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"""Пороги и классификация отклонений feed_quality."""
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from __future__ import annotations
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from dataclasses import dataclass
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from typing import Any, Dict, List, Optional
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from app.services.feed_quality.settings_store import get_feed_quality_settings
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EVENT_OVERLOAD = "OVERLOAD"
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EVENT_UNDERLOAD = "UNDERLOAD"
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EVENT_LOADING_TIME = "LOADING_TIME"
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EVENT_LOADING_FAST = "LOADING_FAST"
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EVENT_MIX_TIME = "MIX_TIME"
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EVENT_LEFT_IN_MIXER = "LEFT_IN_MIXER"
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TIME_ISSUE_FAST = "fast"
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TIME_ISSUE_SLOW = "slow"
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SEVERITY_INFO = "info"
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SEVERITY_WARNING = "warning"
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SEVERITY_ERROR = "error"
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@dataclass(frozen=True)
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class AlertCandidate:
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event_type: str
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severity: str
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detail: str
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component_name: Optional[str] = None
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group_name: Optional[str] = None
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deviation_kg: Optional[float] = None
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deviation_pct: Optional[float] = None
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cost_deviation_rub: Optional[float] = None
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unloading_report_id: Optional[str] = None
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def deviation_pct(dev_kg: float, target_kg: float) -> Optional[float]:
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if target_kg <= 0:
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return None
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return (dev_kg / target_kg) * 100.0
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def _settings() -> Dict[str, Any]:
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return get_feed_quality_settings()
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def _severity_from_pct(abs_pct: float, *, warning_pct: float, critical_pct: float) -> Optional[str]:
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if abs_pct < warning_pct:
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return None
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if abs_pct >= critical_pct:
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return SEVERITY_ERROR
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return SEVERITY_WARNING
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def _max_severity(a: str, b: str) -> str:
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rank = {SEVERITY_WARNING: 1, SEVERITY_ERROR: 2}
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return a if rank.get(a, 0) >= rank.get(b, 0) else b
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@dataclass(frozen=True)
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class ComponentTimeIssue:
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kind: str
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severity: str
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duration_sec: float
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detail: str
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deviation_sec: float
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def classify_loading_component(
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*,
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component_name: str,
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target_kg: float,
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actual_kg: float,
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price_rub_per_kg: float = 0.0,
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) -> List[AlertCandidate]:
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cfg = _settings().get("loading") or {}
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if not cfg.get("enabled", True):
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return []
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if target_kg <= 0:
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return []
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dev_kg = actual_kg - target_kg
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pct = deviation_pct(dev_kg, target_kg)
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if pct is None:
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return []
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severity = _severity_from_pct(
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abs(pct),
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warning_pct=float(cfg.get("warning_pct", 10.0)),
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critical_pct=float(cfg.get("critical_pct", 15.0)),
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)
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if severity is None:
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return []
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if dev_kg > 0:
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event_type = EVENT_OVERLOAD
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sign = "+"
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else:
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event_type = EVENT_UNDERLOAD
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sign = ""
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cost = max(0.0, dev_kg) * max(0.0, price_rub_per_kg)
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detail = (
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f"Компонент «{component_name}»: план {target_kg:.1f} кг, факт {actual_kg:.1f} кг, "
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f"отклонение {sign}{dev_kg:.1f} кг ({sign}{pct:.1f}%)"
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)
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return [
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AlertCandidate(
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event_type=event_type,
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severity=severity,
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detail=detail,
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component_name=component_name,
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deviation_kg=dev_kg,
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deviation_pct=pct,
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cost_deviation_rub=cost if cost > 0 else None,
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)
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]
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def classify_component_loading_time(
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*,
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component_name: str,
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duration_sec: Optional[float],
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) -> Optional[ComponentTimeIssue]:
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"""Слишком быстро (< min) или слишком долго (> max)."""
