110 lines
3.4 KiB
Python
110 lines
3.4 KiB
Python
# Copyright (C) 2025 James Brotosky, Brandon Wickline
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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"""
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Policy Selector Screen Module
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Provides a Textual Screen wrapper for the PolicySelector widget that manages
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the policy selection workflow.
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"""
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import logging
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from textual.app import ComposeResult
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from textual.binding import Binding
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from textual.screen import Screen
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from textual.widgets import Footer, Header
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from TUI.Widgets.policyselector import PolicySelector
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logger = logging.getLogger(__name__)
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class PolicySelectorScreen(Screen):
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"""
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A Textual Screen for policy selection in agent move operations.
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This screen wraps the PolicySelector widget and manages the workflow
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of selecting a target policy for bulk agent movements.
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Attributes:
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policies: List of available policies (Policy objects or DataFrame).
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agent_move_operations: Reference to the parent AgentMoveOperations widget.
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"""
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BINDINGS = [
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Binding("escape", "go_back", "Back"),
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Binding("q", "main_menu", "Main Menu"),
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]
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CSS = """
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Screen {
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layout: vertical;
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background: $surface;
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}
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"""
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def __init__(
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self,
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policies,
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agent_move_operations=None,
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):
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"""
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Initialize the PolicySelectorScreen.
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Args:
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policies: List of available policies to display.
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agent_move_operations: Reference to parent AgentMoveOperations widget.
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Used to call back when policy selection is confirmed.
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"""
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super().__init__()
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self.policies = policies
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self.agent_move_operations = agent_move_operations
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def compose(self) -> ComposeResult:
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"""Create the PolicySelector widget."""
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yield Header(show_clock=True)
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yield PolicySelector(self.policies)
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yield Footer()
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def action_go_back(self) -> None:
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"""Handle escape key to go back one screen."""
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self.app.pop_screen()
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def action_main_menu(self) -> None:
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"""Handle q key to go back to main menu."""
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while len(self.app.screen_stack) > 2:
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self.app.pop_screen()
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def on_policy_selector_policy_selected(
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self, message: PolicySelector.PolicySelected
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) -> None:
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"""
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Handle policy selection from the PolicySelector widget.
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When a policy is selected, this handler:
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1. Closes the selector screen
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2. Calls the parent AgentMoveOperations to execute the move
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Args:
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message (PolicySelector.PolicySelected): Contains the selected policy.
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"""
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# Pop this screen to return to AgentMoveOperations
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self.app.pop_screen()
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# Call parent widget's method to execute the move
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if self.agent_move_operations:
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self.agent_move_operations._execute_move_to_policy(message.policy)
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