TourIAm/TIAM.Database/DataLayers/ServiceProviders/ServiceProviderDal.cs

548 lines
22 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using AyCode.Models.Enums;
using Microsoft.EntityFrameworkCore;
using TIAM.Entities.Permissions;
using TIAM.Entities.Products;
using TIAM.Entities.ServiceProviders;
using TIAM.Entities.Products.DTOs;
using TIAM.Entities.Users;
using TIAM.Database.DbContexts.ServiceProviders;
using TIAM.Database.DbSets.Permissions;
using TIAM.Database.DbSets.Users;
using AyCode.Database.DataLayers;
using AyCode.Database.DbSets.Users;
using TIAM.Database.DbSets.Products;
namespace TIAM.Database.DataLayers.ServiceProviders
{
public class ServiceProviderDal : DalBase<ServiceProviderDbContext>
{
public ServiceProviderDal() : base()
{
}
public ServiceProviderDal(ServiceProviderDbContext _object)
{
}
public UserProductMapping? GetUserProductMappingById(Guid userProductMappingId) => Session(x => x.GetUserProductMappingById(userProductMappingId));
#region ServiceProviders
//16. (IServiceProviderDataService) get all service providers
public Task<List<TiamServiceProvider>> GetServiceProvidersAsync()
{
return Context.ServiceProviders.ToListAsync();
}
//18. (IServiceProviderDataService) get serviceProvider by Id
public virtual Task<TiamServiceProvider?> GetServiceProviderByIdAsync(Guid id)
{
Console.WriteLine($"Getting serviceProvider from db {id}");
return Context.ServiceProviders.SingleOrDefaultAsync(x => x.Id == id);
}
//15. (IServiceProviderDataService) Create service provider
public Task<bool> CreateServiceProviderAsync(TiamServiceProvider serviceProvider)
{
Context.CreateServiceProvider(serviceProvider);
return Context.SaveChangesAsync().ContinueWith(x => x.Result > 0);
}
//14. (IserviceProviderDataService) Update service provider
public Task<bool> UpdateServiceProviderAsync(TiamServiceProvider serviceProvider)
{
var dbServiceProvider = Context.ServiceProviders.FirstOrDefault(u => u.Id == serviceProvider.Id);
if (dbServiceProvider != null)
{
dbServiceProvider = serviceProvider;
Context.ServiceProviders.Update(dbServiceProvider);
return Context.SaveChangesAsync().ContinueWith(x => x.Result > 0);
}
else
{
throw new Exception("ServiceProvider not found");
}
}
//13. (IserviceProviderDataService) delete service provider
public Task<bool> DeleteServiceProviderAsync(Guid id)
{
using (var transaction = Context.Database.BeginTransaction())
{
var dbServiceProvider = Context.ServiceProviders.FirstOrDefault(u => u.Id == id);
if (dbServiceProvider != null)
{
//get products for this provider
var products = Context.Products.Where(x => x.ServiceProviderId == id).ToList();
/*foreach (var productItem in products)
{
//delete products
var permissionContextMappings = Context.PermissionContextMappings.Where(x => x.ContextId == productItem.Id).ToList();
//iterate through every row
foreach (var item in permissionContextMappings)
{
if (item.SubjectType == (int)PermissionContextMappingSubjectType.Group)
{
//get users in the permissiongroup
var permissionGroupUserMapping = Context.PermissionGroupUserMappings.Where(x => x.PermissionContextMappingId == item.Id).ToList();
//remove every row (users) from permissiongroup
foreach (var user in permissionGroupUserMapping)
{
Context.PermissionGroupUserMappings.Remove(user);
}
}
}
//remove permissioncontextmappings
Context.PermissionContextMappings.RemoveRange(permissionContextMappings);
}*/
Context.Products.RemoveRange(products);
Context.ServiceProviders.Remove(dbServiceProvider);
return Context.SaveChangesAsync().ContinueWith(x => x.Result > 0);
}
else
{
return Task.FromResult(false);
}
}
}
//17. (IServiceProviderDataService) get service provider by ownerId
public Task<List<TiamServiceProvider>> GetServiceProvidersByOwnerIdAsync()
