Files
heros_web/scripts/measure-performance.mjs

703 lines
28 KiB
JavaScript

import { spawn } from 'node:child_process';
import { existsSync, readdirSync, statSync, writeFileSync } from 'node:fs';
import { join } from 'node:path';
import { chromium } from 'playwright';
import { desktopBrowserContextOptions, desktopBrowserViewport } from './desktop-browser-viewport.mjs';
const measureRenderer = readRenderer(process.env.MEASURE_RENDERER ?? 'webgl');
const targetUrl = withDebugParam(process.env.MEASURE_URL ?? 'http://127.0.0.1:4173/heros_web/');
const outputPath = process.env.MEASURE_OUT ?? 'dist/performance-report.json';
const baselineViewport = desktopBrowserViewport;
const chromiumLaunchOptions = Object.freeze({
headless: true,
args: ['--use-angle=swiftshader', '--enable-unsafe-swiftshader']
});
const legacyUiScale = 1.5;
const budgets = {
titleReadyMs: readBudget('PERF_BUDGET_TITLE_READY_MS', 30000),
storyReadyFromNewGameMs: readBudget('PERF_BUDGET_STORY_READY_MS', 30000),
firstBattleReadyFromStoryMs: readBudget('PERF_BUDGET_BATTLE_READY_MS', 6000),
firstBattlePlayableFromStoryMs: readBudget('PERF_BUDGET_BATTLE_PLAYABLE_MS', 25000),
firstLoadEncodedKB: readBudget('PERF_BUDGET_FIRST_LOAD_KB', 10000),
storyTransitionEncodedKB: readBudget('PERF_BUDGET_STORY_TRANSITION_KB', 15000),
battleEntryTransitionEncodedKB: readBudget('PERF_BUDGET_BATTLE_ENTRY_KB', 45000),
battleTransitionEncodedKB: readBudget('PERF_BUDGET_BATTLE_TRANSITION_KB', 110000),
storyBattleTransitionEncodedKB: readBudget('PERF_BUDGET_STORY_BATTLE_TRANSITION_KB', 125000),
storyActionSheetRequests: 0,
battleEntryActionSheetRequests: 0,
largestJsKB: readBudget('PERF_BUDGET_LARGEST_JS_KB', 2500)
};
async function clickLegacyUi(page, x, y, options) {
await page.mouse.click(x * legacyUiScale, y * legacyUiScale, options);
}
async function clickBattleDeploymentStart(page) {
const point = await page.evaluate(() => {
const scene = window.__HEROS_GAME__?.scene.getScene('BattleScene');
const layout = scene?.layout;
const canvas = document.querySelector('canvas');
const bounds = canvas?.getBoundingClientRect();
if (!scene || !layout || !canvas || !bounds) {
return null;
}
const logicalX = layout.panelX + 24 + (layout.panelWidth - 48) / 2;
const logicalY = layout.panelY + layout.panelHeight - 76 + 17;
return {
x: bounds.left + logicalX * bounds.width / scene.scale.width,
y: bounds.top + logicalY * bounds.height / scene.scale.height
};
});
if (!point || !Number.isFinite(point.x) || !Number.isFinite(point.y)) {
throw new Error(`Expected a runtime deployment start point: ${JSON.stringify(point)}`);
}
await page.mouse.click(point.x, point.y);
}
let serverProcess;
let browser;
try {
serverProcess = await ensurePreviewServer(targetUrl);
browser = await chromium.launch(chromiumLaunchOptions);
const context = await browser.newContext(desktopBrowserContextOptions);
await context.addInitScript(() => {
window.localStorage.clear();
window.__HEROS_WEBGL_QA_EVENTS__ = [];
window.addEventListener(
'webglcontextlost',
(event) => {
window.__HEROS_WEBGL_QA_EVENTS__.push({ type: event.type, at: performance.now() });
},
true
);
window.addEventListener(
'webglcontextrestored',
(event) => {
window.__HEROS_WEBGL_QA_EVENTS__.push({ type: event.type, at: performance.now() });
},
true
);
});
const page = await context.newPage();
const pageErrors = [];
page.on('pageerror', (error) => pageErrors.push(error.message));
const titleStartedAt = Date.now();
await page.goto(targetUrl, { waitUntil: 'domcontentloaded' });
await waitForTitle(page);
const rendering = await readRenderingProbe(page);
assertRenderingProbe(rendering, measureRenderer);
await page.waitForLoadState('networkidle', { timeout: 120000 });
const titleMs = Date.now() - titleStartedAt;
