Start

linedance-app/ui/scan_worker.py

@@ -0,0 +1,64 @@
+"""
+scan_worker.py — Kører fuld biblioteks-scanning i en baggrundstråd
+så GUI ikke fryser.
+"""
+
+from PyQt6.QtCore import QThread, pyqtSignal
+
+
+class ScanWorker(QThread):
+    """
+    Kører _full_scan_all() i en baggrundstråd.
+    Sender status-opdateringer undervejs.
+    """
+    status_update = pyqtSignal(str)    # løbende statusbeskeder
+    scan_done     = pyqtSignal(int)    # antal behandlede filer
+
+    def __init__(self, watcher, parent=None):
+        super().__init__(parent)
+        self._watcher = watcher
+        self._total = 0
+
+    def run(self):
+        try:
+            from local.local_db import get_libraries
+            from local.tag_reader import is_supported
+            import os
+            libraries = get_libraries(active_only=True)
+
+            if not libraries:
+                self.status_update.emit("Ingen biblioteker konfigureret")
+                self.scan_done.emit(0)
+                return
+
+            total_processed = 0
+            for lib in libraries:
+                from pathlib import Path
+                path = Path(lib["path"])
+                name = path.name
+
+                if not path.exists():
+                    self.status_update.emit(f"⚠ Mappe ikke fundet: {path}")
+                    continue
+
+                self.status_update.emit(f"Scanner: {name}...")
+
+                # Tæl filer med os.walk — håndterer permission-fejl sikkert
+                count = 0
+                for dirpath, _, filenames in os.walk(str(path), followlinks=False):
+                    for f in filenames:
+                        if is_supported(f):
+                            count += 1
+
+                self.status_update.emit(f"Scanner: {name} ({count} filer)...")
+
+                # Kør scanning
+                self._watcher._full_scan_library(lib["id"], str(path))
+                total_processed += count
+
+            self.status_update.emit(f"Scan færdig — {total_processed} filer gennemgået")
+            self.scan_done.emit(total_processed)
+
+        except Exception as e:
+            self.status_update.emit(f"Scan fejl: {e}")
+            self.scan_done.emit(0)