import { test } from 'node:test'
import assert from 'node:assert/strict'
import { createWebCadFacade } from '../src/facade/mockFacade'
import { encodeFreecadPropertyStatus } from '../src/facade/propertyStatus'
import type { DocumentSnapshot, FacadeEvent } from '../src/facade/types'

const fixture = (): DocumentSnapshot => ({
  id: 'property-linklisthidden-transaction', label: 'PropertyLinkListHidden Transaction', version: 1, dirty: false, readOnly: false, units: 'mm',
  tree: [
    { id: 'SketchProbe', label: 'Sketch probe', type: 'sketch', state: 'valid' },
    { id: 'ExportA', label: 'Export A', type: 'feature', state: 'valid' },
    { id: 'ExportB', label: 'Export B', type: 'feature', state: 'valid' },
  ],
  objects: [
    { id: 'SketchProbe', typeId: 'Sketcher::SketchObject', properties: [{ name: 'Exports', label: 'Exports', group: 'Sketch', scope: 'data', type: 'App::PropertyLinkListHidden', value: ['ExportA', 'ExportB'], nativeStatus: encodeFreecadPropertyStatus(['PropHidden']), recompute: true }] },
    { id: 'ExportA', typeId: 'Part::Feature', properties: [] },
    { id: 'ExportB', typeId: 'Part::Feature', properties: [] },
  ],
  dependencies: [],
  recompute: { generation: 0, status: 'idle', objectStates: { SketchProbe: 'up-to-date', ExportA: 'up-to-date', ExportB: 'up-to-date' }, dirtyObjects: [], order: [], errors: [] },
})

const valueOf = (facade: ReturnType<typeof createWebCadFacade>) => facade.app.document.getObject('SketchProbe')?.properties.find((property) => property.name === 'Exports')?.value as string[]

test('App::PropertyLinkListHidden transaction closes undo, redo, stale, cancel, failure, hidden dependencies and resources', async () => {
  const facade = createWebCadFacade({ initialDocument: fixture(), runtimeMode: 'mock' })
  const events: FacadeEvent[] = []
  facade.subscribe((event) => { if (event.type === 'property.before-change' || event.type === 'property.changed' || event.type === 'transaction.committed') events.push(event) })
  const resourcesBefore = facade.geometry.capabilities()
  const requested = ['ExportB', 'ExportA', 'ExportB']
  facade.app.document.setProperty({ objectId: 'SketchProbe', propertyName: 'Exports', value: requested, expectedDocumentVersion: 1 })
  requested[0] = 'ExportA'
  assert.deepEqual(valueOf(facade), ['ExportB', 'ExportA', 'ExportB'])
  const exposed = valueOf(facade)
  exposed[0] = 'ExportA'
  assert.deepEqual(valueOf(facade), ['ExportB', 'ExportA', 'ExportB'])
  assert.equal(facade.app.document.getActive().version, 2)
  assert.equal(facade.app.document.getActive().dirty, true)
  assert.equal(facade.app.document.getActive().recompute?.objectStates.SketchProbe, 'touched')
  assert.deepEqual(facade.app.document.getDependencies(), [])
  assert.deepEqual(events.map(({ type }) => type), ['property.before-change', 'property.changed', 'transaction.committed'])
  assert.equal(new Set(events.map((event) => 'transactionId' in event ? event.transactionId : '')).size, 1)
  const committed = events[2]
  assert.equal(committed.type, 'transaction.committed')
  if (committed.type === 'transaction.committed') assert.deepEqual({ operation: committed.operation, beforeVersion: committed.beforeVersion, afterVersion: committed.afterVersion }, { operation: 'property.set', beforeVersion: 1, afterVersion: 2 })

  facade.history.undo()
  assert.deepEqual(valueOf(facade), ['ExportA', 'ExportB'])
  assert.equal(facade.app.document.getActive().version, 1)
  assert.deepEqual(facade.app.document.getDependencies(), [])
  assert.equal(facade.history.canUndo(), false)
  assert.equal(facade.history.canRedo(), true)
  facade.history.redo()
  assert.deepEqual(valueOf(facade), ['ExportB', 'ExportA', 'ExportB'])
  assert.equal(facade.app.document.getActive().version, 2)
  assert.deepEqual(facade.app.document.getDependencies(), [])
  assert.equal(facade.history.canUndo(), true)
  assert.equal(facade.history.canRedo(), false)

  const stable = JSON.stringify(facade.app.document.getActive())
  const eventCount = events.length
  assert.throws(() => facade.app.document.setProperty({ objectId: 'SketchProbe', propertyName: 'Exports', value: ['ExportA'], expectedDocumentVersion: 1 }), /Stale document version: expected 1, current 2/)
  const cancelled = new AbortController()
  cancelled.abort()
  assert.throws(() => facade.app.document.setProperty({ objectId: 'SketchProbe', propertyName: 'Exports', value: ['ExportA'], expectedDocumentVersion: 2, signal: cancelled.signal }), (error: unknown) => error instanceof DOMException && error.name === 'AbortError')
  assert.throws(() => facade.app.document.setProperty({ objectId: 'SketchProbe', propertyName: 'Exports', value: ['MissingExport'] }), /target that does not exist/)
  assert.throws(() => facade.app.document.setProperty({ objectId: 'SketchProbe', propertyName: 'Exports', value: [1] as unknown as string[] }), /string list/)
  assert.equal(JSON.stringify(facade.app.document.getActive()), stable)
  assert.equal(events.length, eventCount)
  assert.equal(facade.history.canUndo(), true)
  assert.equal(facade.history.canRedo(), false)

  const resourcesAfter = facade.geometry.capabilities()
  assert.deepEqual(
    { shapeCount: resourcesAfter.shapeCount, kernelReferenceCount: resourcesAfter.kernelReferenceCount, releasedShapeCount: resourcesAfter.releasedShapeCount },
    { shapeCount: resourcesBefore.shapeCount, kernelReferenceCount: resourcesBefore.kernelReferenceCount, releasedShapeCount: resourcesBefore.releasedShapeCount },
  )
  await facade.project.dispose()
})