From 50a53fb1e45b638f53ba91ab2db46ddcb4e59065 Mon Sep 17 00:00:00 2001
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 <da.stepanov@digitaldrilling.ru>
Date: Fri, 14 Jul 2023 12:39:02 +0500
Subject: [PATCH] =?UTF-8?q?=D0=A0=D0=B0=D1=81=D1=88=D0=B8=D1=80=D0=B8?=
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1. Добавил контроллер, проверяющий наличие справки для страницы.
2. Добавил атрибут Required на некоторые параметры в методах в контроллере.
---
 .../Controllers/HelpPageController.cs         | 36 ++++++++++++++++---
 1 file changed, 32 insertions(+), 4 deletions(-)

diff --git a/AsbCloudWebApi/Controllers/HelpPageController.cs b/AsbCloudWebApi/Controllers/HelpPageController.cs
index bae2010e..b230557b 100644
--- a/AsbCloudWebApi/Controllers/HelpPageController.cs
+++ b/AsbCloudWebApi/Controllers/HelpPageController.cs
@@ -21,12 +21,15 @@ public class HelpPageController : ControllerBase
 {
     private readonly IHelpPageService helpPageService;
     private readonly IUserRepository userRepository;
+    private readonly IHelpPageRepository helpPageRepository;
 
     public HelpPageController(IHelpPageService helpPageService,
-        IUserRepository userRepository)
+        IUserRepository userRepository,
+        IHelpPageRepository helpPageRepository)
     {
         this.helpPageService = helpPageService;
         this.userRepository = userRepository;
+        this.helpPageRepository = helpPageRepository;
     }
 
     /// <summary>
@@ -41,7 +44,7 @@ public class HelpPageController : ControllerBase
     [Permission]
     [ProducesResponseType(typeof(int), (int)HttpStatusCode.OK)]
     public async Task<IActionResult> UploadAsync(
-        string urlPage,
+        [Required] string urlPage,
         [Range(minimum: 20000, maximum: 20000, ErrorMessage = "Категория файла недопустима. Допустимые: 20000")]
         int idCategory,
         [Required] IFormFile file,
@@ -77,8 +80,10 @@ public class HelpPageController : ControllerBase
     [Route("{urlPage}/{idCategory}")]
     [ProducesResponseType(typeof(PhysicalFileResult), (int)HttpStatusCode.OK)]
     [ProducesResponseType(StatusCodes.Status204NoContent)]
-    public async Task<IActionResult> GetFileAsync(string urlPage, 
-        int idCategory, 
+    public async Task<IActionResult> GetFileAsync(
+        [Required] string urlPage, 
+        [Range(minimum: 20000, maximum: 20000, ErrorMessage = "Категория файла недопустима. Допустимые: 20000")]
+        int idCategory,
         CancellationToken cancellationToken)
     {
         var file = await helpPageService.GetFileStreamAsync(urlPage,
@@ -94,4 +99,27 @@ public class HelpPageController : ControllerBase
         
         return File(memoryStream, "application/pdf", file.fileName);
     }
+
+    /// <summary>
+    /// Проверяет наличие справки для страницы
+    /// </summary>
+    /// <param name="urlPage">Url страницы</param>
+    /// <param name="idCategory">Id категории файла. Допустимое значение параметра: 20000</param>
+    /// <param name="cancellationToken"></param>
+    /// <returns></returns>
+    [HttpGet]
+    [Route("isExisting/{urlPage}/{idCategory}")]
+    [ProducesResponseType(typeof(bool), (int)HttpStatusCode.OK)]
+    public async Task<IActionResult> IsExistingAsync(
+        [Required] string urlPage,
+        [Range(minimum: 20000, maximum: 20000, ErrorMessage = "Категория файла недопустима. Допустимые: 20000")]
+        int idCategory,
+        CancellationToken cancellationToken)
+    {
+        var helpPage = await helpPageRepository.GetOrDefaultByUrlPageAndIdCategoryAsync(urlPage,
+            idCategory,
+            cancellationToken);
+        
+        return Ok(helpPage != null);
+    }
 }