41 lines
791 B
Python
41 lines
791 B
Python
from services.statistics import get_ammeter_left_ele, get_water_left
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from services.plot import plot_line
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async def render_ammeter_chart():
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times, values = await get_ammeter_left_ele(limit=24)
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if not times:
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return None
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out = "data/ammeter.png"
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plot_line(
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times=times,
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values=values,
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title="宿舍电量剩余趋势",
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ylabel="剩余电量（度）",
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out_path=out,
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)
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return out
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async def render_water_chart():
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times, values = await get_water_left(limit=24)
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if not times:
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return None
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out = "data/water.png"
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plot_line(
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times=times,
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values=values,
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title="宿舍水量剩余趋势",
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ylabel="剩余水量（吨）",
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out_path=out,
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)
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return out
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