136 lines
4.0 KiB
TypeScript
136 lines
4.0 KiB
TypeScript
import { SkillLevelService, type SkillLevel } from '@core/racing/domain/services/SkillLevelService';
|
|
import type { Logger } from '@core/shared/domain/Logger';
|
|
import { Result } from '@core/shared/domain/Result';
|
|
import type { ApplicationErrorCode } from '@core/shared/errors/ApplicationErrorCode';
|
|
import { Team } from '../../domain/entities/Team';
|
|
import { TeamMembershipRepository } from '../../domain/repositories/TeamMembershipRepository';
|
|
import { TeamRepository } from '../../domain/repositories/TeamRepository';
|
|
|
|
interface DriverStatsAdapter {
|
|
rating: number | null;
|
|
wins: number;
|
|
totalRaces: number;
|
|
}
|
|
|
|
export type GetTeamsLeaderboardInput = {
|
|
leagueId: string;
|
|
seasonId?: string;
|
|
};
|
|
|
|
export interface TeamLeaderboardItem {
|
|
team: Team;
|
|
memberCount: number;
|
|
rating: number | null;
|
|
totalWins: number;
|
|
totalRaces: number;
|
|
performanceLevel: SkillLevel;
|
|
isRecruiting: boolean;
|
|
createdAt: Date;
|
|
}
|
|
|
|
export interface GetTeamsLeaderboardResult {
|
|
items: TeamLeaderboardItem[];
|
|
recruitingCount: number;
|
|
groupsBySkillLevel: Record<SkillLevel, TeamLeaderboardItem[]>;
|
|
topItems: TeamLeaderboardItem[];
|
|
}
|
|
|
|
export type GetTeamsLeaderboardErrorCode = 'LEAGUE_NOT_FOUND' | 'SEASON_NOT_FOUND' | 'REPOSITORY_ERROR';
|
|
|
|
/**
|
|
* Use case: GetTeamsLeaderboardUseCase
|
|
*/
|
|
export class GetTeamsLeaderboardUseCase {
|
|
constructor(
|
|
private readonly teamRepository: TeamRepository,
|
|
private readonly teamMembershipRepository: TeamMembershipRepository,
|
|
private readonly getDriverStats: (driverId: string) => DriverStatsAdapter | null,
|
|
private readonly logger: Logger,
|
|
) {}
|
|
|
|
async execute(
|
|
_input: GetTeamsLeaderboardInput,
|
|
): Promise<Result<GetTeamsLeaderboardResult, ApplicationErrorCode<GetTeamsLeaderboardErrorCode, { message: string }>>> {
|
|
void _input;
|
|
try {
|
|
const allTeams = await this.teamRepository.findAll();
|
|
const items: TeamLeaderboardItem[] = [];
|
|
|
|
await Promise.all(
|
|
allTeams.map(async (team: Team) => {
|
|
const memberships = await this.teamMembershipRepository.getTeamMembers(team.id);
|
|
const memberCount = memberships.length;
|
|
|
|
let ratingSum = 0;
|
|
let ratingCount = 0;
|
|
let totalWins = 0;
|
|
let totalRaces = 0;
|
|
|
|
for (const membership of memberships) {
|
|
const stats = this.getDriverStats(membership.driverId);
|
|
if (!stats) continue;
|
|
|
|
if (typeof stats.rating === 'number') {
|
|
ratingSum += stats.rating;
|
|
ratingCount += 1;
|
|
}
|
|
|
|
totalWins += stats.wins ?? 0;
|
|
totalRaces += stats.totalRaces ?? 0;
|
|
}
|
|
|
|
const averageRating = ratingCount > 0 ? ratingSum / ratingCount : null;
|
|
const performanceLevel = SkillLevelService.getTeamPerformanceLevel(averageRating);
|
|
|
|
items.push({
|
|
team,
|
|
memberCount,
|
|
rating: averageRating,
|
|
totalWins,
|
|
totalRaces,
|
|
performanceLevel,
|
|
isRecruiting: true,
|
|
createdAt: new Date(),
|
|
});
|
|
}),
|
|
);
|
|
|
|
const recruitingCount = items.filter((t) => t.isRecruiting).length;
|
|
|
|
const groupsBySkillLevel: Record<SkillLevel, TeamLeaderboardItem[]> = {
|
|
beginner: [],
|
|
intermediate: [],
|
|
advanced: [],
|
|
pro: [],
|
|
};
|
|
|
|
items.forEach((item) => {
|
|
const level = item.performanceLevel;
|
|
groupsBySkillLevel[level].push(item);
|
|
});
|
|
|
|
const topItems = items
|
|
.slice()
|
|
.sort((a, b) => (b.rating ?? 0) - (a.rating ?? 0))
|
|
.slice(0, 10);
|
|
|
|
const result: GetTeamsLeaderboardResult = {
|
|
items,
|
|
recruitingCount,
|
|
groupsBySkillLevel,
|
|
topItems,
|
|
};
|
|
|
|
return Result.ok(result);
|
|
} catch (err) {
|
|
const error = err as { message?: string } | undefined;
|
|
|
|
this.logger.error('Error retrieving teams leaderboard', err as Error);
|
|
|
|
return Result.err({
|
|
code: 'REPOSITORY_ERROR',
|
|
details: { message: error?.message ?? 'Failed to load teams leaderboard' },
|
|
});
|
|
}
|
|
}
|
|
} |