dominicusin · Sep 8, 2026 · Sep 6, 2026 · Sep 6, 2026 · Sep 6, 2026 · Sep 8, 2026
@@ -106,8 +106,24 @@ def cli(verbose: bool, quiet: bool, config: str | None):
     default=False,
     help="Автоматически загружать метаданные пакетов через адаптеры",
 )
+@click.option(
+    "--parallel",
+    "-p",
+    is_flag=True,
+    default=False,
+    help="Параллельная обработка пакетов (многопоточность)",
+)
 def maximize(
-    packages, manager, solver, conflicts, output, weights, depends, explain, metadata
+    packages,
+    manager,
+    solver,
+    conflicts,
+    output,
+    weights,
+    depends,
+    explain,
+    metadata,
+    parallel,
 ):
     """
     Максимизировать множество пакетов.

@@ -2,17 +2,22 @@
 
 from __future__ import annotations
 
+import logging
+
 from textual.app import App, ComposeResult
 from textual.containers import Container, Horizontal, Vertical
 from textual.widgets import Button, Checkbox, Footer, Header, Input, Log, Select, Static
 
+logger = logging.getLogger(__name__)
+
 
 class MaximizerApp(App):
     """Interactive terminal UI for package maximization."""
 
     CSS = """
     Screen {
         layout: vertical;
+        background: $surface;
     }
     #main {
         height: 1fr;
@@ -23,27 +28,68 @@ class MaximizerApp(App):
     #log {
         height: 1fr;
     }
+    .dark-mode {
+        background: $boost;
+        color: $text;
+    }
+    .dark-mode Screen {
+        background: $boost;
+    }
+    .dark-mode #main {
+        background: $surface;
+    }
     """
 
+    def __init__(self, **kwargs) -> None:
+        super().__init__(**kwargs)
+        self._dark_mode = False
+
+    @property
+    def dark_mode(self) -> bool:
+        return self._dark_mode
+
+    def toggle_dark_mode(self) -> None:
+        self._dark_mode = not self._dark_mode
+        if self._dark_mode:
+            self.styles.background = "color: $boost"
+            self.query_one("#main").styles.background = "color: $surface"
+            self.query_one("#log").styles.background = "color: $surface"
+        else:
+            self.styles.background = "color: $surface"
+            self.query_one("#main").styles.background = None
+            self.query_one("#log").styles.background = None
+
     def compose(self) -> ComposeResult:
         yield Header()
         yield Footer()
         with Container(id="main"):
             with Horizontal():
                 yield Input(placeholder="Packages: vim,nano,emacs", id="packages")
                 yield Select(
-                    [("greedy", "greedy"), ("z3", "z3"), ("pulp", "pulp")],
+                    [
+                        ("greedy", "greedy"),
+                        ("z3", "z3"),
+                        ("pulp", "pulp"),
+                        ("ortools", "ortools"),
+                    ],
                     value="greedy",
                     id="solver",
                 )
                 yield Checkbox("Load metadata", id="metadata")
                 yield Button("Run", id="run")
+                yield Button("Dark Mode", id="dark_mode")
             with Vertical(id="results"):
                 yield Static("Results will appear here.", id="result_text")
         with Container(id="log"):
             yield Log(id="log_output")
 
     def on_button_pressed(self, event: Button.Pressed) -> None:
+        if event.button.id == "dark_mode":
+            self.toggle_dark_mode()
+            self.query_one("#dark_mode", Button).label = (
+                "Light Mode" if self._dark_mode else "Dark Mode"
+            )
+            return
         if event.button.id != "run":
             return
         packages_text = self.query_one("#packages", Input).value
@@ -90,6 +136,29 @@ def on_button_pressed(self, event: Button.Pressed) -> None:
         except Exception as exc:  # noqa: BLE001
             log.write_line(f"Error: {exc}")
 
+    def action_toggle_dark_mode(self) -> None:
+        """Toggle dark mode via keyboard shortcut (Ctrl+D)."""
+        self.toggle_dark_mode()
+        logger.info(f"Dark mode: {self._dark_mode}")
+
+    def action_help(self) -> None:
+        """Show help dialog via keyboard shortcut (Ctrl+H)."""
+        from textual.widgets import Footer
+
+        log = self.query_one("#log_output", Log)
+        log.write_line("")
+        log.write_line("=== HELP ===")
+        log.write_line("Ctrl+R  - Run maximization")
+        log.write_line("Ctrl+D  - Toggle dark mode")
+        log.write_line("Ctrl+H  - Show this help")
+        log.write_line("Ctrl+Q  - Quit")
+        log.write_line("===========")
+        log.write_line("")
+
+    def action_quit(self) -> None:
+        """Quit the application via keyboard shortcut (Ctrl+Q)."""
+        self.exit()
+
 
 def run_tui() -> None:
     """Run the Textual TUI."""