https sync

ADO2025/PI5/Helper-2025-04-04.cs

@@ -123,10 +123,9 @@ internal static partial class Helper20250404 {
 
     internal static void KumaToGatus(ILogger<Worker> logger, List<string> args) {
         string url = args[4];
-        string check = args[5];
         string fileName = args[3];
         string searchPattern = args[2];
-        ParseMetrics(logger, fileName, url, check);
+        ParseMetrics(logger, fileName, url);
         string sourceDirectory = Path.GetFullPath(args[0]);
         string[] files = Directory.GetFiles(sourceDirectory, searchPattern, SearchOption.AllDirectories);
         if (files.Length == 0)
@@ -135,7 +134,7 @@ internal static partial class Helper20250404 {
             KumaToGatus(files);
     }
 
-    private static void ParseMetrics(ILogger<Worker> logger, string fileName, string url, string check) {
+    private static void ParseMetrics(ILogger<Worker> logger, string fileName, string url) {
         FileStream fileStream = new(fileName, FileMode.Truncate);
         HttpClient httpClient = new();
         Task<Stream> streamTask = httpClient.GetStreamAsync(url);
@@ -170,7 +169,7 @@ internal static partial class Helper20250404 {
     }
 
     private static void KumaToGatus(string[] files) {
-        Kuma kuma;
+        Kuma? kuma;
         string json;
         string checkFile;
         foreach (string file in files) {

ADO2025/PI5/Helper-2025-04-07.cs

@@ -0,0 +1,693 @@
+using System.Collections.ObjectModel;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+using File_Folder_Helper.Models;
+
+using Microsoft.Extensions.FileSystemGlobbing;
+using Microsoft.Extensions.Logging;
+
+#if ShellProgressBar
+using ShellProgressBar;
+#endif
+
+namespace File_Folder_Helper.ADO2025.PI5;
+
+internal static partial class Helper20250407 {
+
+    private record Record(string RelativePath,
+                          long Size,
+                          long Ticks);
+
+    private record Download(string Directory,
+                            string Display,
+                            string File,
+                            long Size,
+                            long Ticks,
+                            string UniformResourceLocator);
+
+    private record Segment(Record? Left,
+                           string? LeftDirectory,
+                           Record? Right,
+                           string RightDirectory,
+                           string RootUniformResourceLocator);
+
+    private record Logic(char GreaterThan,
+                         bool? LeftSideIsNewer,
+                         int LeftSideIsNewerIndex,
+                         bool? LeftSideOnly,
+                         int LeftSideOnlyIndex,
+                         char LessThan,
+                         char Minus,
+                         bool? NotEqualBut,
+                         int NotEqualButIndex,
+                         char Plus,
+                         string[] Raw,
+                         bool? RightSideIsNewer,
+                         int RightSideIsNewerIndex,
+                         bool? RightSideOnly,
+                         int RightSideOnlyIndex) {
+
+        internal static Logic? Get(string[] segments) {
+            Logic? result;
+            bool check = true;
+            bool? notEqualBut;
+            bool? leftSideOnly;
+            bool? rightSideOnly;
+            bool? leftSideIsNewer;
+            const char plus = '+';
+            bool? rightSideIsNewer;
+            const char minus = '-';
+            const char lessThan = 'L';
+            const char greaterThan = 'G';
+            const int notEqualButIndex = 2;
+            const int leftSideOnlyIndex = 0;
+            const int rightSideOnlyIndex = 4;
+            const int leftSideIsNewerIndex = 1;
+            const int rightSideIsNewerIndex = 3;
+            if (string.IsNullOrEmpty(segments[leftSideOnlyIndex]))
+                leftSideOnly = null;
+            else if (segments[leftSideOnlyIndex][0] == plus)
+                leftSideOnly = true;
+            else if (segments[leftSideOnlyIndex][0] == minus)
+                leftSideOnly = false;
+            else {
+                check = false;
+                leftSideOnly = null;
+            }
+            if (string.IsNullOrEmpty(segments[leftSideIsNewerIndex]))
+                leftSideIsNewer = null;
+            else if (segments[leftSideIsNewerIndex][0] == greaterThan)
+                leftSideIsNewer = true;
+            else if (segments[leftSideIsNewerIndex][0] == lessThan)
+                leftSideIsNewer = false;
+            else {
+                check = false;
+                leftSideIsNewer = null;
+            }
+            if (string.IsNullOrEmpty(segments[notEqualButIndex]))
+                notEqualBut = null;
