Пример #1
0
        public static void Guidfy(ProgramArguments arguments)
        {
            Log("Acquiring file names..", arguments);
            var isDirectory = Directory.Exists(arguments.Path);
            var isFile      = File.Exists(arguments.Path);

            var files = isDirectory ?
                        Directory.GetFiles(arguments.Path, "*", arguments.Recursive ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly) :
                        new string[] { arguments.Path };

            var basePath = isDirectory ? arguments.Path : Path.GetDirectoryName(arguments.Path);

            Log("Creating database..", arguments);
            var database = new Dictionary <string, string>();

            Log("Generating GUIDs..", arguments);
            foreach (var file in files)
            {
                if (Path.GetFileName(file) == "database.json")
                {
                    continue;
                }

                var guid         = NextGuid;
                var relativePath = Path.GetRelativePath(basePath, file);
                Log($"\t{relativePath} → {guid}", arguments);

                if (database.ContainsKey(guid))
                {
                    throw new Exception($"GUID collision for file '{relativePath}'.");
                }

                database[guid] = file;
            }

            Log("Writing database to disk..", arguments);
            var jsonPath = Path.Combine(basePath, "database.json");

            if (File.Exists(jsonPath) && !arguments.Force)
            {
                throw new Exception("Previous database already exists. Run with -f (--force) to overwrite (this WILL cause data loss).");
            }

            var json = JsonSerializer.Serialize(database, new JsonSerializerOptions()
            {
                WriteIndented = true
            });

            using (StreamWriter writer = new StreamWriter(jsonPath))
            {
                writer.Write(json);
                writer.Flush();
            }

            Log("Renaming files..", arguments);
            foreach (var file in database)
            {
                var extension = Path.GetExtension(file.Value);
                var directory = Path.GetDirectoryName(file.Value);

                File.Move(file.Value, Path.Combine(directory, $"{file.Key}{extension}"));
            }

            Log("Done!", arguments);
        }