import assert from 'node:assert/strict'
import test from 'node:test'
import { readFile } from 'node:fs/promises'
import { createRequire } from 'node:module'
const requireWeb = createRequire(new URL('../../unreal_tran_web/package.json', import.meta.url))
const requirePrototype = createRequire(new URL('../../unreal_tran/package.json', import.meta.url))
const { Window } = requirePrototype('happy-dom')
const ts = requireWeb('typescript')
const web = new URL('../../unreal_tran_web/src/', import.meta.url)
const dataModule = source => `data:text/javascript;base64,${Buffer.from(source).toString('base64')}`
async function compile(file, replacements = {}) {
  let source = await readFile(new URL(file, web), 'utf8')
  for (const [from, to] of Object.entries(replacements)) source = source.replaceAll(from, to)
  return dataModule(ts.transpileModule(source, { compilerOptions: { module: ts.ModuleKind.ESNext, target: ts.ScriptTarget.ES2022 } }).outputText)
}
const { canUsePermission } = await import(await compile('config/roles.ts'))
const { contentPermission, contentReviewPermission } = await import(await compile('utils/contentPermissions.ts'))
test('content abilities use exact grants independently of teacher/admin/custom role names', () => {
  for (const code of ['admin', 'teacher', 'custom-author', 'student']) {
    assert.equal(canUsePermission('content.model.update', ['content.model.update'], [{ code, enabled: true, active: true }], 'SINGLE_ACTIVE'), true)
    assert.equal(canUsePermission('content.scene.update', ['content.model.update'], [{ code, enabled: true, active: true }], 'UNION'), false)
    assert.equal(canUsePermission('content.model.update', ['content.update'], [{ code, enabled: true, active: true }], 'UNION'), false)
  }
})
test('copy, delete, review, revoke and submit retain separate action grants', () => {
  assert.equal(contentPermission('GUIDE', 'create'), 'content.ofd.create')
  assert.equal(contentPermission('TRAINING', 'delete'), 'content.training.delete')
  for (const action of ['APPROVE', 'REJECT']) assert.equal(contentReviewPermission('GUIDE', action), 'content.ofd.review')
  assert.equal(contentReviewPermission('GUIDE', 'REVOKE'), 'content.ofd.publish')
  for (const action of ['SUBMIT', 'WITHDRAW', 'REVISE']) assert.equal(contentReviewPermission('GUIDE', action), 'content.ofd.update')
})

const authUrl = dataModule(`export const auth = { profile: { userId: 'reader', displayName: 'Actual user', permissions: [] }, activeRole: { code: 'admin' }, availableRoles: [], hasEffectiveRole: () => false, hasPermission(permission) { return this.profile.permissions.includes(permission) } }; export const useAuthStore = () => auth;`)
const { auth } = await import(authUrl)
const storageUrl = await compile('features/legacy-shared/scopedStorage.ts')
const guideRuntime = await import(await compile('features/guide-legacy/runtime.ts', {
  './demo-src/asset-store.js': new URL('features/guide-legacy/demo-src/asset-store.js', web).href,
  './demo-src/content-list-store.js': new URL('features/guide-legacy/demo-src/content-list-store.js', web).href,
  '../legacy-shared/scopedStorage': storageUrl,
  '../../stores/auth': authUrl,
}))
test('OFD runtime uses the real session and rejects local create/update/delete without exact grants', async () => {
  const { createInitialOFDState } = await import(new URL('features/guide-legacy/demo-src/ofd-document.js', web))
  const context = guideRuntime.legacyGuideRuntimeContext()
  assert.equal(context.actor.id, 'reader')
  assert.equal(context.readOnly, true)
  assert.equal(context.can('content.create'), false)
  assert.equal(context.storage.length, 0, 'read-only initialization must not seed projects')
  assert.throws(() => context.contentStore.createOFDProject({ title: 'Denied' }), /权限/)
  auth.profile.permissions = ['content.ofd.create']
  const initial = createInitialOFDState()
  initial.project.name = 'Full initial payload'
  const created = context.contentStore.createOFDProject({ title: 'Created only', state: initial })
  assert.ok(created.id)
  assert.equal(created.author, 'Actual user')
  assert.throws(() => context.contentStore.saveOFDProjectState(created.id, created.state), /权限/)
  assert.throws(() => context.contentStore.deleteOFDProject(created.id), /权限/)
  auth.profile.permissions = ['content.ofd.delete']
  assert.equal(context.contentStore.deleteOFDProject(created.id), true)
})
const { canPerformOFDAction, createInitialOFDState } = await import(new URL('features/guide-legacy/demo-src/ofd-document.js', web))
test('OFD lifecycle does not treat admin/teacher identity as a publish grant', () => {
  const state = createInitialOFDState()
  for (const role of ['admin', 'teacher']) assert.equal(canPerformOFDAction(state, 'publish', { role, permissions: [] }), false)
  assert.equal(canPerformOFDAction(state, 'publish', { role: 'custom', permissions: ['content.ofd.publish'] }), true)
  assert.equal(canPerformOFDAction(state, 'publish', { role: 'custom', permissions: ['content.ofd.update'] }), false)
})

