39 lines
1.3 KiB
C#
39 lines
1.3 KiB
C#
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using CommandLine;
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using CommandLine.Text;
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using System;
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namespace Kerobot
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{
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/// <summary>
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/// Command line options
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/// </summary>
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class Options
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{
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[Option('c', "config", Default = null,
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HelpText = "Custom path to instance configuration. Defaults to config.json in bot directory.")]
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public string ConfigFile { get; set; }
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/// <summary>
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/// Command line arguments parsed here. Depending on inputs, the program can exit here.
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/// </summary>
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public static Options ParseOptions(string[] args)
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{
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// Parser will not write out to console by itself
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var parser = new Parser(config => config.HelpWriter = null);
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Options opts = null;
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var result = parser.ParseArguments<Options>(args);
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result.WithParsed(p => opts = p);
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result.WithNotParsed(p =>
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{
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// Taking some extra steps to modify the header to make it resemble our welcome message.
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var ht = HelpText.AutoBuild(result);
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ht.Heading = ht.Heading += " - https://github.com/Noikoio/Kerobot";
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Console.WriteLine(ht.ToString());
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Environment.Exit(1);
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});
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return opts;
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}
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}
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}
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