77 lines
1.8 KiB
C#
77 lines
1.8 KiB
C#
using System.Text;
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using System.Text.RegularExpressions;
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using Microsoft.AspNetCore.Http.Extensions;
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namespace RhSolutions.Api.Services
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{
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public class FlexPipeQueryModifier : IProductQueryModifier
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{
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protected virtual string diameterPattern { get; } = @"\b(16|20|25|32|40|50|63)\b";
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protected virtual string typePattern { get; } = @"бухт|отр|штанг";
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protected virtual string pipeName { get; } = "Flex";
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protected virtual Dictionary<string, string> diameterNames { get; } = new()
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{
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["16"] = "16x2,2",
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["20"] = "20x2,8",
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["25"] = "25x3,5",
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["32"] = "32x4,4",
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["40"] = "40x5,5",
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["50"] = "50x6,9",
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["63"] = "63x8,6"
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};
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public bool TryQueryModify(IQueryCollection collection, out QueryString queryString)
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{
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queryString = QueryString.Empty;
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StringBuilder sb = new();
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string query = collection["query"].ToString();
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if (string.IsNullOrEmpty(query))
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{
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return false;
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}
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sb.Append($"Труба {pipeName} ");
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var diameterMatches = Regex.Matches(query, diameterPattern);
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string diameter;
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if (diameterMatches.Count > 0)
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{
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diameter = diameterMatches.First().Value;
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sb.Append($"{diameterNames[diameter]} " );
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}
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else
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{
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return false;
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}
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var typeMatches = Regex.Matches(query, typePattern);
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if (typeMatches.Count > 0)
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{
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var type = typeMatches.First().Value;
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if (type.StartsWith("отр") || type.StartsWith("штанг"))
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{
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sb.Append("прям.отрезки");
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}
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else
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{
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sb.Append("бухта");
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}
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}
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else if (int.Parse(diameter) < 32)
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{
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sb.Append("бухта");
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}
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else
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{
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sb.Append("прям.отрезки");
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}
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QueryBuilder qb = new()
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{
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{ "query", sb.ToString() }
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};
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queryString = qb.ToQueryString();
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return true;
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}
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}
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}
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