import assert from 'node:assert/strict'
import { test } from 'node:test'
import { groupCodeRanges, parsePasteTokens, splitPalletCode } from '../src/utils/palletRanges.js'

test('托盘号拆分为前缀与末尾数字，无数字结尾时返回空', () => {
  assert.deepEqual(splitPalletCode(' TP-10501 '), { prefix: 'TP-', digits: '10501', number: 10501 })
  assert.deepEqual(splitPalletCode('PLT-007'), { prefix: 'PLT-', digits: '007', number: 7 })
  assert.equal(splitPalletCode('TP-A'), null)
  assert.equal(splitPalletCode(''), null)
})

test('连续编号合并成段，乱序与重复不影响结果', () => {
  const ranges = groupCodeRanges(['TP-10503', 'TP-10501', 'TP-10502', 'TP-10502', 'TP-10520', 'TP-10521'])
  assert.deepEqual(
    ranges.map(({ label, count }) => [label, count]),
    [['TP-10501 – 10503', 3], ['TP-10520 – 10521', 2]]
  )
})

test('补零位数保持连续，不同前缀与无数字托盘号单独成段', () => {
  const ranges = groupCodeRanges(['PLT-0999', 'PLT-1000', 'A-9', 'A-10', 'B-001', 'TP-X'])
  assert.deepEqual(
    ranges.map(({ label, count }) => [label, count]),
    [['A-9 – 10', 2], ['B-001', 1], ['PLT-0999 – 1000', 2], ['TP-X', 1]]
  )
  // 位数不同且带补零的编号不是同一段
  assert.equal(groupCodeRanges(['C-09', 'C-010']).length, 2)
})

test('粘贴内容按换行、空格与中英文标点切分并去重', () => {
  const result = parsePasteTokens('TP-10501\nTP-10502，TP-10503、TP-10501;TP-10504 TP-10505')
  assert.deepEqual(result.codes, ['TP-10501', 'TP-10502', 'TP-10503', 'TP-10504', 'TP-10505'])
  assert.equal(result.duplicates, 1)
  assert.deepEqual(result.errors, [])
})

test('区间按起始托盘号的前缀与位数展开', () => {
  assert.deepEqual(parsePasteTokens('TP-10512-10514').codes, ['TP-10512', 'TP-10513', 'TP-10514'])
  assert.deepEqual(parsePasteTokens('10512-10513').codes, ['10512', '10513'])
  assert.deepEqual(parsePasteTokens('PLT-008 ~ PLT-010').codes, ['PLT-008', 'PLT-009', 'PLT-010'])
  assert.deepEqual(parsePasteTokens('PLT-008–010').codes, ['PLT-008', 'PLT-009', 'PLT-010'])
})

test('普通带连字符的托盘号不会被误当作区间', () => {
  assert.deepEqual(parsePasteTokens('TP-10501').codes, ['TP-10501'])
  // 右侧不大于左侧时不构成区间
  assert.deepEqual(parsePasteTokens('A1-0001').codes, ['A1-0001'])
})

test('超长区间与无法识别的波浪号区间给出错误且不展开', () => {
  const result = parsePasteTokens('TP-1-300 TP-5~TP-3 TP-9', { rangeLimit: 200 })
  assert.deepEqual(result.codes, ['TP-9'])
  assert.equal(result.errors.length, 2)
  assert.match(result.errors[0].message, /最多 200 个/)
  assert.match(result.errors[1].message, /无法识别/)
})

test('总数超过上限时截断并标记', () => {
  const result = parsePasteTokens('T-1-10', { totalLimit: 4 })
  assert.deepEqual(result.codes, ['T-1', 'T-2', 'T-3', 'T-4'])
  assert.equal(result.truncated, true)
})