private async Task<PushConfiguration> CreatePushConfiguration(RemoteChannelDetails remoteChannelDetails = null)
{
var details = remoteChannelDetails ?? await _registrationContext.GetRemoteChannelDetails();
if (details == null)
{
return null;
}
switch (_environmentInformation.OperatingSystem)
{
case "Android":
return new GcmPushConfiguration
{
RegistrationId = details.Token
};
case "iOS":
var apns = new ApnsPushConfiguration
{
BundleId = this._environmentInformation.AppIdentifier,
Token = details.Token,
MessageAlertSound = NotificationSoundFilename
};
return apns;
default:
throw new NotSupportedException(
"Invalid operating system {0}".FormatUsing(_environmentInformation.OperatingSystem));
}
}
public async Task SetRemoteChannelDetails(RemoteChannelDetails details)
{
_remoteChannelDetails = details;
await SetValueAsync(details, "RemoteChannelDetails");
}
public async Task UpdatePushRegistrationAsync(RemoteChannelDetails details)
{
if (details == null)
{
return;
}
try
{
await _synchroniseLock.WaitAsync();
var existingDetails = await _registrationContext.GetRemoteChannelDetails();
if (existingDetails == null || existingDetails.Token != details.Token)
{
if (!string.IsNullOrEmpty(details.Token))
{
await _secureRegistrationService.UpdatePushRegistrationAsync(await CreatePushConfiguration(details));
await _registrationContext.SetRemoteChannelDetails(details);
}
}
}
finally
{
_synchroniseLock.Release();
}
}
public async Task<RemoteChannelDetails> GetRemoteChannelDetails()
{
return _remoteChannelDetails ?? (_remoteChannelDetails = await GetValueAsync<RemoteChannelDetails>("RemoteChannelDetails"));
}