const titleEntries = await resourceEntries(page);
const storyStartedAt = Date.now();
await clickLegacyUi(page, 962, 240);
await waitForStoryReady(page);
await page.waitForLoadState('networkidle', { timeout: 120000 });
const storyMs = Date.now() - storyStartedAt;
const storyEntries = await resourceEntries(page);
const battleTransitionStart = await advanceStoryUntilBattle(page, 'first-battle-zhuo-commandery');
const battleStartedAt = battleTransitionStart.startedAt;
const battleReadyState = await waitForBattleReady(page, 'first-battle-zhuo-commandery');
const battleReadyMs = Date.now() - battleStartedAt;
const battleReadyEntries = await resourceEntries(page);
let firstBattlePlayableMs = battleReadyMs;
let battlePlayableState = battleReadyState;
if (battleReadyState.phase === 'deployment') {
await clickBattleDeploymentStart(page);
battlePlayableState = await waitForBattlePlayable(page, 'first-battle-zhuo-commandery');
firstBattlePlayableMs = Date.now() - battleStartedAt;
}
assert(
battleReadyState.combatAssets?.baseReady === true && battleReadyState.combatAssets?.actionReady === false,
`Expected deployment to open from base sheets before action sheets: ${JSON.stringify(battleReadyState)}`
);
assert(
battlePlayableState.combatAssets?.status === 'ready' || battlePlayableState.combatAssets?.status === 'degraded',
`Expected combat assets to settle before battle play: ${JSON.stringify(battlePlayableState)}`
);
if (battlePlayableState.combatAssets?.status === 'ready') {
assert(
battlePlayableState.combatAssets.actionReady === true && battlePlayableState.combatAssets.portraitReady === true,
`Expected all deferred combat assets before battle play: ${JSON.stringify(battlePlayableState)}`
);
}
await page.waitForLoadState('networkidle', { timeout: 120000 });
const battleEntries = await resourceEntries(page);
const combatAssetStallFallback = measureRenderer === 'webgl'
? {
action: await verifyCombatAssetStallFallback(browser, targetUrl, 'action'),
portrait: await verifyCombatAssetStallFallback(browser, targetUrl, 'portrait')
}
: null;
const titleNames = new Set(titleEntries.map((entry) => entry.name));
const preBattleNames = new Set(battleTransitionStart.resourceEntries.map((entry) => entry.name));
const battleReadyNames = new Set(battleReadyEntries.map((entry) => entry.name));
const storyOnly = storyEntries.filter((entry) => !titleNames.has(entry.name));
const battleEntryOnly = battleReadyEntries.filter((entry) => !preBattleNames.has(entry.name));
const battleOnly = battleEntries.filter((entry) => !preBattleNames.has(entry.name));
const battleDeferredOnly = battleOnly.filter((entry) => !battleReadyNames.has(entry.name));
const storyTransition = segmentStats(storyOnly);
const battleEntryTransition = segmentStats(battleEntryOnly);
const battleDeferredTransition = segmentStats(battleDeferredOnly);
const battleTransition = segmentStats(battleOnly);
const report = {
targetUrl,
measuredAt: new Date().toISOString(),
viewport: { ...baselineViewport },
deviceScaleFactor: desktopBrowserContextOptions.deviceScaleFactor,
rendering,
timingsMs: {
titleReady: titleMs,
storyReadyFromNewGame: storyMs,
firstBattleReadyFromStory: battleReadyMs,
firstBattlePlayableFromStory: firstBattlePlayableMs
},
build: buildStats(),
firstLoad: segmentStats(titleEntries),
storyTransition,
battleEntryTransition,
battleDeferredTransition,
battleTransition,
assetPolicy: {
storyActionSheetRequests: actionSheetFiles(storyOnly),
battleEntryActionSheetRequests: actionSheetFiles(battleEntryOnly),
battleDeferredActionSheetRequests: actionSheetFiles(battleDeferredOnly),
battleActionSheetRequests: actionSheetFiles(battleOnly)
},
battleAssetStreaming: {
entry: battleReadyState.combatAssets,
playable: battlePlayableState.combatAssets
