Workers P2: Aufzug mit Abbruch und Reset
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
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// Aufzug des Hustler-Hochhauses: Warteschlange, Zustandsautomat (Anfahren, Einsteigen, Fahren, Aussteigen) und Kabine.
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// Portiert aus entwuerfe/scene-turm.js (Kabine Z. 316-330, Zustandsautomat Z. 466-492). Neu: cancel/reset geben die Kabine
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// frei (die Regie bricht Gruppen ab, ohne dass der Aufzug hängen bleibt), ungültige Anfragen kommen abgebrochen zurück.
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// Die Etagenlampen zeichnet building.js über at(i). Kein React, kein Appwrite, kein window/document.
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import { cabTop } from './layout.js'
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import { px, tint, PAL } from './sprites.js'
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// Maße in Weltkoordinaten: cabWx = linke Kante des Fahrgasts in der Kabine (12 breiter Körper mittig in der 20 breiten Kabine),
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// exitX = Ziel des ersten Schritts nach dem Aussteigen, slot0/slotStep = Wartepunkte vor dem Schacht (wer zuerst kommt, steht links),
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// speed = Einheiten je Sekunde, cabH = Kabinenhöhe (gleich der in layout.js)
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export const LIFT = Object.freeze({ cabWx: 22, exitX: 50, slot0: 52, slotStep: 14, speed: 110, cabH: 21 })
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const CAB_X = 18 // linke Kante der Kabine (20 breit)
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const CAB_W = 20
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const ROPE_X = 28
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const ROPE_TOP = 9 // das Seil hängt unter der Seilrolle am Schachtkopf
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const RIDER_DY = 7 // Fahrgast: obere Kante des Körpers 7 unter der Kabinenoberkante (= Standhöhe auf der Etage)
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const CLOSE_S = 0.3 // Türen schließen, bevor die Fahrt beginnt
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const NEAR = 1.5 // at(i): Kabine gilt als auf der Etage, wenn sie höchstens so weit davon entfernt ist
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const START_FLOOR = 2
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const FRAME = PAL.metal2
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const CAB_BACK = '#f1f3f8'
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const CAB_RAIL = '#cfd5df'
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const CAB_BASE = '#e1e5ec'
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const CAB_LAMP = '#ffe9a8'
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/* createLift(layout) → { y, state, request(agent, from, to), update(dt), cancel(agent), reset(), at(floorIndex), drawBack(ctx), drawFront(ctx) }
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y = Oberkante der Kabine, state = idle | toPick | boarding | closing | riding | unloading.
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request legt eine Anfrage { a, from, to, st } hinten an (FIFO); st läuft queued -> open -> boarded -> arrived -> out, außerdem cancelled.
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boarded und out setzt der Fahrgast (die Regie), alle anderen Übergänge der Aufzug. Während der Fahrt (closing, riding) folgt der Agent
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der Kabine: a.y = y + 7, a.x = cabWx, a.frame = 0.
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Eine Anfrage mit ungültiger Etage (kein ganzer Index im Layout) oder ohne Agenten-Objekt kommt sofort als cancelled zurück und wird nie bedient. */
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export function createLift(layout) {
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const floorCount = layout.floors.length
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const isFloor = (i) => Number.isInteger(i) && i >= 0 && i < floorCount
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const lift = { y: cabTop(layout, Math.min(START_FLOOR, floorCount - 1)), state: 'idle' }
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let queue = [] // wartende Anfragen, vorne die nächste
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let req = null // laufende Anfrage
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let closeT = 0
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// Kabine frei: keine laufende Anfrage, Leerlauf (die Kabine bleibt, wo sie ist)
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function release() {
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req = null
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lift.state = 'idle'
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closeT = 0
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}
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// Fährt um höchstens speed * dt auf ty zu; true = angekommen
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function cabMove(ty, dt) {
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const d = ty - lift.y
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const s = LIFT.speed * dt
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if (Math.abs(d) <= s) {
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lift.y = ty
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return true
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}
