From e0f5927c81ea2ec453867bb2a4d2cb6210f4d0b9 Mon Sep 17 00:00:00 2001
From: Hamid Reza Mohammadi <mohammadi.hr@gmail.com>
Date: Mon, 28 Mar 2022 13:15:01 +0430
Subject: [PATCH] docs: api for deleting a category

---
 RMuseum/Controllers/GanjoorController.cs      | 20 +++++++++++++
 RMuseum/RMuseum.xml                           | 21 +++++++++++++
 RMuseum/Services/IGanjoorService.cs           |  7 +++++
 .../Services/Implementation/GanjoorService.cs | 30 +++++++++++++++++++
 4 files changed, 78 insertions(+)

diff --git a/RMuseum/Controllers/GanjoorController.cs b/RMuseum/Controllers/GanjoorController.cs
index 79177dc6..f1fe1f22 100644
--- a/RMuseum/Controllers/GanjoorController.cs
+++ b/RMuseum/Controllers/GanjoorController.cs
@@ -541,6 +541,26 @@ namespace RMuseum.Controllers
             return Ok(res.Result);
         }
 
+        /// <summary>
+        /// delete a category
+        /// </summary>
+        /// <param name="id"></param>
+        /// <returns></returns>
+
+        [HttpDelete]
+        [Route("cat/{id}")]
+        [Authorize(Policy = RMuseumSecurableItem.GanjoorEntityShortName + ":" + SecurableItem.ModifyOperationShortName)]
+        [ProducesResponseType((int)HttpStatusCode.OK, Type = typeof(GanjoorPageCompleteViewModel))]
+        [ProducesResponseType((int)HttpStatusCode.BadRequest, Type = typeof(string))]
+        [ProducesResponseType((int)HttpStatusCode.NotFound)]
+        public async Task<IActionResult> DeleteCategoryAsync(int id)
+        {
+            var res = await _ganjoorService.DeleteCategoryAsync(id);
+            if (!string.IsNullOrEmpty(res.ExceptionString))
+                return BadRequest(res.ExceptionString);
+            return Ok();
+        }
+
         /// <summary>
         /// Start Finding Missing Rhythms
         /// </summary>
diff --git a/RMuseum/RMuseum.xml b/RMuseum/RMuseum.xml
index cdc933a0..019aff7e 100644
--- a/RMuseum/RMuseum.xml
+++ b/RMuseum/RMuseum.xml
@@ -997,6 +997,13 @@
             <param name="rhythm"></param>
             <returns></returns>
         </member>
+        <member name="M:RMuseum.Controllers.GanjoorController.DeleteCategoryAsync(System.Int32)">
+            <summary>
+            delete a category
+            </summary>
+            <param name="id"></param>
+            <returns></returns>
+        </member>
         <member name="M:RMuseum.Controllers.GanjoorController.StartFindingMissingRhythms(System.Boolean,System.Int32)">
             <summary>
             Start Finding Missing Rhythms
@@ -11389,6 +11396,13 @@
             <param name="rejectionCause"></param>
             <returns></returns>
         </member>
+        <member name="M:RMuseum.Services.IGanjoorService.DeleteCategoryAsync(System.Int32)">
+            <summary>
+            delete a category
+            </summary>
+            <param name="id"></param>
+            <returns></returns>
+        </member>
         <member name="M:RMuseum.Services.IGanjoorService.SetCategoryLanguageTag(System.Int32,System.String)">
             <summary>
             set category poems language tag
@@ -13643,6 +13657,13 @@
             <param name="id"></param>
             <returns></returns>
         </member>
+        <member name="M:RMuseum.Services.Implementation.GanjoorService.DeleteCategoryAsync(System.Int32)">
+            <summary>
+            delete a category
+            </summary>
+            <param name="id"></param>
+            <returns></returns>
+        </member>
         <member name="M:RMuseum.Services.Implementation.GanjoorService.ChangePoetImageAsync(System.Int32,System.Guid)">
             <summary>
             chaneg poet image
diff --git a/RMuseum/Services/IGanjoorService.cs b/RMuseum/Services/IGanjoorService.cs
index 5ae1105f..f708cf3a 100644
--- a/RMuseum/Services/IGanjoorService.cs
+++ b/RMuseum/Services/IGanjoorService.cs
@@ -840,6 +840,13 @@ namespace RMuseum.Services
         /// <returns></returns>
         Task<RServiceResult<bool>> RejectPoetSuggestedSpecLinesAsync(int id, Guid deleteUserId, string rejectionCause);
 
+        /// <summary>
+        /// delete a category
+        /// </summary>
+        /// <param name="id"></param>
+        /// <returns></returns>
+        Task<RServiceResult<bool>> DeleteCategoryAsync(int id);
+
         /// <summary>
         /// set category poems language tag
         /// </summary>
diff --git a/RMuseum/Services/Implementation/GanjoorService.cs b/RMuseum/Services/Implementation/GanjoorService.cs
index e480f2cb..95f7134f 100644
--- a/RMuseum/Services/Implementation/GanjoorService.cs
+++ b/RMuseum/Services/Implementation/GanjoorService.cs
@@ -2889,6 +2889,36 @@ namespace RMuseum.Services.Implementation
             }
         }
 
+        /// <summary>
+        /// delete a category
+        /// </summary>
+        /// <param name="id"></param>
+        /// <returns></returns>
+        public async Task<RServiceResult<bool>> DeleteCategoryAsync(int id)
+        {
+            try
+            {
+                if(true == await _context.GanjoorPoems.Where(p => p.CatId == id).AnyAsync())
+                {
+                    return new RServiceResult<bool>(false, "cat has poems!");
+                }
+                
+                var page = await _context.GanjoorPages.Where(p => p.GanjoorPageType == GanjoorPageType.CatPage && p.CatId == id).SingleAsync();
+                _context.Remove(page);
+                await _context.SaveChangesAsync();
+
+                var cat = await _context.GanjoorCategories.Where(c => c.Id == id).SingleAsync();
+                _context.Remove(cat);
+                await _context.SaveChangesAsync();
+
+                return new RServiceResult<bool>(true);
+            }
+            catch (Exception exp)
+            {
+                return new RServiceResult<bool>(false, exp.ToString());
+            }
+        }
+
         /// <summary>
         /// chaneg poet image
         /// </summary>