53 lines
1.8 KiB
Markdown
53 lines
1.8 KiB
Markdown
# ET-PRE-004: Evaluación de Propuestas
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**ID:** ET-PRE-004 | **Módulo:** MAI-018
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## Proposal Evaluation Service
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```typescript
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@Injectable()
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export class ProposalEvaluationService {
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private readonly WEIGHTS = {
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precio: 0.40,
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calidad: 0.30,
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experiencia: 0.20,
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tiempo: 0.10
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};
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async evaluateProposals(tenderId: string): Promise<EvaluationResult[]> {
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const proposals = await this.proposalRepo.findByTender(tenderId);
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const tender = await this.tenderService.findOne(tenderId);
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const evaluated = proposals.map(p => this.evaluateSingle(p, tender, proposals));
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const sorted = evaluated.sort((a, b) => b.scoreTotal - a.scoreTotal);
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return sorted;
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}
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private evaluateSingle(proposal: Proposal, tender: Tender, all: Proposal[]): EvaluationResult {
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const minPrice = Math.min(...all.map(p => p.montoPropuesto));
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const scorePrecio = (minPrice / proposal.montoPropuesto) * 100;
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const scoreCalidad = proposal.scoreTecnico;
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const scoreExperiencia = await this.getVendorExperience(proposal.vendorId);
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const scoreTiempo = this.evaluateTime(proposal.plazoDias, tender.plazoMaximo);
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const scoreTotal =
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scorePrecio * this.WEIGHTS.precio +
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scoreCalidad * this.WEIGHTS.calidad +
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scoreExperiencia * this.WEIGHTS.experiencia +
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scoreTiempo * this.WEIGHTS.tiempo;
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return { proposalId: proposal.id, scorePrecio, scoreCalidad, scoreExperiencia, scoreTiempo, scoreTotal };
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}
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async selectWinner(tenderId: string, proposalId: string): Promise<void> {
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await this.proposalRepo.update(proposalId, { status: 'winner' });
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await this.tenderRepo.update(tenderId, { status: 'awarded' });
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await this.notifyWinner(proposalId);
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await this.generateContract(proposalId);
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}
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}
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```
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---
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**Generado:** 2025-11-20
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