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lift.y += d > 0 ? s : -s
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return false
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}
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// Der Fahrgast steht in der Kabine
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function follow() {
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if (!req) return
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req.a.y = lift.y + RIDER_DY
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req.a.x = LIFT.cabWx
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req.a.frame = 0
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}
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lift.request = function request(a, from, to) {
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const r = { a, from, to, st: 'queued' }
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if (!a || typeof a !== 'object' || !isFloor(from) || !isFloor(to)) {
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r.st = 'cancelled'
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return r
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}
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queue.push(r)
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return r
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}
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lift.update = function update(dt) {
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if (!Number.isFinite(dt) || dt <= 0) return
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// von außen abgebrochene laufende Anfrage: Kabine frei, kein Festhängen in boarding
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if (req && req.st === 'cancelled') release()
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if (lift.state === 'idle') {
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while (queue.length && queue[0].st === 'cancelled') queue.shift()
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if (queue.length) {
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req = queue.shift()
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lift.state = 'toPick'
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}
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}
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if (lift.state === 'toPick') {
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if (cabMove(cabTop(layout, req.from), dt)) {
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req.st = 'open'
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lift.state = 'boarding'
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}
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} else if (lift.state === 'boarding') {
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if (req.st === 'boarded') {
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lift.state = 'closing'
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closeT = 0
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}
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} else if (lift.state === 'closing') {
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closeT += dt
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follow()
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if (closeT > CLOSE_S) lift.state = 'riding'
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} else if (lift.state === 'riding') {
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// erst fahren, dann mitnehmen: der Fahrgast hinkt der Kabine nicht um einen Schritt hinterher (die Vorlage tut es)
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const arrived = cabMove(cabTop(layout, req.to), dt)
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follow()
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if (arrived) {
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req.st = 'arrived'
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lift.state = 'unloading'
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}
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} else if (lift.state === 'unloading') {
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if (req.st === 'out') release()
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}
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}
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// Alle Anfragen des Agenten abbrechen; steckt er in der Kabine, ist sie danach frei (der Agent wird nicht mehr bewegt).
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// Ein bereits ausgestiegener Fahrgast (out) bleibt out.
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lift.cancel = function cancel(agent) {
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const keep = []
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for (const r of queue) {
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if (r.a === agent) r.st = 'cancelled'
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else keep.push(r)
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}
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queue = keep
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if (req && req.a === agent) {
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if (req.st !== 'out') req.st = 'cancelled'
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release()
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}
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}
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// Alle wartenden und die laufende Anfrage abbrechen (Schnappschuss, Neuaufbau der Szene); die Kabine bleibt stehen
