src/algorithm/DemographicsPieBySocialGroup.ts

export interface SummaryItemSocial {
  label: string;
  usage: number;
}

export function summarizeSocialGroups(data: any[]): SummaryItemSocial[] {
  const summary: { [key: string]: number } = {};

  data.forEach((item) => {
    const socialGroup = item.social_group;
    const percentage = item.percentage;
    summary[socialGroup] = (summary[socialGroup] || 0) + percentage;
  });

  const summaryArray: SummaryItemSocial[] = [];
  for (const socialGroup in summary) {
    summaryArray.push({
      label: `${socialGroup}`,
      usage: summary[socialGroup],
    });
  }

  return summaryArray;
}