46 lines
1.3 KiB
Python
46 lines
1.3 KiB
Python
import time
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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, left_ele, left_free_ele = 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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time_range = f'{time.strftime("%Y-%m-%d %H:%M", time.localtime(times[0] / 1000))} ～ {time.strftime("%Y-%m-%d %H:%M", time.localtime(times[-1] / 1000))}'
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plot_line(
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times=[time.strftime("%H:%M", time.localtime(t / 1000)) for t in times],
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normal_values=left_ele,
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title=f"宿舍电量剩余趋势（{time_range}）",
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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, left_water, left_free_water = 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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time_range = f'{time.strftime("%Y-%m-%d %H:%M", time.localtime(times[0] / 1000))} ～ {time.strftime("%Y-%m-%d %H:%M", time.localtime(times[-1] / 1000))}'
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plot_line(
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times=[time.strftime("%H:%M", time.localtime(t / 1000)) for t in times],
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normal_values=left_water,
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title=f"宿舍水量剩余趋势（{time_range}）",
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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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