import test from 'node:test'
import assert from 'node:assert/strict'
import { readSource } from './helpers.ts'
import { parseDuplicateItemsPage } from '../src/pages/tasks/duplicate-model.ts'
import { toDuplicateItemsQuery } from '../src/pages/tasks/duplicate-filter.ts'

test('test_task_117_duplicate_items_normal_primary_path', () => {
  // 正常主路径：明细筛选序列化与分页负载解析。
  const query = toDuplicateItemsQuery(
    { view: 'monitor', asin: 'B0X', shopName: '店', country: 'DE', site: '', dateFrom: '2026-01-01', dateTo: '2026-01-31' },
    2,
    20,
  )
  assert.equal(query.view, 'monitor')
  assert.equal(query.asin, 'B0X')
  assert.equal(query.shop_name, '店')
  assert.equal(query.country, 'DE')
  assert.equal(query.date_from, '2026-01-01')
  assert.equal(query.page, 2)
  assert.equal(query.page_size, 20)
})

test('test_task_117_duplicate_items_normal_variant_input', () => {
  // 正常变体：明细项含跨店出现记录解析。
  const page = parseDuplicateItemsPage({
    data: {
      pending: false,
      items: [
        { asin: 'B0ABC', shop_count: 2, record_count: 3, occurrences: [
          { asin: 'B0ABC', shop_name: 'A店', group_name: '华东', country_codes: ['DE'], country: 'DE', date: '2026-01-01', price: '9.9', brand: 'X' },
        ] },
      ],
      total: 1,
      page: 1,
      page_size: 20,
    },
  })
  assert.equal(page.items.length, 1)
  const item = page.items[0]
  assert.equal(item.asin, 'B0ABC')
  assert.equal(item.shopCount, 2)
  assert.equal(item.occurrences[0].shopName, 'A店')
  assert.equal(item.occurrences[0].price, '9.9')
})

test('test_task_117_duplicate_items_repeated_is_idempotent', () => {
  // 正常重复：查询序列化稳定。
  const filter = { view: '', asin: 'A', shopName: '', country: '', site: '', dateFrom: '', dateTo: '' }
  assert.deepEqual(toDuplicateItemsQuery(filter, 1, 20), toDuplicateItemsQuery(filter, 1, 20))
})

test('test_task_117_duplicate_items_boundary_empty_input', () => {
  // 边界空值：空筛选回默认分页；pending 空态。
  const page = parseDuplicateItemsPage({ data: { pending: true, items: [], total: 0, page: 1, page_size: 20 } })
  assert.equal(page.pending, true)
  assert.deepEqual(page.items, [])
})

test('test_task_117_duplicate_items_boundary_single_item', () => {
  // 边界单元素：单明细项。
  const page = parseDuplicateItemsPage({ data: { pending: false, items: [{ asin: 'S', shop_count: 1, record_count: 1, occurrences: [] }], total: 1, page: 1, page_size: 20 } })
  assert.equal(page.items[0].asin, 'S')
  assert.deepEqual(page.items[0].occurrences, [])
})

test('test_task_117_duplicate_items_boundary_limit_or_missing_field', () => {
  // 边界上限/缺字段：页大小钳制到上限。
  const query = toDuplicateItemsQuery({ view: '', asin: '', shopName: '', country: '', site: '', dateFrom: '', dateTo: '' }, 1, 999)
  assert.equal(query.page_size, 100)
})

test('test_task_117_duplicate_items_invalid_input_rejected', () => {
  // 异常输入：success=false 抛后端 message。
  assert.throws(() => parseDuplicateItemsPage({ success: false, message: '暂无权限查看' }), /暂无权限/)
})

test('test_task_117_duplicate_items_dependency_failure_returns_actionable_message', () => {
  // 依赖失败/加载走 adapter：GET /duplicate-check-items + 解析。
  const api = readSource('src/pages/tasks/duplicate-api.ts')
  assert.match(api, /\/duplicate-check-items/)
  assert.match(api, /fetchDuplicateItems/)
  const model = readSource('src/pages/tasks/duplicate-model.ts')
  assert.equal(/axios|http\./.test(model), false, '明细解析保持纯逻辑')
})