{
throw new NotImplementedException();
}
#endregion
#region PermissionTypes
//10. (IPermissionService) create permission type
public Task<bool> CreatePermissionsTypeAsync(PermissionsType permissionsType)
{
bool result = false;
using (var transaction = Context.Database.BeginTransaction())
{
var existingPermission = Context.PermissionsTypes
.FirstOrDefault(x => x.PermissionName == permissionsType.PermissionName)?.PermissionName;
if (existingPermission == null)
{
//get all the permissiontypes for this context
var permissionTypes = new List<PermissionsType>();
var nextBitValue = 0.0;
permissionTypes = Context.PermissionsTypes
.Where(x => x.ContextId == permissionsType.ContextId)
.ToList();
//get the max value of the permissiontypes
if (permissionTypes != null)
{
//next bit value is the power of two of the count of the permissiontypes
nextBitValue = Math.Pow(2, permissionTypes.Count);
}
else
{
nextBitValue = Math.Pow(2, 0);
}
permissionsType.PermissionBit = (int)nextBitValue;
Context.PermissionsTypes.Add(permissionsType);
Context.SaveChanges();
transaction.Commit();
result = true;
}
else
{
result = false;
}
}
return Task.FromResult(result);
}
//11. (IPermissionService) get permission types for context
public Task<List<PermissionsType>>? GetPermissionTypesByContextIdAsync(Guid contextId)
{
return Context.PermissionsTypes.Where(x => x.ContextId == contextId).ToListAsync();
}
public Task<int> GetPermissionFromPermissionType(PermissionsType pType)
{
if (Context.PermissionsTypes.FirstOrDefault(x => x.Id == pType.Id) != null)
{
return Task.FromResult(pType.PermissionBit);
}
else
{
return Task.FromResult(0);
}
}
#endregion
#region PermissionMappings
public List<PermissionContextMapping> GetPermissionContextsView(Guid subjectId, Guid contextId)
=> Session(x => x.GetPermissionContextsView(subjectId, contextId).ToList());
public List<PermissionContextMapping> GetPermissionContextsViewBySubjectId(Guid contextId)
=> Session(x => x.GetPermissionContextsViewBySubjectId(contextId).ToList());
public List<PermissionContextMapping> GetPermissionContextsViewByContextId(Guid contextId)
=> Session(x => x.GetPermissionContextsViewByContextId(contextId).ToList());
public Task<List<PermissionContextMapping>> GetPermissionContextsViewByContextIdAsync(Guid contextId)
=> SessionAsync(x => x.GetPermissionContextsViewByContextId(contextId).ToList());
//3. (IPermissionService) get permissions of assigned users and groups
public Task<List<AssignedPermissionModel>> GetPermissionsOfUserProductMappingsAndGroupsAsyncByContextId(Guid contextId)
{
List<AssignedPermissionModel> result = new List<AssignedPermissionModel>();
var UserProductMappings = Context.UserProductMappings.Where(x => x.ProductId == contextId).ToListAsync();
if (UserProductMappings.Result != null)
{
foreach (var item in UserProductMappings.Result)
{
var mappingRow = Context.PermissionContextMappings.Where(x => x.SubjectId == item.Id).ToListAsync();
if (mappingRow.Result == null)
{
//user has no permission but is assigned... must be banned
}
else if (mappingRow.Result.Count > 1)
{
//user has been assigned more than onece to same context
}
else
{
foreach (var mapping in mappingRow.Result)
{
result.Add(new AssignedPermissionModel(item.ProductId, item.Id, mapping.SubjectType, item.UserId.ToString(), mapping.Permissions));
}
}
}
}
var AssingedGroups = Context.PermissionGroups.Where(x => x.OwnerId == contextId).ToListAsync();
if (AssingedGroups.Result != null)
{
foreach (var group in AssingedGroups.Result)
{
var mappingRow = Context.PermissionContextMappings.Where(x => x.SubjectId == group.Id).ToListAsync();
if (mappingRow.Result == null)
{
//group has no permission but is assigned...
