Commit

src/ui/classes/mangadex_downloader_thread.py

@@ -0,0 +1,45 @@
+import threading
+from PyQt5.QtCore import QThread, pyqtSignal
+
+from ...core.mangadex_client import fetch_mangadex_data
+
+
+class MangaDexDownloadThread(QThread):
+    """A wrapper QThread for running the MangaDex client function."""
+    progress_signal = pyqtSignal(str)
+    file_progress_signal = pyqtSignal(str, object)
+    finished_signal = pyqtSignal(int, int, bool)
+    overall_progress_signal = pyqtSignal(int, int)
+
+    def __init__(self, url, output_dir, parent=None):
+        super().__init__(parent)
+        self.start_url = url
+        self.output_dir = output_dir
+        self.is_cancelled = False
+        self.pause_event = parent.pause_event if hasattr(parent, 'pause_event') else threading.Event()
+        self.cancellation_event = parent.cancellation_event if hasattr(parent, 'cancellation_event') else threading.Event()
+
+    def run(self):
+        downloaded = 0
+        skipped = 0
+        try:
+            downloaded, skipped = fetch_mangadex_data(
+                self.start_url,
+                self.output_dir,
+                logger_func=self.progress_signal.emit,
+                file_progress_callback=self.file_progress_signal,
+                overall_progress_callback=self.overall_progress_signal,
+                pause_event=self.pause_event,
+                cancellation_event=self.cancellation_event
+            )
+        except Exception as e:
+            self.progress_signal.emit(f"❌ A critical error occurred in the MangaDex thread: {e}")
+            skipped = 1 # Mark as skipped if there was a critical failure
+        finally:
+            self.finished_signal.emit(downloaded, skipped, self.is_cancelled)
+
+    def cancel(self):
+        self.is_cancelled = True
+        if self.cancellation_event:
+            self.cancellation_event.set()
+        self.progress_signal.emit("   Cancellation signal received by MangaDex thread.")