public async Task <CommandResult> Handle(CreateSnapshotCommand command)
{
var client = await clientService.GetClientOrDefault(command.ClientId);
if (client == null || string.IsNullOrWhiteSpace(client.Group))
{
return(CommandResult.Failure("Could not find client with group. Can only create snapshot for client with group"));
}
var models = configurationModelRegistry.GetConfigurationRegistrations(true);
var version = configurationModelRegistry.GetVersion();
var configurationIdentity = new ConfigurationIdentity(client, version);
var snapshotInfo = new SnapshotEntryInfo
{
Id = Guid.NewGuid().ToString(),
GroupId = client.Group,
Name = command.Name,
TimeStamp = DateTime.UtcNow
};
var configurations = new List <ConfigInstance>();
foreach (var model in models)
{
var configurationInstance = await configurationService.GetAsync(model.ConfigType, configurationIdentity);
configurations.Add(configurationInstance);
}
await snapshotRepository.SaveSnapshot(new ConfigurationSnapshotEntry { Info = snapshotInfo, Configurations = configurations });
return(CommandResult.Success());
}
/// <summary>
/// Get snapshot by id
/// </summary>
/// <param name="snapshotId">snapshot id</param>
/// <param name="targetConfigurationIdentity">snapshot id</param>
/// <returns>Snapshot entry for Id</returns>
public async Task <ConfigurationSnapshotEntry> GetSnapshot(string snapshotId, ConfigurationIdentity targetConfigurationIdentity)
{
var snapshots = await GetSnapshots();
var correctsnapShot = snapshots.SingleOrDefault(s => string.Equals(s.Id, snapshotId, StringComparison.OrdinalIgnoreCase));
var configs = await connector.GetSnapshotEntries(snapshotId);
var registrations = modelRegistry.GetConfigurationRegistrations(true).ToDictionary(k => k.ConfigurationName, StringComparer.OrdinalIgnoreCase);
var configurationInstance = BuildConfigInstances(configs, registrations, targetConfigurationIdentity).ToArray();
return(new ConfigurationSnapshotEntry {
Info = correctsnapShot, Configurations = configurationInstance
});
}