resolves #17 no cover image

More reliable taskFinishTime

Tranga/Connector.cs

@@ -137,11 +137,11 @@ public abstract class Connector
     /// <param name="settings">TrangaSettings</param>
     public void CopyCoverFromCacheToDownloadLocation(Publication publication, TrangaSettings settings)
     {
-        logger?.WriteLine(this.GetType().ToString(), $"Cloning cover {publication.sortName} {publication.internalId}");
+        logger?.WriteLine(this.GetType().ToString(), $"Cloning cover {publication.sortName} -> {publication.internalId}");
         //Check if Publication already has a Folder and cover
         string publicationFolder = publication.CreatePublicationFolder(downloadLocation);
         DirectoryInfo dirInfo = new (publicationFolder);
-        if (dirInfo.EnumerateFiles().Any(info => info.Name.Contains("cover.")))
+        if (dirInfo.EnumerateFiles().Any(info => info.Name.Contains("cover", StringComparison.InvariantCultureIgnoreCase)))
         {
             logger?.WriteLine(this.GetType().ToString(), $"Cover exists {publication.sortName}");
             return;

Tranga/Connectors/MangaDex.cs

@@ -98,7 +98,7 @@ public class MangaDex : Connector
                 {
                     JsonArray relationships = manga["relationships"]!.AsArray();
                     posterId = relationships.FirstOrDefault(relationship => relationship!["type"]!.GetValue<string>() == "cover_art")!["id"]!.GetValue<string>();
-                    foreach (JsonNode node in relationships.Where(relationship =>
+                    foreach (JsonNode? node in relationships.Where(relationship =>
                                  relationship!["type"]!.GetValue<string>() == "author"))
                         authorIds.Add(node!["id"]!.GetValue<string>());
                 }

Tranga/TaskManager.cs

@@ -128,7 +128,6 @@ public class TaskManager
                     DateTime.Now.Subtract(removeTask.Key.lastChange) > TimeSpan.FromMinutes(3))//3 Minutes since last update to task -> remove
                 {
                     logger?.WriteLine(this.GetType().ToString(), $"Disposing failed task {removeTask.Key}.");
-                    removeTask.Key.parentTask?.DecrementProgress(removeTask.Key.progress);
                     removeTask.Value.Cancel();
                     toRemove.Add(removeTask.Key);
                 }
@@ -136,9 +135,9 @@ public class TaskManager
             foreach (DownloadChapterTask taskToRemove in toRemove)
             {
                 DeleteTask(taskToRemove);
-                DownloadChapterTask newTask = new DownloadChapterTask(taskToRemove.task, taskToRemove.connectorName,
+                DownloadChapterTask newTask = new (taskToRemove.task, taskToRemove.connectorName,
                     taskToRemove.publication, taskToRemove.chapter, taskToRemove.language,
-                    taskToRemove.parentTask);
+                    (DownloadNewChaptersTask?)taskToRemove.parentTask);
                 AddTask(newTask);
                 taskToRemove.parentTask?.ReplaceFailedChildTask(taskToRemove, newTask);
             }
@@ -428,13 +427,14 @@ public class TaskManager
             this._allTasks = JsonConvert.DeserializeObject<HashSet<TrangaTask>>(buffer, new JsonSerializerSettings() { Converters = { new TrangaTask.TrangaTaskJsonConverter() } })!;
         }
 
-        foreach (TrangaTask task in this._allTasks.Where(task => task.GetType() == typeof(DownloadChapterTask)))
+        foreach (TrangaTask task in this._allTasks.Where(tTask => tTask.parentTaskId is not null))
         {
-            DownloadChapterTask dcTask = (DownloadChapterTask)task;
-            IEnumerable<TrangaTask> dncTasks = this._allTasks.Where(pTask => pTask.GetType() == typeof(DownloadNewChaptersTask));
-            DownloadNewChaptersTask? parentTask = (DownloadNewChaptersTask?)dncTasks.FirstOrDefault(pTask => pTask.taskId.Equals(dcTask.parentTaskId));
-            dcTask.parentTask = parentTask;
-            parentTask?.AddChildTask(dcTask);
+            TrangaTask? parentTask = this._allTasks.FirstOrDefault(pTask => pTask.taskId == task.parentTaskId);
+            if (parentTask is not null)
+            {
+                task.parentTask = parentTask;
+                parentTask.AddChildTask(task);
+            }
         }
             