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lift.reset = function reset() {
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for (const r of queue) r.st = 'cancelled'
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queue = []
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if (req && req.st !== 'out') req.st = 'cancelled'
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release()
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}
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// Steht die Kabine auf Etage i? (Etagenlampe grün); ungültiger Index -> false
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lift.at = function at(i) {
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return isFloor(i) && Math.abs(lift.y - cabTop(layout, i)) < NEAR
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}
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// Seil und Rückwand: vor den Figuren zeichnen
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lift.drawBack = function drawBack(ctx) {
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const cy = Math.round(lift.y)
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px(ctx, ROPE_X, ROPE_TOP, 1, cy - ROPE_TOP, FRAME)
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px(ctx, CAB_X, cy, CAB_W, LIFT.cabH, CAB_BACK)
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px(ctx, CAB_X + 1, cy + 11, CAB_W - 2, 1, CAB_RAIL)
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px(ctx, CAB_X + 1, cy + 18, CAB_W - 2, 2, CAB_BASE)
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}
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// Glasschleier, Rahmen, Lampe und Aufhängung: nach den Figuren zeichnen
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lift.drawFront = function drawFront(ctx) {
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const cy = Math.round(lift.y)
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tint(ctx, CAB_X + 1, cy + 1, CAB_W - 2, LIFT.cabH - 2, '#ffffff', 0.18)
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px(ctx, CAB_X, cy, CAB_W, 1, FRAME)
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px(ctx, CAB_X, cy + LIFT.cabH - 1, CAB_W, 1, FRAME)
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px(ctx, CAB_X, cy, 1, LIFT.cabH, FRAME)
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px(ctx, CAB_X + CAB_W - 1, cy, 1, LIFT.cabH, FRAME)
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px(ctx, 24, cy + 1, 8, 1, CAB_LAMP)
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px(ctx, 26, cy - 2, 4, 2, FRAME)
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}
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return lift
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}
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import test from 'node:test'
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import assert from 'node:assert/strict'
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import { loadModule } from './load.mjs'
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import { makeCtx } from './helpers/fakeCtx.mjs'
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// Aufzug: Warteschlange, Zustandsautomat, Abbruch/Reset und Kabine (Quelle: entwuerfe/scene-turm.js)
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const { createLift, LIFT } = await loadModule('src/components/workers/engine/lift.js')
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const { buildLayout, cabTop } = await loadModule('src/components/workers/engine/layout.js')
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const { PAL } = await loadModule('src/components/workers/engine/sprites.js')
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const { FLOORS } = await loadModule('src/lib/workersRoster.js')
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const layout = buildLayout()
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function until(lift, fn, max = 12) { let t = 0; while (!fn() && t < max) { lift.update(0.05); t += 0.05 } return t }
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// Schritt für Schritt bis zur Bedingung, mit Sicherung gegen Endlosschleifen bei einem Fehler im Aufzug
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function stepUntil(step, fn, max = 400) { for (let i = 0; i < max && !fn(); i++) step(); assert.ok(fn(), 'Bedingung nicht erreicht') }
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test('Fahrt 1 → 8: queued, open, boarded, arrived, out; Fahrgast folgt der Kabine; danach idle', () => {
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const lift = createLift(layout), a = { x: 0, y: 0, frame: 1 }, req = lift.request(a, 1, 8)
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assert.equal(req.st, 'queued')
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let t = until(lift, () => req.st === 'open'); assert.ok(lift.at(1)); assert.equal(lift.state, 'boarding')
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req.st = 'boarded'; t += until(lift, () => req.st === 'arrived'); assert.ok(lift.at(8)); assert.equal(a.y, cabTop(layout, 8) + 7); assert.equal(a.x, LIFT.cabWx)
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assert.ok(t < 12); req.st = 'out'; lift.update(0.05); assert.equal(lift.state, 'idle')
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})
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test('FIFO: zweite Anfrage wartet bis die erste ausgestiegen ist', () => {
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const lift = createLift(layout), r1 = lift.request({}, 1, 4), r2 = lift.request({}, 5, 2)