const { installLegacyModelPermissions } = await import(await compile('features/editors/model/legacy-iframe-permissions.ts'))
function modelFixture({ update = false, publish = false, create = false, createNew, document } = {}) {
  const calls = []
  const editor = {
    apiEditorHydrated: true, apiState: 'ready', apiSession: { project: { id: 'test', version: 7 }, lastSavedFingerprint: '' },
    saveProject: async () => { calls.push('save'); return {} },
    newProject: async () => { calls.push('local-new'); return true },
    publishToSceneLibrary: async () => { calls.push('save-and-publish'); return {} },
    saveRecoveryCopy: () => calls.push('recovery'),
    serializeProject: () => ({}), toast: message => calls.push(message),
    transform: { enabled: true, detach() {}, attach() { calls.push('transform') } },
  }
  const doc = document || { defaultView: { editorApp: editor }, body: {}, querySelector: () => null, querySelectorAll: () => [], addEventListener() {}, removeEventListener() {} }
  doc.defaultView.editorApp = editor
  const previousObserver = globalThis.MutationObserver
  globalThis.MutationObserver = class { observe() {} disconnect() {} }
  const bridge = installLegacyModelPermissions(doc, {
    canCreate: () => create, canUpdate: () => update, canPublish: () => publish,
    createNew: createNew || (async () => { calls.push('server-new'); return true }),
    publishSaved: async version => { calls.push(['publish-saved', version]); return { id: 'test', version: 8 } },
  })
  globalThis.MutationObserver = previousObserver
  return { editor, calls, bridge }
}
test('model iframe read-only bridge blocks autosave, recovery writes and transform attach', async () => {
  const { editor, calls, bridge } = modelFixture()
  assert.equal(await editor.saveProject(true, { automatic: true }), null)
  assert.equal(await editor.publishToSceneLibrary(), null)
  editor.saveRecoveryCopy()
  editor.transform.attach({})
  assert.deepEqual(calls, [])
  assert.equal(editor.transform.enabled, false)
  bridge.dispose()
})
test('model iframe publisher-only uses the loaded optimistic-lock version without saving', async () => {
  const { editor, calls, bridge } = modelFixture({ publish: true })
  const published = await editor.publishToSceneLibrary()
  assert.equal(published.version, 8)
  assert.deepEqual(calls[0], ['publish-saved', 7])
  assert.equal(calls.includes('save-and-publish'), false)
  bridge.dispose()
})

