I gang

linedance-app/ui/playlist_panel.py

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+"""
+playlist_panel.py — Danseliste med event-overblik, drag-and-drop og højreklik.
+"""
+
+from PyQt6.QtWidgets import (
+    QWidget, QVBoxLayout, QListWidget, QListWidgetItem,
+    QLabel, QHBoxLayout, QPushButton, QMenu, QAbstractItemView,
+    QMessageBox,
+)
+from PyQt6.QtCore import Qt, pyqtSignal, QMimeData
+from PyQt6.QtGui import QColor, QFont, QDragEnterEvent, QDropEvent
+
+
+class PlaylistPanel(QWidget):
+    song_selected    = pyqtSignal(int)     # dobbeltklik → indlæs sang
+    status_changed   = pyqtSignal(int, str)  # (indeks, ny_status)
+    song_dropped     = pyqtSignal(dict)    # sang droppet fra bibliotek
+
+    STATUS_ICON = {
+        "pending": "   ",
+        "playing": " ▶ ",
+        "played":  " ✓ ",
+        "skipped": " — ",
+        "next":    " ▷ ",
+    }
+    STATUS_COLOR = {
+        "pending": "#5a6070",
+        "playing": "#e8a020",
+        "played":  "#2ecc71",
+        "skipped": "#e74c3c",
+        "next":    "#3b8fd4",
+    }
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self._songs: list[dict] = []
+        self._statuses: list[str] = []
+        self._current_idx = -1
+        self._song_ended = False
+        self._build_ui()
+        self.setAcceptDrops(True)
+
+    def _build_ui(self):
+        layout = QVBoxLayout(self)
+        layout.setContentsMargins(0, 0, 0, 0)
+        layout.setSpacing(0)
+
+        # Header
+        header = QHBoxLayout()
+        header.setContentsMargins(10, 6, 10, 6)
+        self._title_label = QLabel("DANSELISTE")
+        self._title_label.setObjectName("section_title")
+        header.addWidget(self._title_label)
+        header.addStretch()
+        layout.addLayout(header)
+
+        # Event-kontrol-linje
+        ctrl = QHBoxLayout()
+        ctrl.setContentsMargins(8, 4, 8, 4)
+        ctrl.setSpacing(6)
+
+        self._btn_start = QPushButton("▶  START EVENT")
+        self._btn_start.setObjectName("btn_start_event")
+        self._btn_start.setFixedHeight(28)
+        self._btn_start.setToolTip("Nulstil alle statusser og start eventet fra top")
+        self._btn_start.clicked.connect(self._start_event)
+        ctrl.addWidget(self._btn_start)
+
+        ctrl.addStretch()
+
+        self._lbl_progress = QLabel("0 / 0")
+        self._lbl_progress.setObjectName("result_count")
+        ctrl.addWidget(self._lbl_progress)
+
+        layout.addLayout(ctrl)
+
+        # Kolonneheader
+        col_header = QHBoxLayout()
+        col_header.setContentsMargins(10, 2, 10, 2)
+        for text, stretch in [("#", 0), ("Titel / Dans", 1), ("Status", 0)]:
+            lbl = QLabel(text)
+            lbl.setObjectName("result_count")
+            if stretch:
+                col_header.addWidget(lbl, stretch=1)
+            else:
+                lbl.setFixedWidth(30 if text == "#" else 50)
+                col_header.addWidget(lbl)
+        layout.addLayout(col_header)
+
+        # Liste
+        self._list = QListWidget()
+        self._list.setObjectName("playlist_list")
+        self._list.setDragDropMode(QAbstractItemView.DragDropMode.DropOnly)
+        self._list.setAcceptDrops(True)
+        self._list.itemDoubleClicked.connect(self._on_double_click)
+        self._list.setContextMenuPolicy(Qt.ContextMenuPolicy.CustomContextMenu)
+        self._list.customContextMenuRequested.connect(self._show_context_menu)
+        layout.addWidget(self._list)
+
+    # ── Drag & drop ───────────────────────────────────────────────────────────
+
+    def dragEnterEvent(self, event: QDragEnterEvent):
+        if event.mimeData().hasFormat("application/x-linedance-song"):
+            event.acceptProposedAction()
+        else:
+            event.ignore()
+
+    def dropEvent(self, event: QDropEvent):
+        mime = event.mimeData()
+        if mime.hasFormat("application/x-linedance-song"):
+            import json
+            data = mime.data("application/x-linedance-song").data()
+            song = json.loads(data.decode("utf-8"))
+            self._append_song(song)
+            self.song_dropped.emit(song)
+            event.acceptProposedAction()
+
+    def _append_song(self, song: dict):
+        self._songs.append(song)
+        self._statuses.append("pending")
+        self._refresh()
+
+    # ── Data ──────────────────────────────────────────────────────────────────
+
+    def load_songs(self, songs: list[dict], reset_statuses: bool = True):
+        self._songs = list(songs)
+        if reset_statuses:
+            self._statuses = ["pending"] * len(songs)
+        self._current_idx = -1
+        self._song_ended = False
+        self._refresh()
+
+    def set_current(self, idx: int, song_ended: bool = False):
+        self._current_idx = idx
+        self._song_ended = song_ended
+        if 0 <= idx < len(self._statuses) and not song_ended:
+            self._statuses[idx] = "playing"
+        self._refresh()
+        self._scroll_to(idx)
+
+    def mark_played(self, idx: int):
