from textual.app import App, ComposeResult from textual.widgets import Tree, Static, Footer, LoadingIndicator from textual.containers import Horizontal, Container, ScrollableContainer, Vertical from textual.widget import Widget from textual.command import Provider, Hit from rich.markup import escape from pathlib import Path from functools import partial from typing import TYPE_CHECKING, cast, Any import threading import logging from .logging_config import LoggerConfig # Initialize logging singleton from .constants import MEDIA_TYPES from .views import OpenScreen, HelpScreen, RenameConfirmScreen, SettingsScreen, ConvertConfirmScreen, DeleteConfirmScreen from .extractors.extractor import MediaExtractor from .views import MediaPanelView, ProposedFilenameView from .formatters.text_formatter import TextFormatter from .formatters.catalog_formatter import CatalogFormatter from .settings import Settings from .cache import Cache, CacheManager from .services.conversion_service import ConversionService class CacheCommandProvider(Provider): """Command provider for cache management operations.""" async def search(self, query: str): """Search for cache commands matching the query.""" matcher = self.matcher(query) commands = [ ("cache_stats", "Cache: View Statistics", "View cache statistics (size, entries, etc.)"), ("cache_clear_all", "Cache: Clear All", "Clear all cache entries"), ("cache_clear_extractors", "Cache: Clear Extractors", "Clear extractor cache only"), ("cache_clear_tmdb", "Cache: Clear TMDB", "Clear TMDB API cache only"), ("cache_clear_posters", "Cache: Clear Posters", "Clear poster image cache only"), ("cache_clear_expired", "Cache: Clear Expired", "Remove expired cache entries"), ("cache_compact", "Cache: Compact", "Remove empty cache directories"), ] for command_name, display_name, help_text in commands: if (score := matcher.match(display_name)) > 0: yield Hit( score, matcher.highlight(display_name), partial(cast('MomaApp', self.app).action_cache_command, command_name), help=help_text ) class AppCommandProvider(Provider): """Command provider for main application operations.""" async def search(self, query: str): """Search for app commands matching the query.""" matcher = self.matcher(query) commands = [ ("open", "Open Directory", "Open a directory to browse media files (o)"), ("scan_local", "Scan Node", "Scan current node's directory only (s)"), ("scan", "Scan Tree", "Scan entire directory tree (Ctrl+S)"), ("refresh", "Refresh File", "Refresh metadata for selected file (f)"), ("rename", "Rename File", "Rename the selected file (r)"), ("convert", "Convert to MKV", "Convert AVI/MPG/MPEG/WebM/MP4 file to MKV container with metadata (c)"), ("delete", "Delete File", "Delete the selected file (d)"), ("toggle_mode", "Toggle Display Mode", "Switch between technical and catalog view (m)"), ("expand", "Toggle Tree Expansion", "Expand or collapse all tree nodes (t)"), ("settings", "Settings", "Open settings screen (p)"), ("help", "Help", "Show keyboard shortcuts and help (h)"), ] for command_name, display_name, help_text in commands: if (score := matcher.match(display_name)) > 0: yield Hit( score, matcher.highlight(display_name), partial(self.app.run_action, command_name), help=help_text ) class MomaApp(App): CSS = """ /* Default technical mode: 2 columns */ #left { width: 50%; padding: 1; } #middle { width: 50%; padding: 1; } #right { display: none; /* Hidden in technical mode */ } /* Catalog mode: 3 columns */ .catalog-mode #left { width: 33%; } .catalog-mode #middle { width: 34%; } .catalog-mode #right { display: block; width: 33%; padding: 1; } #poster_container { height: 100%; overflow-y: auto; } #poster_display { height: auto; } """ BINDINGS = [ ("q", "quit", "Quit"), ("o", "open", "Open directory"), ("s", "scan_local", "Scan Node"), ("ctrl+s", "scan", "Scan Tree"), ("f", "refresh", "Refresh"), ("r", "rename", "Rename"), ("c", "convert", "Convert to MKV"), ("d", "delete", "Delete"), ("t", "expand", "Toggle Tree"), ("m", "toggle_mode", "Toggle Mode"), ("h", "help", "Help"), ("p", "settings", "Settings"), ] # Command palette - extend built-in commands with cache and app commands COMMANDS = App.COMMANDS | {CacheCommandProvider, AppCommandProvider} def __init__(self, scan_dir): super().