public static void BeginCachedConfiguration()
{
Debug.Assert(_initialized, "Not initialized.");
Debug.Assert(_uncommittedZAMsettings == null, "Configuration already in a cached state. It must be rolled back or committed before calling BeginCachedConfiguration.");
try
{
//_logger.LogInformation($"In BeginCachedConfiguration:\n{_committedJsonStr}");
_uncommittedZAMsettings = JsonConvert.DeserializeObject <ZAMsettings>(_committedJsonStr);
_uncommittedZAMsettings.m_readOnly = false;
// Because this value is not persisted in json file, set current user manually.
_uncommittedZAMsettings.CurrentUserProfile = _committedZAMsettings.CurrentUserProfile;
_logger.LogInformation($"Configuration cached.");
}
catch (Exception ex)
{
throw new ApplicationException($"Exception occurred trying to load configuration from JSON string.", ex);
}
}
public static void CommitCachedConfiguration()
{
Debug.Assert(_initialized, "Not initialized.");
Debug.Assert(_uncommittedZAMsettings != null, "Configuration not in a cached state. It must be cached first using BeginCachedConfiguration.");
try
{
string json = JsonConvert.SerializeObject(_uncommittedZAMsettings, Formatting.Indented);
File.WriteAllText(FileName, json);
//_logger.LogInformation($"In CommitCachedConfiguration:\n{json}");
_committedZAMsettings = _uncommittedZAMsettings;
_committedJsonStr = json;
_committedZAMsettings.m_readOnly = true;
_uncommittedZAMsettings = null;
_logger.LogInformation($"Cached configuration saved to file: {FileName}");
}
catch (Exception ex)
{
throw new ApplicationException($"Exception occurred trying to save cached configuration to file: {FileName}", ex);
}
}
public static void RollbackCachedConfiguration()
{
Debug.Assert(_initialized, "Not initialized.");
Debug.Assert(_uncommittedZAMsettings != null, "Configuration not in a cached state. It must be cached first using RollbackCachedConfiguration.");
_uncommittedZAMsettings = null;
_logger.LogInformation($"Cached configuration rolled back.");
}
public static void Initialize(ILoggerFactory loggerFactory, ZPMonitorService zpMonitorService)
{
if (_initialized)
{
return;
}
_loggerFactory = loggerFactory;
_logger = loggerFactory.CreateLogger <ZAMsettings>();
ZPMonitorService = zpMonitorService;
JObject parsedJson = null;
//bool userFileExists = false;
try
{
try
{
// Try to load user .json file settings
string jsonStr = File.ReadAllText(FileName);
parsedJson = JObject.Parse(jsonStr);
//userFileExists = true;
_logger.LogInformation($"Configuration cached from user settings file {FileName}.");
}
catch (FileNotFoundException)
{
// User .json file not found. Try to load default .json file settings
string jsonStr = File.ReadAllText(FileNameDefault);
parsedJson = JObject.Parse(jsonStr);
_logger.LogInformation($"Configuration cached from default settings file {FileNameDefault}. User settings file {FileName} not found.");
}
// Configuration has been loaded and .json is good. Now deserialize into the settings objects.
_committedJsonStr = parsedJson.ToString();
_committedZAMsettings = JsonConvert.DeserializeObject <ZAMsettings>(_committedJsonStr); // this could throw if settings don't match the .json
_committedZAMsettings.m_readOnly = true;
// Set current user according to default selection. This value is not persisted in json file.
_committedZAMsettings.CurrentUserProfile = _committedZAMsettings.DefaultUserProfile;
_initialized = true;
// Allow any configuration classes to do default initialization (if needed)
BeginCachedConfiguration();
bool isInitialized = Settings.Laps.InitializeDefaultValues();
isInitialized = isInitialized || Settings.Splits.InitializeDefaultValues();
// If a Collector or UserProfile needs to be added manually for some reason, that will need to be coded separately
foreach (Collector c in Settings.Collectors.Values)
{
isInitialized = isInitialized || c.InitializeDefaultValues();
}
foreach (UserProfile p in Settings.UserProfiles.Values)
{
isInitialized = isInitialized || p.InitializeDefaultValues();
}
if (isInitialized)
{
// Something changed
CommitCachedConfiguration();
}
else
{
// Nothing changed
RollbackCachedConfiguration();
}
//if (userFileExists)
//{
// BeginCachedConfiguration();
// if (!Settings.Collectors.ContainsKey("6 min"))
// {
// Collector c = new Collector()
// {
// Name = "6 min",
// DurationDesc = "SixMinute",
// DurationSecs = 360,
// FieldAvgDesc = "Watts",
// FieldAvgMaxDesc = "Wkg",
// FieldFtpDesc = "Hidden"
// };
// Settings.Collectors.Add("6 min", c);
// }
// Settings.Laps.InitializeDefaultValues();
// CommitCachedConfiguration();
//}
}
catch (Exception ex)
{
throw new ApplicationException($"Exception occurred while trying to load configuration.", ex);
}
}