import test from 'node:test'
import assert from 'node:assert/strict'
import { readSource } from './helpers.ts'
import { parseDuplicateDetail, parseDuplicateDetailPage } from '../src/pages/tasks/duplicate-model.ts'

test('test_task_118_duplicate_detail_normal_primary_path', () => {
  // 正常主路径：详情卡(snake)解析为类型化详情。
  const detail = parseDuplicateDetail({
    asin: 'B0ABC',
    shop_count: 3,
    record_count: 4,
    shop_names: ['A店', 'B店', 'C店'],
    brand: 'X',
    first_date: '2026-01-01',
    occurrences: [
      { asin: 'B0ABC', shop_name: 'A店', country: 'DE', date: '2026-01-01', price: '9.9', brand: 'X' },
      { asin: 'B0ABC', shop_name: 'B店', country: 'DE', date: '2026-01-02', price: '10.1', brand: 'X' },
    ],
  })
  assert.equal(detail.asin, 'B0ABC')
  assert.equal(detail.shopCount, 3)
  assert.deepEqual(detail.shopNames, ['A店', 'B店', 'C店'])
  assert.equal(detail.brand, 'X')
  assert.equal(detail.firstDate, '2026-01-01')
  assert.equal(detail.occurrences.length, 2)
})

test('test_task_118_duplicate_detail_normal_variant_input', () => {
  // 正常变体：详情分页负载解析。
  const page = parseDuplicateDetailPage({
    data: { pending: false, items: [{ asin: 'B0X', shop_count: 2, record_count: 2, shop_names: ['A'], occurrences: [] }], total: 1, page: 1, page_size: 6 },
  })
  assert.equal(page.items.length, 1)
  assert.equal(page.items[0].asin, 'B0X')
  assert.equal(page.pageSize, 6)
})

test('test_task_118_duplicate_detail_repeated_is_idempotent', () => {
  // 正常重复：解析稳定、不改输入。
  const payload = { data: { items: [{ asin: 'A', shop_count: 1, record_count: 1, shop_names: [], occurrences: [] }], total: 1, page: 1, page_size: 6 } }
  assert.deepEqual(parseDuplicateDetailPage(payload), parseDuplicateDetailPage(payload))
})

test('test_task_118_duplicate_detail_boundary_empty_input', () => {
  // 边界空值：pending 空详情列表。
  const page = parseDuplicateDetailPage({ data: { pending: true, items: [], total: 0, page: 1, page_size: 6 } })
  assert.equal(page.pending, true)
  assert.deepEqual(page.items, [])
})

test('test_task_118_duplicate_detail_boundary_single_item', () => {
  // 边界单元素：单详情卡无店名列表。
  const detail = parseDuplicateDetail({ asin: 'S', shop_count: 1, record_count: 1, occurrences: [] })
  assert.ok(detail)
  assert.deepEqual(detail.shopNames, [])
  assert.equal(detail.brand, '')
})

test('test_task_118_duplicate_detail_boundary_limit_or_missing_field', () => {
  // 边界上限/缺字段：缺字段回默认。
  const detail = parseDuplicateDetail({ asin: 'Z' })
  assert.ok(detail)
  assert.equal(detail.shopCount, 0)
  assert.equal(detail.firstDate, '')
})

test('test_task_118_duplicate_detail_invalid_input_rejected', () => {
  // 异常输入：缺 asin 详情视为无效；success=false 抛后端 message。
  assert.equal(parseDuplicateDetail('garbage'), null)
  assert.equal(parseDuplicateDetail({ shop_count: 2 }), null)
  assert.throws(() => parseDuplicateDetailPage({ success: false, message: '无权查看详情' }), /无权查看/)
})

test('test_task_118_duplicate_detail_dependency_failure_returns_actionable_message', () => {
  // 依赖失败/加载走 adapter：GET /duplicate-check-detail。
  const api = readSource('src/pages/tasks/duplicate-api.ts')
  assert.match(api, /\/duplicate-check-detail/)
  assert.match(api, /fetchDuplicateDetail/)
  const model = readSource('src/pages/tasks/duplicate-model.ts')
  assert.equal(/axios|http\./.test(model), false, '详情解析保持纯逻辑')
})