},
combatAssetStallFallback
};
report.budget = evaluateBudgets(report, budgets);
writeFileSync(outputPath, `${JSON.stringify(report, null, 2)}\n`);
console.log(`Performance report written to ${outputPath}`);
console.log(JSON.stringify({
timingsMs: report.timingsMs,
firstLoad: report.firstLoad.summary,
storyTransition: report.storyTransition.summary,
battleEntryTransition: report.battleEntryTransition.summary,
battleDeferredTransition: report.battleDeferredTransition.summary,
battleTransition: report.battleTransition.summary,
largestJs: report.build.javascript[0] ?? null,
budget: report.budget.summary
}, null, 2));
if (report.budget.failures.length > 0) {
throw new Error(`Performance budget failed: ${report.budget.failures.map((failure) => `${failure.metric}=${failure.actual} > ${failure.budget}`).join(', ')}`);
}
if (pageErrors.length > 0) {
throw new Error(`Performance run reported page errors: ${JSON.stringify(pageErrors, null, 2)}`);
}
} finally {
await browser?.close();
if (serverProcess && !serverProcess.killed) {
serverProcess.kill();
}
}
function withDebugParam(url) {
const parsed = new URL(url);
parsed.searchParams.set('debug', '1');
parsed.searchParams.set('renderer', measureRenderer);
return parsed.toString();
}
function readRenderer(value) {
if (value !== 'webgl' && value !== 'canvas') {
throw new Error(`MEASURE_RENDERER must be "webgl" or "canvas", received "${value}".`);
}
return value;
}
async function readRenderingProbe(page) {
return page.evaluate(() => {
const game = window.__HEROS_GAME__;
const canvas = document.querySelector('canvas');
const bounds = canvas?.getBoundingClientRect();
const gl = game?.renderer?.gl ?? null;
const webgl2 = typeof WebGL2RenderingContext !== 'undefined' && gl instanceof WebGL2RenderingContext;
const webgl1 = typeof WebGLRenderingContext !== 'undefined' && gl instanceof WebGLRenderingContext;
return {
requestedRenderer: new URLSearchParams(window.location.search).get('renderer'),
renderer: {
type: game?.renderer?.type ?? null,
name: game?.renderer?.constructor?.name ?? null
},
viewport: {
width: window.innerWidth,
height: window.innerHeight,
deviceScaleFactor: window.devicePixelRatio
},
canvas: canvas
? {
width: canvas.width,
height: canvas.height,
clientWidth: canvas.clientWidth,
clientHeight: canvas.clientHeight,
bounds: bounds
? { x: bounds.x, y: bounds.y, width: bounds.width, height: bounds.height }
: null
}
: null,
webgl: gl
? {
contextType: webgl2 ? 'webgl2' : webgl1 ? 'webgl' : 'unknown',
drawingBufferWidth: gl.drawingBufferWidth,
drawingBufferHeight: gl.drawingBufferHeight,
contextLost: gl.isContextLost(),
errorCode: gl.getError(),
noErrorCode: gl.NO_ERROR
}
: null,
webglEvents: window.__HEROS_WEBGL_QA_EVENTS__ ?? []
};
});
}
function assertRenderingProbe(probe, expectedRenderer) {
const expectedRendererType = expectedRenderer === 'webgl' ? 2 : 1;
assert(probe.requestedRenderer === expectedRenderer, `Expected ${expectedRenderer} query parameter: ${JSON.stringify(probe)}`);
assert(
probe.viewport?.width === baselineViewport.width &&
probe.viewport?.height === baselineViewport.height &&
probe.viewport?.deviceScaleFactor === desktopBrowserContextOptions.deviceScaleFactor,
`Expected ${baselineViewport.width}x${baselineViewport.height} DPR ${desktopBrowserContextOptions.deviceScaleFactor} viewport: ${JSON.stringify(probe)}`
);
assert(
probe.canvas?.width === baselineViewport.width &&
probe.canvas?.height === baselineViewport.height &&
probe.canvas?.clientWidth === baselineViewport.width &&
probe.canvas?.clientHeight === baselineViewport.height &&
probe.canvas?.bounds?.width === baselineViewport.width &&
probe.canvas?.bounds?.height === baselineViewport.height,
`Expected an exact FHD game canvas: ${JSON.stringify(probe)}`