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until(lift, () => r1.st === 'open'); r1.st = 'boarded'; until(lift, () => r1.st === 'arrived'); assert.equal(r2.st, 'queued')
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r1.st = 'out'; until(lift, () => r2.st === 'open'); assert.equal(r2.st, 'open')
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})
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test('cancel und reset geben die Kabine frei (kein Festhängen)', () => {
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const lift = createLift(layout), a = {}, r1 = lift.request(a, 7, 1), r2 = lift.request({}, 2, 3)
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lift.update(0.05); lift.cancel(a); assert.equal(r1.st, 'cancelled'); until(lift, () => r2.st === 'open'); assert.equal(r2.st, 'open')
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lift.reset(); assert.equal(r2.st, 'cancelled'); assert.equal(lift.state, 'idle')
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})
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// ---- Ergänzungen: Verhalten, das die drei Tests oben nicht berühren ----
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test('LIFT-Werte wie vereinbart und cabH stimmt mit der Kabinenhöhe des Layouts überein', () => {
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assert.deepEqual({ ...LIFT }, { cabWx: 22, exitX: 50, slot0: 52, slotStep: 14, speed: 110, cabH: 21 })
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layout.floors.forEach((f, i) => assert.equal(f.floorY - cabTop(layout, i), LIFT.cabH))
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})
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test('Start: Kabine steht auf Etage 2 im Leerlauf; at() gilt bis 1,5 Einheiten Abstand und ist bei ungültigem Index false', () => {
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const lift = createLift(layout)
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assert.equal(lift.y, cabTop(layout, 2)); assert.equal(lift.state, 'idle')
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layout.floors.forEach((f, i) => assert.equal(lift.at(i), i === 2, `at(${i})`))
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lift.y = cabTop(layout, 2) + 1.4; assert.ok(lift.at(2))
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lift.y = cabTop(layout, 2) - 1.4; assert.ok(lift.at(2))
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lift.y = cabTop(layout, 2) + 1.5; assert.ok(!lift.at(2))
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for (const i of [-1, 10, 99, 2.5, NaN, '2', undefined, null]) assert.equal(lift.at(i), false)
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})
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test('Layout mit nur zwei Etagen: Startetage ist die letzte vorhandene (kein Wurf)', () => {
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const small = buildLayout([], FLOORS.slice(0, 2)), lift = createLift(small)
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assert.equal(lift.y, cabTop(small, 1)); assert.ok(lift.at(1))
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})
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test('Zustandsfolge einer Fahrt; das Schließen dauert 0,3 s', () => {
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const lift = createLift(layout), a = { x: 0, y: 0, frame: 1 }, req = lift.request(a, 4, 6), seen = [lift.state]
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const step = () => { lift.update(0.05); if (seen.at(-1) !== lift.state) seen.push(lift.state) }
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stepUntil(step, () => req.st === 'open')
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assert.equal(lift.state, 'boarding')
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req.st = 'boarded'
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step(); assert.equal(lift.state, 'closing')
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for (let i = 0; i < 5; i++) step()
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assert.equal(lift.state, 'closing') // 0,25 s Tür
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step(); step(); assert.equal(lift.state, 'riding') // 0,35 s
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stepUntil(step, () => req.st === 'arrived')
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assert.equal(lift.state, 'unloading')
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step(); assert.equal(lift.state, 'unloading') // wartet auf den Fahrgast
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req.st = 'out'; step()
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assert.deepEqual(seen, ['idle', 'toPick', 'boarding', 'closing', 'riding', 'unloading', 'idle'])
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assert.equal(req.st, 'out')
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})
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test('Kabine fährt mit 110 Einheiten pro Sekunde, nach oben und nach unten', () => {
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const lift = createLift(layout), y0 = lift.y
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lift.request({}, 8, 1)
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for (let i = 0; i < 20; i++) lift.update(0.05) // 1 s
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assert.ok(Math.abs(lift.y - (y0 + 110)) < 1e-9, `nach 1 s ${lift.y - y0}`)
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const up = createLift(layout)
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up.request({}, 0, 1)
