shinkan-jinkendo/backend/planning_exercise_path_builder.py
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Implement Phase C3 Enhancements for Progression Path Suggestion
- Incremented version to 0.8.185, reflecting the implementation of Phase C3 features.
- Introduced the `POST /api/planning/progression-path-suggest` endpoint for generating exercise progression paths.
- Enhanced the ExerciseProgressionGraphPanel with a new ExerciseProgressionPathBuilder for reviewing and saving paths.
- Updated changelog to document the new capabilities in planning AI functionality.
2026-05-23 11:46:25 +02:00

253 lines
8.5 KiB
Python

"""
Planungs-KI Phase C3: Pfad-Vorschläge für Progressionsgraphen.
Ziel-Freitext → iterative Hybrid-Suche (Schritt 1 mit optional LLM-Profil, Folgeschritte deterministisch).
"""
from __future__ import annotations
from typing import Any, Dict, List, Optional, Set, Tuple
from fastapi import HTTPException
from pydantic import BaseModel, Field
from tenant_context import TenantContext, library_content_visibility_sql
from planning_exercise_profiles import PlanningTargetProfile
from planning_exercise_retrieval import run_multistage_planning_retrieval
from planning_exercise_target_pipeline import build_planning_target_with_query_pipeline
from planning_exercise_progression import apply_progression_context_to_pack
from planning_exercise_suggest import (
INTENT_SUGGEST_NEXT,
_enrich_planning_hits_with_variant_meta,
_intent_weights,
_load_skill_ids_for_exercise,
_normalize_query,
resolve_planning_exercise_intent,
)
from routers.training_planning import _has_planning_role
class ProgressionPathSuggestRequest(BaseModel):
query: str = Field(..., min_length=3, max_length=2000)
max_steps: int = Field(default=5, ge=2, le=10)
include_llm_intent: bool = True
progression_graph_id: Optional[int] = Field(default=None, ge=1)
exercise_kind_any: Optional[List[str]] = None
def _pick_next_path_hit(
hits: List[Dict[str, Any]],
used_exercise_ids: Set[int],
) -> Optional[Dict[str, Any]]:
for hit in hits:
eid = int(hit["id"])
if eid in used_exercise_ids:
continue
return hit
return None
def _hit_to_path_step(hit: Dict[str, Any]) -> Dict[str, Any]:
raw_vid = hit.get("suggested_variant_id")
variant_id: Optional[int] = None
if raw_vid is not None:
try:
vid = int(raw_vid)
if vid > 0:
variant_id = vid
except (TypeError, ValueError):
variant_id = None
return {
"exercise_id": int(hit["id"]),
"variant_id": variant_id,
"title": hit.get("title"),
"summary": hit.get("summary"),
"score": hit.get("score"),
"reasons": list(hit.get("reasons") or []),
"variants": hit.get("variants") or [],
"suggested_variant_id": hit.get("suggested_variant_id"),
"suggested_variant_name": hit.get("suggested_variant_name"),
}
def _run_path_step_retrieval(
cur,
*,
tenant: TenantContext,
goal_query: str,
step_index: int,
planned_ids: List[int],
anchor_id: Optional[int],
anchor_variant_id: Optional[int],
progression_graph_id: Optional[int],
include_llm_intent: bool,
exercise_kind_any: Optional[List[str]],
) -> Tuple[List[Dict[str, Any]], PlanningTargetProfile, Dict[str, Any], str]:
pack: Dict[str, Any] = {
"unit_id": None,
"unit": {
"id": None,
"framework_slot_id": None,
"origin_framework_slot_id": None,
},
"unit_title": None,
"group_id": None,
"group_name": None,
"section_order_index": None,
"section_title": None,
"section_guidance_notes": goal_query if step_index == 0 else None,
"planned_exercise_ids": list(planned_ids),
"anchor_exercise_id": anchor_id,
"anchor_title": None,
"anchor_skill_ids": sorted(_load_skill_ids_for_exercise(cur, anchor_id)),
"group_recent_exercise_ids": [],
"context_mode": "progression_path",
"has_planning_reference": bool(planned_ids or anchor_id),
}
pack = apply_progression_context_to_pack(
cur,
tenant,
pack,
explicit_graph_id=progression_graph_id,
anchor_variant_id=anchor_variant_id,
)
if step_index == 0:
heuristic_intent = resolve_planning_exercise_intent(goal_query, "free_search")
step_query = goal_query
else:
