Added validation for allocation editor

MoonlightServers.ApiServer/Http/Controllers/Admin/Nodes/NodeAllocationsController.cs

@@ -2,6 +2,9 @@ using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.EntityFrameworkCore;
 using MoonCore.Extended.Abstractions;
+using MoonCore.Helpers;
+using Moonlight.ApiServer.App.Attributes;
+using Moonlight.ApiServer.App.Exceptions;
 using Moonlight.ApiServer.App.Helpers;
 using MoonlightServers.ApiServer.Database.Entities;
 using MoonlightServers.Shared.Http.Requests.Admin.Allocations;
@@ -20,6 +23,41 @@ public class NodeAllocationsController : BaseSubCrudController<Node, Allocation,
         PermissionPrefix = "admin.servers.nodes.allocations";
     }
 
+    [HttpPost]
+    [RequirePermission("admin.servers.nodes.allocations.create")]
+    public override async Task<ActionResult<DetailAllocationResponse>> Create(CreateAllocationRequest request)
+    {
+        if (ItemRepository.Get().Any(x => x.IpAddress == request.IpAddress && x.Port == request.Port))
+            throw new ApiException("An allocation with this ip and port already exists", statusCode: 400);
+        
+        var item = Mapper.Map<Allocation>(request!);
+
+        Property.Invoke(RootItem).Add(item);
+        RootItemRepository.Update(RootItem);
+
+        var response = Mapper.Map<DetailAllocationResponse>(item);
+
+        return Ok(response);
+    }
+
+    [HttpPatch("{id}")]
+    [RequirePermission("admin.servers.nodes.allocations.create")]
+    public override async Task<ActionResult<DetailAllocationResponse>> Update(int id, UpdateAllocationRequest request)
+    {
+        var item = LoadItemById(id);
+        
+        if (ItemRepository.Get().Any(x => x.IpAddress == request.IpAddress && x.Port == request.Port && x.Id != item.Id))
+            throw new ApiException("An allocation with this ip and port already exists", statusCode: 400);
+        
+        var mappedItem = Mapper.Map(item, request!, ignoreNullValues: true);
+
+        ItemRepository.Update(mappedItem);
+
+        var response = Mapper.Map<DetailAllocationResponse>(mappedItem);
+
+        return Ok(response);
+    }
+
     protected override IEnumerable<Node> IncludeRelations(IQueryable<Node> items)
         => items.Include(x => x.Allocations);
 }