__init__() self.scan_dir = Path(scan_dir) if scan_dir else None self.tree_expanded = False self.settings = Settings() # Initialize cache system self.cache = Cache() self.cache_manager = CacheManager(self.cache) def compose(self) -> ComposeResult: with Horizontal(id="main_container"): with Container(id="left"): yield Tree("Files", id="file_tree") # Middle container (for catalog mode info) with Container(id="middle"): with Vertical(): yield LoadingIndicator(id="loading") with ScrollableContainer(id="details_container"): yield Static( "Select a file to view details", id="details_technical", markup=True ) yield Static( "", id="details_catalog", markup=False ) yield Static("", id="proposed", markup=True) # Right container (for poster in catalog mode, hidden in technical mode) with Container(id="right"): with ScrollableContainer(id="poster_container"): yield Static("", id="poster_display", markup=False) yield Footer() def on_mount(self): loading = self.query_one("#loading", LoadingIndicator) loading.display = False # Apply initial layout based on mode setting self._update_layout() self.scan_files() def _update_layout(self): """Update layout based on current mode setting.""" mode = self.settings.get("mode") main_container = self.query_one("#main_container") if mode == "catalog": main_container.add_class("catalog-mode") else: main_container.remove_class("catalog-mode") def scan_files(self): if not self.scan_dir or not self.scan_dir.exists() or not self.scan_dir.is_dir(): details = self.query_one("#details_technical", Static) details.update("Error: Directory does not exist or is not a directory") return tree = self.query_one("#file_tree", Tree) tree.clear() self.build_tree(self.scan_dir, tree.root) tree.root.expand() # Expand root level self.tree_expanded = False # Sub-levels are collapsed self.set_focus(tree) def _get_file_icon(self, file_path: Path) -> str: """Get icon for file based on extension. Args: file_path: Path to the file Returns: Icon character for the file type """ ext = file_path.suffix.lower().lstrip('.') # File type icons icons = { 'mkv': 'đŸŽĨ', # Video camera for MKV 'mk3d': '🕹ī¸', # Clapper board for 3D 'mp4': '🌐', # Web 'mov': 'đŸ“Ŋī¸', # Video camera 'webm': '🌐', # Web 'avi': 'đŸ’ŋ', # Film frames for AVI 'wmv': '📀', # Video camera 'm4v': '📹', # Video camera 'mpg': 'đŸ“ŧ', # Video camera 'mpeg': 'đŸ“ŧ', # Video camera } return icons.get(ext, '📄') # Default to document icon def build_tree(self, path: Path, node): try: for item in sorted(path.iterdir()): try: if item.is_dir(): if item.name.startswith(".") or item.name == "lost+found": continue # Add folder icon before directory name label = f"ķ°‰‹ {escape(item.name)}" subnode = node.add(label, data=item) self.build_tree(item, subnode) elif item.is_file() and item.suffix.lower() in { f".{ext}" for ext in MEDIA_TYPES }: # Add file type icon before filename icon = self._get_file_icon(item) label = f"{icon} {escape(item.name)}" node.add(label, data=item) except PermissionError: pass except PermissionError: pass def _start_loading_animation(self): loading = self.query_one("#loading", LoadingIndicator) loading.display = True mode = self.settings.get("mode") if mode == "technical": details = self.query_one("#details_technical", Static) else: details = self.query_one("#details_catalog", Static) details.update("Retrieving media data") proposed = self.query_one("#proposed", Static) proposed.update("") def _stop_loading_animation(self): loading = self.query_one("#loading", LoadingIndicator) loading.display = False def on_tree_node_highlighted(self, event): node = event.node if node.data and isinstance(node.data, Path): # Check if path still exists if not node.data.exists(): self._stop_loading_animation() details = self.query_one("#details_technical", Static) details.display = True details_catalog = self.query_one("#details_catalog", Static) details_catalog.display = False details.update(f"[red]Path no longer exists: {node.data.name}[/red]") proposed = self.query_one("#proposed", Static) proposed.update("") return try: if node.data.is_dir(): self._stop_loading_animation() details = self.query_one("#details_technical", Static) details.display = True details_catalog = self.query_one("#details_catalog", Static) details_catalog.display = False details.update("Directory") proposed = self.query_one("#proposed", Static) proposed.update("") elif node.data.is_file(): self._start_loading_animation() threading.Thread( target=self._extract_and_show_details, args=(node.data,) ).start() except (FileNotFoundError, OSError): # Handle race condition where