private static Expression <Func <ApplicationUser, bool> > ExternalRoleFilter(WallModel wall, string externalRoleId)
{
if (wall.Type != WallType.Events)
{
return(user => user.Roles.All(r => r.RoleId != externalRoleId));
}
else
{
return(user => true);
}
}
private static void JoinWall(string userId, MultiwallWall wall)
{
var newMember = new WallMember
{
UserId = userId,
WallId = wall.Id,
AppNotificationsEnabled = true,
EmailNotificationsEnabled = true
};
wall.Members.Add(newMember);
}
public async Task <int> CreateNewWallAsync(CreateWallDto newWallDto)
{
var alreadyExists = await _wallsDbSet
.AnyAsync(w =>
w.OrganizationId == newWallDto.OrganizationId &&
w.Name == newWallDto.Name &&
(w.Type == WallType.UserCreated ||
w.Type == WallType.Main));
if (alreadyExists)
{
throw new ValidationException(ErrorCodes.WallNameAlreadyExists, "Wall name already exists");
}
if (newWallDto.MembersIds == null || newWallDto.MembersIds.Any())
{
newWallDto.MembersIds = newWallDto.ModeratorsIds;
}
else
{
newWallDto.MembersIds = newWallDto.MembersIds.Union(newWallDto.ModeratorsIds);
}
var wall = new MultiwallWall
{
Access = newWallDto.Access,
Type = newWallDto.Type == WallType.Main ? WallType.UserCreated : newWallDto.Type,
OrganizationId = newWallDto.OrganizationId,
Name = newWallDto.Name,
Logo = newWallDto.Logo,
Description = newWallDto.Description,
Moderators = newWallDto.ModeratorsIds.Select(x => new WallModerator
{
UserId = x
}).ToList(),
IsHiddenFromAllWalls = newWallDto.IsHiddenFromAllWalls,
Members = newWallDto.MembersIds.Select(x => new WallMember
{
UserId = x,
AppNotificationsEnabled = true,
EmailNotificationsEnabled = true
}).ToList()
};
_wallsDbSet.Add(wall);
await _uow.SaveChangesAsync(newWallDto.UserId);
return(wall.Id);
}
private void LeaveWall(string userId, MultiwallWall wall)
{
var isModerator = wall.Moderators.Any(m => m.UserId == userId && m.WallId == wall.Id);
if (isModerator && wall.Type == WallType.UserCreated)
{
throw new ValidationException(ErrorCodes.WallModeratorCanNotLeave, "Moderator can not leave wall");
}
if (wall.Type == WallType.Main)
{
throw new ValidationException(ErrorCodes.WallCannotLeaveMain, "Can not leave main wall");
}
var member = wall.Members.First(x => x.UserId == userId);
_wallUsersDbSet.Remove(member);
}
public IList <string> GetWallUsersEmails(string senderEmail, WallModel wall)
{
var newUserAndExternalRoles = _rolesDbSet
.Where(r => r.Name == Contracts.Constants.Roles.NewUser ||
r.Name == Contracts.Constants.Roles.External)
.ToList();
var newUserRoleId = newUserAndExternalRoles.First(r => r.Name == Contracts.Constants.Roles.NewUser).Id;
var externalRoleId = newUserAndExternalRoles.First(r => r.Name == Contracts.Constants.Roles.External).Id;
var emails = _usersDbSet
.Include(u => u.WallUsers)
.Include(u => u.Roles)
.Where(user => user.WallUsers.Any(x => x.WallId == wall.Id && x.EmailNotificationsEnabled) &&
user.Roles.All(r => r.RoleId != newUserRoleId) &&
user.Email != senderEmail)
.Where(ExternalRoleFilter(wall, externalRoleId))
.Select(u => u.Email)
.Distinct()
.ToList();
return(emails);
}