 

Tranga/TrangaTask.cs

@@ -22,51 +22,30 @@ public abstract class TrangaTask
     public DateTime lastExecuted { get; set; }
     public Task task { get; }
     public string taskId { get; set; }
-    [Newtonsoft.Json.JsonIgnore]public ExecutionState state { get; set; }
-    [Newtonsoft.Json.JsonIgnore]public double progress { get; protected set; }
-    [Newtonsoft.Json.JsonIgnore]public DateTime nextExecution => lastExecuted.Add(reoccurrence);
+    [Newtonsoft.Json.JsonIgnore] public ExecutionState state { get; set; }
+    [Newtonsoft.Json.JsonIgnore] protected HashSet<TrangaTask> childTasks { get; }
+    [Newtonsoft.Json.JsonIgnore] public TrangaTask? parentTask { get; set; }
+    public string? parentTaskId { get; set; }
+    [Newtonsoft.Json.JsonIgnore]public double progress { get; private set; }
     [Newtonsoft.Json.JsonIgnore]public DateTime executionStarted { get; private set; }
-
-    [Newtonsoft.Json.JsonIgnore]
-    public DateTime executionApproximatelyFinished => this.progress != 0
-        ? this.executionStarted.Add(DateTime.Now.Subtract(this.executionStarted) / this.progress)
-        : DateTime.MaxValue;
-    
-    [Newtonsoft.Json.JsonIgnore]
-    public TimeSpan executionApproximatelyRemaining => this.executionApproximatelyFinished.Subtract(DateTime.Now);
-    
     [Newtonsoft.Json.JsonIgnore]public DateTime lastChange { get; private set; }
+    [Newtonsoft.Json.JsonIgnore]public DateTime executionApproximatelyFinished => progress != 0 ? lastChange.Add(GetRemainingTime()) : DateTime.MaxValue;
+    [Newtonsoft.Json.JsonIgnore]public TimeSpan executionApproximatelyRemaining => executionApproximatelyFinished.Subtract(DateTime.Now);
+    [Newtonsoft.Json.JsonIgnore]public DateTime nextExecution => lastExecuted.Add(reoccurrence);
 
-    public enum ExecutionState
-    {
-        Waiting,
-        Enqueued,
-        Running
-    };
+    public enum ExecutionState { Waiting, Enqueued, Running }
 
-    protected TrangaTask(Task task, TimeSpan reoccurrence)
+    protected TrangaTask(Task task, TimeSpan reoccurrence, TrangaTask? parentTask = null)
     {
         this.reoccurrence = reoccurrence;
         this.lastExecuted = DateTime.Now.Subtract(reoccurrence);
         this.task = task;
-        this.progress = 0f;
         this.executionStarted = DateTime.Now;
         this.lastChange = DateTime.MaxValue;
         this.taskId = Convert.ToBase64String(System.Text.Encoding.ASCII.GetBytes(this.executionStarted.ToString(CultureInfo.InvariantCulture)));
-    }
-
-    public double IncrementProgress(double amount)
-    {
-        this.progress += amount;
-        this.lastChange = DateTime.Now;
-        return this.progress;
-    }
-
-    public double DecrementProgress(double amount)
-    {
-        this.progress -= amount;
-        this.lastChange = DateTime.Now;
-        return this.progress;
+        this.childTasks = new();
+        this.parentTask = parentTask;
+        this.parentTaskId = parentTask?.taskId;
     }
     
     /// <summary>
@@ -95,10 +74,44 @@ public abstract class TrangaTask
         logger?.WriteLine(this.GetType().ToString(), $"Finished Executing Task {this}");
     }
 
