public static string GetEnvironmentVariableValue(this IBag container, string variablename, bool throwifnotfound)
{
container.Logger.StartSection("GetEnvironmentVariableValue");
container.Logger.Log($"Variable Name: {variablename}");
var qe = new QueryExpression(Environmentvariabledefinition.EntityName);
qe.ColumnSet.AddColumns(Environmentvariabledefinition.PrimaryName, Environmentvariabledefinition.Defaultvalue);
qe.Criteria.AddCondition(Environmentvariabledefinition.PrimaryName, ConditionOperator.Equal, variablename);
var ev = qe.AddLink(Environmentvariablevalue.EntityName, Environmentvariablevalue.EnvironmentvariabledefinitionId, Environmentvariabledefinition.PrimaryKey, JoinOperator.LeftOuter);
ev.EntityAlias = "EV";
ev.Columns.AddColumns(Environmentvariablevalue.Value);
var variablevalues = container.RetrieveMultiple(qe);
if (variablevalues.Entities.Count != 1)
{
if (throwifnotfound)
{
throw new InvalidPluginExecutionException($"Found {variablevalues.Entities.Count} environment variables.");
}
return(string.Empty);
}
string result;
if (variablevalues[0].GetAttributeValue <AliasedValue>("EV.value") is AliasedValue value)
{
//
result = value.Value.ToString();
container.Logger.Log($"Found Environment Variable value: {result}");
}
else
{
variablevalues[0].TryGetAttributeValue <string>(Environmentvariabledefinition.Defaultvalue, out result);
container.Logger.Log($"Found Environment Variable default: {result}");
}
container.Logger.EndSection();
return(result);
}
