From 3a104ab7c82fd21729fa1c3ac9a16ececbbd9a19 Mon Sep 17 00:00:00 2001
From: Hamid Reza Mohammadi <mohammadi.hr@gmail.com>
Date: Mon, 3 May 2021 19:06:50 +0430
Subject: [PATCH] exact phrase search

---
 RMuseum/Services/Implementation/GanjoorService.cs | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/RMuseum/Services/Implementation/GanjoorService.cs b/RMuseum/Services/Implementation/GanjoorService.cs
index 3aca73ce..0560b933 100644
--- a/RMuseum/Services/Implementation/GanjoorService.cs
+++ b/RMuseum/Services/Implementation/GanjoorService.cs
@@ -1782,10 +1782,17 @@ namespace RMuseum.Services.Implementation
                     sql += $" {whereOrAnd} CatId IN (SELECT Id FROM GanjoorCategories WHERE PoetId = @PoetId ) ";
                     whereOrAnd = " AND ";
                 }
-                term = term.ApplyCorrectYeKe();
+                term = term.Trim().ApplyCorrectYeKe();
+
+                if(string.IsNullOrEmpty(term))
+                {
+                    return new RServiceResult<(PaginationMetadata PagingMeta, GanjoorPoemCompleteViewModel[] Items)>((null, null), "خطای جستجوی عبارت خالی");
+                }
+
+                string[] words = term.IndexOf('"') == 0 && term.LastIndexOf('"') == (term.Length - 1) ? new string[] { term.Replace("\"", "") } : term.Split(' ', StringSplitOptions.RemoveEmptyEntries);
 
                 int wIndex = 0;
-                foreach(string word in term.Split(' ', StringSplitOptions.RemoveEmptyEntries))
+                foreach(string word in words)
                 {
                     wIndex++;
                     parameters.Add(new SqlParameter($"Word{wIndex}", word));