}
else if (mappingRow.Result.Count > 1)
{
//group has been assigned more than onece to same context
}
else
{
foreach (var mapping in mappingRow.Result)
{
result.Add(new AssignedPermissionModel(group.OwnerId, group.Id, mapping.SubjectType, group.GroupName, mapping.Permissions));
}
}
}
}
foreach (var row in result)
{
Console.WriteLine($"GetPermissionsOfUserProductMappingsAndGroupsAsyncByContextId: {row.ContextId}, {row.SubjectId}, {row.SubjectType}, {row.Name}, {row.PermissionsValue}");
}
return Task.FromResult(result);
}
//12. (IPermissionService) get permission groups for context
public Task<List<PermissionContextMapping>> GetPermissionsForContextByContextIdAsync(Guid contextId)
{
List<PermissionContextMapping> permissionContextMappings = new List<PermissionContextMapping>();
//get all Groups where the contextId is the same
var groups = Context.PermissionGroups.Where(x => x.OwnerId == contextId).Select(x => x.Id).ToHashSet();
permissionContextMappings = Context.PermissionContextMappings.Where(x => groups.Contains(x.SubjectId)).ToList();
//foreach (var item in groups.Result)
//{
// //get permissioncontextmapping for the group if there is, so we know what permissions the group has
// var pCm = Context.PermissionContextMappings.FirstOrDefault(x => x.SubjectId == item.Id);
// permissionContextMappings.Add(pCm);
//}
return Task.FromResult(permissionContextMappings);
}
//9. (IPermissionService) add user to permission group
public Task<bool> AddUserToPermissionGroupAsync(Guid permissionGroupId, Guid userId)
{
bool result = false;
using (var transaction = Context.Database.BeginTransaction())
{
//do we need to check if PermissionContextMappingId exists?
var permissionGroupUserMapping = new PermissionGroupUserMapping(userId, permissionGroupId);
Context.PermissionGroupUserMappings.Add(permissionGroupUserMapping);
Context.SaveChanges();
transaction.Commit();
result = true;
}
return Task.FromResult(result);
}
//8. (IPermissionService) create permission group
public Task<bool> CreatePermissionGroupAsync(PermissionGroup permissionGroup, TiamServiceProvider serviceProvider)
{
bool result = false;
using (var transaction = Context.Database.BeginTransaction())
{
var existingPermissionGroup = Context.PermissionGroups.FirstOrDefault(x => x.GroupName == permissionGroup.GroupName)?.GroupName;
if (existingPermissionGroup == null)
{
//create permission type 1 for the group
var permissionType = new PermissionsType(serviceProvider.Id, "View");
Context.CreatePermissionsType(permissionType);
//Create PermissionContextMapping for the group
//create Id for the group
Guid Id = Guid.NewGuid();
permissionGroup.Id = Id;
var permissionContextMapping = new PermissionContextMapping(serviceProvider.Id, Id, PermissionContextMappingSubjectType.Group, 1, true);
Context.CreatePermissionContextMapping(permissionContextMapping);
Context.CreatePermissionGroup(permissionGroup);
Context.SaveChanges();
transaction.Commit();
result = true;
}
else
{
//group with same name already exists
result = false;
}
}
return Task.FromResult(result);
}
public List<UserProductMapping> GetUserProductMappingsInPermissionGroupByGroupId(Guid groupId)
{
return Context.GetUserProductMappingsByPermissionGroupId(groupId).ToList();
//List<UserProductMapping> userProductMappings = new List<UserProductMapping>();
////let's get the permissioncontextmapping for the group
//var pCm = Context.PermissionContextMappings.FirstOrDefault(x => x.SubjectId == groupId);
//Guid pCmId = pCm.Id;
////let's get the permissiongroupusermappings for the permissioncontextmapping
//var pGum = Context.PermissionGroupUserMappings.Where(x => x.PermissionContextMappingId == pCmId).ToList();
//if (pGum.Count > 0)
//{
// foreach (var group in pGum)
// {
// userProductMappings.Add(Context.UserProductMappings.FirstOrDefault(x => x.Id == group.UserProductMappingId));
// }
//}
//return Task.FromResult(userProductMappings);
}
#endregion
#region Products
public Product? GetProductById(Guid contextId)
=> Session(x => x.GetProductById(contextId));
//* 19. (IServiceProviderDataService) Create product
public bool CreateProductAsync(Product product)
{
Context.CreateProduct(product);
Console.WriteLine($"Saving product to db {product.Id}, {product.Name}, {product.ServiceProviderId}");
var _result = Context.SaveChangesAsync();
return _result.Result > 0;
}
//* 20. (IServiceProviderDataService) Update product
public Product UpdateProduct(Product product)
{
var prod = Context.UpdateProduct(product);
Console.WriteLine($"Saving product to db {product.Id}, {product.Name}, {product.ServiceProviderId}");