+            else if (segments[notEqualButIndex][0] == greaterThan)
+                notEqualBut = true;
+            else if (segments[notEqualButIndex][0] == lessThan)
+                notEqualBut = false;
+            else {
+                check = false;
+                notEqualBut = null;
+            }
+            if (string.IsNullOrEmpty(segments[rightSideIsNewerIndex]))
+                rightSideIsNewer = null;
+            else if (segments[rightSideIsNewerIndex][0] == greaterThan)
+                rightSideIsNewer = true;
+            else if (segments[rightSideIsNewerIndex][0] == lessThan)
+                rightSideIsNewer = false;
+            else {
+                check = false;
+                rightSideIsNewer = null;
+            }
+            if (string.IsNullOrEmpty(segments[rightSideOnlyIndex]))
+                rightSideOnly = null;
+            else if (segments[rightSideOnlyIndex][0] == plus)
+                rightSideOnly = true;
+            else if (segments[rightSideOnlyIndex][0] == minus)
+                rightSideOnly = false;
+            else {
+                check = false;
+                rightSideOnly = null;
+            }
+            result = !check ? null : new(GreaterThan: greaterThan,
+                                         LeftSideIsNewerIndex: leftSideIsNewerIndex,
+                                         LeftSideIsNewer: leftSideIsNewer,
+                                         LeftSideOnly: leftSideOnly,
+                                         LeftSideOnlyIndex: leftSideOnlyIndex,
+                                         LessThan: lessThan,
+                                         Minus: minus,
+                                         NotEqualBut: notEqualBut,
+                                         NotEqualButIndex: notEqualButIndex,
+                                         Plus: plus,
+                                         RightSideIsNewer: rightSideIsNewer,
+                                         RightSideIsNewerIndex: rightSideIsNewerIndex,
+                                         RightSideOnly: rightSideOnly,
+                                         Raw: segments,
+                                         RightSideOnlyIndex: rightSideOnlyIndex);
+            return result;
+        }
+
+    }
+
+    private record Review(Segment[]? AreEqual,
+                          Segment[]? LeftSideIsNewer,
+                          Segment[]? LeftSideOnly,
+                          Segment[]? NotEqualBut,
+                          Record[]? Records,
+                          Segment[]? RightSideIsNewer,
+                          Segment[]? RightSideOnly);
+
+    [JsonSourceGenerationOptions(WriteIndented = true)]
+    [JsonSerializable(typeof(Review))]
+    private partial class ReviewCommonSourceGenerationContext : JsonSerializerContext {
+    }
+
+    internal static void Sync(ILogger<Worker> logger, List<string> args) {
+        Matcher matcher = new();
+        string fileName = $"{args[1]}.json";
+        string[] segments = args[5].Split('|');
+        string rightDirectory = Path.GetFullPath(args[0].Split('|')[0]);
+        Logic? logic = segments.Length != 5 ? null : Logic.Get(segments);
+        string includePatternsFile = Path.Combine(rightDirectory, args[2]);
+        string excludePatternsFile = Path.Combine(rightDirectory, args[3]);
+        string[] rootUniformResourceLocators = args.Count < 5 ? [] : args[4].Split('|');
+        matcher.AddIncludePatterns(!File.Exists(includePatternsFile) ? ["*"] : File.ReadAllLines(includePatternsFile));
+        matcher.AddExcludePatterns(!File.Exists(excludePatternsFile) ? ["System Volume Information"] : File.ReadAllLines(excludePatternsFile));
+        ReadOnlyCollection<Record> rightRecords = GetRecords(rightDirectory, matcher);
+        if (rightRecords.Count == 0)
+            logger.LogInformation("No source records");
+        else {
+            string checkFile = Path.Combine(rightDirectory, fileName);
+            Review review = new(AreEqual: null,
+                                LeftSideIsNewer: null,
+                                LeftSideOnly: null,
+                                NotEqualBut: null,
+                                Records: rightRecords.ToArray(),
+                                RightSideIsNewer: null,
+                                RightSideOnly: null);
+            string json = JsonSerializer.Serialize(review, ReviewCommonSourceGenerationContext.Default.Review);
+            WriteAllText(checkFile, json);
+            if (rootUniformResourceLocators.Length == 0)
+                logger.LogInformation("No urls");
+            else {
+                string format = NginxFileSystem.GetFormat();
+                TimeZoneInfo timeZoneInfo = TimeZoneInfo.Local;
