From eedbe9aaae4f233434d7e05f6e65c927738ed01d Mon Sep 17 00:00:00 2001
From: kittyegg <barscatred@gmail.com>
Date: Thu, 14 May 2026 12:56:25 +0300
Subject: [PATCH] =?UTF-8?q?=D0=94=D0=BE=D0=B1=D0=B0=D0=B2=D0=B8=D0=BB=20pa?=
 =?UTF-8?q?tch-=D0=BC=D0=B5=D1=82=D0=BE=D0=B4=20=D0=B4=D0=BB=D1=8F=20?=
 =?UTF-8?q?=D0=BE=D0=B1=D0=BD=D0=BE=D0=B2=D0=BB=D0=B5=D0=BD=D0=B8=D1=8F=20?=
 =?UTF-8?q?short=20url?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../Controllers/ShortUrlController.cs         | 21 +++++++++++++++++++
 URL-Shortener/DTO/UpdateShortUrlDto.cs        | 17 +++++++++++++++
 2 files changed, 38 insertions(+)
 create mode 100644 URL-Shortener/DTO/UpdateShortUrlDto.cs

diff --git a/URL-Shortener/Controllers/ShortUrlController.cs b/URL-Shortener/Controllers/ShortUrlController.cs
index 36c6853..ad58ccc 100644
--- a/URL-Shortener/Controllers/ShortUrlController.cs
+++ b/URL-Shortener/Controllers/ShortUrlController.cs
@@ -54,6 +54,27 @@ namespace URL_Shortener.Controllers
             return CreatedAtRoute(nameof(GetShortUrlByIdAsync), new { id = shortUrl.Id }, shortUrl);
         }
 
+        [HttpPatch("{id:int}")]
+        public async Task<IActionResult> UpdateShortUrlAsync(int id, UpdateShortUrlDto dto)
+        {
+            var shortUrl = await _db.ShortUrls.FindAsync(id);
+            if (shortUrl == null)
+                return NotFound("Short URL not found");
+
+            if (!string.IsNullOrEmpty(dto.OriginalUrl))
+                shortUrl.OriginalUrl = dto.OriginalUrl;
+            if (dto.ExpirationDateTime.HasValue)
+                shortUrl.ExpirationDateTime = dto.ExpirationDateTime;
+            if (dto.ClickLimit.HasValue)
+                shortUrl.ClickLimit = dto.ClickLimit.Value;
+            if (dto.ResetExpirationDateTime)
+                shortUrl.ExpirationDateTime = null;
+
+            await _db.SaveChangesAsync();
+
+            return Ok(shortUrl);
+        }
+
         [HttpDelete("{id:int}")]
         public async Task<IActionResult> DeleteShortUrlByIdAsync(int id)
         {
diff --git a/URL-Shortener/DTO/UpdateShortUrlDto.cs b/URL-Shortener/DTO/UpdateShortUrlDto.cs
new file mode 100644
index 0000000..e5322a2
--- /dev/null
+++ b/URL-Shortener/DTO/UpdateShortUrlDto.cs
@@ -0,0 +1,17 @@
+using System.ComponentModel;
+using System.ComponentModel.DataAnnotations;
+
+namespace URL_Shortener.DTO
+{
+    public class UpdateShortUrlDto
+    {
+        public string? OriginalUrl { get; set; }
+
+        public DateTime? ExpirationDateTime { get; set; } = null;
+
+        public int? ClickLimit { get; set; } = null;
+
+        [DefaultValue(false)]
+        public bool ResetExpirationDateTime { get; set; } = false;
+    }
+}