file was deleted between exists() check and is_file() call self._stop_loading_animation() details = self.query_one("#details_technical", Static) details.display = True details_catalog = self.query_one("#details_catalog", Static) details_catalog.display = False details.update(f"[red]Error accessing path: {node.data.name}[/red]") proposed = self.query_one("#proposed", Static) proposed.update("") def _extract_and_show_details(self, file_path: Path): try: # Initialize extractors and formatters extractor = MediaExtractor(file_path) mode = self.settings.get("mode") poster_content: Any = "" if mode == "technical": full_info = MediaPanelView(extractor).file_info_panel() else: # catalog full_info, poster_content = CatalogFormatter(extractor, self.settings).format_catalog_info() # Update UI self.call_later( self._update_details, full_info, ProposedFilenameView(extractor).rename_line_formatted(file_path), poster_content, ) except Exception as e: self.call_later( self._update_details, TextFormatter.red(f"Error extracting details: {str(e)}"), "", "", ) def _update_details(self, full_info: str, display_string: str, poster_content: str = ""): self._stop_loading_animation() details_technical = self.query_one("#details_technical", Static) details_catalog = self.query_one("#details_catalog", Static) poster_display = self.query_one("#poster_display", Static) mode = self.settings.get("mode") if mode == "technical": details_technical.display = True details_catalog.display = False details_technical.update(full_info) poster_display.update("") # Clear poster in technical mode else: details_technical.display = False details_catalog.display = True details_catalog.update(full_info) # Update poster panel poster_display.update(poster_content) proposed = self.query_one("#proposed", Static) proposed.update(display_string) async def action_quit(self): self.exit() async def action_open(self): self.push_screen(OpenScreen()) async def action_scan(self): if self.scan_dir: self.scan_files() async def action_scan_local(self): """Scan only the current node's directory (refresh node).""" tree = self.query_one("#file_tree", Tree) node = tree.cursor_node if not node or not node.data: self.notify("Please select a node first", severity="warning", timeout=3) return # Get the directory to scan path = node.data # Check if the path still exists if not path.exists(): self.notify(f"Path no longer exists: {path.name}", severity="error", timeout=3) # Remove the node from the tree since the file/dir is gone if node.parent: node.remove() return try: if path.is_file(): # If it's a file, scan its parent directory path = path.parent # Find the parent node in the tree if node.parent: node = node.parent else: self.notify("Cannot scan root level file", severity="warning", timeout=3) return except (FileNotFoundError, OSError) as e: self.notify(f"Error accessing path: {e}", severity="error", timeout=3) if node.parent: node.remove() return # Clear the node and rescan node.remove_children() self.build_tree(path, node) # Expand the node to show new content node.expand() self.notify(f"Rescanned: {path.name}", severity="information", timeout=2) async def action_refresh(self): tree = self.query_one("#file_tree", Tree) node = tree.cursor_node if node and node.data and isinstance(node.data, Path): # Check if path still exists if not node.data.exists(): self.notify(f"Path no longer exists: {node.data.name}", severity="error", timeout=3) return try: if node.data.is_file(): # Invalidate cache for this file before re-extracting cache = Cache() invalidated = cache.invalidate_file(node.data) logging.info(f"Refresh: invalidated {invalidated} cache entries for {node.data.name}") self._start_loading_animation() threading.Thread( target=self._extract_and_show_details, args=(node.data,) ).start() except (FileNotFoundError, OSError) as e: self.notify(f"Error accessing file: {e}", severity="error", timeout=3) async def action_help(self): self.push_screen(HelpScreen()) async def action_settings(self): self.push_screen(SettingsScreen()) async def action_cache_command(self, command: str): """Execute a cache management command. Args: command: The cache command to execute (e.g., 'cache_stats', 'cache_clear_all') """ try: if command == "cache_stats": stats = self.cache_manager.get_stats() stats_text = f"""Cache Statistics: Total Files: {stats['total_files']} Total Size: {stats['total_size_mb']:.2f} MB Memory Entries: {stats['memory_cache_entries']} By Category:""" for subdir, info in stats['subdirs'].items(): stats_text += f"\n {subdir}: {info['file_count']} files, {info['size_mb']:.2f} MB" self.notify(stats_text, severity="information", timeout=10) elif command == "cache_clear_all": count = self.cache_manager.clear_all() self.notify(f"Cleared all cache: {count} entries removed", severity="information", timeout=3) elif command == "cache_clear_extractors": count = self.cache_manager.clear_by_prefix("extractor_") self.notify(f"Cleared extractor cache: {count} entries removed", severity="information", timeout=3) elif command == "cache_clear_tmdb": count = self.cache_manager.clear_by_prefix("tmdb_") self.notify(f"Cleared TMDB cache: {count} entries removed", severity="information", timeout=3) elif command == "cache_clear_posters": count = self.cache_manager.clear_by_prefix("poster_") self.notify(f"Cleared poster cache: {count} entries removed", severity="information", timeout=3) elif command == "cache_clear_expired": count = self.cache_manager.clear_expired() self.notify(f"Cleared {count} expired entries", severity="information", timeout=3) elif command == "cache_compact": self.cache_manager.compact_cache() self.notify("Cache compacted successfully", severity="information", timeout=3) except Exception as e: self.notify(f"Error executing cache command: {str(e)}", severity="error", timeout=5) async def action_toggle_mode(self): current_mode = self.settings.get("mode") new_mode = "catalog" if current_mode == "technical" else "technical" self.settings.set("mode", new_mode) # Update layout to show/hide poster panel self._update_layout() self.notify(f"Switched to {new_mode} mode", severity="information", timeout=2) # Refresh current file display if any tree = self.query_one("#file_tree", Tree) node = tree.cursor_node if node and node.data and isinstance(node.data, Path) and node.data.is_file(): self._start_loading_animation() threading.Thread( target=self._extract_and_show_details, args=(node.data,) ).start() async def action_rename(self): tree = self.query_one("#file_tree", Tree) node = tree.cursor_node if node and node.data and isinstance(node.data, Path): # Check if file exists if not node.data.exists(): self.notify(f"File no longer exists: {node.data.name}", severity="error", timeout=3) return try: if node.data.is_file(): # Get the proposed name from the extractor extractor = MediaExtractor(node.data) proposed_formatter = ProposedFilenameView(extractor) new_name = str(proposed_formatter) logging.info(f"Proposed new name: {new_name!r} for file: {node.data}") # Always open rename dialog, even if names are the same (user might want to manually edit) if new_name: self.push_screen(RenameConfirmScreen(node.data, new_name)) except (FileNotFoundError, OSError) as e: self.notify(f"Error accessing file: {e}", severity="error", timeout=3) async def action_convert(self): """Convert AVI/MPG/MPEG/WebM/MP4 file to MKV with metadata preservation.""" tree = self.query_one("#file_tree", Tree) node = tree.cursor_node if not (node and node.data and isinstance(node.data, Path)): self.notify("Please select a file first", severity="warning", timeout=3) return # Check if file exists if not node.data.exists(): self.notify(f"File no longer exists: {node.data.name}", severity="error", timeout=3) return try: if not node.data.is_file(): self.notify("Please select a file first", severity="warning", timeout=3) return except (FileNotFoundError, OSError) as e: self.notify(f"Error accessing file: {e}", severity="error", timeout=3) return file_path = node.data conversion_service = ConversionService() # Check if file can be converted if not conversion_service.can_convert(file_path): self.notify("Only AVI, MPG, MPEG, WebM, and MP4 files can be converted to MKV", severity="error", timeout=3) return # Create extractor for metadata try: extractor = MediaExtractor(file_path) except Exception as e: self.notify(f"Failed to read file metadata: {e}", severity="error", timeout=5) return # Get audio track count and map languages audio_tracks = extractor.get('audio_tracks', 'MediaInfo') or [] if not audio_tracks: self.notify("No audio tracks found in file", severity="error", timeout=3) return audio_languages = conversion_service.map_audio_languages(extractor, len(audio_tracks)) subtitle_files = conversion_service.find_subtitle_files(file_path) mkv_path = file_path.with_suffix('.mkv') # Show confirmation