import { Family } from "./Family";

export function checkDataConsistency(families: Family[]): ConsistencyIssue[] {
  return families.flatMap((family) => {
    return checkFamilyDataConsistency(family);
  });
}

export type ConsistencyIssue = {
  issueType: string;
  familyId: string;
};
function checkFamilyDataConsistency(family: Family) {
  const consistencyIssues: ConsistencyIssue[] = [];

  if (family.status === "Résistant.e") {
    if (family.startResistsant === null) {
      consistencyIssues.push({
        familyId: family.title,
        issueType: "Résistant.e without startResistant",
      });
    }
    if (family.endResistant !== null) {
      consistencyIssues.push({
        familyId: family.title,
        issueType: "Résistant.e with endResistant!!",
      });
    }
  } else if (family.status === "Ex résistant·e·s") {
    if (family.startResistsant === null) {
      consistencyIssues.push({
        familyId: family.title,
        issueType: "Ex résistant.e.s without startResistant",
      });
    }
    if (family.endResistant === null) {
      consistencyIssues.push({
        familyId: family.title,
        issueType: "Ex résistant.e.s without endResistant",
      });
    }
    if (family.startResistsant!.getTime() > family.endResistant!.getTime()) {
      consistencyIssues.push({
        familyId: family.title,
        issueType: "startResistsant > endResistant ",
      });
    }
  } else {
    if (family.startResistsant !== null) {
      consistencyIssues.push({
        familyId: family.title,
        issueType: family.status + " with startResistant",
      });
    }
    if (family.endResistant !== null) {
      consistencyIssues.push({
        familyId: family.title,
        issueType: family.status + " with endResistant",
      });
    }
  }
  return consistencyIssues;
}