public ManageGroups()
{
InitializeComponent();
this.TopLevel = false;
daoGroup = new DaoGroup();
ShowListRoles(this.gridRoles);
}
public async Task <API.Response.GroupInfo> ToGroupInfo(long userId, DaoGroup daoGroup)
{
return(new API.Response.GroupInfo()
{
Id = daoGroup.Id,
Name = daoGroup.Name,
Creator = daoGroup.CreatorUser.DisplayName,
MemberCount = daoGroup.Members.Count(),
MyCurrentBalance = await _spendingService.GetDebtSum(userId, daoGroup.Id)
});
}
public async Task <GroupInfo> ToGroupInfo(long userId, DaoGroup daoGroup)
{
return(new GroupInfo()
{
Id = daoGroup.Id,
Name = daoGroup.Name,
Creator = daoGroup.CreatorUser.DisplayName,
MemberCount = daoGroup.Members.Count(),
MyCurrentBalance = await GetDebtSum(userId, daoGroup.Id)
});
}
public async Task LogCreateGroup(long userId, DaoGroup newGroup)
{
dynamic historyEntry = new ExpandoObject();
// Name
historyEntry.Name = newGroup.Name;
// Id
historyEntry.Id = newGroup.Id;
// Log
await LogHistory(userId, newGroup.Id, new long[] { userId }, DaoLogType.Type.CREATE, DaoLogSubType.Type.GROUP, historyEntry);
}
public async Task CreateGroup(long userId, NewGroup newGroup)
{
using (var transaction = Context.Database.BeginTransaction(System.Data.IsolationLevel.Serializable))
{
try
{
var existingGroup = await Context.Groups
.SingleOrDefaultAsync(x => x.CreatorUserId == userId &&
x.Name == newGroup.Name);
if (existingGroup != null)
{
throw new BusinessException("name_taken");
}
var daoGroup = new DaoGroup()
{
CreatorUserId = userId,
Name = newGroup.Name
};
await Context.Groups.AddAsync(daoGroup);
if (await Context.SaveChangesAsync() != 1)
{
throw new DatabaseException("group_not_created");
}
await History.LogCreateGroup(userId, daoGroup);
if (await Context.SaveChangesAsync() != 1)
{
throw new DatabaseException("group_create_history_not_saved");
}
transaction.Commit();
}
catch
{
transaction.Rollback();
throw;
}
}
}
public async Task <API.Response.GroupData> ToGroupData(long userId, DaoGroup daoGroup)
{
return(new API.Response.GroupData()
{
Id = daoGroup.Id,
Name = daoGroup.Name,
Creator = new API.Response.MemberData()
{
Id = daoGroup.CreatorUserId,
Name = daoGroup.CreatorUser.DisplayName,
Balance = await _spendingService.GetDebtSum(userId, daoGroup.Id)
},
Members = daoGroup.Members.Select(async daoUsersGroupsMap => new API.Response.MemberData()
{
Id = daoUsersGroupsMap.UserId,
Name = daoUsersGroupsMap.User.DisplayName,
Balance = await _spendingService.GetDebtSum(daoUsersGroupsMap.UserId, daoGroup.Id)
}).Select(x => x.Result).ToList(),
MyCurrentBalance = await _spendingService.GetDebtSum(userId, daoGroup.Id)
});
}
public async Task <GroupData> ToGroupData(long userId, DaoGroup daoGroup)
{
return(new GroupData()
{
Id = daoGroup.Id,
Name = daoGroup.Name,
Creator = new MemberData()
{
Id = daoGroup.CreatorUserId,
Name = daoGroup.CreatorUser.DisplayName,
Balance = await GetDebtSum(userId, daoGroup.Id),
BankAccountNumber = daoGroup.CreatorUser.BankAccountNumber ?? ""
},
Members = daoGroup.Members.Select(async daoUsersGroupsMap => new MemberData()
{
Id = daoUsersGroupsMap.UserId,
Name = daoUsersGroupsMap.User.DisplayName,
Balance = await GetDebtSum(daoUsersGroupsMap.UserId, daoGroup.Id),
BankAccountNumber = daoUsersGroupsMap.User.BankAccountNumber ?? ""
}).Select(x => x.Result).ToList(),
MyCurrentBalance = await GetDebtSum(userId, daoGroup.Id)
});
}