);
assert(probe.renderer?.type === expectedRendererType, `Expected Phaser ${expectedRenderer} renderer type ${expectedRendererType}: ${JSON.stringify(probe)}`);
if (expectedRenderer === 'webgl') {
assert(probe.webgl?.contextType === 'webgl' || probe.webgl?.contextType === 'webgl2', `Expected an active WebGL context: ${JSON.stringify(probe)}`);
assert(
probe.webgl.drawingBufferWidth === baselineViewport.width && probe.webgl.drawingBufferHeight === baselineViewport.height,
`Expected an FHD WebGL drawing buffer: ${JSON.stringify(probe)}`
);
assert(probe.webgl.contextLost === false, `Expected the WebGL context to remain active: ${JSON.stringify(probe)}`);
assert(probe.webgl.errorCode === probe.webgl.noErrorCode, `Expected no WebGL error flag: ${JSON.stringify(probe)}`);
assert(probe.webglEvents.length === 0, `Expected no WebGL context loss/restoration events: ${JSON.stringify(probe)}`);
}
}
async function waitForTitle(page) {
await page.waitForFunction(() => document.querySelector('canvas') !== null, undefined, { timeout: 90000 });
await page.waitForFunction(() => window.__HEROS_DEBUG__ !== undefined, undefined, { timeout: 90000 });
await page.waitForFunction(() => {
const activeScenes = window.__HEROS_DEBUG__?.activeScenes() ?? [];
const webglEvents = window.__HEROS_WEBGL_QA_EVENTS__ ?? [];
return activeScenes.includes('TitleScene') || webglEvents.some((event) => event.type === 'webglcontextlost');
}, undefined, { timeout: 90000 });
const startupState = await page.evaluate(() => ({
activeScenes: window.__HEROS_DEBUG__?.activeScenes() ?? [],
webglEvents: window.__HEROS_WEBGL_QA_EVENTS__ ?? []
}));
assert(
startupState.activeScenes.includes('TitleScene'),
`Renderer failed before TitleScene became active: ${JSON.stringify(startupState)}`
);
}
async function waitForStoryReady(page) {
await page.waitForFunction(() => {
const activeScenes = window.__HEROS_DEBUG__?.activeScenes() ?? [];
const story = window.__HEROS_DEBUG__?.scene('StoryScene')?.getDebugState?.();
return activeScenes.includes('StoryScene') && story?.ready === true;
}, undefined, { timeout: 120000 });
}
async function advanceStoryUntilBattle(page, battleId) {
for (let i = 0; i < 48; i += 1) {
const state = await page.evaluate((expectedBattleId) => {
try {
const battle = window.__HEROS_DEBUG__?.battle();
const story = window.__HEROS_DEBUG__?.scene('StoryScene')?.getDebugState?.();
return {
battleReady: battle?.scene === 'BattleScene' && battle?.battleId === expectedBattleId,
storyReady: story?.ready === true,
storyLastPage: story?.isLastPage === true,
storyTargetsBattle: story?.nextScene === 'BattleScene',
currentPageReady: story?.assetStreaming?.currentPageReady === true,
villageReady: window.__HEROS_DEBUG__?.village?.()?.ready === true,
militiaCampReady: window.__HEROS_DEBUG__?.militiaCamp?.()?.ready === true
};
} catch {
return {};
}
}, battleId);
if (state.battleReady) {
throw new Error('Battle became ready before the transition start could be measured.');
}
if (state.storyReady && state.storyLastPage && state.storyTargetsBattle && state.currentPageReady) {
await page.waitForTimeout(600);
const entries = await resourceEntries(page);
const startedAt = Date.now();
await page.keyboard.press('Space');
return { startedAt, resourceEntries: entries };
}
if (state.villageReady) {
const advanced = await page.evaluate(() => {
const scene = window.__HEROS_GAME__?.scene.getScene('PrologueVillageScene');
return scene?.debugCompleteVillage?.() ?? false;
});
if (!advanced) {
throw new Error('Playable prologue village was ready but could not advance to the brotherhood story.');
}
await page.waitForTimeout(400);
continue;
}
if (state.militiaCampReady) {
const advanced = await page.evaluate(() => {
