using Microsoft.Extensions.Logging;

namespace File_Folder_Helper.Day.Q32024;

internal static partial class Helper20240805
{

    private static void RenameFiles(ILogger<Worker> logger, string sourceDirectory, string[] files, string[] lines, string globalSettingsFile)
    {
        string to;
        string old;
        string from;
        string what;
        string concat;
        string checkFile;
        string extension;
        string[] matches;
        string[] segments;
        string environment;
        List<string> distinct = [];
        string globalSettingsLines = File.ReadAllText(globalSettingsFile);
        foreach (string line in lines)
        {
            segments = line.Split('|');
            if (segments.Length != 7)
            {
                logger.LogWarning("Wrong length!");
                continue;
            }
            to = segments[5].Trim();
            old = segments[1].Trim();
            from = segments[4].Trim();
            what = segments[3].Trim();
            environment = segments[2].Trim();
            concat = string.Concat(environment, '-', what, '-', from, '-', to);
            if (distinct.Contains(concat))
            {
                logger.LogWarning("Not distinct <{concat}>!", concat);
                continue;
            }
            distinct.Add(concat);
            globalSettingsLines = globalSettingsLines.Replace(old, concat);
            matches = (from l in files where l.Contains(old) select l).ToArray();
            if (matches.Length != 1)
            {
                logger.LogWarning("matches == {matchesLength} <{concat}>!", matches.Length, concat);
                continue;
            }
            extension = Path.GetExtension(matches[0]);
            checkFile = Path.Combine(sourceDirectory, $"{concat}{extension}");
            File.Move(matches[0], checkFile);
        }
        File.WriteAllText(globalSettingsFile, globalSettingsLines);
    }

    private static void RenameFiles(string find, string replace, string[] ignoreFileNames, string[] confFiles)
    {
        string checkFile;
        foreach (string confFile in confFiles)
        {
            if (ignoreFileNames.Contains(confFile))
                continue;
            checkFile = confFile.Replace(find, replace);
            if (File.Exists(checkFile))
                continue;
            File.Move(confFile, checkFile);
        }
    }

    internal static void RenameFiles(ILogger<Worker> logger, List<string> args)
    {
        string find = args[6];
        string replace = args[7];
        string sourceDirectory = Path.GetFullPath(args[0]);
        string globalSettingsFile = Path.GetFullPath(args[4]);
        string[] files = Directory.GetFiles(sourceDirectory, args[2], SearchOption.TopDirectoryOnly);
        string[] confFiles = Directory.GetFiles(sourceDirectory, $"*{find}", SearchOption.TopDirectoryOnly);
        string[] ignoreFileNames = args[8].Split(',').Select(l => Path.Combine(sourceDirectory, l)).ToArray();
        RenameFiles(find, replace, ignoreFileNames, confFiles);
        string checkFile = Path.Combine(sourceDirectory, args[3]);
        if (files.Length == 0 || !File.Exists(checkFile))
            logger.LogWarning("No found!");
        else
        {
            string[] lines = File.ReadAllLines(checkFile);
            if (lines.Length == 0)
                logger.LogWarning("No lines!");
            else
                RenameFiles(logger, sourceDirectory, files, lines, globalSettingsFile);
        }
    }

}