Files
sims/bar/modules/calendar.py
2025-09-30 00:48:41 +02:00

406 lines
14 KiB
Python

import json
import os
import subprocess
import shutil
from datetime import datetime, date
# Add common binary paths to PATH for user binaries
os.environ['PATH'] = '/run/current-system/sw/bin:/home/' + os.environ.get('USER', 'user') + '/.nix-profile/bin:' + os.environ.get('PATH', '')
from fabric.widgets.box import Box
from fabric.widgets.label import Label
from fabric.widgets.button import Button
from fabric.widgets.image import Image
from fabric.widgets.wayland import WaylandWindow as Window
from loguru import logger
from bar.config import CALENDAR
# Try to import khal as a Python library
try:
from khal.cli.main import main_khal
from khal.settings import get_config
from khal.khalendar import CalendarCollection
KHAL_AVAILABLE = True
logger.info("[Calendar] Using khal as Python library")
except ImportError:
KHAL_AVAILABLE = False
logger.info("[Calendar] khal Python library not available, falling back to subprocess")
class CalendarService:
def __init__(self, update_interval=300000): # 5 minutes default
self.events = []
self.callbacks = []
self._update_interval = update_interval
self._timer_id = None
# Initial load
self.update_events()
# Start periodic updates
self.start_monitoring()
def connect(self, signal_name, callback):
"""Simple callback system to replace signals"""
if signal_name == "events-changed":
self.callbacks.append(callback)
def emit_events_changed(self, events):
"""Emit events changed to all callbacks"""
for callback in self.callbacks:
callback(self, events)
def start_monitoring(self):
"""Start periodic event updates"""
if self._timer_id is None:
from fabric.utils import invoke_repeater
self._timer_id = invoke_repeater(
self._update_interval, self._periodic_update
)
logger.info(
f"[Calendar] Started periodic updates every {self._update_interval/1000/60:.1f} minutes"
)
def stop_monitoring(self):
"""Stop periodic event updates"""
if self._timer_id is not None:
from gi.repository import GLib
GLib.source_remove(self._timer_id)
self._timer_id = None
logger.info("[Calendar] Stopped periodic updates")
def _periodic_update(self):
"""Periodic update callback"""
logger.info("[Calendar] Performing periodic events update")
self.update_events()
return True # Keep the timer running
def get_cached_events(self):
"""Get cached events without triggering update"""
return self.events
def update_events_python_api(self):
"""Fetch today's events using khal Python API"""
try:
# Get khal configuration
config = get_config()
# Create calendar collection
collection = CalendarCollection.from_calendars(
calendars=config['calendars'],
dbpath=config['sqlite']['path'],
locale=config['locale'],
color=config['default']['print_new'],
unicode_symbols=config['default']['unicode_symbols'],
default_calendar=config['default']['default_calendar'],
readonly=True
)
# Get today's events
today = date.today()
events = collection.get_events_on(today)
# Format events to match our expected structure
formatted_events = []
for event in events:
formatted_event = {
'title': str(event.summary),
'start': event.start.strftime('%m-%d %H:%M') if hasattr(event.start, 'strftime') else '',
'end': event.end.strftime('%m-%d %H:%M') if hasattr(event.end, 'strftime') else '',
'location': str(event.location) if event.location else ''
}
formatted_events.append(formatted_event)
# Sort by start time
formatted_events.sort(key=lambda e: e.get('start', ''))
self.events = formatted_events
logger.info(f"[Calendar] Found {len(self.events)} events using Python API")
self.emit_events_changed(self.events)
except Exception as e:
logger.error(f"[Calendar] Error using khal Python API: {e}")
# Fall back to subprocess method
self.update_events_subprocess()
def update_events_subprocess(self):
"""Fetch today's events using khal subprocess (fallback)"""
# Get khal path from config
khal_path = CALENDAR.get("khal_path", "khal")
# Check if khal is available
if not shutil.which(khal_path):
logger.warning(f"[Calendar] khal not found at '{khal_path}'. Please install khal or configure the correct path.")
self.events = []
self.emit_events_changed(self.events)
return
try:
cmd = [
khal_path,
"list",
"--json",
"title",
"--json",
"start",
"--json",
"end",
"--json",
"location",
"today",
]
logger.info(f"[Calendar] Running command: {' '.join(cmd)}")
result = subprocess.run(
cmd,
capture_output=True,
text=True,
check=True,
)
logger.info(f"[Calendar] Command stdout: {result.stdout[:200]}...")
logger.info(f"[Calendar] Command stderr: {result.stderr[:200]}...")
