gamepad-node/test-mapping-source.js

Browser Gamepad API implementation for Node.js with native SDL2 bindings

import sdl from '@kmamal/sdl';
import fs from 'fs';

console.log('Checking controller mapping source...\n');

sdl.controller.on('deviceAdd', (event) => {
    const device = event.device;
    console.log('Controller:', device.name);
    console.log('GUID:', device.guid);
    
    console.log('\ndevice.mapping:', device.mapping);
    
    // Check if this mapping is in our loaded gamecontrollerdb.txt
    const dbContent = fs.readFileSync('./src/javascript/controllers/gamecontrollerdb.txt', 'utf-8');
    const inCommunityDB = dbContent.includes(device.guid);
    
    console.log('\nIn community gamecontrollerdb.txt:', inCommunityDB);
    
    if (inCommunityDB) {
        const lines = dbContent.split('\n');
        const matchingLine = lines.find(line => line.includes(device.guid));
        console.log('\nCommunity DB mapping:');
        console.log(matchingLine);
    }
    
    // Check the button mapping pattern
    if (device.mapping) {
        const isNintendoPattern = device.mapping.includes('a:b1') && device.mapping.includes('b:b0');
        const isXboxPattern = device.mapping.includes('a:b0') && device.mapping.includes('b:b1');
        
        console.log('\nButton mapping pattern:');
        console.log('  Nintendo-style (a:b1,b:b0):', isNintendoPattern ? '✓' : '✗');
        console.log('  Xbox-style (a:b0,b:b1):', isXboxPattern ? '✓' : '✗');
    }
});

console.log('Connect your controller...');