AST
This commit is contained in:
nose
585
TUI/modalscreen/workers.py
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585
TUI/modalscreen/workers.py
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"""Workers modal screen for monitoring and managing background tasks."""
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from textual.app import ComposeResult
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from textual.screen import ModalScreen
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from textual.containers import Horizontal, Vertical
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from textual.widgets import Static, Button, DataTable, TextArea
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from textual.binding import Binding
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from textual.message import Message
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import logging
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from typing import Optional, Dict, List, Any
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from pathlib import Path
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import sys
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# Add parent directory to path for imports
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sys.path.insert(0, str(Path(__file__).parent.parent))
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logger = logging.getLogger(__name__)
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class WorkersModal(ModalScreen):
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"""Modal screen for monitoring running and finished workers."""
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BINDINGS = [
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Binding("escape", "cancel", "Cancel"),
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]
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CSS_PATH = "workers.tcss"
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class WorkerUpdated(Message):
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"""Posted when worker list is updated."""
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def __init__(self, workers: List[Dict[str, Any]]) -> None:
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self.workers = workers
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super().__init__()
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class WorkerCancelled(Message):
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"""Posted when user cancels a worker."""
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def __init__(self, worker_id: str) -> None:
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self.worker_id = worker_id
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super().__init__()
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def __init__(self, app_instance=None):
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"""Initialize the workers modal.
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Args:
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app_instance: Reference to the hub app for accessing worker info
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"""
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super().__init__()
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self.app_instance = app_instance
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self.running_table: Optional[DataTable] = None
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self.finished_table: Optional[DataTable] = None
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self.stdout_display: Optional[TextArea] = None
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self.running_workers: List[Dict[str, Any]] = []
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self.finished_workers: List[Dict[str, Any]] = []
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self.selected_worker_id: Optional[str] = None
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self.show_running = False # Start with finished tab
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def compose(self) -> ComposeResult:
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"""Create child widgets for the workers modal."""
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with Vertical(id="workers-container"):
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# Title with toggle buttons
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with Horizontal(id="workers-title-bar"):
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yield Static("Workers Monitor", id="workers-title")
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yield Button("Running", id="toggle-running-btn", variant="primary")
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yield Button("Finished", id="toggle-finished-btn", variant="default")
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# Running tab content (initially hidden)
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with Vertical(id="running-section"):
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self.running_table = DataTable(id="running-table")
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yield self.running_table
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with Horizontal(id="running-controls"):
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yield Button("Refresh", id="running-refresh-btn", variant="primary")
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yield Button("Stop Selected", id="running-stop-btn", variant="warning")
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yield Button("Stop All", id="running-stop-all-btn", variant="error")
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# Finished tab content (initially visible)
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with Vertical(id="finished-section"):
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self.finished_table = DataTable(id="finished-table")
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yield self.finished_table
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with Horizontal(id="finished-controls"):
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yield Button("Refresh", id="finished-refresh-btn", variant="primary")
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yield Button("Clear Selected", id="finished-clear-btn", variant="warning")
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yield Button("Clear All", id="finished-clear-all-btn", variant="error")
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# Shared textarea for displaying worker logs
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with Vertical(id="logs-section"):
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yield Static("Worker Logs:", id="logs-label")
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self.stdout_display = TextArea(id="stdout-display", read_only=True)
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yield self.stdout_display
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with Horizontal(id="workers-buttons"):
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yield Button("Close", id="close-btn", variant="primary")
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def on_mount(self) -> None:
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"""Set up the tables and load worker data."""
