Jobs and services

Services/DocumentProcessingService.cs

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+using System;
+using System.Diagnostics.CodeAnalysis;
+using PaperlessAI.Models;
+
+namespace PaperlessAI.Services;
+
+public class DocumentProcessingService(ILogger<DocumentProcessingService> logger)
+{
+    private Queue<PaperlessDocument> paperlessDocumentsQueue = new Queue<PaperlessDocument>();
+    private bool isWorking = false;
+
+    public void Enqueue(List<PaperlessDocument> paperlessDocuments)
+    {
+        if(paperlessDocumentsQueue.Count != 0)
+            return;
+
+        foreach(var doc in paperlessDocuments)
+        {
+            Enqueue(doc);
+        }
+    }
+
+    public void Enqueue(PaperlessDocument paperlessDocument)
+    {
+        if(paperlessDocumentsQueue.Contains(paperlessDocument, new PaperlessDocumentSameDocument()))
+            return;
+
+        paperlessDocumentsQueue.Enqueue(paperlessDocument);
+
+        logger.LogInformation($"Enqueued document: {paperlessDocument}");
+    }
+
+    public void Process()
+    {
+        if(isWorking)
+            return;
+
+        if(paperlessDocumentsQueue.Count == 0)
+            return;
+
+        if(paperlessDocumentsQueue.TryDequeue(out PaperlessDocument? docToProcess))
+        {
+            logger.LogInformation($"Dequeued: {docToProcess}");
+            ProcessDocument(docToProcess);
+        }
+    }
+
+    private void ProcessDocument(PaperlessDocument docToProcess)
+    {
+        logger.LogInformation($"Processing: {docToProcess}");
+        isWorking = true;
+        
+        isWorking = false;
+    }
+}
+
+class PaperlessDocumentSameDocument : EqualityComparer<PaperlessDocument>
+{
+    public override bool Equals(PaperlessDocument? x, PaperlessDocument? y)
+    {
+        if (x == null && y == null)
+            return true;
+        else if (x == null || y == null)
+            return false;
+
+        return x.Id == y.Id || x.DocumentId == y.DocumentId;
+    }
+
+    public override int GetHashCode([DisallowNull] PaperlessDocument obj)
+    {
+        var hcode = obj.Id + obj.DocumentId;
+        return hcode.GetHashCode();
+    }
+}