37 lines
1.6 KiB
TypeScript
37 lines
1.6 KiB
TypeScript
import { PageQuery } from '@/lib/contracts/page-queries/PageQuery';
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import { Result } from '@/lib/contracts/Result';
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import { DriverRankingsViewDataBuilder } from '@/lib/builders/view-data/DriverRankingsViewDataBuilder';
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import type { DriverRankingsViewData } from '@/lib/view-data/DriverRankingsViewData';
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import { DriverRankingsService } from '@/lib/services/leaderboards/DriverRankingsService';
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import { mapToPresentationError, type PresentationError } from '@/lib/contracts/page-queries/PresentationError';
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/**
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* Driver Rankings page query
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* Returns Result<DriverRankingsViewData, PresentationError>
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* No DI container usage - constructs dependencies explicitly
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*/
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export class DriverRankingsPageQuery implements PageQuery<DriverRankingsViewData, void, PresentationError> {
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async execute(): Promise<Result<DriverRankingsViewData, PresentationError>> {
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// Manual wiring: Service creates its own dependencies
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const service = new DriverRankingsService();
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// Fetch data using service
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const serviceResult = await service.getDriverRankings();
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if (serviceResult.isErr()) {
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// Map domain errors to presentation errors
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return Result.err(mapToPresentationError(serviceResult.getError()));
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}
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// Transform to ViewData using builder
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const apiDto = serviceResult.unwrap();
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const viewData = DriverRankingsViewDataBuilder.build(apiDto.drivers);
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return Result.ok(viewData);
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}
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// Static method to avoid object construction in server code
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static async execute(): Promise<Result<DriverRankingsViewData, PresentationError>> {
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const query = new DriverRankingsPageQuery();
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return query.execute();
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}
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} |