/// <summary>
/// Tell the parser what to look for. Specifying the names, short
/// and long command strings that should be added to the parser's result.
/// </summary>
static async Task <ComparisonOptions> BuildComparisonOptions(string[] args)
{
var flagsParser = new CommandFlagsParser()
.AddFlag(CommandFlagProperties.SearchOptionFlag)
.AddFlag(CommandFlagProperties.StrictnessFlag)
.AddFlag(CommandFlagProperties.BiasFactorFlag);
var flags = await flagsParser.Parse(args);
var comparerOptions = new ComparisonOptionsBuilder().BuildFromFlags(flags, new None <ComparisonOptions>());
return(comparerOptions);
}
/// <summary>
/// Change the options that the programs performs comparisons with. The
/// user will be prompted for each option to overwrite, one at a time.
/// </summary>
/// <param name="currentOptions">The options comparisons are currently using.</param>
/// <returns>The new options future comparisons should run with.</returns>
static ComparisonOptions OverwriteComparisonOptions(ComparisonOptions currentOptions)
{
Console.WriteLine("Enter New Option Values");
Console.WriteLine("Leave an option blank to keep its current value.");
var flagsToChange = new Dictionary <string, string>();
// Ask for how deep to look in the directory. If the user does not input a value,
// we keep the current setting.
Console.WriteLine("Directory Level: ");
var newDirectoryLevel = Console.ReadLine();
if (!string.IsNullOrEmpty(newDirectoryLevel))
{
flagsToChange[CommandFlagProperties.SearchOptionFlag.Name] = newDirectoryLevel;
}
// Ask for the new strictness level to use. No value means we keep the current
// value we have.
Console.WriteLine("Strictness Level: ");
var newStrictness = Console.ReadLine();
if (!string.IsNullOrEmpty(newStrictness))
{
flagsToChange[CommandFlagProperties.StrictnessFlag.Name] = newStrictness;
}
// Ask for the new bias factor. The current setting is kept if the user gives
// no new value.
Console.WriteLine("Bias Factor: ");
var newBiasFactor = Console.ReadLine();
if (!string.IsNullOrEmpty(newBiasFactor))
{
flagsToChange[CommandFlagProperties.BiasFactorFlag.Name] = newBiasFactor;
}
// Build a new `ComparisonOptions` object, using the newly created dictionary
// from the user's input.
var updatedOptions = new ComparisonOptionsBuilder()
.BuildFromFlags(flagsToChange, new Some <ComparisonOptions>(currentOptions));
return(updatedOptions);
}
