public Option <bool> ReadEnvironmentVariableBool(EnvEntries value)
{
return(Environment.GetEnvironmentVariable(value.ToString()).SomeNotNull().Match(
some: variable => bool.TryParse(variable, out var boolVariable)
? Option.Some(boolVariable)
: LogAndReturnNone <bool>(value.ToString(), variable),
none: () =>
{
Log.Warning($"No entry found for environment variable {value}");
return Option.None <bool>();
}
));
}
public Option <string> ReadEnvironmentVariableString(EnvEntries value, bool returnEmptyStringIfNoValue = false)
{
//Put some sugar here to tell why the container stops.
return(Environment.GetEnvironmentVariable(value.ToString()).SomeNotNull().Match(
some: Option.Some,
none: () =>
{
if (returnEmptyStringIfNoValue)
{
return Option.Some(string.Empty);
}
Log.Information($"No entry found for environment variable {value}");
return Option.None <string>();
}
));
}
private Option <string> CheckEnvironmentOfString(EnvEntries entryKey)
{
return(_configurationFactory
.ReadEnvironmentVariable(entryKey.ToString()));
}
private Option <int> CheckEnvironmentOfInt(EnvEntries entryKey)
{
return(_configurationFactory
.ReadEnvironmentVariable(entryKey.ToString())
.FlatMap(valueString => int.TryParse(valueString, out var valueInt) ? Option.Some(valueInt) : Option.None <int>()));
}
