31 lines
1 KiB
Python
31 lines
1 KiB
Python
from dataclasses import dataclass
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from device.models import Device
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@dataclass
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class EnvironmentalImpact:
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carbon_saved: float = 0.0
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co2_emissions: float = 0.0
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def get_device_environmental_impact(device: Device) -> EnvironmentalImpact:
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avg_watts = 40 # Arbitrary laptop average consumption
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power_on_hours = get_power_on_hours_from(device)
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energy_kwh = (power_on_hours * avg_watts) / 1000
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# CO2 emissions based on global average electricity mix
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co2_per_kwh = 0.475
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co2_emissions = energy_kwh * co2_per_kwh
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return EnvironmentalImpact(co2_emissions=co2_emissions)
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def get_power_on_hours_from(device: Device) -> int:
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storage_components = device.components[9]
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str_time = storage_components.get('time of used', -1)
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uptime_in_hours = convert_str_time_to_hours(str_time)
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return uptime_in_hours
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def convert_str_time_to_hours(time_str: str) -> int:
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multipliers = {'y': 365 * 24, 'd': 24, 'h': 1}
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return sum(int(part[:-1]) * multipliers[part[-1]] for part in time_str.split())
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