Initial Commit: BlackBoard inkl. Reporting

Server/Services/BlackBoardService.cs

@@ -0,0 +1,101 @@
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Http;
+using Oqtane.Enums;
+using Oqtane.Infrastructure;
+using Oqtane.Models;
+using Oqtane.Security;
+using Oqtane.Shared;
+using SZUAbsolventenverein.Module.BlackBoard.Repository;
+
+namespace SZUAbsolventenverein.Module.BlackBoard.Services
+{
+    public class ServerBlackBoardService : IBlackBoardService
+    {
+        private readonly IBlackBoardRepository _BlackBoardRepository;
+        private readonly IUserPermissions _userPermissions;
+        private readonly ILogManager _logger;
+        private readonly IHttpContextAccessor _accessor;
+        private readonly Alias _alias;
+
+        public ServerBlackBoardService(IBlackBoardRepository BlackBoardRepository, IUserPermissions userPermissions, ITenantManager tenantManager, ILogManager logger, IHttpContextAccessor accessor)
+        {
+            _BlackBoardRepository = BlackBoardRepository;
+            _userPermissions = userPermissions;
+            _logger = logger;
+            _accessor = accessor;
+            _alias = tenantManager.GetAlias();
+        }
+
+        public Task<List<Models.BlackBoard>> GetBlackBoardsAsync(int ModuleId)
+        {
+            if (_userPermissions.IsAuthorized(_accessor.HttpContext.User, _alias.SiteId, EntityNames.Module, ModuleId, PermissionNames.View))
+            {
+                return Task.FromResult(_BlackBoardRepository.GetBlackBoards(ModuleId).ToList());
+            }
+            else
+            {
+                _logger.Log(LogLevel.Error, this, LogFunction.Security, "Unauthorized BlackBoard Get Attempt {ModuleId}", ModuleId);
+                return null;
+            }
+        }
+
+        public Task<Models.BlackBoard> GetBlackBoardAsync(int BlackBoardId, int ModuleId)
+        {
+            if (_userPermissions.IsAuthorized(_accessor.HttpContext.User, _alias.SiteId, EntityNames.Module, ModuleId, PermissionNames.View))
+            {
+                return Task.FromResult(_BlackBoardRepository.GetBlackBoard(BlackBoardId));
+            }
+            else
+            {
+                _logger.Log(LogLevel.Error, this, LogFunction.Security, "Unauthorized BlackBoard Get Attempt {BlackBoardId} {ModuleId}", BlackBoardId, ModuleId);
+                return null;
+            }
+        }
+
+        public Task<Models.BlackBoard> AddBlackBoardAsync(Models.BlackBoard BlackBoard)
+        {
+            if (_userPermissions.IsAuthorized(_accessor.HttpContext.User, _alias.SiteId, EntityNames.Module, BlackBoard.ModuleId, PermissionNames.Edit))
+            {
+                BlackBoard = _BlackBoardRepository.AddBlackBoard(BlackBoard);
+                _logger.Log(LogLevel.Information, this, LogFunction.Create, "BlackBoard Added {BlackBoard}", BlackBoard);
+            }
+            else
+            {
+                _logger.Log(LogLevel.Error, this, LogFunction.Security, "Unauthorized BlackBoard Add Attempt {BlackBoard}", BlackBoard);
+                BlackBoard = null;
+            }
+            return Task.FromResult(BlackBoard);
+        }
+
+        public Task<Models.BlackBoard> UpdateBlackBoardAsync(Models.BlackBoard BlackBoard)
+        {
+            if (_userPermissions.IsAuthorized(_accessor.HttpContext.User, _alias.SiteId, EntityNames.Module, BlackBoard.ModuleId, PermissionNames.Edit))
+            {
+                BlackBoard = _BlackBoardRepository.UpdateBlackBoard(BlackBoard);
+                _logger.Log(LogLevel.Information, this, LogFunction.Update, "BlackBoard Updated {BlackBoard}", BlackBoard);
+            }
+            else
+            {
+                _logger.Log(LogLevel.Error, this, LogFunction.Security, "Unauthorized BlackBoard Update Attempt {BlackBoard}", BlackBoard);
+                BlackBoard = null;
+            }
+            return Task.FromResult(BlackBoard);
+        }
+
+        public Task DeleteBlackBoardAsync(int BlackBoardId, int ModuleId)
+        {
+            if (_userPermissions.IsAuthorized(_accessor.HttpContext.User, _alias.SiteId, EntityNames.Module, ModuleId, PermissionNames.Edit))
+            {
+                _BlackBoardRepository.DeleteBlackBoard(BlackBoardId);
+                _logger.Log(LogLevel.Information, this, LogFunction.Delete, "BlackBoard Deleted {BlackBoardId}", BlackBoardId);
+            }
+            else
+            {
+                _logger.Log(LogLevel.Error, this, LogFunction.Security, "Unauthorized BlackBoard Delete Attempt {BlackBoardId} {ModuleId}", BlackBoardId, ModuleId);
+            }
+            return Task.CompletedTask;
+        }
+    }
+}