import type { LabCaseDetail } from '@/types/cases';
import type { CaseToothChartProsthesisRow } from '@/components/ui/lab/CaseToothChartPanel';

export function formatPatientName(patient: { firstName: string; lastName: string }) {
  return `${patient.firstName} ${patient.lastName}`.trim();
}

export function formatCaseDateTime(value: string | null, locale: string) {
  if (!value) return '—';
  return new Intl.DateTimeFormat(locale, {
    dateStyle: 'medium',
    timeStyle: 'short',
  }).format(new Date(value));
}

export function buildCaseProsthesisRows(labCase: LabCaseDetail): CaseToothChartProsthesisRow[] {
  if (labCase.toothProsthesis.length > 0) {
    const byCode = new Map<string, string[]>();
    for (const row of labCase.toothProsthesis) {
      const teeth = byCode.get(row.prosthesisTypeCode) ?? [];
      if (!teeth.includes(row.tooth)) teeth.push(row.tooth);
      byCode.set(row.prosthesisTypeCode, teeth);
    }
    return [...byCode.entries()].map(([prosthesisTypeCode, teeth]) => ({
      prosthesisTypeCode,
      teeth,
    }));
  }
  return labCase.tasksByTooth.map((g) => ({
    prosthesisTypeCode: g.prosthesisTypeCode,
    teeth: g.teeth,
  }));
}

export function latestCaseAttachment(labCase: LabCaseDetail) {
  if (!labCase.attachments.length) return null;
  return [...labCase.attachments].sort(
    (a, b) => new Date(b.createdAt).getTime() - new Date(a.createdAt).getTime(),
  )[0];
}