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cfg = _settings().get("loading") or {}
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if not cfg.get("enabled", True):
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return None
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if duration_sec is None:
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return None
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duration = float(duration_sec)
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if duration < 0:
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return None
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warn_min = int(cfg.get("warning_min_sec", 3))
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crit_min = int(cfg.get("critical_min_sec", 1))
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warn_max = int(cfg.get("warning_max_sec", 180))
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crit_max = int(cfg.get("critical_max_sec", 600))
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if crit_min > 0 and duration < crit_min:
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return ComponentTimeIssue(
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kind=TIME_ISSUE_FAST,
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severity=SEVERITY_ERROR,
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duration_sec=duration,
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detail=(
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f"загрузка {duration:.1f} с — быстрее критичного порога {crit_min} с"
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),
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deviation_sec=crit_min - duration,
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)
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if warn_min > 0 and duration < warn_min:
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return ComponentTimeIssue(
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kind=TIME_ISSUE_FAST,
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severity=SEVERITY_WARNING,
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duration_sec=duration,
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detail=(
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f"загрузка {duration:.1f} с — быстрее порога предупреждения {warn_min} с"
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),
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deviation_sec=warn_min - duration,
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)
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if crit_max > 0 and duration > crit_max:
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return ComponentTimeIssue(
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kind=TIME_ISSUE_SLOW,
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severity=SEVERITY_ERROR,
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duration_sec=duration,
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detail=(
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f"загрузка {duration:.1f} с — дольше критичного порога {crit_max} с"
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),
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deviation_sec=duration - crit_max,
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)
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if warn_max > 0 and duration > warn_max:
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return ComponentTimeIssue(
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kind=TIME_ISSUE_SLOW,
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severity=SEVERITY_WARNING,
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duration_sec=duration,
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detail=(
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f"загрузка {duration:.1f} с — дольше порога предупреждения {warn_max} с"
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),
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deviation_sec=duration - warn_max,
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)
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return None
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def _standalone_time_alert(
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*,
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component_name: str,
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time_issue: ComponentTimeIssue,
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) -> AlertCandidate:
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event_type = (
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EVENT_LOADING_FAST if time_issue.kind == TIME_ISSUE_FAST else EVENT_LOADING_TIME
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)
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return AlertCandidate(
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event_type=event_type,
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severity=time_issue.severity,
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detail=f"Компонент «{component_name}»: {time_issue.detail}",
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component_name=component_name,
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deviation_kg=time_issue.deviation_sec,
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deviation_pct=None,
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)
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def merge_component_loading_alerts(
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*,
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component_name: str,
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weight_alert: Optional[AlertCandidate],
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time_issue: Optional[ComponentTimeIssue],
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) -> List[AlertCandidate]:
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"""Вес + время — одна карточка; только время — отдельная (быстро или долго)."""
