Added Comments to the Controllers

ScrumTaskboard/Controllers/UserstoriesController.cs

@@ -7,12 +7,19 @@ using Microsoft.EntityFrameworkCore;
 
 namespace ScrumTaskboard.Controllers
 {
+    /// <summary>
+    /// This is a controller of Userstories class includes all API's related to the Userstories.
+    /// </summary>
     [Route("[controller]")]
     [ApiController]
     public class UserstoriesController : ControllerBase
     {
         private readonly TaskContext _context;
 
+        /// <summary>
+        /// Initializes a new instance of the class.
+        /// </summary>
+        /// <param name="context"></param>
         public UserstoriesController(TaskContext context)
         {
             _context = context;
@@ -77,23 +84,23 @@ namespace ScrumTaskboard.Controllers
         [HttpPut("{id}")]
         public async Task<IActionResult> PutUserstory(int id, ScrumUserstory userstory)
         {
-            // Die ID der Userstory darf nicht geändert werden
+            // The userstory's ID must not be changed
             if (id != userstory.id)
             {
                 return BadRequest();
             }
 
-            // Speichere die geänderten Userstory im Context
+            // Save the changed userstory in the context
             _context.Entry(userstory).State = EntityState.Modified;
 
             try
             {
-                // Übernehme die Änderungen in die Datenbank
+                // Apply the changes to the database
                 await _context.SaveChangesAsync();
             }
             catch (DbUpdateConcurrencyException)
             {
-                // Wenn die Userstory nicht existiert, gib Statuscode 404 zurück
+                // If the userstory does not exist, return status code 404
                 if (!UserstoryExists(id))
                 {
                     return NotFound();
@@ -114,7 +121,7 @@ namespace ScrumTaskboard.Controllers
             _context.Userstories.Add(userstory);
             await _context.SaveChangesAsync();
 
-            // Die neue Userstory wurde erstellt und kann über die GetUserstory Methode abgerufen werden.
+            // The new userstory has been created and can be called up using the GetUserstory method
             return CreatedAtAction("GetUserstory", new { id = userstory.id }, userstory);
         }
 
@@ -128,16 +135,16 @@ namespace ScrumTaskboard.Controllers
                 return NotFound();
             }
 
-            // Entferne die Userstory aus dem Context
+            // Remove the userstory from the context
             _context.Userstories.Remove(userstory);
-            // Speichere die Änderungen in der Datenbank
+            // Save the changes in the database
             await _context.SaveChangesAsync();
 
             return userstory;
         }
 
         /// <summary>
-        /// Prüft, ob eine Userstory mit der angegebenen ID bereits existiert.
+        /// Checks whether a userstory with the specified ID already exists.
         /// </summary>
         private bool UserstoryExists(int id)
         {