public string EvaluateExpression(string expression, ConfiguredModel model)
{
CheckBraces(expression);
var splitted = expression.Split(_expressionTerms.ExprOpen, _expressionTerms.ExprClose);
var evaluated = splitted.Select((str, i) => i % 2 == 0 ? str : model.GetStrValueByPath(str));
return(string.Join("", evaluated));
}
private List <string> GetDescriptionParts(ConfiguredModel model)
{
var metalConfigs = model.Configs
.Select(c => c.SelectedItem)
.OfType <OptionsSelectedItem>()
.Where(oi => oi.OptionsSource == OptionsSource.Metal)
.Select(m => m.ValueNameKey);
var gemConfigs = model.Configs
.Select(c => c.SelectedItem)
.OfType <OptionsSelectedItem>()
.Where(oi => oi.OptionsSource == OptionsSource.Gemstone)
.Select(m => m.ValueNameKey);
return(metalConfigs.Concat(gemConfigs).ToList());
}
private List <string> GetNameParts(ConfiguredModel model)
{
var nameParts = new List <string> {
model.NameKey
};
var ornamentConfig = model.Configs
.Where(c => c.Identifier.ToLower().Contains(OrnamentKey))
.Select(c => c.SelectedItem)
.OfType <OptionsSelectedItem>()
.Where(oi => oi.OptionsSource == OptionsSource.Custom)
.FirstOrDefault();
if (ornamentConfig != null)
{
nameParts.Add(ornamentConfig.ValueNameKey);
}
return(nameParts);
}
public async Task <decimal> CalculateExpression(string expression, ConfiguredModel model)
{
var evaluatedExpression = _variablesEvaluator.EvaluateExpression(expression, model);
return(await GetResultFromExpression(evaluatedExpression));
}
