"""
Registry: Persönliche Referenzwerte (Profil) — Layer 1 reference_values, JSON-Platzhalter 2a.
"""

from placeholder_registry import (
    PlaceholderMetadata,
    MissingValuePolicy,
    OutputType,
    PlaceholderType,
    register_placeholder,
)
from ._evidence import tag_standard_evidence

CAT = "Referenzwerte"
MVP = lambda reason, disp: MissingValuePolicy(
    available=False, value_raw=None, missing_reason=reason, legacy_display=disp
)


def register_profile_reference_values():
    for key, dl_fn, desc, sem in [
        (
            "reference_values_current_json",
            "get_profile_reference_values_current_snapshot",
            "JSON: aktuelle Referenzwerte (jüngster Eintrag pro Typ, Katalog-Reihenfolge)",
            "reference_values.get_profile_reference_values_current_snapshot(profile_id)",
        ),
        (
            "reference_values_recent_json",
            "get_profile_reference_values_recent_snapshot",
            "JSON: Verlauf — bis zu 5 Einträge pro Referenztyp (neueste zuerst), optional Datumsfilter in Layer-1-API",
            "reference_values.get_profile_reference_values_recent_snapshot(profile_id, limit_per_type=5)",
        ),
    ]:
        m = PlaceholderMetadata(
            key=key,
            category=CAT,
            description=desc,
            resolver_module="backend/placeholder_resolver.py",
            resolver_function="_safe_json",
            data_layer_module="backend/data_layer/reference_values.py",
            data_layer_function=dl_fn,
            source_tables=["profile_reference_values", "reference_value_types"],
            semantic_contract=sem,
            business_meaning="Persönliche Referenzkennwerte für KI-Kontext (Messmethode, Vertrauen, Historie)",
            unit="JSON",
            time_window="aktuell bzw. letzte N Einträge pro Typ",
            output_type=OutputType.JSON,
            placeholder_type=PlaceholderType.RAW_DATA,
            format_hint="JSON-String (schema *_v1)",
            example_output='{"count":0,"items":[]}',
            minimum_data_requirements="Keine Pflicht — leere Listen möglich",
            quality_filter_policy=None,
            confidence_logic="Rohdaten aus Erfassung (confidence-Feld pro Eintrag)",
            missing_value_policy=MVP("optional_module", "{}"),
            known_limitations="recent_json: fest 5 pro Typ im Platzhalter; Datumsfilter nur über API/Layer-1-Parameter",
            layer_1_decision="data_layer.reference_values",
            layer_2a_decision="_safe_json + compact_json_payload_for_prompts",
            layer_2b_reuse_possible=True,
            architecture_alignment="Issue 53 / Phase 0c Layer 1",
            issue_53_alignment="Strukturierte L1-Daten für Prompts",
            evidence={},
        )
        tag_standard_evidence(m)
        register_placeholder(m)


register_profile_reference_values()