+                Sync(logger, rightDirectory, fileName, logic, rootUniformResourceLocators, rightRecords, format, timeZoneInfo);
+            }
+        }
+    }
+
+    private static ReadOnlyCollection<Record> GetRecords(string rightDirectory, Matcher matcher) {
+        List<Record> results = [
+            new(RelativePath: rightDirectory,
+                Size: 0,
+                Ticks: 0)];
+        Record record;
+        FileInfo fileInfo;
+        string relativePath;
+        ReadOnlyCollection<ReadOnlyCollection<string>> collection = Helpers.HelperDirectory.GetFilesCollection(rightDirectory, "*", "*");
+        foreach (ReadOnlyCollection<string> c in collection) {
+            foreach (string f in c) {
+                if (!matcher.Match(rightDirectory, f).HasMatches)
+                    continue;
+                fileInfo = new(f);
+                if (fileInfo.Length == 0)
+                    continue;
+                relativePath = Path.GetRelativePath(rightDirectory, fileInfo.FullName);
+                record = new(RelativePath: relativePath,
+                             Size: fileInfo.Length,
+                             Ticks: fileInfo.LastWriteTime.ToUniversalTime().Ticks);
+                results.Add(record);
+            }
+        }
+        return results.AsReadOnly();
+    }
+
+    private static void WriteAllText(string path, string text) {
+        string check = !File.Exists(path) ? string.Empty : File.ReadAllText(path);
+        if (check != text)
+            File.WriteAllText(path, text);
+    }
+
+    private static void Sync(ILogger<Worker> logger, string rightDirectory, string fileName, Logic? logic, string[] rootUniformResourceLocators, ReadOnlyCollection<Record> rightRecords, string format, TimeZoneInfo timeZoneInfo) {
+        Review? review;
+        foreach (string rootUniformResourceLocator in rootUniformResourceLocators) {
+            if (!rootUniformResourceLocator.StartsWith("https:"))
+                logger.LogInformation("Not supported URL <{url}>", rootUniformResourceLocator);
+            else {
+                review = GetJsonResponse(logger, fileName, rootUniformResourceLocator, format, timeZoneInfo);
+                if (review?.Records is null || review.Records.Length == 0)
+                    logger.LogInformation("No response records");
+                else {
+                    ReadOnlyCollection<Record> leftRecords = review.Records.AsReadOnly();
+                    Sync(logger, rightDirectory, fileName, logic, rightRecords, rootUniformResourceLocator, leftRecords);
+                }
+            }
+        }
+    }
+
+    private static Review? GetJsonResponse(ILogger<Worker> logger, string fileName, string rootUniformResourceLocator, string format, TimeZoneInfo timeZoneInfo) {
+        Review? result;
+        Task<string> response;
+        HttpClient httpClient = new();
+        Task<HttpResponseMessage> httpResponseMessage;
+        string url = new(rootUniformResourceLocator.EndsWith('/') ?
+            $"{rootUniformResourceLocator[..^1]}/{fileName}" :
+            $"{rootUniformResourceLocator}/{fileName}");
+        httpResponseMessage = httpClient.GetAsync(rootUniformResourceLocator);
+        httpResponseMessage.Wait();
+        if (!httpResponseMessage.Result.IsSuccessStatusCode) {
+            logger.LogInformation("Failed to download: <{rootUniformResourceLocator}>;", rootUniformResourceLocator);
+            result = null;
+        } else {
+            response = httpResponseMessage.Result.Content.ReadAsStringAsync();
+            response.Wait();
+            NginxFileSystem[]? nginxFileSystems = JsonSerializer.Deserialize(response.Result, NginxFileSystemCollectionSourceGenerationContext.Default.NginxFileSystemArray);
+            bool isNewest = nginxFileSystems is not null && IsNewest(fileName, format, timeZoneInfo, new(rootUniformResourceLocator), nginxFileSystems);
+            if (nginxFileSystems is null) {
+                logger.LogInformation("Failed to parse: <{rootUniformResourceLocator}>;", rootUniformResourceLocator);
+                result = null;
+            } else if (!isNewest) {
+                logger.LogInformation("Outdated remote file: <{rootUniformResourceLocator}>;", rootUniformResourceLocator);
+                result = null;
+            } else {
+                httpResponseMessage = httpClient.GetAsync(url);
+                httpResponseMessage.Wait();
+                if (!httpResponseMessage.Result.IsSuccessStatusCode) {
+                    logger.LogInformation("Failed to download: <{url}>;", url);
+                    result = null;
+                } else {
+                    response = httpResponseMessage.Result.Content.ReadAsStringAsync();
+                    response.Wait();
+                    result = string.IsNullOrEmpty(response.Result) ?
