import { test } from 'node:test';
import assert from 'node:assert/strict';
import { classify, hrefFor, ign, ignFromWei, shortHash, hashrate, rel, int, utc } from './explorer.mjs';

const H = '2622db7698c6825b370bbffba03ea11bba250792040296971d2b790a954203ee';

test('classify: a block hash with or without 0x, any case', () => {
  assert.deepEqual(classify(H), { type: 'hash', value: H });
  assert.deepEqual(classify('0x' + H.toUpperCase()), { type: 'hash', value: H });
  assert.deepEqual(classify('  ' + H + '\n'), { type: 'hash', value: H });
});
test('classify: an EVM address and a bech32 address', () => {
  assert.deepEqual(classify('0x37B55C8531053a5cef7fe1f19ba67012719773f9'), { type: 'address', value: '0x37b55c8531053a5cef7fe1f19ba67012719773f9', kind: 'evm' });
  const b = 'igneumdev:qr4yfyf9mzn643fj8faksflmxur0wxgtmpg8y7fa6qkm8pcjh3ngzqedfx47e';
  assert.deepEqual(classify(b), { type: 'address', value: b, kind: 'utxo' });
  assert.equal(classify('igneum:qr4yfyf9mzn643fj8faksflmxur0wxgtmpg8y7fa6qkm8pcjh3ngzqedfx47e').kind, 'utxo');
});
test('classify: digits are a height, the rest is nothing', () => {
  assert.deepEqual(classify('81263'), { type: 'height', value: 81263 });
  assert.equal(classify('0x1234').type, 'none');
  assert.equal(classify('').type, 'none');
  assert.equal(classify('hello').type, 'none');
  assert.equal(classify('0x' + 'a'.repeat(63)).type, 'none');
  assert.equal(classify('1'.repeat(13)).type, 'none');
});
test('hrefFor routes hash, height and address', () => {
  assert.equal(hrefFor(classify(H)), '/block/' + H);
  assert.equal(hrefFor(classify('12')), '/block/12');
  assert.equal(hrefFor(classify('0x37b55c8531053a5cef7fe1f19ba67012719773f9')), '/address/0x37b55c8531053a5cef7fe1f19ba67012719773f9');
  assert.equal(hrefFor(classify('nope')), null);
});
test('ign formats sompi, trims zeros, keeps places', () => {
  assert.equal(ign('454485299'), '4.5448');
  assert.equal(ign('454485299', 8), '4.54485299');
  assert.equal(ign(100000000n), '1');
  assert.equal(ign('123456789012345678', 2), '1,234,567,890.12');
  assert.equal(ign(null), 'n/a');
  assert.equal(ign('x'), 'n/a');
});
test('ignFromWei formats wei', () => {
  assert.equal(ignFromWei('0x3275f7e5ad621000'), '3.636');
  assert.equal(ignFromWei('3636084840000000000', 9), '3.63608484');
  assert.equal(ignFromWei(0), '0');
});
test('shortHash, hashrate, rel, int, utc', () => {
  assert.equal(shortHash(H), '2622db76…4203ee');
  assert.equal(shortHash('abc'), 'abc');
  assert.equal(hashrate(27759288), '27.8 MH/s');
  assert.equal(hashrate(999), '999 H/s');
  assert.equal(hashrate(null), 'n/a');
  assert.equal(rel(12_400), '12 s ago');
  assert.equal(rel(3 * 60_000), '3 min ago');
  assert.equal(rel(125 * 60_000), '2 h 5 min ago');
  assert.equal(rel(49 * 3_600_000), '2 d ago');
  assert.equal(int(1234567.4), '1,234,567');
  assert.equal(utc(1791227608731), '2026-10-05 19:13:28 UTC');
  assert.equal(utc(null), 'n/a');
});