private async Task MetaMaskLogin()
{
ShowMetaMaskMessage = false;
Error = null;
bool hasMetaMask = await MetaMaskService.HasMetaMask();
if (!hasMetaMask)
{
ShowMetaMaskMessage = true;
}
else
{
try
{
bool isSiteConnected = await MetaMaskService.IsSiteConnected();
MetaMaskLogin?storedLogin = null;
if (!isSiteConnected)
{
storedLogin = await GetAndStoreHash();
}
else
{
string address = await MetaMaskService.GetSelectedAddress();
storedLogin = await MetaMaskStorageService.GetStoredhash(address);
if (storedLogin == null)
{
storedLogin = await GetAndStoreHash();
}
}
SkyDocsService.Login(storedLogin.address, storedLogin.hash, isMetaMaskLogin: true);
DialogService.Close();
}
catch (NoMetaMaskException)
{
ShowMetaMaskMessage = true;
}
catch (UserDeniedException)
{
Error = "MetaMask not allowed to connect to SkyDocs. Please try again.";
}
catch (Exception ex)
{
Error = "Failed to sign message. Please try again.";
Console.WriteLine(ex);
}
}
}
protected override async Task OnInitializedAsync()
{
//Subscribe to events
MetaMaskService.AccountChangedEvent += MetaMaskService_AccountChangedEvent;
MetaMaskService.NetworkChangedEvent += MetaMaskService_NetworkChangedEvent;
HasMetaMask = await MetaMaskService.HasMetaMask();
if (HasMetaMask)
{
await MetaMaskService.ListenToEvents();
}
bool isSiteConnected = await MetaMaskService.IsSiteConnected();
if (isSiteConnected)
{
await GetSelectedAddress();
await GetSelectedNetwork();
}
}