śwk renamer (RoslynPad)

śwk renamer.csx

using System.IO;
using System;

string pls = await File.ReadAllTextAsync(@"D:\Świat Według Kiepskich\kiepscy_wszystkie_sezony.pls");
var nameToTitle = pls.Split("\r\n\r\n").Skip(1).Take(588).Select(entry =>
{
    var lines = entry.Split("\r\n");
    return (lines[0][(lines[0].LastIndexOf('/') + 1)..], lines[1][(lines[1].IndexOf('=') + 1)..]);
}).ToDictionary(entry => entry.Item1, entry => entry.Item2);

const string dir = @"D:\Świat Według Kiepskich";
foreach (var file in Directory.EnumerateFiles(dir, "*.mp4"))
{
    if (!nameToTitle.TryGetValue(Path.GetFileName(file), out var title))
        continue;
    
    try {
        File.Move(file, Path.Join(dir, title + ".mp4"));
    } catch (Exception e) {
        Console.WriteLine(file);
        Console.WriteLine(Path.Join(dir, title + ".mp4"));
        e.Dump();
    }
}