+                        null :
+                        JsonSerializer.Deserialize(response.Result, ReviewCommonSourceGenerationContext.Default.Review);
+                }
+            }
+        }
+        return result;
+    }
+
+    private static bool IsNewest(string fileName, string format, TimeZoneInfo timeZoneInfo, Uri uri, NginxFileSystem[] nginxFileSystems) {
+        bool result;
+        DateTime? match = null;
+        NginxFileSystem nginxFileSystem;
+        DateTime dateTime = DateTime.MinValue;
+        for (int i = 0; i < nginxFileSystems.Length; i++) {
+            nginxFileSystem = NginxFileSystem.Get(format, timeZoneInfo, uri, nginxFileSystems[i]);
+            if (nginxFileSystem.LastModified is not null && nginxFileSystem.Name == fileName) {
+                match = nginxFileSystem.LastModified.Value;
+                continue;
+            }
+            if (nginxFileSystem.LastModified is null || nginxFileSystem.LastModified <= dateTime)
+                continue;
+            dateTime = nginxFileSystem.LastModified.Value;
+        }
+        result = match is not null && match.Value > dateTime;
+        return result;
+    }
+
+    private static void Sync(ILogger<Worker> logger, string rightDirectory, string fileName, Logic? l, ReadOnlyCollection<Record> rightRecords, string rootUniformResourceLocators, ReadOnlyCollection<Record> leftRecords) {
+        string json;
+        string checkFile;
+        HttpClient httpClient = new();
+        checkFile = Path.Combine(rightDirectory, fileName);
+        if (File.Exists(checkFile))
+            File.Delete(checkFile);
+        ReadOnlyCollection<Segment> areEqual = GetAreEqual(rightDirectory, fileName, rightRecords, rootUniformResourceLocators, leftRecords);
+        ReadOnlyCollection<Segment> notEqualBut = GetNotEqualBut(rightDirectory, fileName, rightRecords, rootUniformResourceLocators, leftRecords);
+        ReadOnlyCollection<Segment> leftSideOnly = GetLeftSideOnly(rightDirectory, fileName, rightRecords, rootUniformResourceLocators, leftRecords);
+        ReadOnlyCollection<Segment> rightSideOnly = GetRightSideOnly(rightDirectory, fileName, rightRecords, rootUniformResourceLocators, leftRecords);
+        ReadOnlyCollection<Segment> leftSideIsNewer = GetLeftSideIsNewer(rightDirectory, fileName, rightRecords, rootUniformResourceLocators, leftRecords);
+        ReadOnlyCollection<Segment> rightSideIsNewer = GetRightSideIsNewer(rightDirectory, fileName, rightRecords, rootUniformResourceLocators, leftRecords);
+        Review review = new(AreEqual: areEqual.ToArray(),
+                            LeftSideIsNewer: leftSideIsNewer.ToArray(),
+                            LeftSideOnly: leftSideOnly.ToArray(),
+                            NotEqualBut: notEqualBut.ToArray(),
+                            Records: null,
+                            RightSideIsNewer: rightSideIsNewer.ToArray(),
+                            RightSideOnly: rightSideOnly.ToArray());
+        json = JsonSerializer.Serialize(review, ReviewCommonSourceGenerationContext.Default.Review);
+        checkFile = Path.Combine(rightDirectory, fileName);
+        WriteAllText(checkFile, json);
+        if (notEqualBut.Count > 0 && l is not null && l.NotEqualBut is not null && l.Raw[l.NotEqualButIndex][0] == l.Minus && !l.NotEqualBut.Value)
+            logger.LogDebug("Doing nothing with {name}", nameof(Logic.NotEqualBut));
+        if (leftSideOnly.Count > 0 && l is not null && l.LeftSideOnly is not null && l.Raw[l.LeftSideOnlyIndex][0] == l.Minus && !l.LeftSideOnly.Value)
+            throw new NotImplementedException("Not possible with https!");
+        if (leftSideIsNewer.Count > 0 && l is not null && l.LeftSideIsNewer is not null && l.Raw[l.LeftSideIsNewerIndex][0] == l.LessThan && !l.LeftSideIsNewer.Value)
+            throw new NotImplementedException("Not possible with https!");
+        if (rightSideIsNewer.Count > 0 && l is not null && l.RightSideIsNewer is not null && l.Raw[l.RightSideIsNewerIndex][0] == l.LessThan && !l.RightSideIsNewer.Value)
+            throw new NotImplementedException("Not possible with https!");
+        if (rightSideOnly.Count > 0 && l is not null && l.RightSideOnly is not null && l.Raw[l.RightSideOnlyIndex][0] == l.Plus && l.RightSideOnly.Value)
+            throw new NotImplementedException("Not possible with https!");
+        if (rightSideOnly.Count > 0 && l is not null && l.RightSideOnly is not null && l.Raw[l.RightSideOnlyIndex][0] == l.Minus && !l.RightSideOnly.Value)
+            DoWork(logger, rightDirectory, httpClient, rightSideOnly, delete: true, download: false);
+        if (leftSideOnly.Count > 0 && l is not null && l.LeftSideOnly is not null && l.Raw[l.LeftSideOnlyIndex][0] == l.Plus && l.LeftSideOnly.Value)
+            DoWork(logger, rightDirectory, httpClient, leftSideOnly, delete: false, download: true);
+        if (leftSideIsNewer.Count > 0 && l is not null && l.LeftSideIsNewer is not null && l.Raw[l.LeftSideIsNewerIndex][0] == l.GreaterThan && l.LeftSideIsNewer.Value)