const scene = window.__HEROS_GAME__?.scene.getScene('PrologueMilitiaCampScene');
return scene?.debugCompleteCamp?.() ?? false;
});
if (!advanced) {
throw new Error('Playable prologue militia camp was ready but could not advance to the departure story.');
}
await page.waitForTimeout(400);
continue;
}
await page.keyboard.press('Space');
await page.waitForTimeout(220);
}
throw new Error(`Story did not reach the battle transition for ${battleId}.`);
}
async function waitForBattleReady(page, battleId) {
return page.waitForFunction((expectedBattleId) => {
try {
const state = window.__HEROS_DEBUG__?.battle();
return (
state?.scene === 'BattleScene' &&
state?.battleId === expectedBattleId &&
(state?.phase === 'deployment' || state?.phase === 'idle') &&
state?.mapBackgroundReady === true &&
state?.combatAssets?.baseReady === true &&
state?.resultVisible === false
)
? { phase: state.phase, combatAssets: state.combatAssets }
: false;
} catch {
return false;
}
}, battleId, { timeout: 120000 }).then((handle) => handle.jsonValue());
}
async function waitForBattlePlayable(page, battleId) {
return page.waitForFunction((expectedBattleId) => {
try {
const state = window.__HEROS_DEBUG__?.battle();
return (
state?.scene === 'BattleScene' &&
state?.battleId === expectedBattleId &&
state?.phase === 'idle' &&
state?.mapBackgroundReady === true &&
(state?.combatAssets?.status === 'ready' || state?.combatAssets?.status === 'degraded') &&
state?.triggeredBattleEvents?.includes('opening') &&
state?.resultVisible === false
)
? { phase: state.phase, combatAssets: state.combatAssets }
: false;
} catch {
return false;
}
}, battleId, { timeout: 30000 }).then((handle) => handle.jsonValue());
}
async function verifyCombatAssetStallFallback(browserInstance, baseUrl, kind) {
const context = await browserInstance.newContext(desktopBrowserContextOptions);
const pageErrors = [];
let stalledUrl = null;
const stallReleaseMs = 1800;
const watchdogMs = 450;
try {
await context.addInitScript(() => window.localStorage.clear());
const page = await context.newPage();
page.on('pageerror', (error) => pageErrors.push(error.message));
await page.route('**/*', async (route) => {
const url = route.request().url();
const fileName = decodeURIComponent(url.split('/').pop()?.split('?')[0] ?? '');
const shouldStall = kind === 'action'
? /^unit-.*-actions-[^.]+\.(?:png|webp)$/i.test(fileName)
: /^(?:liu-bei|guan-yu|zhang-fei)-[^.]+\.webp$/i.test(fileName);
const isSelectedStall = shouldStall && (!stalledUrl || stalledUrl === url);
if (isSelectedStall) {
stalledUrl ??= url;
await delay(stallReleaseMs);
await route.abort('timedout');
return;
}
await route.continue();
});
const battleUrl = new URL(baseUrl);
battleUrl.searchParams.set('debug', '1');
battleUrl.searchParams.set('renderer', 'webgl');
battleUrl.searchParams.set('debugBattle', 'first-battle-zhuo-commandery');
battleUrl.searchParams.set('debugCombatAssetWatchdogMs', String(watchdogMs));
battleUrl.searchParams.set('assetStallQa', kind);
await page.goto(battleUrl.toString(), { waitUntil: 'domcontentloaded' });
const entry = await waitForBattleReady(page, 'first-battle-zhuo-commandery');
assert(
entry.phase === 'deployment' && entry.combatAssets?.baseReady === true,
`Expected ${kind} stall QA to reach deployment from base sheets: ${JSON.stringify(entry)}`
);
await clickBattleDeploymentStart(page);
const playable = await waitForBattlePlayable(page, 'first-battle-zhuo-commandery');
const settled = await page.evaluate(() => window.__HEROS_DEBUG__?.battle()?.combatAssets ?? null);
assert(stalledUrl, `Expected ${kind} stall QA to intercept one deferred asset request.`);
assert(
playable.combatAssets?.status === 'degraded' &&
settled?.pendingDeploymentConfirmation === false &&
