36 lines
1.4 KiB
Python
36 lines
1.4 KiB
Python
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from datetime import date, timedelta
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from dashboard_data.card_utils import PERSIAN_WEEKDAYS, safe_number
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def build_sensor_comparison_chart(sensor_id: str, context: dict | None = None, ai_bundle: dict | None = None) -> dict:
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history = (context or {}).get("history", [])
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current_sensor = (context or {}).get("sensor")
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current_value = round(safe_number(getattr(current_sensor, "soil_moisture", None), 0))
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recent = list(reversed(history[:7]))
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previous = list(reversed(history[7:14]))
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this_week = [round(safe_number(item.soil_moisture, current_value)) for item in recent]
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last_week = [round(safe_number(item.soil_moisture, current_value - 5)) for item in previous]
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while len(this_week) < 7:
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this_week.append(current_value)
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while len(last_week) < 7:
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last_week.append(max(0, current_value - 5))
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categories = [PERSIAN_WEEKDAYS[(date.today() - timedelta(days=offset)).weekday()] for offset in range(6, -1, -1)]
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avg_this = sum(this_week) / len(this_week)
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avg_last = sum(last_week) / len(last_week)
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delta = round(((avg_this - avg_last) / avg_last) * 100) if avg_last else 0
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return {
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"currentValue": current_value,
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"vsLastWeek": f"{'+' if delta >= 0 else ''}{delta}%",
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"vsLastWeekValue": delta,
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"categories": categories,
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"series": [
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{"name": "امروز", "data": this_week},
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{"name": "هفته قبل", "data": last_week},
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],
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}
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