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if weight_alert and time_issue:
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merged_detail = f"{weight_alert.detail}; {time_issue.detail}"
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return [
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AlertCandidate(
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event_type=weight_alert.event_type,
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severity=_max_severity(weight_alert.severity, time_issue.severity),
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detail=merged_detail,
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component_name=component_name,
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deviation_kg=weight_alert.deviation_kg,
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deviation_pct=weight_alert.deviation_pct,
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cost_deviation_rub=weight_alert.cost_deviation_rub,
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)
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]
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if weight_alert:
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return [weight_alert]
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if time_issue:
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return [_standalone_time_alert(component_name=component_name, time_issue=time_issue)]
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return []
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def classify_mix_time(
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*,
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target_sec: Optional[int],
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actual_sec: Optional[int],
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) -> List[AlertCandidate]:
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cfg = _settings().get("mix_time") or {}
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if not cfg.get("enabled", True):
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return []
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if target_sec is None or actual_sec is None:
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return []
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diff = int(actual_sec) - int(target_sec)
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abs_diff = abs(diff)
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warn = int(cfg.get("warning_delta_sec", 30))
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crit = int(cfg.get("critical_delta_sec", 60))
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if abs_diff < warn:
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return []
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severity = SEVERITY_ERROR if abs_diff >= crit else SEVERITY_WARNING
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detail = (
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f"Время смешивания: план {target_sec} с, факт {actual_sec} с (Δ {diff:+d} с)"
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)
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return [
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AlertCandidate(
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event_type=EVENT_MIX_TIME,
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severity=severity,
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detail=detail,
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deviation_kg=float(diff),
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deviation_pct=None,
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)
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]
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def classify_unloading_group(
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*,
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group_name: str,
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target_kg: float,
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unloaded_kg: float,
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) -> List[AlertCandidate]:
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cfg = _settings().get("unloading") or {}
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if not cfg.get("enabled", True):
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return []
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if target_kg <= 0:
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return []
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dev_kg = unloaded_kg - target_kg
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pct = deviation_pct(dev_kg, target_kg)
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if pct is None:
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return []
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severity = _severity_from_pct(
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abs(pct),
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warning_pct=float(cfg.get("warning_pct", 5.0)),
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critical_pct=float(cfg.get("critical_pct", 10.0)),
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)
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if severity is None:
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return []
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if dev_kg > 0:
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event_type = EVENT_OVERLOAD
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sign = "+"
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else:
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event_type = EVENT_UNDERLOAD
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sign = ""
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detail = (
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f"Группа «{group_name}»: план {target_kg:.1f} кг, выгружено {unloaded_kg:.1f} кг, "
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f"отклонение {sign}{dev_kg:.1f} кг ({sign}{pct:.1f}%)"
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)
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return [
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AlertCandidate(
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event_type=event_type,
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severity=severity,
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detail=detail,
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group_name=group_name,
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deviation_kg=dev_kg,
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deviation_pct=pct,
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unloading_report_id=None,
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)
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]
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def classify_left_in_mixer(
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*,
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remaining_kg: float,
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total_kg: float,
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unloading_report_id: Optional[str] = None,
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) -> List[AlertCandidate]:
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cfg = _settings().get("left_in_mixer") or {}
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if not cfg.get("enabled", True):
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return []
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warn_kg = float(cfg.get("warning_min_kg", 5.0))
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warn_pct = float(cfg.get("warning_min_pct", 2.0))
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crit_kg = float(cfg.get("critical_min_kg", 15.0))
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pct_of_total = deviation_pct(remaining_kg, total_kg) if total_kg > 0 else None
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if remaining_kg >= crit_kg:
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severity = SEVERITY_ERROR
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elif remaining_kg >= warn_kg or (
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pct_of_total is not None and pct_of_total >= warn_pct
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):
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severity = SEVERITY_WARNING
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else:
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return []
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pct_text = f" ({pct_of_total:.1f}% от партии)" if pct_of_total is not None else ""
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detail = f"В миксере осталось {remaining_kg:.1f} кг после выгрузки{pct_text}"
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return [
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AlertCandidate(
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event_type=EVENT_LEFT_IN_MIXER,
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severity=severity,
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detail=detail,
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deviation_kg=remaining_kg,
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deviation_pct=pct_of_total,
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unloading_report_id=unloading_report_id,
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)
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]
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def settings_section_for_alert(
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event_type: str, *, component_name: Optional[str], group_name: Optional[str]
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) -> str:
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if event_type == EVENT_MIX_TIME:
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return "mix_time"
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if event_type == EVENT_LEFT_IN_MIXER:
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return "left_in_mixer"
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if group_name and event_type in (EVENT_OVERLOAD, EVENT_UNDERLOAD):
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return "unloading"
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if event_type in (
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EVENT_OVERLOAD,
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EVENT_UNDERLOAD,
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EVENT_LOADING_TIME,
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EVENT_LOADING_FAST,
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):
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return "loading"
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return "loading"
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Reference in New Issue
Block a user