110 lines
3.4 KiB
C#
110 lines
3.4 KiB
C#
using AngleSharp.Dom;
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using ExcelDna.Integration;
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using Newtonsoft.Json;
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using System;
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using System.Globalization;
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using System.Linq;
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using System.Runtime.Caching;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace RehauSku.Assistant
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{
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public enum ProductField
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{
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Name,
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Id,
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Price
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}
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static class SkuAssist
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{
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public static async Task<IProduct> GetProduct(string request)
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{
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Uri uri = request.ConvertToUri();
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Task<string> contentTask = Task.Run(() => HttpClientUtil.GetContentByUriAsync(uri));
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Task<IDocument> documentTask = await contentTask.ContinueWith(content => HttpClientUtil.ContentToDocAsync(content));
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return GetProduct(documentTask.Result);
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}
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public static IProduct GetProduct(IDocument document)
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{
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try
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{
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string script = document
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.Scripts
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.Where(s => s.InnerHtml.Contains("dataLayer"))
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.FirstOrDefault()
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.InnerHtml;
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string json = script
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.Substring(script.IndexOf("push(") + 5)
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.TrimEnd(new[] { ')', ';', '\n', ' ' });
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if (!json.Contains("impressions"))
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return null;
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StoreResponce storeResponse = JsonConvert.DeserializeObject<StoreResponce>(json);
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IProduct product = storeResponse
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.Ecommerce
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.Impressions
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.Where(p => p.Id.IsRehauSku())
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.FirstOrDefault();
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return product;
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}
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catch (NullReferenceException e)
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{
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MessageBox.Show(e.Message, "Ошибка получения данных", MessageBoxButtons.OK, MessageBoxIcon.Error);
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return null;
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}
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}
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public static object GetProduct(string request, ProductField field)
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{
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IProduct product;
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if (MemoryCache.Default.Contains(request))
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{
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product = MemoryCache.Default[request] as IProduct;
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}
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else
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{
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object result = ExcelAsyncUtil.Run("RauName", new[] { request },
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delegate
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{
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Task<IProduct> p = Task.Run(() => GetProduct(request));
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return p.Result;
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});
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if (result == null)
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return "Не найдено :(";
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if (result.Equals(ExcelError.ExcelErrorNA))
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return "Загрузка...";
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product = result as IProduct;
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MemoryCache.Default.Add(request, product, DateTime.Now.AddMinutes(10));
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}
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switch (field)
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{
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case ProductField.Name:
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return product.Name;
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case ProductField.Id:
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return product.Id;
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case ProductField.Price:
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return double.Parse((string)product.Price, CultureInfo.InvariantCulture);
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default:
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return ExcelError.ExcelErrorValue;
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}
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}
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public static bool IsRehauSku(this string line)
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{
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return Regex.IsMatch(line, @"^[1]\d{6}[1]\d{3}$");
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}
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}
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} |