import assert from "node:assert/strict";
import test from "node:test";

import {
  isRecommendedRectificationCandidate,
  parseRectificationCandidateResult,
} from "../src/lib/rectification-candidate-result.ts";

const camelCaseSnapshot = {
  resultId: "11111111-1111-4111-8111-111111111111",
  candidates: [
    { rank: 1, time: "05:07", relative_support: 34, tied_minute_count: 1 },
    { rank: 2, time: "05:08", relative_support: 33, tied_minute_count: 1 },
    { rank: 3, time: "05:09", relative_support: 33, tied_minute_count: 1 },
  ],
  overallConfidence: "low",
  selectionAllowed: true,
  confirmationAllowed: false,
  representativeTime: null,
  selectedTime: null,
  selectionKind: null,
};

test("parses the camelCase Candidate Snapshot returned by the Case API", () => {
  const result = parseRectificationCandidateResult(camelCaseSnapshot);

  assert.ok(result);
  assert.equal(result.resultId, camelCaseSnapshot.resultId);
  assert.equal(result.candidates[0]?.time, "05:07");
  assert.equal(result.candidates[0]?.relativeSupport, 34);
  assert.equal(result.selectionAllowed, true);
  assert.equal(result.confirmationAllowed, false);
});

test("low-confidence near ties never receive a recommendation badge", () => {
  const result = parseRectificationCandidateResult(camelCaseSnapshot);

  assert.ok(result);
  assert.equal(isRecommendedRectificationCandidate(result, result.candidates[0]!), false);
});

test("only an unselected confirmation-ready representative receives a recommendation badge", () => {
  const result = parseRectificationCandidateResult({
    ...camelCaseSnapshot,
    overallConfidence: "high",
    confirmationAllowed: true,
    representativeTime: "05:07",
  });

  assert.ok(result);
  assert.equal(isRecommendedRectificationCandidate(result, result.candidates[0]!), true);
  assert.equal(isRecommendedRectificationCandidate(result, result.candidates[1]!), false);

  const adopted = { ...result, selectedTime: "05:07" };
  assert.equal(isRecommendedRectificationCandidate(adopted, adopted.candidates[0]!), false);
});