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# Set up running workers table
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if self.running_table:
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self.running_table.add_columns(
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"ID",
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"Type",
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"Status",
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"Pipe",
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"Progress",
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"Started",
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"Details"
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)
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self.running_table.zebra_stripes = True
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# Set up finished workers table
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if self.finished_table:
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self.finished_table.add_columns(
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"ID",
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"Type",
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"Result",
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"Pipe",
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"Started",
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"Completed",
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"Duration",
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"Details"
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)
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self.finished_table.zebra_stripes = True
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# Set initial view (show finished by default)
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self._update_view_visibility()
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# Load initial data
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self.refresh_workers()
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# Don't set up periodic refresh - it was causing issues with stdout display
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# Users can click the Refresh button to update manually
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def refresh_workers(self) -> None:
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"""Refresh the workers data from app instance."""
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try:
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if not self.app_instance:
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logger.warning("[workers-modal] No app instance provided")
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return
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# Get running workers from app instance
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# This assumes the app has a get_running_workers() method
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if hasattr(self.app_instance, 'get_running_workers'):
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self.running_workers = self.app_instance.get_running_workers()
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else:
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self.running_workers = []
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# Get finished workers from app instance
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if hasattr(self.app_instance, 'get_finished_workers'):
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self.finished_workers = self.app_instance.get_finished_workers()
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if self.finished_workers:
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logger.info(f"[workers-modal-refresh] Got {len(self.finished_workers)} finished workers from app")
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# Log the keys in the first worker to verify structure
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if isinstance(self.finished_workers[0], dict):
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logger.info(f"[workers-modal-refresh] First worker keys: {list(self.finished_workers[0].keys())}")
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logger.info(f"[workers-modal-refresh] First worker: {self.finished_workers[0]}")
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else:
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logger.warning(f"[workers-modal-refresh] First worker is not a dict: {type(self.finished_workers[0])}")
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else:
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self.finished_workers = []
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# Update tables
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self._update_running_table()
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self._update_finished_table()
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logger.info(f"[workers-modal] Refreshed: {len(self.running_workers)} running, {len(self.finished_workers)} finished")
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except Exception as e:
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logger.error(f"[workers-modal] Error refreshing workers: {e}")
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def _update_view_visibility(self) -> None:
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"""Toggle visibility between running and finished views."""
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try:
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running_section = self.query_one("#running-section", Vertical)
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finished_section = self.query_one("#finished-section", Vertical)
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toggle_running_btn = self.query_one("#toggle-running-btn", Button)
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toggle_finished_btn = self.query_one("#toggle-finished-btn", Button)
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if self.show_running:
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running_section.display = True
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finished_section.display = False
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toggle_running_btn.variant = "primary"
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toggle_finished_btn.variant = "default"
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logger.debug("[workers-modal] Switched to Running view")
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else:
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running_section.display = False
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finished_section.display = True
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toggle_running_btn.variant = "default"
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toggle_finished_btn.variant = "primary"
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logger.debug("[workers-modal] Switched to Finished view")
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except Exception as e:
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logger.error(f"[workers-modal] Error updating view visibility: {e}")
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def _update_running_table(self) -> None:
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"""Update the running workers table."""
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try:
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if not self.running_table:
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logger.error("[workers-modal] Running table not initialized")
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return
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self.running_table.clear()
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if not self.running_workers:
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self.running_table.add_row("---", "---", "---", "---", "---", "---", "No workers running")
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logger.debug(f"[workers-modal] No running workers to display")
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return
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logger.debug(f"[workers-modal] Updating running table with {len(self.running_workers)} workers")
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for idx, worker_info in enumerate(self.running_workers):
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try:
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worker_id = worker_info.get('id', 'unknown')
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worker_type = worker_info.get('type', 'unknown')
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status = worker_info.get('status', 'running')
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progress = worker_info.get('progress', '')
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started = worker_info.get('started', '')
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details = worker_info.get('details', '')
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pipe = worker_info.get('pipe', '')
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# Ensure values are strings
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worker_id = str(worker_id) if worker_id else 'unknown'
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worker_type = str(worker_type) if worker_type else 'unknown'
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status = str(status) if status else 'running'
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progress = str(progress) if progress else '---'
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started = str(started) if started else '---'
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details = str(details) if details else '---'
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pipe_display = self._summarize_pipe(pipe)
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# Truncate long strings
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progress = progress[:20]
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started = started[:19]
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details = details[:30]
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pipe_display = pipe_display[:40]
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self.running_table.add_row(
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worker_id[:8],
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worker_type[:15],
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status[:10],
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pipe_display,
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progress,
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started,
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details
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)
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if idx == 0: # Log first entry
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logger.debug(f"[workers-modal] Added running row {idx}: {worker_id[:8]} {worker_type[:15]} {status}")
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except Exception as row_error:
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logger.error(f"[workers-modal] Error adding running row {idx}: {row_error}", exc_info=True)
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logger.debug(f"[workers-modal] Updated running table with {len(self.running_workers)} workers")
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except Exception as e:
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logger.error(f"[workers-modal] Error updating running table: {e}", exc_info=True)
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def _update_finished_table(self) -> None:
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"""Update the finished workers table."""
