148 lines
4.2 KiB
JavaScript
148 lines
4.2 KiB
JavaScript
var CliHistory = function () {
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this.history = [];
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this.index = 0;
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};
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CliHistory.prototype = {
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add: function (str) {
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this.history.push(str);
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this.index = this.history.length;
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},
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prev: function () {
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if (this.index > 0) this.index -= 1;
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return this.history[this.index];
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},
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next: function () {
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if (this.index < this.history.length) this.index += 1;
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return this.history[this.index - 1];
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}
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}
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cli_history = new CliHistory();
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function tab_initialize_cli() {
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ga_tracker.sendAppView('CLI Page');
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GUI.active_tab = 'cli';
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CLI_active = true;
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// Enter CLI mode
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var bufferOut = new ArrayBuffer(1);
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var bufView = new Uint8Array(bufferOut);
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bufView[0] = 0x23; // #
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chrome.serial.write(connectionId, bufferOut, function(writeInfo) {});
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var textarea = $('.tab-cli textarea');
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textarea.keypress(function(event) {
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if (event.which == 13) { // enter
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var out_string = $('.tab-cli textarea').val();
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var out_arr = out_string.split("\n");
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cli_history.add(out_string.trim());
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var timeout_needle = 0;
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for (var i = 0; i < out_arr.length; i++) {
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send_slowly(out_arr, i, timeout_needle++);
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}
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$('.tab-cli textarea').val('');
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}
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});
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textarea.keyup(function(event) {
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var keyUp = { 38: true }, keyDown = { 40: true };
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if (event.keyCode in keyUp)
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textarea.val(cli_history.prev());
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if (event.keyCode in keyDown)
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textarea.val(cli_history.next());
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});
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// give input element user focus
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$('.tab-cli textarea').focus();
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// if user clicks inside the console window, input element gets re-focused
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$('.tab-cli .window').click(function() {
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$('.tab-cli textarea').focus();
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});
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$('.tab-cli .copy').click(function() {
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var text = $('.tab-cli .window .wrapper').html();
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text = text.replace(/<br\s*\/?>/mg,"\n"); // replacing br tags with \n to keep some of the formating
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var copyFrom = $('<textarea/>');
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copyFrom.text(text);
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$('body').append(copyFrom);
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copyFrom.select();
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document.execCommand('copy');
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copyFrom.remove();
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});
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}
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function send_slowly(out_arr, i, timeout_needle) {
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setTimeout(function() {
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var bufferOut = new ArrayBuffer(out_arr[i].length + 1);
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var bufView = new Uint8Array(bufferOut);
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for (var c_key = 0; c_key < out_arr[i].length; c_key++) {
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bufView[c_key] = out_arr[i].charCodeAt(c_key);
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}
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bufView[out_arr[i].length] = 0x0D; // enter (\n)
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chrome.serial.write(connectionId, bufferOut, function(writeInfo) {});
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}, timeout_needle * 5);
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}
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/* Some info about handling line feeds and carriage return
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line feed = LF = \n = 0x0A = 10
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carriage return = CR = \r = 0x0D = 13
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MAC only understands CR
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Linux and Unix only understand LF
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Windows understands (both) CRLF
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*/
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var sequence_elements = 0;
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function handle_CLI(data) {
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if (data == 27 || sequence_elements > 0) { // ESC + other
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sequence_elements++;
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// delete previous space
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if (sequence_elements == 1) {
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var content_string = $('.tab-cli .window .wrapper').html();
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var new_string = content_string.substring(0, content_string.length -1);
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$('.tab-cli .window .wrapper').html(new_string);
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}
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// Reset
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if (sequence_elements >= 5) {
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sequence_elements = 0;
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}
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}
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if (sequence_elements == 0) {
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switch (data) {
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case 10: // line feed
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if (OS == "Windows" || OS == "Linux" || OS == "UNIX") {
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$('.tab-cli .window .wrapper').append("<br />");
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}
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break;
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case 13: // carriage return
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if (OS == "MacOS") {
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$('.tab-cli .window .wrapper').append("<br />");
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}
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break;
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default:
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$('.tab-cli .window .wrapper').append(String.fromCharCode(data));
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$('.tab-cli .window').scrollTop($('.tab-cli .window .wrapper').height());
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}
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}
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}
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