betaflight-configurator/tabs/cli.js

162 lines
4.6 KiB
JavaScript
Raw Normal View History

var CliHistory = function () {
2013-11-01 14:04:55 +00:00
this.history = [];
this.index = 0;
};
CliHistory.prototype = {
2013-11-01 14:04:55 +00:00
add: function (str) {
this.history.push(str);
this.index = this.history.length;
},
prev: function () {
if (this.index > 0) this.index -= 1;
return this.history[this.index];
},
next: function () {
if (this.index < this.history.length) this.index += 1;
return this.history[this.index - 1];
}
2013-12-12 16:10:10 +00:00
};
cli_history = new CliHistory();
2013-04-12 17:17:27 +00:00
function tab_initialize_cli() {
2013-08-26 13:16:49 +00:00
ga_tracker.sendAppView('CLI Page');
GUI.active_tab = 'cli';
2014-03-08 05:25:15 +00:00
// remove any active interval for delayed command
2014-03-08 05:25:15 +00:00
MSP.callbacks_cleanup();
$('#content').load("./tabs/cli.html", function() {
// translate to user-selected language
localize();
CLI_active = true;
2014-03-08 05:25:15 +00:00
// Enter CLI mode
var bufferOut = new ArrayBuffer(1);
var bufView = new Uint8Array(bufferOut);
2014-03-08 05:25:15 +00:00
bufView[0] = 0x23; // #
2013-04-12 17:17:27 +00:00
serial.send(bufferOut, function(writeInfo) {});
2013-04-12 17:17:27 +00:00
var textarea = $('.tab-cli textarea');
textarea.keypress(function(event) {
if (event.which == 13) { // enter
event.preventDefault(); // prevent the adding of new line
var out_string = textarea.val();
var out_arr = out_string.split("\n");
cli_history.add(out_string.trim());
2014-03-08 05:25:15 +00:00
var timeout_needle = 0;
for (var i = 0; i < out_arr.length; i++) {
send_slowly(out_arr, i, timeout_needle++);
}
2014-03-08 05:25:15 +00:00
textarea.val('');
2013-04-12 17:17:27 +00:00
}
});
textarea.keyup(function(event) {
var keyUp = { 38: true }, keyDown = { 40: true };
if (event.keyCode in keyUp)
textarea.val(cli_history.prev());
if (event.keyCode in keyDown)
textarea.val(cli_history.next());
});
2014-03-08 05:25:15 +00:00
// give input element user focus
textarea.focus();
});
2013-04-12 17:17:27 +00:00
}
function send_slowly(out_arr, i, timeout_needle) {
GUI.timeout_add('CLI_send_slowly', function() {
2014-03-08 05:25:15 +00:00
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)
2014-01-18 11:14:18 +00:00
serial.send(bufferOut, function(writeInfo) {});
}, timeout_needle * 5);
}
2013-04-13 10:38:06 +00:00
/* Some info about handling line feeds and carriage return
line feed = LF = \n = 0x0A = 10
carriage return = CR = \r = 0x0D = 13
2014-03-08 05:25:15 +00:00
2013-04-13 10:38:06 +00:00
MAC only understands CR
Linux and Unix only understand LF
Windows understands (both) CRLF
2013-11-15 16:17:22 +00:00
Chrome OS currenty unknown
2013-04-13 10:38:06 +00:00
*/
var sequence_elements = 0;
var CLI_validate_text = "";
function handle_CLI(readInfo) {
var data = new Uint8Array(readInfo.data);
var text = "";
2014-03-08 05:25:15 +00:00
for (var i = 0; i < data.length; i++) {
if (CLI_valid) {
if (data[i] == 27 || sequence_elements > 0) { // ESC + other
sequence_elements++;
2014-03-08 05:25:15 +00:00
// delete previous space
if (sequence_elements == 1) {
text = text.substring(0, text.length -1);
}
2014-03-08 05:25:15 +00:00
// Reset
if (sequence_elements >= 5) {
sequence_elements = 0;
}
}
2014-03-08 05:25:15 +00:00
if (sequence_elements == 0) {
switch (data[i]) {
case 10: // line feed
if (GUI.operating_system != "MacOS") {
text += "<br />";
}
break;
case 13: // carriage return
if (GUI.operating_system == "MacOS") {
text += "<br />";
}
break;
default:
text += String.fromCharCode(data[i]);
}
}
} else {
// try to catch part of valid CLI enter message
CLI_validate_text += String.fromCharCode(data[i]);
}
}
2014-03-08 05:25:15 +00:00
if (!CLI_valid && CLI_validate_text.indexOf('CLI') != -1) {
CLI_valid = true;
CLI_validate_text = "";
2014-03-08 05:25:15 +00:00
text = "Entering CLI Mode, type 'exit' to return, or 'help'<br /><br /># ";
}
2014-03-08 05:25:15 +00:00
$('.tab-cli .window .wrapper').append(text);
2014-03-08 05:25:15 +00:00
$('.tab-cli .window').scrollTop($('.tab-cli .window .wrapper').height());
// there seems to be some sort of initial rendering glitch in 33+, we will force redraw/refill
$('.tab-cli .window .wrapper').css('webkitTransform', 'scale(1)');
}