Context.SaveChanges();
return prod;
}
//* 21. (IServiceProviderDataService) delete product
public Task<bool> DeleteProductByIdAsync(Guid productId)
{
return TransactionAsync(ctx =>
{
ctx.DeleteProductById(productId);
return true;
});
}
//4. (IPermissionService) AssignPermissionToUserForContextAsync
public Task<bool> AssignPermissionToUserForContextAsync(UserProductMapping userProductMapping, PermissionsType permission)
{
var _assIgnedUser = Context.UserProductMappings.FirstOrDefault(x => x.Id == userProductMapping.Id);
if (_assIgnedUser != null)
{
//user exists
var _permissionInt = GetPermissionFromPermissionType(permission);
var permissionContextMapping = Context.PermissionContextMappings.FirstOrDefault(x => x.SubjectId == userProductMapping.Id);
var currentPermissions = permissionContextMapping.Permissions;
var newPermissions = currentPermissions + _permissionInt.Result;
permissionContextMapping.Permissions = newPermissions;
return Context.SaveChangesAsync().ContinueWith(x => x.Result > 0);
}
else
{
//user does not exist, let's create it
return Task.FromResult(false);
}
}
#endregion
#region UserProductMappings
//22. (IServiceProviderDataService) Create userProductMapping
public Task<UserProductMapping> CreateUserProductMappingAsync(UserProductMapping userProductMapping)
{
Context.UserProductMappings.Add(userProductMapping);
Console.WriteLine($"Saving userProductMapping to db {userProductMapping.Id}, {userProductMapping.ProductId}, {userProductMapping.UserId}");
return Context.SaveChangesAsync().ContinueWith(x => userProductMapping);
}
//23. (IServiceProviderDataService) Get Assigned Users By ProductId
public Task<List<UserProductMapping>> GetUserProductMappingsByProductIdAsync(Guid productId)
{
return Context.UserProductMappings.Where(x => x.ProductId == productId).ToListAsync();
}
//24 . (IServiceProviderDataService) Remove Assigned Users By Product Id
public Task RemoveUserProductMappingsByContextId(Guid productId)
{
using (var transaction = Context.Database.BeginTransaction())
{
var userProductMappings = Context.UserProductMappings.Where(x => x.ProductId == productId).ToList();
//remove userProductMappings
return Context.SaveChangesAsync().ContinueWith(x => x.Result > 0);
}
}
//25. (IServiceProviderDataService) Remove Assigned from product by userProductMappingId
public Task<bool> RemoveUserProductMappingAsync(UserProductMapping userProductMapping, bool removeFromGroups)
{
return TransactionAsync(ctx =>
{
var result = false;
var userProductMappingToRemove = ctx.UserProductMappings.FirstOrDefault(x => x.Id == userProductMapping.Id);
//remove userProductMappings
if (userProductMappingToRemove == null) return false;
if (removeFromGroups)
{
//remove permissiongroupusermappings
ctx.RemoveAssingedUserFromPermissionGroups(userProductMappingToRemove.Id);
}
ctx.UserProductMappings.Remove(userProductMappingToRemove);
return result;
});
}
//public Task RemoveUserProductMappingByUserIdAsync(Guid userProductMappingId)
//{
// return TransactionAsync(ctx =>
// {
// var userProductMapping = ctx.UserProductMappings.FirstOrDefault(x => x.Id == userProductMappingId);
// //remove userProductMappings
// if (userProductMapping == null) return false;
// //CleanUp
// //remove permissioncontextmappings
// ctx.RemoveUserProductMappingContextMappingBySubjectId(userProductMappingId);
// //remove permissiongroupusermappings
// ctx.RemoveAssingedUserFromAllProductPermissionGroups(userProductMappingId);
// return true;
// });
//}
//public Task RemoveUserProductMappingContextMappingByUserProductMappingId(Guid userProductMappingId)
//{
// using (var transaction = Context.Database.BeginTransaction())
// {
// PermissionContextMapping? contextMapping = Context.PermissionContextMappings.FirstOrDefault(x => x.SubjectId == userProductMappingId);
// //remove userProductMappings
// if(contextMapping != null)
// {
// Context.PermissionContextMappings.Remove(contextMapping);
// }
// return Context.SaveChangesAsync().ContinueWith(x => x.Result > 0);
// }
//}
//public Task RemoveAssingedUserFromAllProductPermissionGroups(Guid userProductMappingId)
//{
// using (var transaction = Context.Database.BeginTransaction())
// {
// var permissionGroupUserMapping = Context.PermissionGroupUserMappings.Where(x => x.UserProductMappingId == userProductMappingId);
// //remove userProductMappings
// if (permissionGroupUserMapping != null)
// {
// foreach (var item in permissionGroupUserMapping)
// {
// Context.PermissionGroupUserMappings.Remove(item);
// }
// }
// return Context.SaveChangesAsync().ContinueWith(x => x.Result > 0);
// }
//}
#endregion
}
}