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try:
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if not self.finished_table:
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logger.error("[workers-modal] Finished table not initialized")
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return
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self.finished_table.clear()
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if not self.finished_workers:
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self.finished_table.add_row("---", "---", "---", "---", "---", "---", "---", "No finished workers")
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logger.debug(f"[workers-modal] No finished workers to display")
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return
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logger.info(f"[workers-modal-update] STARTING to update finished table with {len(self.finished_workers)} workers")
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added_count = 0
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error_count = 0
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for idx, worker_info in enumerate(self.finished_workers):
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try:
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worker_id = worker_info.get('id', 'unknown')
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worker_type = worker_info.get('type', 'unknown')
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result = worker_info.get('result', 'unknown')
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completed = worker_info.get('completed', '')
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duration = worker_info.get('duration', '')
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details = worker_info.get('details', '')
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pipe = worker_info.get('pipe', '')
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started = worker_info.get('started', '')
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# Ensure values are strings
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worker_id = str(worker_id) if worker_id else 'unknown'
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worker_type = str(worker_type) if worker_type else 'unknown'
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result = str(result) if result else 'unknown'
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completed = str(completed) if completed else '---'
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duration = str(duration) if duration else '---'
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details = str(details) if details else '---'
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started = str(started) if started else '---'
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pipe_display = self._summarize_pipe(pipe)
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# Truncate long strings
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result = result[:15]
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completed = completed[:19]
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started = started[:19]
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duration = duration[:10]
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details = details[:30]
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pipe_display = pipe_display[:40]
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self.finished_table.add_row(
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worker_id[:8],
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worker_type[:15],
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result,
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pipe_display,
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started,
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completed,
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duration,
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details
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)
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added_count += 1
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except Exception as row_error:
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error_count += 1
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logger.error(f"[workers-modal-update] Error adding finished row {idx}: {row_error}", exc_info=True)
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logger.info(f"[workers-modal-update] COMPLETED: Added {added_count}/{len(self.finished_workers)} finished workers (errors: {error_count})")
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logger.debug(f"[workers-modal-update] Finished table row_count after update: {self.finished_table.row_count}")
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except Exception as e:
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logger.error(f"[workers-modal] Error updating finished table: {e}", exc_info=True)
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def on_data_table_row_highlighted(self, event: DataTable.RowHighlighted) -> None:
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"""Handle row highlight in tables - display stdout."""