+            DoWork(logger, rightDirectory, httpClient, leftSideIsNewer, delete: true, download: true);
+        if (notEqualBut.Count > 0 && l is not null && l.NotEqualBut is not null && l.Raw[l.NotEqualButIndex][0] == l.Plus && l.NotEqualBut.Value)
+            DoWork(logger, rightDirectory, httpClient, notEqualBut, delete: true, download: true);
+        if (rightSideIsNewer.Count > 0 && l is not null && l.RightSideIsNewer is not null && l.Raw[l.RightSideIsNewerIndex][0] == l.GreaterThan && l.RightSideIsNewer.Value)
+            DoWork(logger, rightDirectory, httpClient, rightSideIsNewer, delete: true, download: true);
+    }
+
+    private static ReadOnlyCollection<Segment> GetAreEqual(string rightDirectory, string fileName, ReadOnlyCollection<Record> rightRecords, string rootUniformResourceLocators, ReadOnlyCollection<Record> leftRecords) {
+        List<Segment> results = [];
+        Record? record;
+        Segment segment;
+        double totalSeconds;
+        string? checkDirectory = null;
+        ReadOnlyDictionary<string, Record> keyValuePairs = GetKeyValuePairs(rightRecords);
+        foreach (Record r in leftRecords) {
+            if (checkDirectory is null && r.Size == 0 && r.Ticks == 0) {
+                checkDirectory = r.RelativePath;
+                continue;
+            }
+            if (r.RelativePath == rightDirectory || r.RelativePath == fileName)
+                continue;
+            if (!keyValuePairs.TryGetValue(r.RelativePath, out record))
+                continue;
+            totalSeconds = new TimeSpan(record.Ticks - r.Ticks).TotalSeconds;
+            if (record.Size != r.Size || totalSeconds is > 2 or < -2)
+                continue;
+            segment = new(Left: r,
+                          LeftDirectory: checkDirectory,
+                          Right: record,
+                          RightDirectory: rightDirectory,
+                          RootUniformResourceLocator: rootUniformResourceLocators);
+            results.Add(segment);
+        }
+        return results.AsReadOnly();
+    }
+
+    private static ReadOnlyDictionary<string, Record> GetKeyValuePairs(ReadOnlyCollection<Record> records) {
+        Dictionary<string, Record> results = [];
+        foreach (Record record in records)
+            results.Add(record.RelativePath, record);
+        return new(results);
+    }
+
+    private static ReadOnlyCollection<Segment> GetNotEqualBut(string rightDirectory, string fileName, ReadOnlyCollection<Record> rightRecords, string rootUniformResourceLocators, ReadOnlyCollection<Record> leftRecords) {
+        List<Segment> results = [];
+        Record? record;
+        Segment segment;
+        double totalSeconds;
+        string? checkDirectory = null;
+        ReadOnlyDictionary<string, Record> keyValuePairs = GetKeyValuePairs(rightRecords);
+        foreach (Record r in leftRecords) {
+            if (checkDirectory is null && r.Size == 0 && r.Ticks == 0) {
+                checkDirectory = r.RelativePath;
+                continue;
+            }
+            if (r.RelativePath == rightDirectory || r.RelativePath == fileName)
+                continue;
+            if (!keyValuePairs.TryGetValue(r.RelativePath, out record))
+                continue;
+            if (record.Size == r.Size)
+                continue;
+            totalSeconds = new TimeSpan(record.Ticks - r.Ticks).TotalSeconds;
+            if (totalSeconds is >= 2 or <= -2)
+                continue;
+            segment = new(Left: r,
+                          LeftDirectory: checkDirectory,
+                          Right: record,
+                          RightDirectory: rightDirectory,
+                          RootUniformResourceLocator: rootUniformResourceLocators);
+            results.Add(segment);
+        }
+        return results.AsReadOnly();
+    }
+
+    private static ReadOnlyCollection<Segment> GetLeftSideOnly(string rightDirectory, string fileName, ReadOnlyCollection<Record> rightRecords, string rootUniformResourceLocators, ReadOnlyCollection<Record> leftRecords) {
+        List<Segment> results = [];
+        Record? record;
+        Segment segment;
+        string? checkDirectory = null;
+        ReadOnlyDictionary<string, Record> keyValuePairs = GetKeyValuePairs(rightRecords);
+        foreach (Record r in leftRecords) {
+            if (checkDirectory is null && r.Size == 0 && r.Ticks == 0) {
+                checkDirectory = r.RelativePath;
+                continue;
+            }
+            if (r.RelativePath == rightDirectory || r.RelativePath == fileName)
+                continue;
+            if (keyValuePairs.TryGetValue(r.RelativePath, out record))
+                continue;
+            segment = new(Left: r,
+                          LeftDirectory: checkDirectory,
+                          Right: record,
+                          RightDirectory: rightDirectory,
+                          RootUniformResourceLocator: rootUniformResourceLocators);