+        if 0 <= idx < len(self._statuses):
+            self._statuses[idx] = "played"
+        self._refresh()
+
+    def get_song(self, idx: int) -> dict | None:
+        return self._songs[idx] if 0 <= idx < len(self._songs) else None
+
+    def get_songs(self) -> list[dict]:
+        return list(self._songs)
+
+    def get_statuses(self) -> list[str]:
+        return list(self._statuses)
+
+    def count(self) -> int:
+        return len(self._songs)
+
+    # ── Event-styring ─────────────────────────────────────────────────────────
+
+    def _start_event(self):
+        if not self._songs:
+            return
+        reply = QMessageBox.question(
+            self, "Start event",
+            "Dette nulstiller alle statusser i danselisten.\nFortsæt?",
+            QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No,
+        )
+        if reply == QMessageBox.StandardButton.Yes:
+            self._statuses = ["pending"] * len(self._songs)
+            self._current_idx = -1
+            self._song_ended = False
+            self._refresh()
+
+    # ── Højreklik-menu ────────────────────────────────────────────────────────
+
+    def _show_context_menu(self, pos):
+        item = self._list.itemAt(pos)
+        if not item:
+            return
+        idx = item.data(Qt.ItemDataRole.UserRole)
+        if idx is None:
+            return
+
+        menu = QMenu(self)
+        menu.setStyleSheet("QMenu { padding: 4px; } QMenu::item { padding: 6px 20px; }")
+
+        act_play  = menu.addAction("▶  Afspil denne")
+        menu.addSeparator()
+        act_skip  = menu.addAction("—  Spring over")
+        act_unplay = menu.addAction("↺  Sæt til ikke afspillet")
+        act_played = menu.addAction("✓  Sæt til afspillet")
+        menu.addSeparator()
+        act_remove = menu.addAction("✕  Fjern fra liste")
+
+        action = menu.exec(self._list.mapToGlobal(pos))
+
+        if action == act_play:
+            self.song_selected.emit(idx)
+        elif action == act_skip:
+            self._statuses[idx] = "skipped"
+            self.status_changed.emit(idx, "skipped")
+            self._refresh()
+        elif action == act_unplay:
+            self._statuses[idx] = "pending"
+            self.status_changed.emit(idx, "pending")
+            self._refresh()
+        elif action == act_played:
+            self._statuses[idx] = "played"
+            self.status_changed.emit(idx, "played")
+            self._refresh()
+        elif action == act_remove:
+            self._songs.pop(idx)
+            self._statuses.pop(idx)
+            if self._current_idx >= idx:
+                self._current_idx = max(-1, self._current_idx - 1)
+            self._refresh()
+
+    # ── Render ────────────────────────────────────────────────────────────────
+
+    def _refresh(self):
+        self._list.clear()
+        played_count = sum(1 for s in self._statuses if s == "played")
+        self._lbl_progress.setText(f"{played_count} / {len(self._songs)} afspillet")
+
+        for i, song in enumerate(self._songs):
+            is_current = (i == self._current_idx and not self._song_ended)
+            is_next    = (self._song_ended and i == self._current_idx + 1)
+
+            if is_current:
+                status = "playing"
+            elif is_next:
+                status = "next"
+            else:
+                status = self._statuses[i]
+
+            icon  = self.STATUS_ICON.get(status, "   ")
+            color = self.STATUS_COLOR.get(status, "#5a6070")
+
+            dances = " / ".join(song.get("dances", [])) or "ingen dans tagget"
+            text = f"{i+1:>2}.  {song.get('title','—')}\n        {song.get('artist','')}  ·  {dances}"
+
+            item = QListWidgetItem(f"{icon} {text}")
+            item.setData(Qt.ItemDataRole.UserRole, i)
+
+            # Farver
+            if status == "playing":
+                item.setForeground(QColor("#e8a020"))
+                font = item.font()
+                font.setBold(True)
+                item.setFont(font)
+            elif status == "next":
+                item.setForeground(QColor("#3b8fd4"))
+                font = item.font()
+                font.setBold(True)
+                item.setFont(font)
+            elif status == "played":
+                item.setForeground(QColor("#2ecc71"))
+            elif status == "skipped":
+                item.setForeground(QColor("#e74c3c"))
+            else:
+                item.setForeground(QColor("#9aa0b0"))
+
+            self._list.addItem(item)
+
+    def set_playlist_name(self, name: str):
+        self._title_label.setText(f"DANSELISTE — {name.upper()}")
+
+    def _scroll_to(self, idx: int):
+        if 0 <= idx < self._list.count():
+            self._list.scrollToItem(
+                self._list.item(idx),
+                QListWidget.ScrollHint.PositionAtCenter,
+            )
+
+    def _on_double_click(self, item: QListWidgetItem):
+        idx = item.data(Qt.ItemDataRole.UserRole)
+        if idx is not None:
+            self.song_selected.emit(idx)