screen (conversion happens in screen's on_button_pressed) self.push_screen( ConvertConfirmScreen(file_path, mkv_path, audio_languages, subtitle_files, extractor) ) async def action_delete(self): """Delete a file with confirmation.""" tree = self.query_one("#file_tree", Tree) node = tree.cursor_node if not (node and node.data and isinstance(node.data, Path)): self.notify("Please select a file first", severity="warning", timeout=3) return # Check if file exists if not node.data.exists(): self.notify(f"File no longer exists: {node.data.name}", severity="error", timeout=3) return try: if not node.data.is_file(): self.notify("Please select a file first", severity="warning", timeout=3) return except (FileNotFoundError, OSError) as e: self.notify(f"Error accessing file: {e}", severity="error", timeout=3) return file_path = node.data # Show confirmation screen self.push_screen(DeleteConfirmScreen(file_path)) async def action_expand(self): tree = self.query_one("#file_tree", Tree) if self.tree_expanded: # Collapse all sub-levels, keep root expanded def collapse_sub(node): if node != tree.root: node.collapse() for child in node.children: collapse_sub(child) collapse_sub(tree.root) self.tree_expanded = False else: # Expand all def expand_all(node): node.expand() for child in node.children: expand_all(child) expand_all(tree.root) self.tree_expanded = True def update_renamed_file(self, old_path: Path, new_path: Path): """Update the tree node for a renamed file.""" logging.info(f"update_renamed_file called with old_path={old_path}, new_path={new_path}") tree = self.query_one("#file_tree", Tree) logging.info(f"Before update: cursor_node.data = {tree.cursor_node.data if tree.cursor_node else None}") # Update only the specific node def find_node(node): if node.data == old_path: return node for child in node.children: found = find_node(child) if found: return found return None node = find_node(tree.root) if node: logging.info(f"Found node for {old_path}, updating to {new_path.name}") # Update label with icon icon = self._get_file_icon(new_path) node.label = f"{icon} {escape(new_path.name)}" node.data = new_path logging.info(f"After update: node.data = {node.data}, node.label = {node.label}") # Ensure cursor stays on the renamed file tree.select_node(node) logging.info(f"Selected node: {tree.cursor_node.data if tree.cursor_node else None}") else: logging.info(f"No node found for {old_path}") logging.info(f"After update: cursor_node.data = {tree.cursor_node.data if tree.cursor_node else None}") # Refresh the details if the node is currently selected if tree.cursor_node and tree.cursor_node.data == new_path: logging.info("Refreshing details for renamed file") self._start_loading_animation() threading.Thread( target=self._extract_and_show_details, args=(new_path,) ).start() else: logging.info("Not refreshing details, cursor not on renamed file") def add_file_to_tree(self, file_path: Path): """Add a new file to the tree in the correct position. Args: file_path: Path to the new file to add """ logging.info(f"add_file_to_tree called with file_path={file_path}") tree = self.query_one("#file_tree", Tree) parent_dir = file_path.parent logging.info(f"Looking for parent directory node: {parent_dir}") logging.info(f"Scan directory: {self.scan_dir}") # Check if parent directory is the scan directory (root level) # If so, the parent node is the tree root itself parent_node = None if self.scan_dir and parent_dir.resolve() == self.scan_dir.resolve(): logging.info("File is in root scan directory, using tree.root as parent") parent_node = tree.root else: # Find the parent directory node in the tree def find_node(node, depth=0): if node.data and isinstance(node.data, Path): logging.info(f"{' ' * depth}Checking node: data={node.data}") # Resolve both paths to absolute for comparison if node.data.resolve() == parent_dir.resolve(): logging.info(f"{' ' * depth}Found match! node.data={node.data}") return node for child in node.children: found = find_node(child, depth + 1) if found: return found return None parent_node = find_node(tree.root) if parent_node: logging.info(f"Found parent node for {parent_dir}, adding file {file_path.name}") # Get icon for the file icon = self._get_file_icon(file_path) label = f"{icon} {escape(file_path.name)}" # Add the new file node in alphabetically sorted position new_node = None inserted = False for i, child in enumerate(parent_node.children): if