import test from 'node:test'
import assert from 'node:assert/strict'
import { readSource } from './helpers.ts'
import {
  QUERY_ASIN_COUNTRY_LABELS,
  queryAsinCountryLabel,
  queryAsinDetailSubtitle,
  queryAsinCountryDraftsOf,
  diffQueryAsinCountryChanges,
  type QueryAsinCountryChange,
} from '../src/pages/asin/query-asin-detail-model.ts'
import { toQueryAsinItem } from '../src/pages/asin/query-asin-model.ts'

test('test_task_074_query_asin_detail_subtitle_normal_primary_path', () => {
  // 正常主路径：抽屉副标题 = 分组 / 店铺名。
  const item = toQueryAsinItem({ id: 1, groupName: '华东组', shopName: 'BlueWave' })!
  assert.equal(queryAsinDetailSubtitle(item), '华东组 / BlueWave')
})

test('test_task_074_query_asin_detail_subtitle_normal_variant_input', () => {
  // 正常变体：无分组时仅店铺名；5 国家标签齐全。
  const item = toQueryAsinItem({ id: 2, shopName: 'RedSun' })!
  assert.equal(queryAsinDetailSubtitle(item), 'RedSun')
  assert.deepEqual(QUERY_ASIN_COUNTRY_LABELS, {
    DE: '德国', UK: '英国', FR: '法国', IT: '意大利', ES: '西班牙',
  })
  assert.equal(queryAsinCountryLabel('DE'), '德国')
  assert.equal(queryAsinCountryLabel('FR'), '法国')
})

test('test_task_074_query_asin_detail_drafts_normal_primary', () => {
  // 正常主路径：由行生成 5 国家草稿(trimmed 当前值)。
  const item = toQueryAsinItem({ id: 3, shopName: 'S', asinDe: ' B0DE1 ', asinEs: 'B0ES1' })!
  const drafts = queryAsinCountryDraftsOf(item)
  assert.equal(drafts.length, 5)
  assert.equal(drafts[0].code, 'DE')
  assert.equal(drafts[0].value, 'B0DE1')
  assert.equal(drafts[4].value, 'B0ES1')
  assert.equal(drafts[1].value, '')
})

test('test_task_074_query_asin_detail_diff_normal_no_change', () => {
  // 正常重复：值未变(大小写/空白归一后相等) → 无任何变更。
  const item = toQueryAsinItem({ id: 4, shopName: 'S', asinDe: 'B0DE1' })!
  const changes = diffQueryAsinCountryChanges(item, [
    { code: 'DE', value: '  b0de1 ' },
    { code: 'UK', value: '' },
  ])
  assert.deepEqual(changes, [])
})

test('test_task_074_query_asin_detail_diff_boundary_empty_means_delete', () => {
  // 边界空值：当前有值但草稿留空 → 删除该国家。
  const item = toQueryAsinItem({ id: 5, shopName: 'S', asinUk: 'B0UK1', asinDe: 'B0DE1' })!
  const changes = diffQueryAsinCountryChanges(item, [
    { code: 'UK', value: '' },
    { code: 'DE', value: 'B0DE1' },
  ])
  assert.equal(changes.length, 1)
  assert.equal(changes[0].kind, 'delete')
  assert.equal(changes[0].code, 'UK')
})

test('test_task_074_query_asin_detail_diff_normal_update', () => {
  // 正常主路径：值不同且非空 → update，ASIN 大写归一。
  const item = toQueryAsinItem({ id: 6, shopName: 'S', asinFr: 'B0OLD' })!
  const changes = diffQueryAsinCountryChanges(item, [{ code: 'FR', value: '  b0new1  ' }])
  assert.equal(changes.length, 1)
  assert.equal(changes[0].kind, 'update')
  assert.equal(changes[0].asin, 'B0NEW1')
})

test('test_task_074_query_asin_detail_diff_invalid_input_rejected', () => {
  // 异常输入：草稿含未知国家码被忽略；缺失国家草稿不产生变更(不会误删)。
  const item = toQueryAsinItem({ id: 7, shopName: 'S', asinDe: 'B0DE1' })!
  const changes = diffQueryAsinCountryChanges(item, [
    { code: 'XX', value: 'abc' },
    { code: 'DE', value: 'B0DE1' },
  ])
  assert.deepEqual(changes, [])
})

test('test_task_074_query_asin_detail_diff_boundary_multi', () => {
  // 边界/多变更：同批 update + delete 混合且顺序稳定(按支持国家序)。
  const item = toQueryAsinItem({ id: 8, shopName: 'S', asinDe: 'D', asinIt: 'I', asinEs: 'E' })!
  const changes: QueryAsinCountryChange[] = diffQueryAsinCountryChanges(item, [
    { code: 'IT', value: '' },
    { code: 'DE', value: 'NEWD' },
    { code: 'ES', value: 'E' },
  ])
  assert.equal(changes.length, 2)
  assert.deepEqual(changes.map((c) => `${c.kind}:${c.code}`), ['update:DE', 'delete:IT'])
})

test('test_task_074_query_asin_detail_dependency_failure_returns_actionable_message', () => {
  // 依赖失败/保存走 adapter：PUT/DELETE /query-asins/{id}/countries/{country}，页面不内联。
  const api = readSource('src/pages/asin/query-asin-detail-api.ts')
  assert.match(api, /query-asins/)
  assert.match(api, /countries/)
  assert.match(api, /http\.put/)
  assert.match(api, /http\.delete/)
  assert.match(api, /updateQueryAsinCountryAsin|saveQueryAsinCountry/)
  assert.match(api, /deleteQueryAsinCountryAsin/)
  const mod = readSource('src/pages/asin/query-asin-detail-model.ts')
  assert.equal(/axios|http\./.test(mod), false, '详情抽屉模型保持纯逻辑')
})