// src/rules-engine/facts/lead-facts.provider.ts

import type { FactProvider, FactValue } from '../types/fact.types';

export class LeadFactsProvider implements FactProvider {
    name = 'lead';

    async resolveFacts(lead: any): Promise<Record<string, FactValue>> {
        const createdAt = lead.createdAt ? new Date(lead.createdAt).getTime() : Date.now();
        const lastContacted = lead.lastContacted ? new Date(lead.lastContacted).getTime() : null;

        return {
            'lead.source': lead.leadSource ?? lead.source ?? null,
            'lead.status': lead.leadStatus ?? lead.status ?? null,
            'lead.priority': lead.priority ?? 'NORMAL',
            'lead.campaignId': lead.campaignId ?? null,
            'lead.campaignName': lead.campaignName ?? null,
            'lead.interestedService': lead.interestedService ?? null,
            'lead.contactAttempts': lead.contactAttempts ?? 0,
            'lead.ageMinutes': Math.round((Date.now() - createdAt) / 60000),
            'lead.ageDays': Math.round((Date.now() - createdAt) / 86400000),
            'lead.lastContactedMinutes': lastContacted ? Math.round((Date.now() - lastContacted) / 60000) : null,
            'lead.hasPatient': !!lead.patientId,
            'lead.isDuplicate': lead.isDuplicate ?? false,
            'lead.isSpam': lead.isSpam ?? false,
            'lead.spamScore': lead.spamScore ?? 0,
            'lead.leadScore': lead.leadScore ?? 0,
        };
    }
}