-    /// <returns>True if elapsed time since last execution is greater than set interval</returns>
-    public bool ShouldExecute()
+    public void ReplaceFailedChildTask(DownloadChapterTask failed, DownloadChapterTask newTask)
     {
-        return nextExecution < DateTime.Now && state is ExecutionState.Waiting;
+        if (!this.childTasks.Contains(failed))
+            throw new ArgumentException($"Task {failed} is not childTask of {this}");
+        this.childTasks.Remove(failed);
+        this.childTasks.Add(newTask);
+        this.DecrementProgress(failed.progress);
+    }
+
+    public void AddChildTask(TrangaTask childTask)
+    {
+        this.childTasks.Add(childTask);
+    }
+
+    public void IncrementProgress(double amount)
+    {
+        this.lastChange = DateTime.Now;
+        this.progress += amount / (childTasks.Count > 0 ? childTasks.Count : 1);
+        if (parentTask is not null)
+        {
+            parentTask.IncrementProgress(amount);
+            parentTask.state = ExecutionState.Running;
+        }
+    }
+
+    public void DecrementProgress(double amount)
+    {
+        this.lastChange = DateTime.Now;
+        this.progress -= amount / childTasks.Count > 0 ? childTasks.Count : 1;
+        parentTask?.DecrementProgress(amount);
+    }
+
+    private TimeSpan GetRemainingTime()
+    {
+        if(progress == 0)
+            return DateTime.MaxValue.Subtract(DateTime.Now);
+        TimeSpan elapsed = lastChange.Subtract(executionStarted);
+        return elapsed.Divide(progress).Subtract(elapsed);
     }
 
     public enum Task : byte

Tranga/TrangaTasks/DownloadChapterTask.cs

@@ -9,18 +9,13 @@ public class DownloadChapterTask : TrangaTask
     public Publication publication { get; }
     public string language { get; }
     public Chapter chapter { get; }
-    [JsonIgnore]public DownloadNewChaptersTask? parentTask { get; set; }
-    public string? parentTaskId { get; set; }
 
-    
-    public DownloadChapterTask(Task task, string connectorName, Publication publication, Chapter chapter, string language = "en", DownloadNewChaptersTask? parentTask = null) : base(task, TimeSpan.Zero)
+    public DownloadChapterTask(Task task, string connectorName, Publication publication, Chapter chapter, string language = "en", DownloadNewChaptersTask? parentTask = null) : base(task, TimeSpan.Zero, parentTask)
     {
         this.chapter = chapter;
         this.connectorName = connectorName;
         this.publication = publication;
         this.language = language;
-        this.parentTask = parentTask;
-        this.parentTaskId = parentTask?.taskId;
     }
 
     protected override void ExecuteTask(TaskManager taskManager, Logger? logger, CancellationToken? cancellationToken = null)
@@ -30,6 +25,7 @@ public class DownloadChapterTask : TrangaTask
         if(this.parentTask is not null)
             this.parentTask.state = ExecutionState.Running;
         Connector connector = taskManager.GetConnector(this.connectorName);
+        connector.CopyCoverFromCacheToDownloadLocation(this.publication, taskManager.settings);
         connector.DownloadChapter(this.publication, this.chapter, this, cancellationToken);
         if(this.parentTask is not null)
             this.parentTask.state = ExecutionState.Waiting;

Tranga/TrangaTasks/DownloadNewChaptersTask.cs

@@ -8,15 +8,11 @@ public class DownloadNewChaptersTask : TrangaTask
     public string connectorName { get; }
     public Publication publication { get; }
     public string language { get; }
-    [JsonIgnore]private HashSet<DownloadChapterTask> childTasks { get; }
-    [JsonIgnore]public new double progress => childTasks.Count > 0 ? childTasks.Sum(childTask => childTask.progress) / childTasks.Count : 0;
-    
     public DownloadNewChaptersTask(Task task, string connectorName, Publication publication, TimeSpan reoccurrence, string language = "en") : base(task, reoccurrence)
     {
         this.connectorName = connectorName;
         this.publication = publication;
         this.language = language;
-        this.childTasks = new();
     }
 
     protected override void ExecuteTask(TaskManager taskManager, Logger? logger, CancellationToken? cancellationToken = null)
@@ -36,24 +32,11 @@ public class DownloadNewChaptersTask : TrangaTask
 
