import assert from 'node:assert/strict'
import { readFileSync } from 'node:fs'
import test from 'node:test'

import {
  CONTAINER_CONVERT_ENDPOINT,
  CONTAINER_CONVERT_EXPECTED_ORDERS,
  distinctPhysicalPalletCount,
  groupOrdersByCustomer,
  stableReplay,
  validContainerBatchResult,
  validOrderFact,
  validPdaCandidate,
  zeroDrift,
} from './container-inbound-plan-batch-contract.mjs'

const read = (relativeUrl) => readFileSync(new URL(relativeUrl, import.meta.url), 'utf8')
const scenario = read('phase4-container-inbound-plan-batch.mjs')
const controller = read('../../lastleg-service/src/main/java/com/baiyue/lastleg/inboundplan/controller/InboundPlanController.java')
const service = read('../../lastleg-service/src/main/java/com/baiyue/lastleg/inboundplan/service/InboundPlanService.java')
const openapi = read('../../lastleg-service/src/main/resources/openapi/overseas-business-v1.yaml')
const pda = read('../../lastleg-service/src/main/java/com/baiyue/lastleg/inboundplan/pda/service/ReceivingContainerService.java')
const adminApi = read('../../../apps/admin-web/src/modules/overseas-warehouse/api/lastMileOrders.ts')
const adminView = read('../../../apps/admin-web/src/modules/overseas-warehouse/pages/LastMileOrdersView.vue')

function orders() {
  return Array.from({ length: 15 }, (_, index) => ({
    orderId: String(9_000 + index), customerId: index < 10 ? '101' : '202',
    packageCount: 2, volumeCbm: '1.2500', productQuantity: 20,
    palletCount: 1, volumeWeightKg: '18.750',
    estimatedArrivalAt: '2026-09-01T08:30:00', actualArrivalAt: null, estimatedWarehouseAt: null,
  }))
}

test('semantic contract creates one independent plan per order even for the same customer', () => {
  const source = orders()
  assert.equal(CONTAINER_CONVERT_EXPECTED_ORDERS, 15)
  assert.equal(groupOrdersByCustomer(source).size, 2)
  const result = { plans: source.map((order, index) => ({
    customerId: order.customerId, planNo: `LIP-${index + 1}`, status: 'PENDING_ASSIGNMENT',
    lines: [{ orderId: order.orderId }], pallets: [{}], allocations: [{}],
  })) }
  assert.equal(validContainerBatchResult(result, source), true)
})

test('facts preserve source values and physical pallets are not counted once per SKU', () => {
  const expected = orders()[0]
  assert.equal(validOrderFact({ ...expected }, expected), true)
  assert.equal(validOrderFact({ ...expected, actualArrivalAt: '2026-09-02T08:00:00' }, expected), false)
  assert.equal(distinctPhysicalPalletCount([
    { physicalPalletId: 'P1', sku: 'A' }, { physicalPalletId: 'P1', sku: 'B' }, { physicalPalletId: 'P2', sku: 'A' },
  ]), 2)
})

test('atomic failure, replay and PDA count helpers reject drift', () => {
  const snapshot = { orders: [{ id: '1', status: 'PENDING_ASSIGNMENT' }], plans: [] }
  assert.equal(zeroDrift(snapshot, structuredClone(snapshot)), true)
  assert.equal(stableReplay({ plans: [{ planNo: 'LIP-1' }] }, { plans: [{ planNo: 'LIP-1' }] }), true)
  assert.equal(validPdaCandidate({ containerNo: 'C1', planCount: '2', inboundCodeCount: '15' },
    { containerNo: 'C1', planCount: 2, inboundCodeCount: 15 }), true)
})

test('HTTP scenario freezes normal, invalid, replay, concurrency, partial and PDA evidence', () => {
  assert.equal(CONTAINER_CONVERT_ENDPOINT, '/api/platform/v1/last-leg/inbound-plans/convert')
  for (const marker of ['P0整柜一次转换并逐订单生成独立计划', 'P1任一非法票整柜转换拒绝',
    'P1同键同请求重放', 'P1并发双击A', 'P1部分已转换整柜冲突',
    'P0同柜PDA候选计划数与入仓码数一致', 'P3箱码服务端命中当前柜唯一入仓码']) {
    assert.match(scenario, new RegExp(marker))
  }
  assert.match(scenario, /Promise\.all/)
  assert.match(scenario, /Idempotency-Key/)
  assert.match(scenario, /requestId/)
  assert.match(scenario, /traceId/)
})

test('platform API keeps two long string identifiers and Admin uses the selected row customer', () => {
  const endpoint = openapi.slice(openapi.indexOf(`  ${CONTAINER_CONVERT_ENDPOINT}:`),
    openapi.indexOf('  /api/platform/v1/last-leg/dispatches:', openapi.indexOf(`  ${CONTAINER_CONVERT_ENDPOINT}:`)))
  assert.match(endpoint, /required: \[customerId, orderId\]/)
  assert.match(endpoint, /customerId:\s*\{ type: string/)
  assert.match(endpoint, /orderId:\s*\{ type: string/)
  assert.match(controller, /convertScope\(user, request\.customerId\(\)\)/)
  assert.match(adminApi, /orderId: string[\s\S]{0,80}customerId: string/)
  assert.match(adminView, /selectedRows\.value\.length !== 1/)
  assert.match(adminView, /customerId = typeof selected\.customerId === 'string' \? selected\.customerId\.trim\(\)/)
  assert.match(adminView, /orderId: String\(selected\.id\), customerId/)
})

test('backend batch conversion is one transaction and never merges same-customer orders', () => {
  assert.match(controller, /ApiResponse<[^>]*(?:Batch|List|Container)[^>]*>/)
  assert.match(service, /@Transactional[\s\S]{0,120}(?:convertContainer|convertBatch|convert)/)
  assert.match(service, /(?:List<InboundPlanResponse>|Container.*Response|Batch.*Response)/)
  assert.match(service, /(?:for \([^)]*(?:order|source)|\.map\([^)]*(?:order|source))/)
  assert.doesNotMatch(service, /groupingBy\([^)]*(?:customerId|getCustomerId)/)
  assert.match(service, /(?:partial|部分已转换|already belongs)[\s\S]{0,180}(?:CONFLICT|HttpStatus\.CONFLICT)/i)
})

test('PDA candidate and resolve contracts remain server-owned', () => {
  assert.match(pda, /grouped\.computeIfAbsent\(plan\.getContainerNo\(\)/)
  assert.match(pda, /entry\.getValue\(\)\.size\(\)/)
  assert.match(pda, /totals\.inboundCount\(\)/)
  assert.match(pda, /requireReceivingAvailable\(customerId, containerNo\)/)
  assert.match(pda, /requireCartonRef|requireUnmatchedFbaCartonPrefix/)
})