feat(ECR-009): Crypto Wyckoff Screener 独立页（D/W/M）

移植 A_Share_DP 引擎；本地缓存与 60s tip；月线由日线 UTC 聚合；不碰主站 analyze/缠论叠层。 Co-authored-by: Cursor <cursoragent@cursor.com>
2026-08-07 15:46:35 +08:00
parent 6c627f009a
commit ec08de098e
34 changed files with 3212 additions and 9 deletions
@@ -0,0 +1,149 @@
+"""Event Engine — active concurrent events via Rule Registry.
+
+Note: `active_events` are rules that fire on the latest bar snapshot,
+NOT a historical SC→AR→ST timeline. Do not present as chronological chain.
+"""
+
+from __future__ import annotations
+
+from crypto_wyckoff.domain_models import EngineResult, WyckoffEvent
+from crypto_wyckoff.rules.registry import rule_registry
+
+# Display order only (not temporal history)
+_DISPLAY_ORDER = [
+    WyckoffEvent.PS.value,
+    WyckoffEvent.SC.value,
+    WyckoffEvent.AR.value,
+    WyckoffEvent.ST.value,
+    WyckoffEvent.SPRING.value,
+    WyckoffEvent.TEST.value,
+    WyckoffEvent.SOS.value,
+    WyckoffEvent.LPS.value,
+    WyckoffEvent.JUMP.value,
+    WyckoffEvent.BACKUP.value,
+    WyckoffEvent.BC.value,
+    WyckoffEvent.UTAD.value,
+    WyckoffEvent.SOW.value,
+    WyckoffEvent.LPSY.value,
+]
+
+# Dominant event: highest confidence wins; ties broken by this priority
+_DOMINANCE_PRIORITY = [
+    WyckoffEvent.SOS.value,
+    WyckoffEvent.LPS.value,
+    WyckoffEvent.UTAD.value,
+    WyckoffEvent.SPRING.value,
+    WyckoffEvent.JUMP.value,
+    WyckoffEvent.BACKUP.value,
+    WyckoffEvent.TEST.value,
+    WyckoffEvent.SC.value,
+    WyckoffEvent.SOW.value,
+    WyckoffEvent.AR.value,
+    WyckoffEvent.ST.value,
+]
+
+
+class EventEngine:
+    name = "Event"
+    version = "1.0.0"
+
+    def run(
+        self,
+        cycle: EngineResult,
+        phase: EngineResult,
+        feature: EngineResult,
+        timeframe: str,
+    ) -> EngineResult:
+        if feature.payload.get("insufficient"):
+            return EngineResult(
+                name=self.name,
+                version=self.version,
+                confidence=20.0,
+                score=30.0,
+                reasons=["特征不足，跳过事件识别"],
+                warnings=["insufficient_features"],
+                payload={
+                    "current_event": WyckoffEvent.NONE.value,
+                    "active_events": [],
+                    "recent_events": [],  # alias for DB/API compat; same as active_events
+                    "timeframe": timeframe,
+                    "entry_score": 30.0,
+                },
+            )
+
+        context = {
+            "features": feature.payload,
+            "cycle": cycle.payload,
+            "phase": phase.payload,
+            "timeframe": timeframe,
+        }
+        hits = []
+        for rule in rule_registry.by_category("event", timeframe):
+            hit = rule.evaluate(context)
+            if hit and hit.event:
+                hits.append(hit)
+
+        if not hits:
+            return EngineResult(
+                name=self.name,
+                version=self.version,
+                confidence=35.0,
+                score=40.0,
+                reasons=["无显著事件"],
+                payload={
+                    "current_event": WyckoffEvent.NONE.value,
+                    "active_events": [],
+                    "recent_events": [],
+                    "timeframe": timeframe,
+                    "entry_score": 40.0,
+                },
+            )
+
+        by_event: dict[str, float] = {}
+        reasons: list[str] = []
+        metrics: dict = {}
+        for h in hits:
+            prev = by_event.get(h.event, -1.0)
+            if h.confidence >= prev:
+                by_event[h.event] = h.confidence
+            reasons.extend(h.reasons)
+            metrics.update(h.metrics)
+
+        active = [e for e in _DISPLAY_ORDER if e in by_event]
+        for e in by_event:
+            if e not in active:
+                active.append(e)
+
+        # Dominant = max confidence; tie-break by dominance priority index
+        def _dom_key(ev: str) -> tuple:
+            conf = by_event[ev]
+            try:
+                prio = _DOMINANCE_PRIORITY.index(ev)
+            except ValueError:
+                prio = 99
+            return (conf, -prio)
+
+        current = max(by_event.keys(), key=_dom_key)
+        event_conf = by_event[current]
+        co_bonus = min(12.0, max(0, len(active) - 1) * 3)
+        entry_score = min(98.0, event_conf + co_bonus)
+        if current == WyckoffEvent.SPRING.value and WyckoffEvent.TEST.value in by_event:
+            entry_score = min(98.0, entry_score + 5)
+
+        return EngineResult(
+            name=self.name,
+            version=self.version,
+            confidence=event_conf,
+            score=entry_score,
+            reasons=list(dict.fromkeys(reasons))[:8],
+            warnings=["active_events_are_concurrent_not_timeline"],
+            metrics=metrics,
+            payload={
+                "current_event": current,
+                "active_events": active,
+                "recent_events": active,  # persisted column name; semantic = active
+                "event_scores": by_event,
+                "timeframe": timeframe,
+                "entry_score": entry_score,
+            },
+        )