import assert from 'node:assert/strict'
import test from 'node:test'

import {
  DEADLINE_FAST_TICK_MS,
  DEADLINE_SLOW_TICK_MS,
  resolveDeadlineCountdown,
} from '../src/utils/deadline-countdown.ts'

const now = Date.parse('2026-10-01T06:00:00.000Z')

test('deadline under one minute ticks every second and keeps the seconds label', () => {
  const view = resolveDeadlineCountdown('2026-10-01T06:00:45.000Z', now)
  assert.equal(view.tickMs, DEADLINE_FAST_TICK_MS)
  assert.equal(view.label, '剩余 45 秒')
  assert.equal(view.color, 'orange')
})

test('deadline over one minute ticks every 30 seconds and hides seconds', () => {
  const near = resolveDeadlineCountdown('2026-10-01T06:02:20.000Z', now)
  assert.equal(near.tickMs, DEADLINE_SLOW_TICK_MS)
  assert.equal(near.label, '剩余 2 分')
  assert.equal(near.color, 'orange')

  const far = resolveDeadlineCountdown('2026-10-01T06:12:20.000Z', now)
  assert.equal(far.label, '剩余 12 分')
  assert.equal(far.color, 'blue')
})

test('expired deadline stops the one-second timer', () => {
  const view = resolveDeadlineCountdown('2026-10-01T05:59:00.000Z', now)
  assert.equal(view.label, '已超时')
  assert.equal(view.color, 'red')
  assert.equal(view.tickMs, DEADLINE_SLOW_TICK_MS)
})