settled?.settlementCount === 1,
`Expected ${kind} stall watchdog to settle once and resume pending combat: ${JSON.stringify({ playable, settled, stalledUrl })}`
);
const fallback = await page.evaluate((assetKind) => {
const battle = window.__HEROS_DEBUG__?.battle();
if (!battle) {
return null;
}
if (assetKind === 'action') {
const missing = new Set(battle.combatAssets?.missingActionKeys ?? []);
const unitTextures = (battle.units ?? []).map((unit) => ({
id: unit.id,
textureBase: unit.textureBase,
actionTexture: unit.actionTexture
}));
return {
missingKeys: [...missing],
fallbackUnitIds: unitTextures
.filter((unit) => missing.has(unit.textureBase) && unit.actionTexture === unit.textureBase)
.map((unit) => unit.id),
unitTextures
};
}
return {
missingKeys: [...(battle.combatAssets?.missingPortraitKeys ?? [])],
fallbackUnitIds: (battle.units ?? [])
.filter((unit) => unit.combatPortraitKey && !unit.combatPortraitReady)
.map((unit) => unit.id)
};
}, kind);
assert(
fallback?.missingKeys?.length > 0 && fallback?.fallbackUnitIds?.length > 0,
`Expected ${kind} stall QA to expose a concrete fallback: ${JSON.stringify(fallback)}`
);
await page.waitForTimeout(stallReleaseMs + 350);
const afterLateFailure = await page.evaluate(() => {
const battle = window.__HEROS_DEBUG__?.battle();
return {
phase: battle?.phase ?? null,
status: battle?.combatAssets?.status ?? null,
pending: battle?.combatAssets?.pendingDeploymentConfirmation ?? null,
settlementCount: battle?.combatAssets?.settlementCount ?? null
};
});
assert(
afterLateFailure.phase === 'idle' &&
afterLateFailure.status === 'degraded' &&
afterLateFailure.pending === false &&
afterLateFailure.settlementCount === 1,
`Expected late ${kind} completion/error callbacks to remain inert: ${JSON.stringify(afterLateFailure)}`
);
assert(pageErrors.length === 0, `Expected no page errors during ${kind} stall fallback: ${JSON.stringify(pageErrors)}`);
return {
status: afterLateFailure.status,
settlementCount: afterLateFailure.settlementCount,
missingKeyCount: fallback.missingKeys.length,
fallbackUnitIds: fallback.fallbackUnitIds,
stalledFile: decodeURIComponent(stalledUrl.split('/').pop()?.split('?')[0] ?? '')
};
} finally {
await context.close();
}
}
async function resourceEntries(page) {
return page.evaluate(() =>
performance.getEntriesByType('resource').map((entry) => ({
name: entry.name,
initiatorType: entry.initiatorType,
startTime: Math.round(entry.startTime),
duration: Math.round(entry.duration),
transferSize: entry.transferSize || 0,
encodedBodySize: entry.encodedBodySize || 0
}))
);
}
function segmentStats(entries) {
const encodedBytes = entries.reduce((sum, entry) => sum + entry.encodedBodySize, 0);
const transferBytes = entries.reduce((sum, entry) => sum + entry.transferSize, 0);
const byExt = {};
entries.forEach((entry) => {
const ext = extensionOf(entry.name);
byExt[ext] ??= { count: 0, encodedKB: 0, transferKB: 0 };
byExt[ext].count += 1;
byExt[ext].encodedKB += bytesToKb(entry.encodedBodySize);
byExt[ext].transferKB += bytesToKb(entry.transferSize);
});
return {
summary: {
requests: entries.length,
encodedKB: bytesToKb(encodedBytes),
transferKB: bytesToKb(transferBytes)
},
byExt,
largest: [...entries]
.sort((left, right) => right.encodedBodySize - left.encodedBodySize)
.slice(0, 12)
.map((entry) => ({
file: entry.name.split('/').pop(),
encodedKB: bytesToKb(entry.encodedBodySize),
startMs: entry.startTime,
durationMs: entry.duration
}))
};
}
function buildStats() {
const assetsDir = join(process.cwd(), 'dist', 'assets');
if (!existsSync(assetsDir)) {
return { javascript: [], sourcemaps: [] };
}
const assets = readdirSync(assetsDir)
.map((file) => ({ file, sizeKB: bytesToKb(statSync(join(assetsDir, file)).size) }))
.sort((left, right) => right.sizeKB - left.sizeKB);