test('read-only model search, native clip selection and preview keyboard activation remain usable without enabling edits', t => {
  const window = new Window({ url: 'http://localhost/editor.html' })
  t.after(() => window.happyDOM.cancelAsync())
  const doc = window.document
  doc.body.innerHTML = '<div class="editor-shell"><input id="left-search"><select id="native-clip-select"><option>walk</option><option>run</option></select><button data-action="preview">Preview</button><input id="project-name"><input id="model-file-input" type="file"><div id="inspector"><input id="position-x"></div></div>'
  const { bridge } = modelFixture({ document: doc })
  t.after(() => bridge.dispose())
  const dispatch = (selector, type, key = '') => doc.querySelector(selector).dispatchEvent(type === 'keydown'
    ? new window.KeyboardEvent(type, { key, bubbles: true, cancelable: true })
    : new window.Event(type, { bubbles: true, cancelable: true }))
  for (const key of ['x', 'Backspace', 'Enter']) assert.equal(dispatch('#left-search', 'keydown', key), true, `search ${key}`)
  assert.equal(dispatch('#left-search', 'input'), true)
  assert.equal(dispatch('#native-clip-select', 'change'), true, 'a clip choice changes preview playback, not the saved project')
  assert.equal(dispatch('#left-search', 'drop'), false, 'read-only control exceptions must not enable resource drops')
  for (const key of ['Enter', ' ']) assert.equal(dispatch('[data-action="preview"]', 'keydown', key), true, `preview activation ${key}`)
  assert.equal(dispatch('#project-name', 'input'), false)
  assert.equal(dispatch('#position-x', 'change'), false)
  assert.equal(dispatch('#model-file-input', 'change'), false)
  assert.equal(dispatch('[data-action="preview"]', 'keydown', 'Delete'), false)
})
test('committed role switch prevents iframe unload recovery from writing discarded changes', async () => {
  const { editor, calls, bridge } = modelFixture({ update: true, publish: true })
  bridge.roleSwitchCommitted()
  editor.saveRecoveryCopy()
  assert.equal(await editor.saveProject(), null)
  assert.equal(await editor.publishToSceneLibrary(), null)
  assert.deepEqual(calls, [])
  bridge.dispose()
})

test('read-only model viewing skips automatic migration and recovery without modifying saved data', async () => {
  const { editor, bridge } = modelFixture()
  editor.apiDocumentNeedsMigrationSave = true
  assert.equal(editor.apiDocumentNeedsMigrationSave, false)
  assert.equal(await editor.saveProject(true), null)
  bridge.dispose()
  assert.equal(editor.apiDocumentNeedsMigrationSave, true, 'the host must restore the original runtime state on disposal')
})

const { ModelContentProjectSession } = await import(new URL('../../unreal_tran/src/model-content-api.js', import.meta.url))
const { createBuiltInTestProject: createModelDocument, normalizeProjectDocument: normalizeModelDocument } = await import(new URL('../../unreal_tran/src/editor-project-io.js', import.meta.url))

test('model host dirty check uses the complete saved iframe document, including depot environments', async () => {
  for (const environmentType of ['outdoor', 'workshop', 'depot']) {
    const document = normalizeModelDocument(createModelDocument())
    document.environment.environmentType = environmentType
    document.environment.objects = { 'environment-fixture': { position: [1, 2, 3], visible: false } }
    document.camera.position = [7, 8, 9]
    const session = new ModelContentProjectSession({ projectId: '7', client: {
      async request(_path, { json }) {
        return { ...session.project, ...structuredClone(json), id: '7', version: session.project.version + 1 }
      },
    } })
    session.project = { id: '7', type: 'MODEL', name: document.name, version: 1, coverUri: '', assets: [], dependencies: [] }
    await session.queueSave(document)
    const { editor, bridge } = modelFixture({ update: true })
    editor.apiSession = session
    editor.serializeProject = () => structuredClone(document)
    assert.equal(bridge.isDirty(), false, `${environmentType}: successful save must be clean`)
    document.model = { id: 'fixture-part', visible: false }
    assert.equal(bridge.isDirty(), true, `${environmentType}: real model edits must remain dirty`)
    await session.queueSave(document)
    assert.equal(bridge.isDirty(), false, `${environmentType}: saving the real edit clears dirty state`)
    document.environment.objects['environment-fixture'].position[0] = 10
    assert.equal(bridge.isDirty(), true, `${environmentType}: environment edits must remain dirty`)
    bridge.dispose()
    const readonly = modelFixture()
    readonly.editor.apiSession = session
    readonly.editor.serializeProject = () => structuredClone(document)
    assert.equal(readonly.bridge.isDirty(), false, 'read-only viewing must not prompt to save')
    readonly.bridge.dispose()
  }
})

test('model create-only permission uses host creation without resetting or saving the loaded project', async () => {
  const { editor, bridge, calls } = modelFixture({ create: true })
  assert.equal(await editor.newProject(), true)
  assert.deepEqual(calls, ['server-new'])
  assert.equal(await editor.saveProject(), null)
  bridge.dispose()
  assert.equal(await editor.newProject(), true)
  assert.deepEqual(calls, ['server-new', 'local-new'], 'disposing restores the original runtime method')
})

