From bc8f6e3a15bd71767d31c3d124a237d1443f7fa0 Mon Sep 17 00:00:00 2001
From: Hamid Reza Mohammadi <mohammadi.hr@gmail.com>
Date: Fri, 7 May 2021 12:55:34 +0430
Subject: [PATCH] caching poet by url

---
 RMuseum/Controllers/GanjoorController.cs | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/RMuseum/Controllers/GanjoorController.cs b/RMuseum/Controllers/GanjoorController.cs
index 5b67999a..6fe50f38 100644
--- a/RMuseum/Controllers/GanjoorController.cs
+++ b/RMuseum/Controllers/GanjoorController.cs
@@ -96,13 +96,19 @@ namespace RMuseum.Controllers
         [ProducesResponseType((int)HttpStatusCode.NotFound)]
         public async Task<IActionResult> GetPoetByUrl(string url)
         {
-            RServiceResult<GanjoorPoetCompleteViewModel> res =
-                await _ganjoorService.GetPoetByUrl(url);
-            if (!string.IsNullOrEmpty(res.ExceptionString))
-                return BadRequest(res.ExceptionString);
-            if (res.Result == null)
-                return NotFound();
-            return Ok(res.Result);
+            var cacheKey = $"poet/byurl/{url}";
+            if (!_memoryCache.TryGetValue(cacheKey, out GanjoorPoetCompleteViewModel poet))
+            {
+                RServiceResult<GanjoorPoetCompleteViewModel> res =
+                 await _ganjoorService.GetPoetByUrl(url);
+                if (!string.IsNullOrEmpty(res.ExceptionString))
+                    return BadRequest(res.ExceptionString);
+                if (res.Result == null)
+                    return NotFound();
+                poet = res.Result;
+                _memoryCache.Set(cacheKey, poet);
+            }
+            return Ok(poet);
         }
 
         /// <summary>