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try:
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logger.info(f"[workers-modal] Row highlighted, cursor_row: {event.cursor_row}")
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# Get the selected worker from the correct table
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workers_list = None
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if event.control == self.running_table:
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workers_list = self.running_workers
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logger.debug(f"[workers-modal] Highlighted in running table")
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elif event.control == self.finished_table:
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workers_list = self.finished_workers
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logger.debug(f"[workers-modal] Highlighted in finished table, list size: {len(workers_list)}")
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else:
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logger.warning(f"[workers-modal] Unknown table: {event.control}")
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return
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# Get the worker at this row
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if workers_list and 0 <= event.cursor_row < len(workers_list):
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worker = workers_list[event.cursor_row]
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worker_id = worker.get('id', '')
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logger.info(f"[workers-modal] Highlighted worker: {worker_id}")
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if worker_id:
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self.selected_worker_id = worker_id
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# Display the stdout
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self._update_stdout_display(worker_id, worker)
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else:
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logger.warning(f"[workers-modal] Row {event.cursor_row} out of bounds for list of size {len(workers_list) if workers_list else 0}")
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except Exception as e:
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logger.error(f"[workers-modal] Error handling row highlight: {e}", exc_info=True)
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def on_data_table_cell_highlighted(self, event: DataTable.CellHighlighted) -> None:
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"""Handle cell highlight in tables - display stdout (backup for row selection)."""
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try:
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# CellHighlighted has coordinate (row, column) not cursor_row
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cursor_row = event.coordinate.row
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logger.debug(f"[workers-modal] Cell highlighted, row: {cursor_row}, column: {event.coordinate.column}")
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# Get the selected worker from the correct table
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workers_list = None
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if event.data_table == self.running_table:
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workers_list = self.running_workers
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logger.debug(f"[workers-modal] Cell highlighted in running table")
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elif event.data_table == self.finished_table:
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workers_list = self.finished_workers
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logger.debug(f"[workers-modal] Cell highlighted in finished table, list size: {len(workers_list)}")
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else:
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return
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# Get the worker at this row
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if workers_list and 0 <= cursor_row < len(workers_list):
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worker = workers_list[cursor_row]
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worker_id = worker.get('id', '')
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if worker_id and worker_id != self.selected_worker_id:
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logger.info(f"[workers-modal] Cell-highlighted worker: {worker_id}")
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self.selected_worker_id = worker_id
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# Display the stdout
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self._update_stdout_display(worker_id, worker)
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except Exception as e:
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logger.debug(f"[workers-modal] Error handling cell highlight: {e}")
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def _update_stdout_display(self, worker_id: str, worker: Optional[Dict[str, Any]] = None) -> None:
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"""Update the stdout textarea with logs from the selected worker."""
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try:
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if not self.stdout_display:
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logger.error("[workers-modal] stdout_display not initialized")
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return
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logger.debug(f"[workers-modal] Updating stdout display for worker: {worker_id}")
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worker_data = worker or self._locate_worker(worker_id)
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stdout_text = self._resolve_worker_stdout(worker_id, worker_data)
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pipe_text = self._resolve_worker_pipe(worker_id, worker_data)
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events = self._get_worker_events(worker_id)
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timeline_text = self._format_worker_timeline(events)
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sections = []
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if pipe_text:
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sections.append(f"Pipe:\n{pipe_text}")