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for (let i = 0; i < 4; i++) up.update(0.05) // 0,2 s
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assert.ok(Math.abs(up.y - (y0 - 22)) < 1e-9, `nach 0,2 s ${up.y - y0}`)
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for (let i = 0; i < 6; i++) up.update(0.05) // Etage 0 liegt 46 Einheiten höher: erreicht, kein Überschwingen
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assert.equal(up.y, cabTop(layout, 0)); assert.equal(up.state, 'boarding')
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})
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test('Fahrgast bleibt bis zum Schließen unberührt, folgt dann der Kabine und wird beim Aussteigen losgelassen', () => {
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const lift = createLift(layout), a = { x: 12, y: 34, frame: 1 }, req = lift.request(a, 5, 1)
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until(lift, () => req.st === 'open')
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assert.deepEqual(a, { x: 12, y: 34, frame: 1 }) // Anfahren und Einsteigen: die Regie bewegt ihn
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a.x = LIFT.cabWx; a.y = lift.y + 7; a.frame = 0 // die Regie hat ihn in die Kabine gestellt (Schritt 0, Blick nach vorn)
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req.st = 'boarded'
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let followed = 0
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stepUntil(() => {
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lift.update(0.05)
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if (lift.state === 'closing' || lift.state === 'riding') {
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if (a.y !== lift.y + 7 || a.x !== LIFT.cabWx || a.frame !== 0) assert.fail(`Fahrgast ${a.x}/${a.y}/${a.frame} bei Kabine ${lift.y}`)
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followed++
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}
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}, () => req.st === 'arrived')
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assert.ok(followed > 10, `folgte nur ${followed}-mal`)
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assert.equal(a.y, cabTop(layout, 1) + 7)
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a.x = 77; a.y = 66; a.frame = 1 // Aussteigen: die Regie setzt ihn selbst
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lift.update(0.05); lift.update(0.05)
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assert.deepEqual(a, { x: 77, y: 66, frame: 1 })
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})
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test('Fahrt auf derselben Etage öffnet sofort und schließt ab', () => {
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const lift = createLift(layout), req = lift.request({}, 2, 2)
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lift.update(0.05); assert.equal(req.st, 'open')
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req.st = 'boarded'; until(lift, () => req.st === 'arrived'); assert.equal(req.st, 'arrived')
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req.st = 'out'; lift.update(0.05); assert.equal(lift.state, 'idle')
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})
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test('cancel während der Fahrt: Kabine frei, Fahrgast wird nicht mehr bewegt, nächste Anfrage kommt dran', () => {
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const lift = createLift(layout), a = { x: LIFT.cabWx, y: 0, frame: 0 }, r1 = lift.request(a, 2, 9), r2 = lift.request({}, 3, 4)
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until(lift, () => r1.st === 'open'); r1.st = 'boarded'
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until(lift, () => lift.state === 'riding'); lift.update(0.05)
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lift.cancel(a)
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assert.equal(r1.st, 'cancelled'); assert.equal(lift.state, 'idle')
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const before = { ...a }
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lift.update(0.05); assert.deepEqual(a, before)
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until(lift, () => r2.st === 'open'); assert.equal(r2.st, 'open'); assert.equal(lift.state, 'boarding')
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assert.deepEqual(a, before)
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})
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test('cancel einer wartenden Anfrage: nie bedient, die übrigen bleiben in Reihenfolge; mehrere Anfragen eines Agenten fallen alle', () => {
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const lift = createLift(layout), a2 = {}
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const r1 = lift.request({}, 1, 4), r2 = lift.request(a2, 5, 2), r3 = lift.request({}, 6, 3), r4 = lift.request(a2, 7, 3)
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lift.cancel(a2)
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assert.deepEqual([r1.st, r2.st, r3.st, r4.st], ['queued', 'cancelled', 'queued', 'cancelled'])
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until(lift, () => r1.st === 'open'); r1.st = 'boarded'; until(lift, () => r1.st === 'arrived'); r1.st = 'out'
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const seen = new Set()
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until(lift, () => { seen.add(r2.st).add(r4.st); return r3.st === 'open' })
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assert.equal(r3.st, 'open')
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assert.deepEqual([...seen], ['cancelled'])