return {
javascript: assets.filter((asset) => asset.file.endsWith('.js')),
sourcemaps: assets.filter((asset) => asset.file.endsWith('.map'))
};
}
function extensionOf(name) {
const path = name.split('?')[0];
return path.match(/\.([a-z0-9]+)$/i)?.[1]?.toLowerCase() ?? 'other';
}
function actionSheetFiles(entries) {
return entries
.map((entry) => decodeURIComponent(entry.name.split('/').pop() ?? entry.name))
.filter((file) => /^unit-.*-actions(?:-[^.]+)?\.(?:png|webp)(?:[?#]|$)/i.test(file));
}
function bytesToKb(bytes) {
return Math.round((bytes / 1024) * 10) / 10;
}
function readBudget(name, fallback) {
const value = Number(process.env[name]);
return Number.isFinite(value) && value > 0 ? value : fallback;
}
function evaluateBudgets(report, budgetValues) {
const largestJs = report.build.javascript[0]?.sizeKB ?? 0;
const storyBattleTransitionEncodedKB = bytesToKb(
(report.storyTransition.summary.encodedKB + report.battleTransition.summary.encodedKB) * 1024
);
const checks = [
['titleReadyMs', report.timingsMs.titleReady, budgetValues.titleReadyMs],
['storyReadyFromNewGameMs', report.timingsMs.storyReadyFromNewGame, budgetValues.storyReadyFromNewGameMs],
['firstBattleReadyFromStoryMs', report.timingsMs.firstBattleReadyFromStory, budgetValues.firstBattleReadyFromStoryMs],
['firstBattlePlayableFromStoryMs', report.timingsMs.firstBattlePlayableFromStory, budgetValues.firstBattlePlayableFromStoryMs],
['firstLoadEncodedKB', report.firstLoad.summary.encodedKB, budgetValues.firstLoadEncodedKB],
['storyTransitionEncodedKB', report.storyTransition.summary.encodedKB, budgetValues.storyTransitionEncodedKB],
['battleEntryTransitionEncodedKB', report.battleEntryTransition.summary.encodedKB, budgetValues.battleEntryTransitionEncodedKB],
['battleTransitionEncodedKB', report.battleTransition.summary.encodedKB, budgetValues.battleTransitionEncodedKB],
['storyBattleTransitionEncodedKB', storyBattleTransitionEncodedKB, budgetValues.storyBattleTransitionEncodedKB],
['storyActionSheetRequests', report.assetPolicy.storyActionSheetRequests.length, budgetValues.storyActionSheetRequests],
['battleEntryActionSheetRequests', report.assetPolicy.battleEntryActionSheetRequests.length, budgetValues.battleEntryActionSheetRequests],
['largestJsKB', largestJs, budgetValues.largestJsKB]
];
const failures = checks
.filter(([, actual, budget]) => actual > budget)
.map(([metric, actual, budget]) => ({ metric, actual, budget }));
return {
summary: {
status: failures.length === 0 ? 'pass' : 'fail',
checked: checks.length,
failures: failures.length
},
budgets: budgetValues,
failures
};
}
async function ensurePreviewServer(url) {
if (await canReach(url)) {
return undefined;
}
const parsed = new URL(url);
const isLocal = ['localhost', '127.0.0.1', '0.0.0.0'].includes(parsed.hostname);
if (!isLocal) {
throw new Error(`No server responded at ${url}`);
}
const stderr = [];
const child = spawn(process.execPath, ['node_modules/vite/bin/vite.js', 'preview', '--host', '127.0.0.1', '--port', parsed.port || '4173'], {
cwd: process.cwd(),
env: process.env,
stdio: ['ignore', 'pipe', 'pipe']
});
child.stderr.on('data', (chunk) => stderr.push(chunk.toString()));
child.stdout.on('data', () => {});
for (let i = 0; i < 120; i += 1) {
if (await canReach(url)) {
return child;
}
await delay(250);
}
child.kill();
throw new Error(`Vite preview did not start at ${url}\n${stderr.join('')}`);
}
async function canReach(url) {
try {
const response = await fetch(url, { signal: AbortSignal.timeout(1000) });
return response.ok;
} catch {
return false;
}
}
function delay(ms) {
return new Promise((resolve) => setTimeout(resolve, ms));
}
function assert(condition, message) {
if (!condition) {
throw new Error(message);
}
}