Version 1

linedance-app/ui/library_panel.py

@@ -41,9 +41,9 @@ class DraggableLibraryList(QListWidget):
 
 
 class LibraryPanel(QWidget):
-    song_selected     = pyqtSignal(dict)
-    add_to_playlist   = pyqtSignal(dict)
-    scan_requested    = pyqtSignal()
+    song_selected       = pyqtSignal(dict)
+    add_to_playlist     = pyqtSignal(dict)
+    scan_requested      = pyqtSignal()
     edit_tags_requested = pyqtSignal(dict)
     send_mail_requested = pyqtSignal(dict)
 
@@ -51,6 +51,7 @@ class LibraryPanel(QWidget):
         super().__init__(parent)
         self._all_songs: list[dict] = []
         self._filtered:  list[dict] = []
+        self._bpm_scan_running = False
         self._search_timer = QTimer(self)
         self._search_timer.setSingleShot(True)
         self._search_timer.setInterval(150)
@@ -70,6 +71,12 @@ class LibraryPanel(QWidget):
         header.addWidget(lbl)
         header.addStretch()
 
+        self._btn_bpm_scan = QPushButton("♩  BPM alle")
+        self._btn_bpm_scan.setFixedHeight(24)
+        self._btn_bpm_scan.setToolTip("Analysér BPM på alle sange uden BPM (kører i baggrunden)")
+        self._btn_bpm_scan.clicked.connect(self._start_bulk_bpm_scan)
+        header.addWidget(self._btn_bpm_scan)
+
         btn_manage = QPushButton("⚙  Mapper")
         btn_manage.setFixedHeight(24)
         btn_manage.setToolTip("Tilføj, fjern og scan musikbiblioteker")
@@ -172,7 +179,6 @@ class LibraryPanel(QWidget):
             dance_levels = song.get("dance_levels", [])
             missing = song.get("file_missing", False)
 
-            # Byg dans-streng med niveau hvis tilgængeligt
             dance_parts = []
             for i, d in enumerate(dances):
                 lvl = dance_levels[i] if i < len(dance_levels) else ""
@@ -183,13 +189,97 @@ class LibraryPanel(QWidget):
             bpm = song.get("bpm", 0)
             bpm_str = f"{bpm} BPM" if bpm else "? BPM"
             line2 = f"  {song.get('artist','—')}  ·  {bpm_str}  ·  {song.get('file_format','').upper()}{dance_str}"
-            item = QListWidgetItem(f"{line1}\n{line2}")
+
+            row_widget = QWidget()
+            row_widget.setStyleSheet("background: transparent;")
+            row_layout = QHBoxLayout(row_widget)
+            row_layout.setContentsMargins(2, 2, 2, 2)
+            row_layout.setSpacing(8)
+
+            lbl = QLabel(f"{line1}\n{line2}")
+            lbl.setWordWrap(False)
+            row_layout.addWidget(lbl, stretch=1)
+
+            btn_danse = QPushButton("Danse")
+            btn_danse.setFixedHeight(30)
+            btn_danse.setFixedWidth(70)
+            btn_danse.setToolTip("Rediger dans-tags")
+            btn_danse.setStyleSheet(
+                "QPushButton { background: #e8a020; color: #111; border-radius: 4px; "
+                "font-weight: bold; font-size: 12px; border: none; }"
+                "QPushButton:hover { background: #f0b030; }"
+            )
+            btn_danse.clicked.connect(lambda _, s=song: self.edit_tags_requested.emit(s))
+            row_layout.addWidget(btn_danse)
+
+            item = QListWidgetItem()
             item.setData(Qt.ItemDataRole.UserRole, song)
-            if missing:
-                item.setForeground(QColor("#5a6070"))
-            elif q and any(q in d.lower() for d in dances):
-                item.setForeground(QColor("#e8a020"))
+            row_widget.adjustSize()
+            hint = row_widget.sizeHint()
+            hint.setHeight(max(hint.height(), 52))
+            item.setSizeHint(hint)
             self._list.addItem(item)
+            self._list.setItemWidget(item, row_widget)
+
+    def _start_bulk_bpm_scan(self):
+        """Start BPM-analyse på alle sange uden BPM i baggrundstråd med lav prioritet."""
+        if self._bpm_scan_running:
+            return
+        songs_without_bpm = [s for s in self._all_songs
+                             if not s.get("bpm") and not s.get("file_missing")]
+        if not songs_without_bpm:
+            self._btn_bpm_scan.setText("♩  Alle har BPM")
+            return
+
+        self._bpm_scan_running = True
+        self._btn_bpm_scan.setText(f"♩  Scanner 0/{len(songs_without_bpm)}...")
+        self._btn_bpm_scan.setEnabled(False)
+
+        from PyQt6.QtCore import QThread, pyqtSignal as _sig
+
+        class BulkBpmWorker(QThread):
+            progress = _sig(int, int, str)  # done, total, title
+            finished = _sig()
+
+            def __init__(self, songs):
+                super().__init__()
+                self._songs = songs
+
+            def run(self):
+                from local.tag_reader import analyze_and_save_bpm
+                total = len(self._songs)
+                for i, song in enumerate(self._songs, start=1):
+                    if self.isInterruptionRequested():
+                        break
+                    try:
+                        bpm = analyze_and_save_bpm(song["local_path"], song["id"])
+                        if bpm:
+                            song["bpm"] = int(round(bpm))
+                    except Exception:
+                        pass
+                    self.progress.emit(i, total, song.get("title", ""))
+                self.finished.emit()
+
+        self._bulk_bpm_worker = BulkBpmWorker(songs_without_bpm)
+
+        def on_progress(done, total, title):
+            self._btn_bpm_scan.setText(f"♩  {done}/{total}...")
+            # Opdater sangen i listen
+            for s in self._all_songs:
+                if s.get("title") == title and s.get("bpm"):
+                    break
+            self._do_search()
+
+        def on_finished():
+            self._bpm_scan_running = False
+            self._btn_bpm_scan.setEnabled(True)
+            self._btn_bpm_scan.setText("♩  BPM alle")
+            self._do_search()
+
+        self._bulk_bpm_worker.progress.connect(on_progress)
+        self._bulk_bpm_worker.finished.connect(on_finished)
+        self._bulk_bpm_worker.start()
+        self._bulk_bpm_worker.setPriority(QThread.Priority.LowestPriority)
 
     # ── Handlinger ────────────────────────────────────────────────────────────