child.data and isinstance(child.data, Path): # Compare filenames for sorting if child.data.name > file_path.name: # Insert before this child new_node = parent_node.add(label, data=file_path, before=i) inserted = True logging.info(f"Inserted file before {child.data.name}") break # If not inserted, add at the end if not inserted: new_node = parent_node.add(label, data=file_path) logging.info(f"Added file at end of directory") # Select the new node and show its details if new_node: tree.select_node(new_node) logging.info(f"Selected new node: {new_node.data}") # Refresh the details panel for the new file self._start_loading_animation() threading.Thread( target=self._extract_and_show_details, args=(file_path,) ).start() else: logging.warning(f"No parent node found for {parent_dir}") logging.warning(f"Rescanning entire tree instead") # If we can't find the parent node, rescan the tree and try to select the new file tree = self.query_one("#file_tree", Tree) current_selection = tree.cursor_node.data if tree.cursor_node else None self.scan_files() # Try to restore selection to the new file, or the old selection, or parent dir def find_and_select(node, target_path): if node.data and isinstance(node.data, Path): if node.data.resolve() == target_path.resolve(): tree.select_node(node) return True for child in node.children: if find_and_select(child, target_path): return True return False # Try to select the new file first if not find_and_select(tree.root, file_path): # If that fails, try to restore previous selection if current_selection: find_and_select(tree.root, current_selection) # Refresh details panel for selected node if tree.cursor_node and tree.cursor_node.data: self._start_loading_animation() threading.Thread( target=self._extract_and_show_details, args=(tree.cursor_node.data,) ).start() def remove_file_from_tree(self, file_path: Path): """Remove a file from the tree. Args: file_path: Path to the file to remove """ logging.info(f"remove_file_from_tree called with file_path={file_path}") tree = self.query_one("#file_tree", Tree) # Find the node to remove def find_node(node): if node.data and isinstance(node.data, Path): if node.data.resolve() == file_path.resolve(): return node for child in node.children: found = find_node(child) if found: return found return None node_to_remove = find_node(tree.root) if node_to_remove: logging.info(f"Found node to remove: {node_to_remove.data}") # Find the parent node to select after deletion parent_node = node_to_remove.parent next_node = None # Try to select next sibling, or previous sibling, or parent if parent_node: siblings = list(parent_node.children) try: current_index = siblings.index(node_to_remove) # Try next sibling first if current_index + 1 < len(siblings): next_node = siblings[current_index + 1] # Try previous sibling elif current_index > 0: next_node = siblings[current_index - 1] # Fall back to parent else: next_node = parent_node if parent_node != tree.root else None except ValueError: pass # Remove the node node_to_remove.remove() logging.info(f"Removed node from tree") # Select the next appropriate node if next_node: tree.select_node(next_node) logging.info(f"Selected next node: {next_node.data}") # Refresh details if it's a file if next_node.data and isinstance(next_node.data, Path) and next_node.data.is_file(): self._start_loading_animation() threading.Thread( target=self._extract_and_show_details, args=(next_node.data,) ).start() else: # Clear details panel details = self.query_one("#details_technical", Static) details.update("Select a file to view details") proposed = self.query_one("#proposed", Static) proposed.update("") else: # No node to select, clear details details = self.query_one("#details_technical", Static) details.update("No files in directory") proposed = self.query_one("#proposed", Static) proposed.update("") else: logging.warning(f"Node not found for {file_path}") def on_key(self, event): if event.key == "right": tree = self.query_one("#file_tree", Tree) node = tree.cursor_node if ( node and node.data and isinstance(node.data, Path) and node.data.is_dir() ): if not node.is_expanded: node.expand() tree.cursor_line = node.line + 1 event.prevent_default() elif event.key == "left": tree = self.query_one("#file_tree", Tree) node = tree.cursor_node if node and node.parent: if node.is_expanded: node.collapse() else: tree.cursor_line = node.parent.line event.prevent_default()