public async void CreateOrUpdateNodeInformationAsync(NodeVm nodeInfo)
{
try
{
using (MessengerDbContext context = contextFactory.Create())
{
Node node = await context.Nodes
.Include(opt => opt.DomainNodes)
.Include(opt => opt.Ipnodes)
.FirstOrDefaultAsync(opt => opt.Id == nodeInfo.Id)
.ConfigureAwait(false);
if (node == null)
{
node = NodeConverter.GetNode(nodeInfo);
await context.Nodes.AddAsync(node).ConfigureAwait(false);
}
else
{
node = NodeConverter.GetNode(node, nodeInfo);
context.Nodes.Update(node);
}
await context.SaveChangesAsync().ConfigureAwait(false);
}
}
catch (Exception ex)
{
Logger.WriteLog(ex);
}
}
private async Task HandleEditNodeBlockSegmentAsync(BlockSegmentVm segment)
{
using (MessengerDbContext _context = CreateContext())
{
using (var transaction = await _context.Database.BeginTransactionAsync().ConfigureAwait(false))
{
try
{
EditNodeBlockData blockData = (EditNodeBlockData)segment.PublicData;
var editedNode = NodeConverter.GetNode(blockData.Node);
if (await _context.Nodes.AnyAsync(node => node.Id == editedNode.Id).ConfigureAwait(false))
{
_context.Nodes.Attach(editedNode);
_context.Nodes.Update(editedNode);
await _context.SaveChangesAsync().ConfigureAwait(false);
transaction.Commit();
}
}
catch (Exception ex)
{
AddErrorMessage(nameof(HandleEditNodeBlockSegmentAsync), ex.ToString());
transaction.Rollback();
}
}
}
}
public async Task NewOrEditNodeAsync(NodeVm targetNode)
{
try
{
using (MessengerDbContext context = contextFactory.Create())
{
var node = await context.Nodes.FindAsync(targetNode.Id).ConfigureAwait(false);
if (node == null)
{
node = NodeConverter.GetNode(targetNode);
await context.AddAsync(node).ConfigureAwait(false);
}
else
{
node = NodeConverter.GetNode(targetNode);
context.Update(node);
}
await context.SaveChangesAsync().ConfigureAwait(false);
}
}
catch (Exception ex)
{
Logger.WriteLog(ex);
}
}