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if timeline_text:
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sections.append("Timeline:\n" + timeline_text)
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logs_body = (stdout_text or "").strip()
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sections.append("Logs:\n" + (logs_body if logs_body else "(no logs recorded)"))
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combined_text = "\n\n".join(sections)
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logger.debug(f"[workers-modal] Setting textarea to {len(combined_text)} chars (stdout_len={len(stdout_text or '')})")
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self.stdout_display.text = combined_text
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if len(combined_text) > 10:
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try:
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self.stdout_display.cursor_location = (len(combined_text) - 1, 0)
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except Exception:
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pass
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logger.info(f"[workers-modal] Updated stdout display successfully")
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except Exception as e:
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logger.error(f"[workers-modal] Error updating stdout display: {e}", exc_info=True)
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||||
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||||
def _locate_worker(self, worker_id: str) -> Optional[Dict[str, Any]]:
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for worker in self.running_workers or []:
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||||
if isinstance(worker, dict) and worker.get('id') == worker_id:
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||||
return worker
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||||
for worker in self.finished_workers or []:
|
||||
if isinstance(worker, dict) and worker.get('id') == worker_id:
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return worker
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||||
return None
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||||
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def _resolve_worker_stdout(self, worker_id: str, worker: Optional[Dict[str, Any]]) -> str:
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if worker and worker.get('stdout'):
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return worker.get('stdout', '') or ''
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||||
manager = getattr(self.app_instance, 'worker_manager', None)
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||||
if manager:
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||||
try:
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return manager.get_stdout(worker_id) or ''
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||||
except Exception as exc:
|
||||
logger.debug(f"[workers-modal] Could not fetch stdout for {worker_id}: {exc}")
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return ''
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||||
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def _resolve_worker_pipe(self, worker_id: str, worker: Optional[Dict[str, Any]]) -> str:
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if worker and worker.get('pipe'):
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return str(worker.get('pipe'))
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record = self._fetch_worker_record(worker_id)
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||||
if record and record.get('pipe'):
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return str(record.get('pipe'))
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return ''
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||||
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||||
def _fetch_worker_record(self, worker_id: str) -> Optional[Dict[str, Any]]:
|
||||
manager = getattr(self.app_instance, 'worker_manager', None)
|
||||
if not manager:
|
||||
return None
|
||||
try:
|
||||
return manager.get_worker(worker_id)
|
||||
except Exception as exc:
|
||||
logger.debug(f"[workers-modal] Could not fetch worker record {worker_id}: {exc}")
|
||||
return None
|
||||
|
||||
def _get_worker_events(self, worker_id: str, limit: int = 250) -> List[Dict[str, Any]]:
|
||||
manager = getattr(self.app_instance, 'worker_manager', None)
|
||||
if not manager:
|
||||
return []
|
||||
try:
|
||||
return manager.get_worker_events(worker_id, limit=limit)
|
||||
except Exception as exc:
|
||||
logger.debug(f"[workers-modal] Could not fetch worker events {worker_id}: {exc}")
|
||||
return []
|
||||
|
||||
def _format_worker_timeline(self, events: List[Dict[str, Any]]) -> str:
|
||||
if not events:
|
||||
return ""
|
||||
lines: List[str] = []
|
||||
for event in events:
|
||||
timestamp = self._format_event_timestamp(event.get('created_at'))
|
||||
label = (event.get('event_type') or '').upper() or 'EVENT'
|
||||
channel = (event.get('channel') or '').upper()
|
||||
if channel and channel not in label:
|
||||
label = f"{label}/{channel}"
|
||||
step = event.get('step') or ''
|
||||
message = event.get('message') or ''
|
||||
prefix = ''
|
||||
if event.get('event_type') == 'step' and step:
|
||||
prefix = f"{step} :: "
|
||||
elif step and step not in message:
|
||||
prefix = f"{step} :: "
|
||||
formatted_message = self._format_message_block(message)
|
||||
lines.append(f"[{timestamp}] {label}: {prefix}{formatted_message}")
|
||||
return "\n".join(lines)
|
||||
|
||||
def _format_event_timestamp(self, raw_timestamp: Any) -> str:
|
||||
if not raw_timestamp:
|
||||
return "--:--:--"
|
||||
text = str(raw_timestamp)
|
||||
if "T" in text:
|
||||
time_part = text.split("T", 1)[1]
|
||||
elif " " in text:
|
||||
time_part = text.split(" ", 1)[1]
|
||||
else:
|
||||
time_part = text
|
||||
return time_part[:8] if len(time_part) >= 8 else time_part
|
||||
|
||||
def _format_message_block(self, message: str) -> str:
|
||||
clean = (message or '').strip()
|
||||
if not clean:
|
||||
return "(empty)"
|
||||
lines = clean.splitlines()
|
||||
if len(lines) == 1:
|
||||
return lines[0]
|
||||
head, *rest = lines
|
||||
indented = "\n".join(f" {line}" for line in rest)
|
||||
return f"{head}\n{indented}"
|
||||
|
||||
def _summarize_pipe(self, pipe_value: Any, limit: int = 40) -> str:
|
||||
text = str(pipe_value or '').strip()
|
||||
if not text:
|
||||
return "(none)"
|
||||
return text if len(text) <= limit else text[: limit - 3] + '...'