+            results.Add(segment);
+        }
+        return results.AsReadOnly();
+    }
+
+    private static ReadOnlyCollection<Segment> GetRightSideOnly(string rightDirectory, string fileName, ReadOnlyCollection<Record> rightRecords, string rootUniformResourceLocators, ReadOnlyCollection<Record> leftRecords) {
+        List<Segment> results = [];
+        Record? record;
+        Segment segment;
+        string? checkDirectory = null;
+        ReadOnlyDictionary<string, Record> keyValuePairs = GetKeyValuePairs(leftRecords);
+        foreach (Record r in rightRecords) {
+            if (checkDirectory is null && r.Size == 0 && r.Ticks == 0) {
+                checkDirectory = r.RelativePath;
+                continue;
+            }
+            if (r.RelativePath == rightDirectory || r.RelativePath == fileName)
+                continue;
+            if (keyValuePairs.TryGetValue(r.RelativePath, out record))
+                continue;
+            segment = new(Left: record,
+                          LeftDirectory: null,
+                          Right: r,
+                          RightDirectory: rightDirectory,
+                          RootUniformResourceLocator: rootUniformResourceLocators);
+            results.Add(segment);
+        }
+        return results.AsReadOnly();
+    }
+
+    private static ReadOnlyCollection<Segment> GetLeftSideIsNewer(string rightDirectory, string fileName, ReadOnlyCollection<Record> rightRecords, string rootUniformResourceLocators, ReadOnlyCollection<Record> leftRecords) {
+        List<Segment> results = [];
+        Record? record;
+        Segment segment;
+        double totalSeconds;
+        string? checkDirectory = null;
+        ReadOnlyDictionary<string, Record> keyValuePairs = GetKeyValuePairs(rightRecords);
+        foreach (Record r in leftRecords) {
+            if (checkDirectory is null && r.Size == 0 && r.Ticks == 0) {
+                checkDirectory = r.RelativePath;
+                continue;
+            }
+            if (r.RelativePath == rightDirectory || r.RelativePath == fileName)
+                continue;
+            if (!keyValuePairs.TryGetValue(r.RelativePath, out record))
+                continue;
+            totalSeconds = new TimeSpan(record.Ticks - r.Ticks).TotalSeconds;
+            if (totalSeconds is > -2)
+                continue;
+            segment = new(Left: r,
+                          LeftDirectory: checkDirectory,
+                          Right: record,
+                          RightDirectory: rightDirectory,
+                          RootUniformResourceLocator: rootUniformResourceLocators);
+            results.Add(segment);
+        }
+        return results.AsReadOnly();
+    }
+
+    private static ReadOnlyCollection<Segment> GetRightSideIsNewer(string rightDirectory, string fileName, ReadOnlyCollection<Record> rightRecords, string rootUniformResourceLocators, ReadOnlyCollection<Record> leftRecords) {
+        List<Segment> results = [];
+        Record? record;
+        Segment segment;
+        double totalSeconds;
+        string? checkDirectory = null;
+        ReadOnlyDictionary<string, Record> keyValuePairs = GetKeyValuePairs(leftRecords);
+        foreach (Record r in rightRecords) {
+            if (checkDirectory is null && r.Size == 0 && r.Ticks == 0) {
+                checkDirectory = r.RelativePath;
+                continue;
+            }
+            if (r.RelativePath == rightDirectory || r.RelativePath == fileName)
+                continue;
+            if (!keyValuePairs.TryGetValue(r.RelativePath, out record))
+                continue;
+            totalSeconds = new TimeSpan(record.Ticks - r.Ticks).TotalSeconds;
+            if (totalSeconds is > -2)
+                continue;
+            segment = new(Left: record,
+                          LeftDirectory: null,
+                          Right: r,
+                          RightDirectory: rightDirectory,
+                          RootUniformResourceLocator: rootUniformResourceLocators);
+            results.Add(segment);
+        }
+        return results.AsReadOnly();
+    }
+
+    private static void DoWork(ILogger<Worker> logger, string rightDirectory, HttpClient httpClient, ReadOnlyCollection<Segment> segments, bool delete, bool download) {
+        long sum;
+        Record[] records = (from l in segments where l.Left is not null select l.Left).ToArray();
+        try { sum = records.Sum(l => l.Size); } catch (Exception) { sum = 0; }
+        string size = GetSizeWithSuffix(sum);
+        if (delete) {
+            logger.LogInformation("Starting to delete {count} file(s) [{sum}]", segments.Count, size);
+            DoDeletes(logger, rightDirectory, segments);
+            logger.LogInformation("Deleted {count} file(s) [{sum}]", segments.Count, size);
+        }
+        if (download) {
+            logger.LogInformation("Starting to download {count} file(s) [{sum}]", segments.Count, size);
