Files
Modus/services/battery.py
T

252 lines
8.5 KiB
Python

import psutil
from gi.repository import GLib
from pydbus import SystemBus
from fabric.core import Property, Service, Signal
DeviceState = {
0: "UNKNOWN",
1: "CHARGING",
2: "DISCHARGING",
3: "EMPTY",
4: "FULLY_CHARGED",
5: "PENDING_CHARGE",
6: "PENDING_DISCHARGE",
}
class Battery(Service):
@staticmethod
def seconds_to_hours_minutes(seconds):
hours = seconds // 3600
minutes = (seconds % 3600) // 60
return f"{hours}h {minutes}m" if hours else f"{minutes}m"
@staticmethod
def get_battery_icon_level(percentage):
"""Get battery icon level based on percentage"""
if percentage >= 90:
return "100"
elif percentage >= 80:
return "090"
elif percentage >= 70:
return "080"
elif percentage >= 60:
return "070"
elif percentage >= 50:
return "060"
elif percentage >= 40:
return "050"
elif percentage >= 30:
return "040"
elif percentage >= 20:
return "030"
elif percentage >= 10:
return "020"
else:
return "010"
@staticmethod
def get_battery_icon_file(percentage, is_charging, base_path=""):
"""Get battery icon file path"""
level = Battery.get_battery_icon_level(percentage)
suffix = "-charging" if is_charging else ""
return f"{base_path}battery/battery-{level}{suffix}.svg"
@staticmethod
def get_profile_display_name(profile: str) -> str:
"""Get user-friendly display name for power profile"""
profile_names = {
"power-saver": "Power Saver",
"powersave": "Power Saver",
"power_saver": "Power Saver",
"balanced": "Balanced",
"balance": "Balanced",
"performance": "Performance",
"performance-mode": "Performance",
}
return profile_names.get(profile, profile.title())
@Signal
def changed(self) -> None: ...
@Signal
def profile_changed(self, value: str) -> None: ...
@Property(int, "readable")
def percentage(self):
if self._use_psutil_fallback:
if self._psutil_battery:
return int(self._psutil_battery.percent)
return 0
return int(self._battery.Percentage)
@Property(str, "readable")
def temperature(self):
if self._use_psutil_fallback:
return "N/A" # psutil doesn't provide temperature
return (
f"{self._battery.Temperature}°C"
if hasattr(self._battery, "Temperature")
else "N/A"
)
@Property(str, "readable")
def time_to_empty(self):
if self._use_psutil_fallback:
if self._psutil_battery and hasattr(self._psutil_battery, "secsleft"):
return self.seconds_to_hours_minutes(self._psutil_battery.secsleft)
return "N/A"
return self.seconds_to_hours_minutes(getattr(self._battery, "TimeToEmpty", 0))
@Property(str, "readable")
def time_to_full(self):
if self._use_psutil_fallback:
return "N/A" # psutil doesn't provide time to full
return self.seconds_to_hours_minutes(getattr(self._battery, "TimeToFull", 0))
@Property(str, "readable")
def icon_name(self):
if self._use_psutil_fallback:
return "battery" # Generic icon name for psutil fallback
return self._battery.IconName
@Property(str, "readable")
def state(self):
if self._use_psutil_fallback:
if self._psutil_battery:
# psutil returns power_plugged boolean, convert to state
if self._psutil_battery.power_plugged:
if self._psutil_battery.percent >= 100:
return "FULLY_CHARGED"
else:
return "CHARGING"
else:
return "DISCHARGING"
return "UNKNOWN"
return DeviceState.get(self._battery.State, "UNKNOWN")
@Property(str, "readable")
def capacity(self):
if self._use_psutil_fallback:
return "N/A" # psutil doesn't provide capacity info
return f"{int(self._battery.Capacity)}%"
@Property(bool, "readable", default_value=False)
def is_present(self):
if self._use_psutil_fallback:
return self._psutil_battery is not None
return self._battery.IsPresent
@Property(str, "readable")
def power_profile(self):
if hasattr(self, "_profile_proxy") and self._profile_proxy:
try:
return self._profile_proxy.ActiveProfile
except Exception:
return None
return None
@Property(list, "readable")
def available_profiles(self):
if hasattr(self, "_profile_proxy") and self._profile_proxy:
try:
profiles = []
for p in self._profile_proxy.Profiles:
if hasattr(p, "Profile"):
profiles.append(p.Profile)
elif isinstance(p, dict) and "Profile" in p:
profiles.append(p["Profile"])
elif isinstance(p, str):
profiles.append(p)
return profiles
except Exception:
return []
return []
def change_power_profile(self, profile: str) -> bool:
if not hasattr(self, "_profile_proxy") or not self._profile_proxy:
return False
# Get available profiles using the same logic as available_profiles property
available_profiles = []
try:
for p in self._profile_proxy.Profiles:
if hasattr(p, "Profile"):
available_profiles.append(p.Profile)
elif isinstance(p, dict) and "Profile" in p:
available_profiles.append(p["Profile"])
elif isinstance(p, str):
available_profiles.append(p)
except Exception:
return False
if profile not in available_profiles:
return False
try:
self._profile_proxy.ActiveProfile = profile
self.profile_changed.emit(profile)
self.changed.emit()
return True
except Exception:
return False
def __init__(self):
super().__init__()
self._bus = SystemBus()
self._use_psutil_fallback = False
self._psutil_battery = None
self._profile_proxy = None # Initialize to None first
# Battery device
try:
self._battery = self._bus.get(
"org.freedesktop.UPower", "/org/freedesktop/UPower/devices/battery_BAT0"
)
self._battery.onPropertiesChanged = self.handle_battery_change
except Exception:
# Fallback to psutil if UPower is not available
self._use_psutil_fallback = True
try:
self._psutil_battery = psutil.sensors_battery()
if self._psutil_battery is None:
return # No battery found
# Start periodic updates for psutil fallback - increased interval
GLib.timeout_add_seconds(10, self._update_psutil_battery)
except Exception:
return # psutil battery not available either
# PowerProfiles - Initialize after other attributes
try:
self._profile_proxy = self._bus.get(
"net.hadess.PowerProfiles", "/net/hadess/PowerProfiles"
)
# Use onPropertiesChanged for consistency with battery device
self._profile_proxy.onPropertiesChanged = (
lambda _, changed, __: self._handle_profile_props_changed(changed)
)
except Exception:
self._profile_proxy = None
self.changed.emit()
def _update_psutil_battery(self):
"""Update psutil battery data periodically"""
try:
self._psutil_battery = psutil.sensors_battery()
self.changed.emit()
except Exception:
pass # Continue trying
return True # Keep the timeout active
def _handle_profile_props_changed(self, changed):
"""Internal handler for property changes that processes only the changed properties"""
if "ActiveProfile" in changed:
new_profile = changed["ActiveProfile"]
self.profile_changed.emit(new_profile)
self.changed.emit()
def handle_battery_change(self, iface, changed, invalidated):
self.changed.emit()