1 files changed, 77 insertions, 0 deletions
diff --git a/RhSolutions.QueryModifiers/DrinkingWaterHeatingPipes/DrinkingWaterHeatingPipe.cs b/RhSolutions.QueryModifiers/DrinkingWaterHeatingPipes/DrinkingWaterHeatingPipe.cs
new file mode 100644
index 0000000..e7a18d6
--- /dev/null
+++ b/RhSolutions.QueryModifiers/DrinkingWaterHeatingPipes/DrinkingWaterHeatingPipe.cs
@@ -0,0 +1,77 @@
+using System.Text.RegularExpressions;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Http.Extensions;
+
+namespace RhSolutions.QueryModifiers.DrinkingWaterHeatingPipes;
+
+public class DrinkingWaterHeatingPipe : IProductQueryModifier
+{
+    protected static readonly Regex _diameter =
+        new(@"([\b\D]|^)?(?<Diameter>16|20|25|32|40|50|63)([\b\D]|$)");
+    protected static readonly Regex _type = 
+        new(@"([\b\W])(?<Type>бухт|отр|штанг)([\b\w.])");
+    protected virtual string _title { get; } = string.Empty;
+
+    protected virtual Dictionary<int, string> _diameterNames { get; } = new()
+    {
+        [16] = "16x2,2",
+        [20] = "20x2,8",
+        [25] = "25x3,5",
+        [32] = "32x4,4",
+        [40] = "40x5,5",
+        [50] = "50x6,9",
+        [63] = "63x8,6"
+    };
+
+    protected virtual Dictionary<string, string> _makeUp { get; } = new()
+    {
+        ["бухт"] = "бухта",
+        ["штанг"] = "прям.отрезки",
+        ["отр"] = "прям.отрезки"
+    };
+
+    public bool TryQueryModify(IQueryCollection collection, out QueryString queryString)
+    {
+        queryString = QueryString.Empty;
+        string query = collection["query"].ToString();
+        if (string.IsNullOrEmpty(query))
+        {
+            return false;
+        }
+        string? result = BuildRhSolutionsName(query);
+        if (result != null)
+        {
+            QueryBuilder qb = new()
+            {
+                { "query", result }
+            };
+            queryString = qb.ToQueryString();
+            return true;
+        }
+        return false;
+    }
+
+    protected virtual string? BuildRhSolutionsName(string query)
+    {
+        var diameterMatch = _diameter.Match(query);
+        if (!diameterMatch.Success)
+        {
+            return null;
+        }
+        var diameter = int.Parse(diameterMatch.Groups["Diameter"].Value);
+        var typeMatch = _type.Match(query);
+        if (typeMatch.Success)
+        {
+            var type = typeMatch.Groups["Type"].Value;
+            return $"Труба {_title} {_diameterNames[diameter]} {_makeUp[type]}";
+        }
+        else if (diameter < 32)
+        {
+            return $"Труба {_title} {_diameterNames[diameter]} {_makeUp["бухт"]}";
+        }
+        else
+        {
+            return $"Труба {_title} {_diameterNames[diameter]} {_makeUp["отр"]}";
+        }
+    }
+}