HttpClientUtil.ContentToDocAsync(content));
+
+            return GetProduct(documentTask.Result);
+        }
+
+        public static IProduct GetProduct(IDocument d)
+        {
+            string script = d.Scripts
+                   .Where(s => s.InnerHtml.Contains("dataLayer"))
+                   .First()
+                   .InnerHtml;
+
+            string json = script
+                .Substring(script.IndexOf("push(") + 5)
+                .TrimEnd(new[] { ')', ';', '\n', ' ' });
+
+            StoreResponce storeResponse = JsonConvert.DeserializeObject<StoreResponce>(json);
+            IProduct product = storeResponse
+                .Ecommerce
+                .Impressions
+                .Where(p => Regex.IsMatch(p.Id, @"\d{11}", RegexOptions.None))
+                .FirstOrDefault();
+
+            return product;
+        }
+
+        public static object GetProduct(string request, ProductField field)
+        {
+            IProduct product;
+
+            if (MemoryCache.Default.Contains(request))
+            {
+                product = MemoryCache.Default[request] as IProduct;
+            }
+
+            else
+            {
+                object result = ExcelAsyncUtil.Run("RauName", new[] { request },
+                    delegate
+                    {
+                        Task<IProduct> p = Task.Run(() => GetProduct(request));
+                        return p.Result;
+                    });
+
+                if (result == null)
+                    return "Не найдено";
+
+                if (result.Equals(ExcelError.ExcelErrorNA))
+                    return "Загрузка...";
+
+                product = result as IProduct;
+                MemoryCache.Default.Add(request, product, DateTime.Now.AddMinutes(10));
+            }
+
+            switch (field)
+            {
+                case ProductField.Name:
+                    return product.Name;
+                case ProductField.Id:
+                    return product.Id;
+                case ProductField.Price:
+                    return product.Price;
+                default:
+                    return ExcelError.ExcelErrorValue;
+            }
+        }
+    }
+}
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