68 lines
1.6 KiB
TypeScript
68 lines
1.6 KiB
TypeScript
import { createRequire } from 'module'
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import { fileURLToPath } from 'url'
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import { dirname, join } from 'path'
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type ModifiersNapi = {
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getModifiers(): string[]
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isModifierPressed(modifier: string): boolean
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}
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let cachedModule: ModifiersNapi | null = null
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function loadModule(): ModifiersNapi | null {
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if (cachedModule) {
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return cachedModule
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}
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// Only works on macOS
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if (process.platform !== 'darwin') {
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return null
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}
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try {
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if (process.env.MODIFIERS_NODE_PATH) {
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// Bundled mode - use the env var path
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// eslint-disable-next-line @typescript-eslint/no-require-imports
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cachedModule = require(process.env.MODIFIERS_NODE_PATH) as ModifiersNapi
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} else {
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// Dev mode - load from vendor directory
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const modulePath = join(
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dirname(fileURLToPath(import.meta.url)),
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'..',
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'modifiers-napi',
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`${process.arch}-darwin`,
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'modifiers.node',
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)
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cachedModule = createRequire(import.meta.url)(modulePath) as ModifiersNapi
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}
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return cachedModule
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} catch {
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return null
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}
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}
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export function getModifiers(): string[] {
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const mod = loadModule()
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if (!mod) {
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return []
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}
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return mod.getModifiers()
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}
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export function isModifierPressed(modifier: string): boolean {
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const mod = loadModule()
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if (!mod) {
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return false
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}
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return mod.isModifierPressed(modifier)
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}
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/**
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* Pre-warm the native module by loading it in advance.
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* Call this early (e.g., at startup) to avoid delay on first use.
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*/
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export function prewarm(): void {
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// Just call loadModule to cache it
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loadModule()
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}
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