import { readFile } from 'node:fs/promises'
import { resolve } from 'node:path'

const root = resolve(new URL('..', import.meta.url).pathname)
const load = async (path) => JSON.parse(await readFile(resolve(root, path), 'utf8'))
const [abi, matrix, plan] = await Promise.all([
  load('config/freecad-sketcher-partdesign-abi-contract.json'),
  load('config/compatibility-matrix.json'),
  load('config/freecad-web-exact-parity-plan.json'),
])
const fail = (message) => { throw new Error(`FreeCAD private naming boundary: ${message}`) }

const tasks = plan.programs.flatMap((program) => program.tasks)
const task = tasks.find((entry) => entry.id === 'EX-TSN-02')
if (!task) fail('EX-TSN-02 is missing from the exact parity plan.')
if (abi.privateNamingAbi?.shippedWorkerImplementation !== 'not-linked') fail('the shipped ABI contract must remain not-linked until the production artifact exports verified callbacks.')
if (abi.claim?.exactFreeCadParity !== false) fail('the supported facade contract cannot claim exact FreeCAD parity.')
if (matrix.nativeOcctHistory?.freecadNamingBuild?.status !== 'contract-only') fail('the FreeCAD naming build must remain contract-only before a locked SDK and callback probe exist.')
if (task.status !== 'in_progress') fail(`EX-TSN-02 must remain in_progress, received ${String(task.status)}.`)
if (matrix.systemExactEvaluation?.exact !== false) fail('systemExact must remain false.')
const blockers = matrix.systemExactEvaluation?.blockers ?? []
if (!blockers.includes('shipped Worker lacks the FreeCAD-linked private naming ABI implementation')) fail('systemExact blockers must retain the missing FreeCAD-linked Worker implementation.')
if (!task.exactBlockedBy?.includes('The shipped Worker does not link the FreeCAD private naming implementation for every builder')) fail('EX-TSN-02 must retain its production Worker linkage blocker.')

console.log(JSON.stringify({
  status: 'boundary-pass',
  shippedWorkerImplementation: 'not-linked',
  task: { id: task.id, status: task.status },
  systemExact: matrix.systemExactEvaluation.exact,
  sdkStatus: matrix.nativeOcctHistory.freecadNamingBuild.status,
}, null, 2))