betaflight-configurator/tabs/cli.js

131 lines
3.8 KiB
JavaScript

function tab_initialize_cli() {
ga_tracker.sendAppView('CLI Page');
CLI_active = true;
// Enter CLI mode
var bufferOut = new ArrayBuffer(1);
var bufView = new Uint8Array(bufferOut);
bufView[0] = 0x23; // #
chrome.serial.write(connectionId, bufferOut, function(writeInfo) {
});
$('.tab-cli textarea').keypress(function(event) {
if (event.which == 13) { // enter
var out_string = $('.tab-cli textarea').val();
var out_arr = out_string.split("\n");
var timeout_needle = 0;
for (var i = 0; i < out_arr.length; i++) {
send_slowly(out_arr, i, timeout_needle++);
}
$('.tab-cli textarea').val('');
}
});
// give input element user focus
$('.tab-cli textarea').focus();
// if user clicks inside the console window, input element gets re-focused
$('.tab-cli .window').click(function() {
$('.tab-cli textarea').focus();
});
$('.tab-cli .copy').click(function() {
var text = $('.tab-cli .window .wrapper').html();
text = text.replace(/<br\s*\/?>/mg,"\n"); // replacing br tags with \n to keep some of the formating
var copyFrom = $('<textarea/>');
copyFrom.text(text);
$('body').append(copyFrom);
copyFrom.select();
document.execCommand('copy');
copyFrom.remove();
});
}
function send_slowly(out_arr, i, timeout_needle) {
setTimeout(function() {
var bufferOut = new ArrayBuffer(out_arr[i].length + 1);
var bufView = new Uint8Array(bufferOut);
for (var c_key = 0; c_key < out_arr[i].length; c_key++) {
bufView[c_key] = out_arr[i].charCodeAt(c_key);
}
bufView[out_arr[i].length] = 0x0D; // enter (\n)
chrome.serial.write(connectionId, bufferOut, function(writeInfo) {});
}, timeout_needle * 5);
}
function leave_CLI(callback) {
var bufferOut = new ArrayBuffer(5);
var bufView = new Uint8Array(bufferOut);
bufView[0] = 0x65; // e
bufView[1] = 0x78; // x
bufView[2] = 0x69; // i
bufView[3] = 0x74; // t
bufView[4] = 0x0D; // enter
chrome.serial.write(connectionId, bufferOut, function(writeInfo) {
if (typeof callback !== 'undefined') {
callback();
}
});
CLI_active = false;
}
/* Some info about handling line feeds and carriage return
line feed = LF = \n = 0x0A = 10
carriage return = CR = \r = 0x0D = 13
MAC only understands CR
Linux and Unix only understand LF
Windows understands (both) CRLF
*/
var sequence_elements = 0;
function handle_CLI(data) {
if (data == 27 || sequence_elements > 0) { // ESC + other
sequence_elements++;
// delete previous space
if (sequence_elements == 1) {
var content_string = $('.tab-cli .window .wrapper').html();
var new_string = content_string.substring(0, content_string.length -1);
$('.tab-cli .window .wrapper').html(new_string);
}
// Reset
if (sequence_elements >= 5) {
sequence_elements = 0;
}
}
if (sequence_elements == 0) {
switch (data) {
case 10: // line feed
if (OS == "Windows" || OS == "Linux" || OS == "UNIX") {
$('.tab-cli .window .wrapper').append("<br />");
}
break;
case 13: // carriage return
if (OS == "MacOS") {
$('.tab-cli .window .wrapper').append("<br />");
}
break;
default:
$('.tab-cli .window .wrapper').append(String.fromCharCode(data));
$('.tab-cli .window').scrollTop($('.tab-cli .window .wrapper').height());
}
}
}