96 lines
3.3 KiB
JavaScript
96 lines
3.3 KiB
JavaScript
ISOTerminal.prototype.enableRemoteKeyboard = function(opts){
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let service = {
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ready: false,
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reset: (service) => {
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service.ip = localStorage.getItem("keyboardIP") || ""
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service.ip = service.ip.trim()
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service.state = "need-ip"
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service.attempts = 0
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},
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init: function init( mainmenu ){
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this.emit('status',"")
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this.emit('enable-console',{stdout:true})
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service.reset(service)
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setTimeout( () => {
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const clearScreen = "[1;1H[2J\r"
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this.send(clearScreen);
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this.send(`\n\rfor instructions\n\rsee ${document.location.origin}/index.html#Remote%20keyboard\n\n\r`)
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this.send("enter 'm' for mainmenu\n\n\r")
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this.send("[36mkeyboard ip-adress> [0m")
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// autofill ip
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if( service.ip ){
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for( let i = 0; i < service.ip.length; i++ ) this.send(service.ip.charAt(i))
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}
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}, 100 )
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},
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server: (term) => {
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try{
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service.addr = `ws://${service.ip}:9090/`;
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service.ws = new WebSocket(service.addr)
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service.ws.addEventListener("open", () => {
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if( service.state == 'listening' ){
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this.send(`\n\rconnected to ${service.addr}! \\o/\n\r`)
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this.bootMenu()
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}
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service.state = 'receiving'
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})
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service.ws.addEventListener("close", () => {
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service.attempts += 1
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if( service.attempts > 3 && service.state == 'listening'){
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service.reset(service)
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this.send(`\n\roops..I did not detect any connection :/\n\r`)
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localStorage.setItem("keyboardIP","") // reset ip
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this.bootMenu()
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}else setTimeout( () => service.server(term), 1000 ) // retry connection
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}) // retry on EOF
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service.ws.onmessage = function(event) {
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if( !event.data ) return
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event.data.arrayBuffer().then( (buf) => {
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const arr = new Uint8Array(buf)
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let string = Array.from(arr, byte => String.fromCharCode(byte)).join('')
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term.term.handler(string)
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service.state = 'receiving'
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localStorage.setItem("keyboardIP",service.ip) // save ip for later
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})
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};
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}catch(e){
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console.error(e)
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service.reset(service)
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localStorage.setItem("keyboardIP","") // reset ip
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this.bootMenu()
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}
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}
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}
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// initialize REPL
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ISOTerminal.prototype.boot.menu.push(
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{
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key: "k",
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title: (opts) => "connect a remote keyboard",
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init: service.init,
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keyHandler: function(ch){
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this.send(ch)
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if( service.state == 'need-ip'){
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if( ch == 'm'){
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this.send("\n\r")
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this.bootMenu()
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}else if( ch == '\n' || ch == '\r'){
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this.send("\n\rwaiting for connection..")
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service.server(this)
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service.state = 'listening'
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}else{
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service.ip = ch == '\b' ? service.ip.substr(0,this.service.ip.length-1)
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: service.ip + ch
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}
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}
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}
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}
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)
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}
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ISOTerminal.addEventListener('init', function(){
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this.enableRemoteKeyboard()
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})
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