Files
agent/usb/uhkcmd

102 lines
3.6 KiB
JavaScript
Executable File

#!/usr/bin/env node
'use strict';
var UhkConnection = require('./lib/UhkConnection');
var R = require('ramda');
var path = require('path');
var ENUMERATION_MODE_IDS = R.pluck('id', UhkConnection.ENUMERATION_MODES);
var commands = getTypistFriendlyObjectKeys(R.keys(UhkConnection.COMMANDS));
var args = process.argv.slice(1);
var programName = path.basename(args.shift());
var commandArg = args.shift();
if (!R.contains(commandArg, commands)) {
console.error('Usage: ' + programName + ' COMMAND [ARG]');
console.error(commandArg === undefined
? 'No command has been specified.'
: 'Command "' + commandArg + '" is invalid.');
console.error('Valid commands: ' + commands.join(', '));
exitWithError();
}
var command = UhkConnection.COMMANDS[getTypistUnfriendlyObjectKey(commandArg)];
var uhkConnection;
switch (command) {
case UhkConnection.COMMANDS.DETECT:
uhkConnection = new UhkConnection(/*UhkConnection.LOG_LEVELS.TRANSFER*/);
uhkConnection.connect(function(error) {
if (error) {
console.error(error);
exitWithError();
}
});
break;
case UhkConnection.COMMANDS.REENUMERATE:
var enumerationModeArg = args.shift();
var enumerationModes = getTypistFriendlyObjectKeys(ENUMERATION_MODE_IDS);
if (!R.contains(enumerationModeArg, enumerationModes)) {
console.error('Usage: %s %s {%s}', programName, commandArg, enumerationModes.join(' | '));
console.error(enumerationModeArg === undefined
? 'No enumeration mode has been specified.'
: 'Enumeration mode "%s" is invalid.', enumerationModeArg);
exitWithError();
}
var enumerationMode = R.find(R.propEq('id', getTypistUnfriendlyObjectKey(enumerationModeArg)),
UhkConnection.ENUMERATION_MODES);
sendRequest(command, enumerationMode.enumerationId, function(error, data) {
console.log('Reenumerating the UHK in %s mode...', getTypistUnfriendlyObjectKey(enumerationMode.id));
uhkConnection.waitUntilDisconnect(function() {}, function() {
console.log('UHK disconnected.');
uhkConnection.connect(function() {});
});
}, false);
break;
case UhkConnection.COMMANDS.READ_EEPROM:
sendRequest(command, null, function(error, data) {
console.log(data);
});
break;
case UhkConnection.COMMANDS.WRITE_EEPROM:
var stringToBeSaved = args.shift();
if (!stringToBeSaved) {
console.error('A string has to be specified to be saved into the EEPROM.');
exitWithError();
}
sendRequest(command, stringToBeSaved, function(error, data) {});
break;
}
// Helper functions
function sendRequest(command, arg, callback, shouldReceiveResponse) {
if (uhkConnection) {
uhkConnection.sendRequest(command, arg, callback, shouldReceiveResponse);
} else {
uhkConnection = new UhkConnection(/*UhkConnection.LOG_LEVELS.TRANSFER*/);
uhkConnection.connect(function(error) {
if (error) {
console.error(error);
exitWithError();
}
uhkConnection.sendRequest(command, arg, callback, shouldReceiveResponse);
});
}
}
function getTypistFriendlyObjectKeys(object) {
return object.map(function(command) {
return command.toLowerCase().replace(/_/g, '-');
});
}
function getTypistUnfriendlyObjectKey(key) {
return key.toUpperCase().replace(/-/g, '_');
}
function exitWithError() {
process.exit(1);
}