+            DoDownloads(logger, rightDirectory, segments, httpClient);
+            logger.LogInformation("Downloaded {count} file(s) [{sum}]", segments.Count, size);
+        }
+    }
+
+    private static string GetSizeWithSuffix(long value) {
+        string result;
+        int i = 0;
+        string[] SizeSuffixes = ["bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"];
+        if (value < 0) {
+            result = "-" + GetSizeWithSuffix(-value);
+        } else {
+            while (Math.Round(value / 1024f) >= 1) {
+                value /= 1024;
+                i++;
+            }
+            result = string.Format("{0:n1} {1}", value, SizeSuffixes[i]);
+        }
+        return result;
+    }
+
+    private static string GetDurationWithSuffix(long ticks) {
+        string result;
+        TimeSpan timeSpan = new(DateTime.Now.Ticks - ticks);
+        if (timeSpan.TotalMilliseconds < 1000)
+            result = $"{timeSpan.Milliseconds} ms";
+        else if (timeSpan.TotalMilliseconds < 60000)
+            result = $"{Math.Floor(timeSpan.TotalSeconds)} s";
+        else if (timeSpan.TotalMilliseconds < 3600000)
+            result = $"{Math.Floor(timeSpan.TotalMinutes)} m";
+        else
+            result = $"{Math.Floor(timeSpan.TotalHours)} h";
+        return result;
+    }
+
+    private static void DoDeletes(ILogger<Worker> logger, string rightDirectory, ReadOnlyCollection<Segment> segments) {
+        Record? record;
+        string size;
+        string count = segments.Count.ToString("000000");
+#if ShellProgressBar
+        ProgressBar progressBar = new(segments.Count, $"Deleting: {count};", new ProgressBarOptions() { ProgressCharacter = '─', ProgressBarOnBottom = true, DisableBottomPercentage = true });
+#endif
+        for (int i = 0; i < segments.Count; i++) {
+#if ShellProgressBar
+            progressBar.Tick();
+#endif
+            record = segments[i].Right;
+            if (record is null)
+                continue;
+            size = GetSizeWithSuffix(record.Size);
+            try {
+                File.Delete(Path.Combine(rightDirectory, record.RelativePath));
+                logger.LogInformation("{i} of {count} - Deleted: <{RelativePath}> - {size};", i.ToString("000000"), count, record.RelativePath, size);
+            } catch (Exception) {
+                logger.LogInformation("Failed to delete: <{RelativePath}> - {size};", record.RelativePath, size);
+            }
+        }
+#if ShellProgressBar
+        progressBar.Dispose();
+#endif
+    }
+
+    private static void DoDownloads(ILogger<Worker> logger, string rightDirectory, ReadOnlyCollection<Segment> segments, HttpClient httpClient) {
+        int i = 0;
+        long ticks;
+        string size;
+        string duration;
+        DateTime dateTime;
+        Task<string> response;
+        string count = segments.Count.ToString("000000");
+        ReadOnlyCollection<Download> downloads = GetDownloads(rightDirectory, segments);
+        Task<HttpResponseMessage> httpResponseMessage;
+#if ShellProgressBar
+                ProgressBar progressBar = new(downloads.Count, $"Downloading: {count};", new ProgressBarOptions() { ProgressCharacter = '─', ProgressBarOnBottom = true, DisableBottomPercentage = true });
+#endif
+        foreach (Download download in downloads) {
+#if ShellProgressBar
+                    progressBar.Tick();
+#endif
+            i += 1;
+            ticks = DateTime.Now.Ticks;
+            size = GetSizeWithSuffix(download.Size);
+            httpResponseMessage = httpClient.GetAsync(download.UniformResourceLocator);
+            httpResponseMessage.Wait(-1);
+            if (!httpResponseMessage.Result.IsSuccessStatusCode)
+                logger.LogInformation("Failed to download: <{checkURL}> - {size};", download.UniformResourceLocator, size);
+            else {
+                response = httpResponseMessage.Result.Content.ReadAsStringAsync();
+                response.Wait();
+                try {
+                    File.WriteAllText(download.File, response.Result);
+                    duration = GetDurationWithSuffix(ticks);
+                    dateTime = new DateTime(download.Ticks).ToLocalTime();
+                    File.SetLastWriteTime(download.File, dateTime);
+                    logger.LogInformation("{i} of {count} - Downloaded: <{checkURL}> - {size} - {timeSpan};",
+                                          i.ToString("000000"),
+                                          count,
+                                          download.Display,
+                                          size,
+                                          duration);
+                } catch (Exception) {
+                    logger.LogInformation("Failed to download: <{checkURL}> - {size};", download.UniformResourceLocator, size);
+                }
+            }
+        }
+#if ShellProgressBar
+                progressBar.Dispose();
+#endif
+    }
+
+    private static ReadOnlyCollection<Download> GetDownloads(string rightDirectory, ReadOnlyCollection<Segment> segments) {
