"""Phase 3 KPI evidence report contract constants."""

from __future__ import annotations

from typing import Literal

PREPOST_MEASURE_NAMES = (
    "self_efficacy",
    "skill_proficiency",
    "training_satisfaction",
)
PREPOST_TIMEPOINTS = ("pre", "post")
PHASE3_KPI_METRICS = (
    "embedding_consistency",
    "hallucination_rate",
    "icc",
    "inter_rater_kappa",
    "pilot_completion",
    "self_efficacy_prepost",
    "session_completion",
    "sus",
    "top1",
)
KPI_METRIC_STATUSES = (
    "computed_prepost",
    "design_pending",
)
KpiMetricStatus = Literal["computed_prepost", "design_pending"]
KPI_METRIC_REQUIRED_KEYS = {
    "denominator",
    "method",
    "numerator",
    "pass",
    "source_files",
    "status",
    "threshold",
    "value",
}
PREPOST_CSV_PATH = "02-measures/prepost_measures.csv"
KPI_REPORT_PATH = "02-measures/kpi_report.json"