/// <summary>
/// Attempts to deserialize a InstallationInfo object from the given directory path,
/// returns a newly constructed InstallationInfo object otherwise
///
/// Resets/reserializes the InstallationInfo object if needed
/// </summary>
/// <param name="path">directory path from which to load the json</param>
/// <returns></returns>
public static InstallationInfo LoadFromPath(string path)
{
var installInfoPath = Path.Combine(path, InstallationInfo.InstallationInfoFileName);
InstallationInfo info = new InstallationInfo();
bool fileExists = File.Exists(installInfoPath);
if (fileExists)
{
var text = File.ReadAllText(installInfoPath, Encoding.UTF8);
try
{
info = JsonConvert.DeserializeObject <InstallationInfo>(text);
}
catch (JsonException)
{
// ignore silently
}
}
bool reset = info.ResetIfMonthChanged();
if (!fileExists || reset)
{
info.JsonSerialize(installInfoPath);
}
return(info);
}
/// <summary>
/// Attempts to deserialize an InstallationInfo object from the given directory path,
/// returns a newly constructed InstallationInfo object otherwise
///
/// Resets/reserializes the InstallationInfo object if needed
/// </summary>
/// <param name="path">directory path from which to load the json</param>
/// <param name="utcNow">The current UTC time</param>
/// <returns>The current InstallationInfo object</returns>
public static InstallationInfo LoadFromPath(string path, DateTime utcNow)
{
var installInfoPath = Path.Combine(path, InstallationInfoFileName);
InstallationInfo info = ReadFromDisk(installInfoPath);
if (info.ResetIfMonthChanged(utcNow))
{
WriteToDisk(installInfoPath, info);
}
return(info);
}