+        List<Download> results = [];
+        string checkFile;
+        Download download;
+        string? checkDirectory;
+        List<Download> collection = [];
+        string? checkUniformResourceLocator;
+        foreach (Segment segment in segments) {
+            if (segment.Left is null)
+                continue;
+            checkFile = Path.Combine(rightDirectory, segment.Left.RelativePath);
+            checkDirectory = Path.GetDirectoryName(checkFile);
+            if (string.IsNullOrEmpty(checkDirectory))
+                continue;
+            if (!Directory.Exists(checkDirectory))
+                _ = Directory.CreateDirectory(checkDirectory);
+            if (File.Exists(checkFile) && new FileInfo(checkFile).Length == 0)
+                File.Delete(checkFile);
+            checkUniformResourceLocator = ConvertTo(segment.RootUniformResourceLocator, segment.Left.RelativePath);
+            if (string.IsNullOrEmpty(checkUniformResourceLocator))
+                continue;
+            download = new(Directory: checkDirectory,
+                           Display: checkUniformResourceLocator[segment.RootUniformResourceLocator.Length..],
+                           File: checkFile,
+                           Size: segment.Left.Size,
+                           Ticks: segment.Left.Ticks,
+                           UniformResourceLocator: checkUniformResourceLocator);
+            collection.Add(download);
+        }
+        Download[] sorted = (from l in collection orderby l.Size select l).ToArray();
+        int stop = sorted.Length < 100 ? sorted.Length : 100;
+        for (int i = 0; i < stop; i++)
+            results.Add(sorted[i]);
+        for (int i = sorted.Length - 1; i > stop - 1; i--)
+            results.Add(sorted[i]);
+        if (collection.Count != results.Count)
+            throw new Exception();
+        return results.AsReadOnly();
+    }
+
+    private static string? ConvertTo(string rootURL, string relativePath) {
+        string? result = rootURL.EndsWith('/') ? rootURL[..^1] : rootURL;
+        string windowsRoot = "c:\\";
+        string windowsMock = $"{windowsRoot}{relativePath}";
+        string fileName = Path.GetFileName(windowsMock);
+        ReadOnlyCollection<string> directoryNames = Helpers.HelperDirectory.GetDirectoryNames(windowsMock);
+        foreach (string directoryName in directoryNames) {
+            if (directoryName == windowsRoot || directoryName == fileName)
+                continue;
+            result = $"{result}/{directoryName}";
+        }
+        result = result == rootURL ? null : $"{result}/{fileName}";
+        return result;
+    }
+
+}

Day/HelperDay.cs

@@ -153,6 +153,8 @@ internal static class HelperDay
             ADO2025.PI5.Helper20250321.MoveToLast(logger, args);
         else if (args[1] == "Day-Helper-2025-04-04")
             ADO2025.PI5.Helper20250404.KumaToGatus(logger, args);
+        else if (args[1] == "Day-Helper-2025-04-07")
+            ADO2025.PI5.Helper20250407.Sync(logger, args);
         else
             throw new Exception(appSettings.Company);
     }

Helpers/HelperDirectory.cs

@@ -41,4 +41,31 @@ internal static class HelperDirectory
         return new(results);
     }
 
+    internal static ReadOnlyCollection<ReadOnlyCollection<string>> GetFilesCollection(string directory, string directorySearchFilter, string fileSearchFilter)
+    {
+        List<ReadOnlyCollection<string>> results = [];
+        string[] files;
+        if (!fileSearchFilter.Contains('*'))
+            fileSearchFilter = string.Concat('*', fileSearchFilter);
+        if (!directorySearchFilter.Contains('*'))
+            directorySearchFilter = string.Concat('*', directorySearchFilter);
+        if (!Directory.Exists(directory))
+            _ = Directory.CreateDirectory(directory);
+        results.Add(Directory.GetFiles(directory, fileSearchFilter, SearchOption.TopDirectoryOnly).AsReadOnly());
+        string[] directories = Directory.GetDirectories(directory, directorySearchFilter, SearchOption.TopDirectoryOnly);
+        foreach (string innerDirectory in directories)
+        {
+            try
+            {
+                files = Directory.GetFiles(innerDirectory, fileSearchFilter, SearchOption.AllDirectories);
+                if (files.Length == 0)
+                    continue;
+                results.Add(files.AsReadOnly());
+            }
+            catch (UnauthorizedAccessException)
+            { continue; }
+        }
+        return results.AsReadOnly();
+    }
+
 }

Worker.cs

@@ -147,7 +147,7 @@ public class Worker : BackgroundService
                 _Logger.LogWarning("Must pass a argument!");
                 CreateWindowsShortcut();
             }
-            else if (Directory.Exists(_Args[0]))
+            else if (Directory.Exists(_Args[0].Split('|')[0]) || Directory.Exists(_Args[0]))
             {
                 if (!_ConsoleKeys.Contains(consoleKey))
                 {