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

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

const CANDIDATE_ID = "88888888-8888-4888-8888-888888888881";
const SECOND_CANDIDATE_ID = "88888888-8888-4888-8888-888888888882";
const THIRD_CANDIDATE_ID = "88888888-8888-4888-8888-888888888883";

const camelCaseSnapshot = {
  resultId: "11111111-1111-4111-8111-111111111111",
  candidates: [
    { candidateId: CANDIDATE_ID, rank: 1, time: "05:07", relativeSupport: 34, tiedMinuteCount: 1 },
    { candidateId: SECOND_CANDIDATE_ID, rank: 2, time: "05:08", relativeSupport: 33, tiedMinuteCount: 1 },
    { candidateId: THIRD_CANDIDATE_ID, rank: 3, time: "05:09", relativeSupport: 33, tiedMinuteCount: 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]?.candidateId, CANDIDATE_ID);
  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);
});


test("fails closed instead of treating an HH:MM display value as a candidate id", () => {
  const result = parseRectificationCandidateResult({
    ...camelCaseSnapshot,
    candidates: [{
      ...camelCaseSnapshot.candidates[0],
      candidateId: "05:07",
    }],
  });

  assert.equal(result, null);
});