         foreach (Chapter newChapter in newChapters)
         {
-            DownloadChapterTask newTask = new (Task.DownloadChapter, this.connectorName!, pub, newChapter, this.language, this);
+            DownloadChapterTask newTask = new (Task.DownloadChapter, this.connectorName, pub, newChapter, this.language, this);
             taskManager.AddTask(newTask);
             this.childTasks.Add(newTask);
         }
     }
-
-    public void ReplaceFailedChildTask(DownloadChapterTask failed, DownloadChapterTask newTask)
-    {
-        if (!this.childTasks.Contains(failed))
-            throw new ArgumentException($"Task {failed} is not childTask of {this}");
-        this.childTasks.Remove(failed);
-        this.childTasks.Add(newTask);
-    }
-
-    public void AddChildTask(DownloadChapterTask childTask)
-    {
-        this.childTasks.Add(childTask);
-    }
     
     /// <summary>
     /// Updates the available Chapters of a Publication

Tranga/TrangaTasks/UpdateLibrariesTask.cs

@@ -14,6 +14,6 @@ public class UpdateLibrariesTask : TrangaTask
             return;
         foreach(LibraryManager lm in taskManager.settings.libraryManagers)
             lm.UpdateLibrary();
-        this.progress = 1f;
+        IncrementProgress(1);
     }
 }

Website/interaction.js

@@ -366,9 +366,14 @@ function ShowTasksQueue(){
         .then(json => {
             tagTasksRunning.innerText = json.length;
             json.forEach(task => {
-                downloadTasksOutput.appendChild(CreateProgressChild(task));
-                document.querySelector(`#progress${task.taskId.replaceAll('=','')}`).value = task.progress;
-                document.querySelector(`#progressStr${task.taskId.replaceAll('=','')}`).innerText = task.progress.toLocaleString(undefined,{style: 'percent', minimumFractionDigits:2});
+                if(task.task == 2 || task.task == 4) {
+                    downloadTasksOutput.appendChild(CreateProgressChild(task));
+                    document.querySelector(`#progress${task.taskId.replaceAll('=', '')}`).value = task.progress;
+                    var finishedHours = task.executionApproximatelyRemaining.split(':')[0];
+                    var finishedMinutes = task.executionApproximatelyRemaining.split(':')[1];
+                    var finishedSeconds = task.executionApproximatelyRemaining.split(':')[2].split('.')[0];
+                    document.querySelector(`#progressStr${task.taskId.replaceAll('=', '')}`).innerText = `${finishedHours}:${finishedMinutes}:${finishedSeconds}`;
+                }
             });
         });
 
@@ -399,7 +404,7 @@ function CreateProgressChild(task){
     child.appendChild(progress);
     
     var progressStr = document.createElement("span");
-    progressStr.innerText = "00.00%";
+    progressStr.innerText = " \t∞";
     progressStr.className = "progressStr";
     progressStr.id = `progressStr${task.taskId.replaceAll('=','')}`;
     child.appendChild(progressStr);
@@ -484,8 +489,13 @@ setInterval(() => {
 setInterval(() => {
     GetRunningTasks().then((json) => {
         json.forEach(task => {
-            document.querySelector(`#progress${task.taskId.replaceAll('=','')}`).value = task.progress;
-            document.querySelector(`#progressStr${task.taskId.replaceAll('=','')}`).innerText = task.progress.toLocaleString(undefined,{style: 'percent', minimumFractionDigits:2});
+            if(task.task == 2 || task.task == 4){
+                document.querySelector(`#progress${task.taskId.replaceAll('=','')}`).value = task.progress;
+                var finishedHours = task.executionApproximatelyRemaining.split(':')[0];
+                var finishedMinutes = task.executionApproximatelyRemaining.split(':')[1];
+                var finishedSeconds = task.executionApproximatelyRemaining.split(':')[2].split('.')[0];
+                document.querySelector(`#progressStr${task.taskId.replaceAll('=','')}`).innerText = `${finishedHours}:${finishedMinutes}:${finishedSeconds}`;
+            }
         });
     });
 },500);