Files
gridpilot.gg/testing/fakes/racing/DemoDriverStats.ts
2025-12-15 18:34:20 +01:00

75 lines
2.2 KiB
TypeScript

/**
* Driver statistics and ranking data used for demo seeding.
* Split out from the legacy DemoData module to keep responsibilities focused.
*/
export interface DriverStats {
driverId: string;
rating: number;
totalRaces: number;
wins: number;
podiums: number;
dnfs: number;
avgFinish: number;
bestFinish: number;
worstFinish: number;
consistency: number;
overallRank: number;
percentile: number;
}
/**
* Create demo driver statistics based on seed data.
* This is deterministic for a given driver ordering so it can be reused
* by any in-memory repository wiring.
*/
export function createDemoDriverStats(drivers: Array<{ id: string }>): Record<string, DriverStats> {
const stats: Record<string, DriverStats> = {};
drivers.forEach((driver, index) => {
const totalRaces = 40 + index * 5;
const wins = Math.max(0, Math.floor(totalRaces * 0.2) - index);
const podiums = Math.max(wins * 2, 0);
const dnfs = Math.max(0, Math.floor(index / 2));
const rating = 1500 + index * 25;
stats[driver.id] = {
driverId: driver.id,
rating,
totalRaces,
wins,
podiums,
dnfs,
avgFinish: 4,
bestFinish: 1,
worstFinish: 20,
consistency: 80,
overallRank: index + 1,
percentile: Math.max(0, 100 - index),
};
});
return stats;
}
/**
* Get league-specific rankings for a driver (demo implementation).
* In production this would be calculated from actual league membership
* and results; here we keep a very small static example for UI wiring.
*/
export function getDemoLeagueRankings(driverId: string, leagueId: string): {
rank: number;
totalDrivers: number;
percentile: number;
} {
// Mock league rankings (in production, calculate from actual league membership)
const mockLeagueRanks: Record<string, Record<string, any>> = {
'league-1': {
'driver-1': { rank: 1, totalDrivers: 12, percentile: 92 },
'driver-2': { rank: 2, totalDrivers: 12, percentile: 84 },
'driver-3': { rank: 4, totalDrivers: 12, percentile: 67 },
'driver-4': { rank: 5, totalDrivers: 12, percentile: 58 },
},
};
return mockLeagueRanks[leagueId]?.[driverId] || { rank: 0, totalDrivers: 0, percentile: 0 };
}