import test from 'node:test'
import assert from 'node:assert/strict'
import { readSource } from './helpers.ts'
import {
  normalizeImportMode,
  parseDuplicateImportResult,
  toDuplicateExportQuery,
  toDuplicateImportQuery,
} from '../src/pages/tasks/duplicate-import-export.ts'

test('test_task_119_duplicate_import_export_normal_primary_path', () => {
  // 正常主路径：导入结果摘要解析。
  const summary = parseDuplicateImportResult({
    success: true,
    data: { total_rows: 120, asin_count: 45, mode: 'add' },
  })
  assert.equal(summary.totalRows, 120)
  assert.equal(summary.asinCount, 45)
  assert.equal(summary.mode, 'add')
})

test('test_task_119_duplicate_import_export_normal_variant_input', () => {
  // 正常变体：导入参数归一(delete)。
  assert.equal(normalizeImportMode('DEL'), 'delete')
  assert.equal(normalizeImportMode('add'), 'add')
  assert.deepEqual(toDuplicateImportQuery({ mode: 'add', shopName: '店', countryCodes: ['DE', 'UK'] }), {
    mode: 'add',
    shop_name: '店',
    country_codes: 'DE,UK',
  })
})

test('test_task_119_duplicate_import_export_repeated_is_idempotent', () => {
  // 正常重复：导出查询构建稳定、不改输入。
  const filter = { view: 'monitor', asin: 'A', shopName: '', country: 'DE', site: '', dateFrom: '', dateTo: '' }
  assert.deepEqual(toDuplicateExportQuery(filter), toDuplicateExportQuery(filter))
})

test('test_task_119_duplicate_import_export_boundary_empty_input', () => {
  // 边界空值：无模式按 add；空 country 不下发。
  assert.equal(normalizeImportMode(''), 'add')
  const q = toDuplicateImportQuery({ mode: 'x', shopName: '', countryCodes: [] })
  assert.equal(q.mode, 'add')
  assert.equal('country_codes' in q, false)
})

test('test_task_119_duplicate_import_export_boundary_single_item', () => {
  // 边界单元素：单国家导出。
  const query = toDuplicateExportQuery({ view: '', asin: '', shopName: '', country: 'DE', site: '', dateFrom: '', dateTo: '' })
  assert.equal(query.country, 'DE')
})

test('test_task_119_duplicate_import_export_boundary_limit_or_missing_field', () => {
  // 边界上限/缺字段：导入结果缺省字段回 0。
  const summary = parseDuplicateImportResult({ data: {} })
  assert.equal(summary.totalRows, 0)
  assert.equal(summary.asinCount, 0)
})

test('test_task_119_duplicate_import_export_invalid_input_rejected', () => {
  // 异常输入：success=false 抛后端 message。
  assert.throws(() => parseDuplicateImportResult({ success: false, message: '请上传 Excel 文件' }), /请上传 Excel 文件/)
})

test('test_task_119_duplicate_import_export_dependency_failure_returns_actionable_message', () => {
  // 依赖失败/可操作：导入导出纯逻辑；导出走 GET /duplicate-check-export。
  const mod = readSource('src/pages/tasks/duplicate-import-export.ts')
  assert.equal(/axios|http\.|vue/.test(mod), false, '导入导出保持纯逻辑')
  assert.match(mod, /duplicate-check-export/)
})