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})
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test('cancel eines unbekannten oder bereits ausgestiegenen Agenten ändert nichts', () => {
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const lift = createLift(layout), a = {}, r = lift.request(a, 2, 3)
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until(lift, () => r.st === 'open'); r.st = 'boarded'; until(lift, () => r.st === 'arrived'); r.st = 'out'
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lift.cancel({}); lift.cancel(undefined); assert.equal(r.st, 'out'); assert.equal(lift.state, 'unloading')
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lift.cancel(a); assert.equal(r.st, 'out') // ausgestiegen bleibt ausgestiegen
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lift.update(0.05); assert.equal(lift.state, 'idle')
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})
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test('update überspringt von außen abgebrochene Anfragen (wartend und laufend)', () => {
|
||||
const lift = createLift(layout)
|
||||
const r1 = lift.request({}, 1, 4), r2 = lift.request({}, 5, 2), r3 = lift.request({}, 6, 3)
|
||||
r2.st = 'cancelled'
|
||||
until(lift, () => r1.st === 'open')
|
||||
r1.st = 'cancelled' // laufende Anfrage von außen abgebrochen: kein Festhängen im Zustand boarding
|
||||
lift.update(0.05)
|
||||
assert.equal(lift.state, 'toPick')
|
||||
until(lift, () => r3.st === 'open'); assert.equal(r3.st, 'open')
|
||||
assert.equal(r2.st, 'cancelled'); assert.equal(r1.st, 'cancelled')
|
||||
})
|
||||
|
||||
test('reset bricht Wartende und die laufende Anfrage ab, ausgestiegene bleiben; danach fährt der Aufzug wieder', () => {
|
||||
const lift = createLift(layout), r1 = lift.request({}, 1, 4), r2 = lift.request({}, 5, 2), r3 = lift.request({}, 6, 3)
|
||||
until(lift, () => r1.st === 'open'); r1.st = 'boarded'; until(lift, () => r1.st === 'arrived'); r1.st = 'out'; lift.update(0.05)
|
||||
until(lift, () => r2.st === 'open')
|
||||
lift.reset()
|
||||
assert.deepEqual([r1.st, r2.st, r3.st], ['out', 'cancelled', 'cancelled']); assert.equal(lift.state, 'idle')
|
||||
lift.update(0.05); assert.equal(lift.state, 'idle') // Warteschlange ist leer
|
||||
const r4 = lift.request({}, 3, 5); until(lift, () => r4.st === 'open'); assert.equal(r4.st, 'open')
|
||||
})
|
||||
|
||||
test('ungültige Anfragen (Etage, Agent) kommen abgebrochen zurück und blockieren nichts', () => {
|
||||
const lift = createLift(layout)
|
||||
for (const [a, from, to] of [[{}, -1, 3], [{}, 1, 10], [{}, 1.5, 2], [{}, '1', 2], [{}, 1], [{}, NaN, 2], [null, 1, 2], [undefined, 1, 2], ['x', 1, 2]]) {
|
||||
const r = lift.request(a, from, to)
|
||||
assert.equal(r.st, 'cancelled', JSON.stringify([from, to]))
|
||||
assert.equal(r.a, a)
|
||||
}
|
||||
lift.update(0.05); assert.equal(lift.state, 'idle')
|
||||
const ok = lift.request({}, 1, 2); until(lift, () => ok.st === 'open'); assert.equal(ok.st, 'open')
|
||||
})
|
||||
|
||||
test('unbrauchbares dt (0, negativ, NaN, Infinity, kein Zahlentyp) ändert nichts', () => {
|
||||
const lift = createLift(layout), r = lift.request({}, 8, 1), y0 = lift.y
|
||||
for (const dt of [0, -1, NaN, Infinity, undefined, '0.05']) lift.update(dt)
|
||||
assert.equal(lift.state, 'idle'); assert.equal(lift.y, y0); assert.equal(r.st, 'queued')
|
||||
})
|
||||
|
||||
// ---- Kabine zeichnen (Raster 3, kein setGrid: logische Einheit = 3 Geräte-Pixel) ----
|
||||
|
||||
const K = 3
|
||||
const rect = (x, y, w, h, fill) => ({ x: x * K, y: y * K, w: w * K, h: h * K, fill })
|
||||
|
||||
test('drawBack: Seil von oben bis zur Kabine, Rückwand mit Handlauf und Fußleiste', () => {
|
||||
const lift = createLift(layout), { ctx, rects } = makeCtx(), cy = cabTop(layout, 2)
|
||||
lift.drawBack(ctx)
|
||||
assert.deepEqual(rects, [
|
||||
rect(28, 9, 1, cy - 9, PAL.metal2),
|
||||
rect(18, cy, 20, 21, '#f1f3f8'),
|
||||
rect(19, cy + 11, 18, 1, '#cfd5df'),
|
||||
rect(19, cy + 18, 18, 2, '#e1e5ec'),
|
||||
])
|
||||
})
|
||||
|
||||
test('drawFront: Glasschleier, Rahmen, Lampe und Aufhängung; save/restore gleichen sich aus', () => {
|
||||
const lift = createLift(layout), { ctx, rects, counts, alphas } = makeCtx(), cy = cabTop(layout, 2)
|
||||
lift.drawFront(ctx)
|
||||
assert.deepEqual(rects, [
|
||||
rect(19, cy + 1, 18, 19, '#ffffff'),
|
||||
rect(18, cy, 20, 1, PAL.metal2),
|
||||
rect(18, cy + 20, 20, 1, PAL.metal2),
|
||||
rect(18, cy, 1, 21, PAL.metal2),
|
||||
rect(37, cy, 1, 21, PAL.metal2),
|
||||
rect(24, cy + 1, 8, 1, '#ffe9a8'),
|
||||
rect(26, cy - 2, 4, 2, PAL.metal2),
|
||||
])
|
||||
assert.deepEqual(alphas, [0.18]); assert.equal(counts.save, 1); assert.equal(counts.restore, 1)
|
||||
})
|
||||
|
||||
test('Kabine wird an der gerundeten Fahrposition gezeichnet und bleibt im Schacht (x 18..38)', () => {
|
||||
const lift = createLift(layout)
|
||||
lift.request({}, 8, 1)
|
||||
lift.update(0.05); lift.update(0.05); lift.update(0.05)
|
||||
assert.ok(!Number.isInteger(lift.y), `Testvoraussetzung: Kabine zwischen Rastern (y ${lift.y})`)
|
||||
const cy = Math.round(lift.y), back = makeCtx(), front = makeCtx()
|
||||
lift.drawBack(back.ctx); lift.drawFront(front.ctx)
|
||||
assert.deepEqual(back.rects[1], rect(18, cy, 20, 21, '#f1f3f8'))
|
||||
assert.deepEqual(back.rects[0], rect(28, 9, 1, cy - 9, PAL.metal2))
|
||||
assert.deepEqual(front.rects[1], rect(18, cy, 20, 1, PAL.metal2))
|
||||
for (const r of [...back.rects.slice(1), ...front.rects]) assert.ok(r.x >= 18 * K && r.x + r.w <= 38 * K, JSON.stringify(r))
|
||||
})
|
||||
Reference in new issue
Block a user