feat: update default rom resolve function to use retrobrews

examples/index.html

@@ -18,5 +18,10 @@ <h2>Example 2</h2>
  <div>
  <button id="run-example-2">run</button>
  </div>
+
+ <h2>Example 3</h2>
+ <div>
+ <button id="run-example-3">run</button>
+ </div>
 </body>
 </html>

examples/index.ts

@@ -1,32 +1,12 @@
 import { Nostalgist } from '../src'
 
-Nostalgist.configure({
- resolveCoreJs({ core }) {
- return `/cores/${core}_libretro.js`
- },
-
- resolveCoreWasm({ core }) {
- return `/cores/${core}_libretro.wasm`
- },
-
- resolveRom({ options: { core }, file }) {
- const directory = {
- genesis_plus_gx: 'megadrive',
- fceumm: 'nes',
- }[`${core}`]
- if (directory && typeof file === 'string') {
- return `/roms/${encodeURIComponent(directory)}/${encodeURIComponent(file)}`
- }
- },
-})
-
 async function runExample1() {
- await Nostalgist.nes('Alter Ego.nes')
+ await Nostalgist.nes('assimilate.nes')
 }
 
 async function runExample2() {
  const nostalgist = await Nostalgist.launch({
- rom: '30YearsOfNintendont.zip',
+ rom: 'astroperdido.bin',
  core: 'genesis_plus_gx',
  })
  await new Promise((resolve) => setTimeout(resolve, 1000))
@@ -35,12 +15,13 @@ async function runExample2() {
 }
 
 async function runExample3() {
- await Nostalgist.gba('super tile bros.nes')
+ await Nostalgist.gba('awerewolftale.gba')
 }
 
 function main() {
  document.body.querySelector('#run-example-1').addEventListener('click', runExample1)
  document.body.querySelector('#run-example-2').addEventListener('click', runExample2)
+ document.body.querySelector('#run-example-3').addEventListener('click', runExample3)
 }
 
 main()

src/options.ts

@@ -37,11 +37,16 @@ const defaultRetroarchConfig: RetroArchConfig = {
  input_player4_analog_dpad_mode: 1,
 }
 
-const coreBaseUrl = 'https://cdn.jsdelivr.net/gh'
+const cdnBaseUrl = 'https://cdn.jsdelivr.net/gh'
+
 const coreRepo = 'arianrhodsandlot/retroarch-emscripten-build'
 const coreVersion = 'v1.16.0'
 const coreDirectory = 'retroarch'
 
+function isUrl(string: string) {
+ return string.startsWith('http://') || string.startsWith('https://') || string.startsWith('//')
+}
+
 export function getDefaultOptions() {
  const defaultOptions: Omit<NostalgistOptions, 'core'> = {
  element: '#canvas',
@@ -50,14 +55,36 @@ export function getDefaultOptions() {
  retroarchCoreConfig: {},
 
  resolveCoreJs({ core }) {
- return `${coreBaseUrl}/${coreRepo}@${coreVersion}/${coreDirectory}/${core}_libretro.js`
+ return `${cdnBaseUrl}/${coreRepo}@${coreVersion}/${coreDirectory}/${core}_libretro.js`
  },
 
  resolveCoreWasm({ core }) {
- return `${coreBaseUrl}/${coreRepo}@${coreVersion}/${coreDirectory}/${core}_libretro.wasm`
+ return `${cdnBaseUrl}/${coreRepo}@${coreVersion}/${coreDirectory}/${core}_libretro.wasm`
  },
 
  resolveRom({ file }) {
+ if (typeof file === 'string') {
+ if (!isUrl(file)) {
+ let romRepo = ''
+ if (file.endsWith('.nes')) {
+ romRepo = 'retrobrews/nes-games'
+ } else if (file.endsWith('.sfc')) {
+ romRepo = 'retrobrews/snes-games'
+ } else if (file.endsWith('.gb') || file.endsWith('.gbc')) {
+ romRepo = 'retrobrews/gbc-games'
+ } else if (file.endsWith('.gba')) {
+ romRepo = 'retrobrews/gba-games'
+ } else if (file.endsWith('.sms')) {
+ romRepo = 'retrobrews/sms-games'
+ } else if (file.endsWith('.md') || file.endsWith('.bin')) {
+ romRepo = 'retrobrews/md-games'
+ }
+ if (romRepo) {
+ const encodedFile = encodeURIComponent(file)
+ return `${cdnBaseUrl}/${romRepo}@master/${encodedFile}`
+ }
+ } 
+ }
  return file || []
  },