public async Task <IMachineHistoryStorage> GetForMachineAsync(string machineNameKey, CancellationToken token)
{
var machineRootKey = $"{StorageKeyPrefix}.{machineNameKey}";
var value = await _distributedCache.GetAsync(machineRootKey, token).ConfigureAwait(false);
if (value is null)
{
await _distributedCache.SetStringAsync(machineRootKey, JsonConvert.SerializeObject(MachineHistoryPage.Empty(machineNameKey)), token)
.ConfigureAwait(false);
}
return(new MachineHistoryStorage(machineRootKey, _distributedCache));
}
private async Task SavePageAsync(MachineHistoryPage page, CancellationToken token)
{
await _distributedCache.SetStringAsync(_machineRootKey, JsonConvert.SerializeObject(page), token).ConfigureAwait(false);
}