heuristic_intent = INTENT_SUGGEST_NEXT
step_query = "nächste sinnvolle übung im pfad"
has_plan_ref = bool(pack.get("has_planning_reference")) or step_index > 0
pipeline_context = {
"unit_title": None,
"group_name": None,
"section_title": pack.get("section_title"),
"section_guidance_notes": pack.get("section_guidance_notes"),
"section_exercise_count": len(planned_ids),
"planned_count": len(planned_ids),
"anchor_title": pack.get("anchor_title"),
"anchor_exercise_id": pack.get("anchor_exercise_id"),
"last_section_exercise_title": None,
"progression_graph_id": pack.get("progression_graph_id"),
"unit_skill_profile": None,
"section_skill_profile": None,
"has_planning_reference": has_plan_ref,
"expectation_mode": "query_only" if step_index == 0 and not planned_ids else "planning_hybrid",
}
target_profile, intent, _scenario, query_intent_summary = build_planning_target_with_query_pipeline(
cur,
unit=pack["unit"],
planned_exercise_ids=pack["planned_exercise_ids"],
section_planned_exercise_ids=[],
anchor_exercise_id=pack.get("anchor_exercise_id"),
query=goal_query if step_index == 0 else step_query,
heuristic_intent=heuristic_intent,
include_llm_intent=include_llm_intent and step_index == 0,
context_summary=pipeline_context,
has_planning_reference=has_plan_ref,
)
weights = _intent_weights(intent)
profile_id = tenant.profile_id
role = tenant.global_role
vis_sql, vis_params = library_content_visibility_sql(
alias="e",
profile_id=profile_id,
role=role,
effective_club_id=tenant.effective_club_id,
)
hits, _skills_by_ex, _full_lib = run_multistage_planning_retrieval(
cur,
vis_sql=vis_sql,
vis_params=vis_params,
query=step_query if step_index > 0 else goal_query,
exercise_kind_any=exercise_kind_any,
target=target_profile,
intent=intent,
intent_weights=weights,
pack=pack,
)
hits = _enrich_planning_hits_with_variant_meta(cur, hits[:32])
return hits, target_profile, query_intent_summary, intent
def suggest_progression_path(
cur,
*,
tenant: TenantContext,
body: ProgressionPathSuggestRequest,
) -> Dict[str, Any]:
role = tenant.global_role
if not _has_planning_role(role):
raise HTTPException(status_code=403, detail="Nur Trainer dürfen Pfad-Vorschläge abrufen")
goal_query = _normalize_query(body.query)
if len(goal_query) < 3:
raise HTTPException(status_code=400, detail="Ziel-Anfrage: mindestens 3 Zeichen")
max_steps = int(body.max_steps)
used: Set[int] = set()
steps: List[Dict[str, Any]] = []
planned_ids: List[int] = []
anchor_id: Optional[int] = None
anchor_variant_id: Optional[int] = None
target_profile: Optional[PlanningTargetProfile] = None
first_intent_summary: Dict[str, Any] = {}
for step_index in range(max_steps):
hits, target_profile, query_intent_summary, _intent = _run_path_step_retrieval(
cur,
tenant=tenant,
goal_query=goal_query,
step_index=step_index,
planned_ids=planned_ids,
anchor_id=anchor_id,
anchor_variant_id=anchor_variant_id,
progression_graph_id=body.progression_graph_id,
include_llm_intent=body.include_llm_intent,
exercise_kind_any=body.exercise_kind_any,
)
if step_index == 0:
first_intent_summary = query_intent_summary
hit = _pick_next_path_hit(hits, used)
if not hit:
break
step = _hit_to_path_step(hit)
steps.append(step)
eid = int(step["exercise_id"])
used.add(eid)
planned_ids.append(eid)
anchor_id = eid
anchor_variant_id = step.get("variant_id")
if len(steps) < 2:
raise HTTPException(
status_code=422,
detail="Zu wenig passende Übungen für einen Pfad (mindestens 2 Schritte). Ziel präzisieren oder max_steps senken.",
)
target_profile_summary = target_profile.to_summary_dict(cur) if target_profile else None
return {
"goal_query": goal_query,
"max_steps_requested": max_steps,
"steps": steps,
"step_count": len(steps),
"target_profile_summary": target_profile_summary,
"query_intent_summary": first_intent_summary,
"progression_graph_id": body.progression_graph_id,
"retrieval_phase": "profile_v1+full_library+path_builder",
}
__all__ = [
"ProgressionPathSuggestRequest",
"suggest_progression_path",
"_pick_next_path_hit",
]