|
||||
|
||||
def on_button_pressed(self, event: Button.Pressed) -> None:
|
||||
"""Handle button presses."""
|
||||
button_id = event.button.id
|
||||
|
||||
try:
|
||||
if button_id == "toggle-running-btn":
|
||||
self.show_running = True
|
||||
self._update_view_visibility()
|
||||
return
|
||||
|
||||
elif button_id == "toggle-finished-btn":
|
||||
self.show_running = False
|
||||
self._update_view_visibility()
|
||||
return
|
||||
|
||||
if button_id == "running-refresh-btn":
|
||||
self.refresh_workers()
|
||||
|
||||
elif button_id == "running-stop-btn":
|
||||
# Stop selected running worker
|
||||
if self.running_table and self.running_table.row_count > 0:
|
||||
try:
|
||||
selected_row = self.running_table.cursor_row
|
||||
if 0 <= selected_row < len(self.running_workers):
|
||||
worker = self.running_workers[selected_row]
|
||||
worker_id = worker.get('id')
|
||||
if self.app_instance and hasattr(self.app_instance, 'stop_worker'):
|
||||
self.app_instance.stop_worker(worker_id)
|
||||
logger.info(f"[workers-modal] Stopped worker: {worker_id}")
|
||||
self.refresh_workers()
|
||||
except Exception as e:
|
||||
logger.error(f"[workers-modal] Error stopping worker: {e}")
|
||||
|
||||
elif button_id == "running-stop-all-btn":
|
||||
# Stop all running workers
|
||||
if self.app_instance and hasattr(self.app_instance, 'stop_all_workers'):
|
||||
self.app_instance.stop_all_workers()
|
||||
logger.info("[workers-modal] Stopped all workers")
|
||||
self.refresh_workers()
|
||||
|
||||
elif button_id == "finished-refresh-btn":
|
||||
self.refresh_workers()
|
||||
|
||||
elif button_id == "finished-clear-btn":
|
||||
# Clear selected finished worker
|
||||
if self.finished_table and self.finished_table.row_count > 0:
|
||||
try:
|
||||
selected_row = self.finished_table.cursor_row
|
||||
if 0 <= selected_row < len(self.finished_workers):
|
||||
worker = self.finished_workers[selected_row]
|
||||
worker_id = worker.get('id')
|
||||
if self.app_instance and hasattr(self.app_instance, 'clear_finished_worker'):
|
||||
self.app_instance.clear_finished_worker(worker_id)
|
||||
logger.info(f"[workers-modal] Cleared worker: {worker_id}")
|
||||
self.refresh_workers()
|
||||
except Exception as e:
|
||||
logger.error(f"[workers-modal] Error clearing worker: {e}")
|
||||
|
||||
elif button_id == "finished-clear-all-btn":
|
||||
# Clear all finished workers
|
||||
if self.app_instance and hasattr(self.app_instance, 'clear_all_finished_workers'):
|
||||
self.app_instance.clear_all_finished_workers()
|
||||
logger.info("[workers-modal] Cleared all finished workers")
|
||||
self.refresh_workers()
|
||||
|
||||
elif button_id == "close-btn":
|
||||
self.dismiss(None)
|
||||
|
||||
except Exception as e:
|
||||
logger.error(f"[workers-modal] Error in on_button_pressed: {e}")
|
||||
|
||||
def action_cancel(self) -> None:
|
||||
"""Action for Escape key - close modal."""
|
||||
self.dismiss(None)
|
||||
Reference in New Issue
Block a user