if result.stdout.strip():
lines = result.stdout.strip().split("\n")
all_events = []
for line in lines:
if line.strip():
try:
events = json.loads(line)
all_events.extend(events)
except json.JSONDecodeError:
continue
self.events = all_events
logger.info(f"[Calendar] Found {len(self.events)} events using subprocess")
self.emit_events_changed(self.events)
else:
self.events = []
self.emit_events_changed(self.events)
except subprocess.CalledProcessError as e:
logger.error(f"[Calendar] Failed to fetch events: {e}")
self.events = []
self.emit_events_changed(self.events)
except Exception as e:
logger.error(f"[Calendar] Error processing events: {e}")
self.events = []
self.emit_events_changed(self.events)
def update_events(self):
"""Fetch today's events from khal"""
# Check if calendar is enabled
if not CALENDAR.get("enable", True):
logger.info("[Calendar] Calendar is disabled in config")
self.events = []
self.emit_events_changed(self.events)
return
# Try Python API first, fall back to subprocess
if KHAL_AVAILABLE:
logger.info("[Calendar] Using khal Python API")
self.update_events_python_api()
else:
logger.info("[Calendar] Using khal subprocess")
self.update_events_subprocess()
class CalendarPopup(Window):
def __init__(self, **kwargs):
super().__init__(
name="calendar-popup",
layer="top",
anchor="top right",
margin="10px 10px 0px 0px", # Just a few pixels under the bar
exclusivity="none",
visible=False,
all_visible=False,
**kwargs,
)
# Events container
self.events_box = Box(
name="events-box",
orientation="v",
spacing=6,
style="min-width: 450px; min-height: 200px;",
)
# Add a test label to make sure popup is working
test_label = Label("Calendar Events", name="calendar-title")
container = Box(
orientation="v", spacing=4, children=[test_label, self.events_box]
)
self.children = container
# Set explicit size - much bigger
self.set_size_request(500, 400)
def update_events_display(self, events):
"""Update the events display"""
logger.info(f"[Calendar] Updating popup with {len(events)} events")
# Clear existing children first
self.events_box.children = []
if not events:
logger.info("[Calendar] No events, showing 'no events' message")
no_events_label = Label("No events today", name="no-events")
self.events_box.add(no_events_label)
return
# Check current time for time indicator placement
now = datetime.now()
current_time = now.strftime("%H:%M")
current_time_added = False
for i, event in enumerate(events):
logger.info(f"[Calendar] Processing event {i+1} for display")
title = event.get("title", "No title")
start_time = event.get("start", "").split()[1] if event.get("start") else ""
end_time = event.get("end", "").split()[1] if event.get("end") else ""
location = event.get("location", "")
# Check if we should add current time indicator before this event
if not current_time_added and start_time and start_time > current_time:
self.add_current_time_indicator(current_time)
current_time_added = True
# Format time display
time_str = ""
if start_time and end_time:
time_str = f"{start_time} - {end_time}"
elif start_time:
time_str = start_time
logger.info(f"[Calendar] Creating widget for: {title} ({time_str})")
# Create event item with horizontal layout - time on left, content on right
event_box = Box(
name="event-item",
orientation="h", # Horizontal layout
spacing=12,
style_classes=["event-item"],
)
# Left side: Time display (fixed width for alignment)
time_display = time_str if time_str else "All day"
time_label = Label(
time_display,
name="event-time",
style_classes=["event-time"],
style="min-width: 100px;" # Fixed width for consistent alignment
)
# Right side: Content (title and location)
content_box = Box(
name="event-content",
orientation="v",
spacing=2
)
# Title (no more status prefix)
title_label = Label(
title,
name="event-title",
style_classes=["event-title"],
)
content_box.add(title_label)
if location:
location_label = Label(
f"📍 {location}",
name="event-location",
style_classes=["event-location"],
)
content_box.add(location_label)
# Add time and content to the main event box
event_box.add(time_label)
event_box.add(content_box)
self.events_box.add(event_box)
logger.info(f"[Calendar] Added event widget to events_box")
# Add current time indicator at the end if not added yet
if not current_time_added:
self.add_current_time_indicator(current_time)
# Force refresh the popup display
self.events_box.show_all()
logger.info(f"[Calendar] Finished updating popup")
def add_current_time_indicator(self, current_time):
"""Add a current time indicator to the events list"""
time_indicator = Box(
name="current-time-indicator",
orientation="h",
spacing=8,
style_classes=["current-time-indicator"],
)
# Current time label
time_label = Label(
current_time,
name="current-time-label",
style_classes=["current-time-label"],
style="min-width: 100px; font-weight: bold;"
)
# Line indicator
line_label = Label(
"━━━ NOW",
name="current-time-line",
style_classes=["current-time-line"],
)
time_indicator.add(time_label)
time_indicator.add(line_label)
self.events_box.add(time_indicator)
logger.info(f"[Calendar] Added current time indicator at {current_time}")
class CalendarWidget(Button):
def __init__(self, **kwargs):
super().__init__(
name="calendar-widget",
child=Image(icon_name="x-office-calendar-symbolic", icon_size=16),
on_clicked=self.toggle_events,
**kwargs,
)
self.service = CalendarService()
self.service.connect("events-changed", self.update_events_display)
# Create popup window
self.popup = CalendarPopup()
self.popup_visible = False
logger.info("[Calendar] Calendar widget initialized with popup")
# Initial update
self.update_events_display(self.service, self.service.events)
def toggle_events(self, button=None):
"""Toggle the visibility of the events popup"""
logger.info(f"[Calendar] Button clicked, popup_visible: {self.popup_visible}")
if self.popup_visible:
logger.info("[Calendar] Hiding popup")
self.popup.set_visible(False)
self.popup_visible = False
else:
logger.info("[Calendar] Showing popup")
# Refresh events when opening
self.service.update_events()
self.popup.set_visible(True)
self.popup.show_all()
self.popup_visible = True
def update_events_display(self, service, events):
"""Update the events display in popup"""
self.popup.update_events_display(events)