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linedance-app/ui/library_manager.py

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+"""
+library_manager.py — Dialog til at se og fjerne musikbiblioteker.
+"""
+
+from PyQt6.QtWidgets import (
+    QDialog, QVBoxLayout, QHBoxLayout, QLabel,
+    QPushButton, QListWidget, QListWidgetItem, QMessageBox,
+)
+from PyQt6.QtCore import Qt, pyqtSignal
+
+
+class LibraryManagerDialog(QDialog):
+    library_removed = pyqtSignal(int)   # library_id
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self.setWindowTitle("Administrer musikbiblioteker")
+        self.setMinimumWidth(500)
+        self.setMinimumHeight(320)
+        self._build_ui()
+        self._load()
+
+    def _build_ui(self):
+        layout = QVBoxLayout(self)
+        layout.setContentsMargins(16, 16, 16, 16)
+        layout.setSpacing(10)
+
+        lbl = QLabel("Aktive musikbiblioteker:")
+        lbl.setObjectName("track_meta")
+        layout.addWidget(lbl)
+
+        self._list = QListWidget()
+        layout.addWidget(self._list)
+
+        note = QLabel(
+            "Når du fjerner et bibliotek, slettes det fra overvågningen.\n"
+            "Sangene forbliver i databasen men markeres som manglende (⚠)."
+        )
+        note.setObjectName("result_count")
+        note.setWordWrap(True)
+        layout.addWidget(note)
+
+        btn_row = QHBoxLayout()
+        btn_add = QPushButton("+ Tilføj mappe")
+        btn_add.clicked.connect(self._add_folder)
+        btn_row.addWidget(btn_add)
+
+        btn_remove = QPushButton("✕  Fjern valgt")
+        btn_remove.clicked.connect(self._remove_selected)
+        btn_row.addWidget(btn_remove)
+
+        btn_scan = QPushButton("⟳  Scan alle")
+        btn_scan.setToolTip("Scan alle mapper for nye og ændrede filer")
+        btn_scan.clicked.connect(self._scan_all)
+        btn_row.addWidget(btn_scan)
+
+        btn_row.addStretch()
+        btn_close = QPushButton("Luk")
+        btn_close.clicked.connect(self.accept)
+        btn_row.addWidget(btn_close)
+        layout.addLayout(btn_row)
+
+    def _load(self):
+        self._list.clear()
+        try:
+            from local.local_db import get_libraries, get_db
+            libs = get_libraries(active_only=True)   # kun aktive
+            for lib in libs:
+                from pathlib import Path
+                path = lib["path"]
+                exists = Path(path).exists()
+                last_scan = lib["last_full_scan"] or "aldrig"
+                if isinstance(last_scan, str) and len(last_scan) > 10:
+                    last_scan = last_scan[:10]
+                with get_db() as conn:
+                    count = conn.execute(
+                        "SELECT COUNT(*) FROM songs WHERE library_id=? AND file_missing=0",
+                        (lib["id"],)
+                    ).fetchone()[0]
+                exist_icon = "" if exists else "  ⚠ mappe ikke fundet"
+                label = f"{path}{exist_icon}\n  {count} sange  ·  senest scannet: {last_scan}"
+                item = QListWidgetItem(label)
+                item.setData(Qt.ItemDataRole.UserRole, dict(lib))
+                if not exists:
+                    from PyQt6.QtGui import QColor
+                    item.setForeground(QColor("#5a6070"))
+                self._list.addItem(item)
+        except Exception as e:
+            print(f"Library manager load fejl: {e}")
+
+    def _scan_all(self):
+        mw = self.parent()
+        if hasattr(mw, "start_scan"):
+            mw.start_scan()
+            self._set_status("Scanning startet...")
+
+    def _set_status(self, text: str):
+        pass  # kan udvides med statuslinje i dialogen
+
+    def _add_folder(self):
+        from PyQt6.QtWidgets import QFileDialog
+        folder = QFileDialog.getExistingDirectory(self, "Vælg musikmappe")
+        if folder:
+            mw = self.parent()
+            if hasattr(mw, "add_library_path"):
+                mw.add_library_path(folder)
+            # Genindlæs listen efter kort pause så DB er opdateret
+            from PyQt6.QtCore import QTimer
+            QTimer.singleShot(600, self._load)
+
+    def _remove_selected(self):
+        item = self._list.currentItem()
+        if not item:
+            return
+        lib = item.data(Qt.ItemDataRole.UserRole)
+        reply = QMessageBox.question(
+            self, "Fjern bibliotek",
+            f"Fjern overvågningen af:\n{lib['path']}\n\n"
+            "Sange i biblioteket forbliver i databasen men markeres som manglende.",
+            QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
+        )
+        if reply == QMessageBox.StandardButton.Yes:
+            try:
+                mw = self.parent()
+                if hasattr(mw, "_watcher") and mw._watcher:
+                    mw._watcher.remove_library(lib["id"])
+                else:
+                    from local.local_db import remove_library
+                    remove_library(lib["id"])
+                self.library_removed.emit(lib["id"])
+                if hasattr(mw, "_reload_library"):
+                    mw._reload_library()
+                self._load()
+            except Exception as e:
+                QMessageBox.warning(self, "Fejl", f"Kunne ikke fjerne: {e}")