29803c6ba0
Add version verb with option to check for upgrade Add Search verb to search the library Add export file type inference Add more set-status options Add console progress bar and ETA Add processable option to liberate specific book IDs Scan accounts by nickname or account ID Improve startup performance for halp and on parsing error More useful error messages
116 lines
3.2 KiB
C#
116 lines
3.2 KiB
C#
using CommandLine;
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using CommandLine.Text;
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using Dinah.Core;
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using System;
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using System.Linq;
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using System.Threading.Tasks;
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namespace LibationCli
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{
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public enum ExitCode
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{
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ProcessCompletedSuccessfully = 0,
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NonRunNonError = 1,
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ParseError = 2,
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RunTimeError = 3
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}
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class Program
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{
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public readonly static Type[] VerbTypes = Setup.LoadVerbs();
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static async Task Main(string[] args)
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{
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#if DEBUG
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string input = null;
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//input = " set-status -n --force B017V4IM1G";
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//input = " liberate B017V4IM1G";
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//input = " convert B017V4IM1G";
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//input = " search \"-liberated\"";
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//input = " export --help";
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//input = " version --check";
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//input = " scan rmcrackan";
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//input = " help set-status";
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//input = " liberate ";
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// note: this hack will fail for quoted file paths with spaces because it will break on those spaces
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if (!string.IsNullOrWhiteSpace(input))
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args = input.Split(' ', StringSplitOptions.RemoveEmptyEntries);
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var setBreakPointHere = args;
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#endif
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var result = new Parser(ConfigureParser).ParseArguments(args, VerbTypes);
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if (result.Value is HelpVerb helper)
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Console.Error.WriteLine(helper.GetHelpText());
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else if (result.TypeInfo.Current == typeof(HelpVerb))
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{
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//Error parsing the command, but the verb type was identified as HelpVerb
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//Print LibationCli usage
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var helpText = HelpVerb.CreateHelpText();
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helpText.AddVerbs(VerbTypes);
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Console.Error.WriteLine(helpText);
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}
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else if (result.Errors.Any())
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HandleErrors(result);
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else
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{
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//Everything parsed correctly, so execute the command
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//***********************************************//
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// //
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// do not use Configuration before this line //
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// //
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//***********************************************//
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Setup.Initialize();
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// if successfully parsed
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// async: run parsed options
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await result.WithParsedAsync<OptionsBase>(opt => opt.Run());
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}
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}
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private static void HandleErrors(ParserResult<object> result)
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{
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var errorsList = result.Errors.ToList();
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if (errorsList.Any(e => e.Tag.In(ErrorType.HelpRequestedError, ErrorType.VersionRequestedError, ErrorType.HelpVerbRequestedError)))
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{
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Environment.ExitCode = (int)ExitCode.NonRunNonError;
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return;
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}
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Environment.ExitCode = (int)ExitCode.ParseError;
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var helpText = HelpVerb.CreateHelpText();
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if (errorsList.OfType<NoVerbSelectedError>().Any())
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{
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//Print LibationCli usage
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helpText.AddPreOptionsLine("No verb selected");
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helpText.AddVerbs(VerbTypes);
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}
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else
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{
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//print the specified verb's usage
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helpText.AddDashesToOption = true;
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helpText.AutoHelp = true;
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if (!errorsList.OfType<UnknownOptionError>().Any(o => o.Token.ToLower() == "help"))
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{
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//verb was not executed with the "--help" option,
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//so print verb option parsing error info.
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helpText = HelpText.DefaultParsingErrorsHandler(result, helpText);
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}
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helpText.AddOptions(result);
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}
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Console.Error.WriteLine(helpText);
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}
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private static void ConfigureParser(ParserSettings settings)
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{
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settings.AutoVersion = false;
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settings.AutoHelp = false;
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}
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}
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}
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