lacymorrow/crossover

// Via https://github.com/reZach/secure-electron-template
const {
    contextBridge,
    ipcRenderer,
} = require( 'electron' )
const unhandled = require( 'electron-unhandled' )
const config = require( '../config/config.js' )
const { debounce } = require( '../config/utils.js' )
const { play: playSound, preload: preloadSounds } = require( './lib/sounds.js' )

// Console.log( 'contextBridge:', contextBridge.internalContextBridge, contextBridge.internalContextBridge.contextIsolationEnabled )

const api = {
    test: 'test',
    config,
    debounce,
    isMacOs: navigator.userAgent.indexOf( 'Mac' ) !== -1,
    isWindows: navigator.userAgent.indexOf( 'Win' ) !== -1,
    playSound,
    preloadSounds,
    unhandled,
    send( channel, ...args ) {

        // Whitelist channels
        const validChannels = new Set( [
            'center_window', 'close_window', 'error', 'focus_window', 'log', 'save_custom_image', 'open_chooser', 'open_settings', 'quit',
        ] )

        if ( validChannels.has( channel ) ) {

            ipcRenderer.send( channel, ...args )

        } else {

            console.warn( `Renderer refused to send IPC message on ${channel}` )

        }

    },

    receive( channel, func ) {

        const validChannels = new Set( [
            'add_class', 'remove_class', 'notify', 'lock_window', 'preload_sounds', 'play_sound', 'set_crosshair', 'set_info_icon', 'set_properties', 'set_reticle',
        ] )

        if ( validChannels.has( channel ) ) {

            // Deliberately strip event as it includes `sender`
            ipcRenderer.on( channel, ( event, ...args ) => func( ...args ) )

        } else {

            console.warn( `Renderer refused to receive IPC message on ${channel}` )

        }

    },

    // invoke( channel, arg ) {

    //     const validChannels = new Set( [
    //         'invoke_test', 'get_bounds', 'play_sound',
    //     ] )

    //     if ( validChannels.has( channel ) ) {

    //         ipcRenderer.invoke( channel, arg )

    //     } else {

    //         console.warn( `Renderer refused to invoke IPC message on ${channel}` )

    //     }

    // },

}

// Spectron issue: https://github.com/electron-userland/spectron/issues/693
// if ( contextBridge.internalContextBridge && contextBridge.internalContextBridge.contextIsolationEnabled ) {

//     /**
//      * The "Main World" is the JavaScript context that your main renderer code runs in.
//      * By default, the page you load in your renderer executes code in this world.
//      *
//      * @see https://www.electronjs.org/docs/api/context-bridge
//      */
//     contextBridge.exposeInMainWorld( 'crossover', api )

// } else {

//     // DeepFreeze from https://github.com/electron-userland/spectron/issues/693#issuecomment-748482545
//     window.crossover = deepFreeze( api )
//     window.testing = true
//     // Github.com/electron-userland/spectron#node-integration
//     // window.electronRequire = require

// }

contextBridge.exposeInMainWorld( 'crossover', api )