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* Practice session types
*
* NOTE: The practice_sessions table has been dropped.
* Session data is now stored in session_plans table.
* These types are kept for backwards compatibility with the dashboard.
*/
/**
* Practice session data - used for dashboard display
*/
export interface PracticeSession {
id: string
playerId: string
phaseId: string
problemsAttempted: number
problemsCorrect: number
/** RAW mean response time (ms). Distortion is preserved and shown alongside the clean substats. */
averageTimeMs: number | null
/** RAW sum of response times (ms). Preserved verbatim; see `cleanTotalTimeMs` for the de-poisoned total. */
totalTimeMs: number | null
skillsUsed: string[]
visualizationMode: boolean
startedAt: Date
completedAt: Date | null
// ---- Timing-integrity display substats (#157; context-free per-session) ----
/** Count of Tier-1 (auto-quarantined) attempts in this session. */
quarantinedTimingCount?: number
/**
* Count of flagged attempts in this session that still NEED adult review —
* resolution-aware (flagged AND not omitted/adjusted/confirmed). Drives the
* session-list "review timings" badge so it disappears once every flag is
* acted on; `quarantinedTimingCount` stays as the raw informational substat.
*/
unresolvedTimingCount?: number
/** Σ effective response time (ms) over non-Tier-1 samples — the de-poisoned total. */
cleanTotalTimeMs?: number | null
/** Count of samples summed into `cleanTotalTimeMs` (its denominator companion). */
timedProblemCount?: number
}
/**
* Helper to calculate accuracy from a session
*/
export function getSessionAccuracy(session: PracticeSession): number {
if (session.problemsAttempted === 0) return 0
return session.problemsCorrect / session.problemsAttempted
}
/**
* Session summary for display
*/
export interface PracticeSessionSummary {
id: string
phaseId: string
problemsAttempted: number
problemsCorrect: number
accuracy: number
averageTimeMs: number | null
totalTimeMs: number | null
visualizationMode: boolean
startedAt: Date
completedAt: Date | null
}
/**
* Convert a session to a summary
*/
export function toSessionSummary(session: PracticeSession): PracticeSessionSummary {
return {
id: session.id,
phaseId: session.phaseId,
problemsAttempted: session.problemsAttempted,
problemsCorrect: session.problemsCorrect,
accuracy: getSessionAccuracy(session),
averageTimeMs: session.averageTimeMs,
totalTimeMs: session.totalTimeMs,
visualizationMode: session.visualizationMode,
startedAt: session.startedAt,
completedAt: session.completedAt,
}
}
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