test('model new prevents concurrent creation and releases its guard after cancellation or failure', async () => {
  let settle, attempts = 0
  const { editor, bridge } = modelFixture({ create: true, createNew: () => {
    attempts += 1
    return new Promise((resolve, reject) => { settle = { resolve, reject } })
  } })
  const first = editor.newProject()
  assert.equal(await editor.newProject(), false)
  assert.equal(attempts, 1)
  settle.resolve(false)
  assert.equal(await first, false)
  const second = editor.newProject()
  settle.reject(new Error('fixture creation failed'))
  await assert.rejects(second, /fixture creation failed/)
  const third = editor.newProject()
  assert.equal(attempts, 3, 'cancellation and rejection must both permit a retry')
  settle.resolve(true)
  assert.equal(await third, true)
  bridge.roleSwitchCommitted()
  assert.equal(await editor.newProject(), false)
  assert.equal(attempts, 3, 'a committed role switch must prevent late creation')
  bridge.dispose()
})

const policy = await import(await compile('features/guide/publishDeliveriesPolicy.ts'))
const publishSource = await readFile(new URL('features/guide/publishDeliveries.ts', web), 'utf8')
const publishFunction = ts.transpileModule(publishSource.slice(publishSource.indexOf('export async function publishGuideWithDeliveries(')), {
  compilerOptions: { target: ts.ScriptTarget.ES2022, module: ts.ModuleKind.ESNext },
}).outputText.replace(/^export /gm, '')
const publishGuide = new Function('normalizeGuideContent', 'resolveGuideDeliveryAssets', 'commitGuideDeliveries', 'reusableGuideDelivery', 'assertCompleteGuideDeliveries', 'GUIDE_DELIVERY_ASSET_CODES', 'artifactFile', 'text', `${publishFunction};return publishGuideWithDeliveries`)(
  value => value, async () => ({}), policy.commitGuideDeliveries, policy.reusableGuideDelivery,
  policy.assertCompleteGuideDeliveries, policy.GUIDE_DELIVERY_ASSET_CODES,
  () => { throw new Error('publisher must not upload') }, value => String(value ?? '').trim(),
)
function guidePublisherFixture(savedFingerprint) {
  const calls = []
  const formats = ['OFD', 'OFFLINE_HTML']
  const assets = formats.map(format => ({ code: policy.GUIDE_DELIVERY_ASSET_CODES[format], type: 'DOCUMENT', status: 'READY', sha256: 'a'.repeat(64),
    storageUri: `content://${format}`, metadata: { deliveryFormat: format, sourceFingerprint: savedFingerprint } }))
  const dependencies = {
    loadProject: async () => ({ id: 'g', version: 17, status: 'DRAFT', content: {}, assets }),
    readAsset: async () => new Blob(), uploadAsset: async () => { calls.push('upload'); throw new Error('forbidden') },
    buildArtifacts: async () => ({ sourceFingerprint: 'current-source', artifacts: formats.map(format => ({ format, code: policy.GUIDE_DELIVERY_ASSET_CODES[format] })) }),
    publishProject: async (_id, _type, input) => { calls.push(input); return { id: 'g', version: 18 } },
  }
  return { calls, dependencies }
}
test('OFD publisher reuses the exact saved source artifacts and optimistic-lock version without uploading', async () => {
  const { calls, dependencies } = guidePublisherFixture('current-source')
  const result = await publishGuide('g', { allowUpload: false }, dependencies)
  assert.equal(result.project.version, 18)
  assert.deepEqual(result.uploadedFormats, [])
  assert.deepEqual(result.reusedFormats, ['OFD', 'OFFLINE_HTML'])
  assert.equal(calls.length, 1)
  assert.equal(calls[0].version, 17)
  assert.equal(calls[0].deliveries.length, 2)
})
test('OFD publisher cannot regenerate/upload stale artifacts or publish them against changed content', async () => {
  const { calls, dependencies } = guidePublisherFixture('stale-source')
  await assert.rejects(publishGuide('g', { allowUpload: false }, dependencies), /交付物/)
  assert.deepEqual(calls, [])
})