spb/cancerindex

1import { Section, Note } from '@/components/ui/section';2import { EmptyState } from '@/components/ui/empty-state';3import { Freshness } from '@/components/ui/freshness';4import { Pager } from '@/components/ui/pager';5import { EvidenceTable } from '@/components/data/evidence-table';6import { evidenceForCancer, evidenceForCancerCount, EVIDENCE_PAGE_SIZE } from '@/lib/queries/evidence';7import { loadProvenance } from '@/lib/queries/provenance';8import { fmtInt } from '@/lib/format';9import { pageInfo } from '@/lib/pagination';10import type { CancerBundle } from '../load';1112export async function EvidenceTab({ b, evPage = 1 }: { b: CancerBundle; evPage?: number }) {13  const total = await evidenceForCancerCount(b.descendants);14  if (total === 0) {15    return (16      <Section id="evidence" kicker="Variants & evidence" title="Curated clinical evidence by variant and therapy">17        <EmptyState knows={[{ label: 'Genomics tab', href: `/cancer/${b.cancer.slug}/genomics` }, { label: 'Drugs tab', href: `/cancer/${b.cancer.slug}/drugs` }]}>18          No curated evidence item maps to this entity or its descendants. Evidence comes from CIViC and is displayed with its native level (A–E), direction (supports / does not support) and significance — never collapsed to a verdict.19        </EmptyState>20      </Section>21    );22  }23  const info = pageInfo(evPage, EVIDENCE_PAGE_SIZE, total);24  const items = await evidenceForCancer(b.descendants, { page: info.page, pageSize: info.pageSize });25  const prov = await loadProvenance(items.map((e) => e.provenance_id));26  const descendantItems = items.filter((e) => e.cancer_id !== b.cancer.id).length;27  const latest = items.reduce<Date | string | null>((m, e) => (m == null || String(e.updated_at) > String(m) ? e.updated_at : m), null);28  const hrefFor = (p: number) => `/cancer/${b.cancer.slug}/evidence${p > 1 ? `?evPage=${p}` : ''}`;29  return (30    <div className="space-y-6">31      <Section id="evidence" kicker="Variants & evidence" title="Curated clinical evidence by variant and therapy" description={`${fmtInt(total)} evidence items mapped to this entity or its descendants, grouped by molecular profile, then therapy. ${EVIDENCE_PAGE_SIZE} items per page.`}>32        <EvidenceTable33          items={items}34          prov={prov}35          showCancer={descendantItems > 0}36          summary={37            <>38              Showing {fmtInt(info.from)}–{fmtInt(info.to)} of {fmtInt(total)} evidence items39              {descendantItems ? ` (${fmtInt(descendantItems)} on this page mapped to a descendant entity)` : ''}40            </>41          }42        />43        <Pager total={total} pageSize={info.pageSize} page={info.page} hrefFor={hrefFor} label="Evidence pages" noun="evidence items" />44        <Freshness dataUpdatedAt={latest} extra="source: civic (CC0)" />45      </Section>46      <Note tone="warn">Evidence levels, directions and ratings are those assigned by CIViC curators. "Submitted" items have not completed curation review. This is not treatment guidance.</Note>47    </div>48  );49}50