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const chalk = require('chalk');
const readline = require("readline");
commands = {
exit: () => {
console.log("Bye!");
process.exit();
},
help: () => {
console.log("LangDetect Shell Help\n\nYou can use this shell to have an interactive access to all the LangDetect features. It can also be used in environments that disallow using a regular command interpreter.\nHere are all the commands you can use on the LangDetect Shell. Do not enter the '" + chalk.blue(">") + "' in front, it's just to indicate it is on the LangDetect Shell. Arguments are in " + chalk.cyan("{brackets}") + ", use " + chalk.yellow("\"quotes\"") + " to add spaces in arguments\n\n" + chalk.blue(">") + " " + chalk.magenta("status") + "\n Get info about supported languages and training status\n\n" + chalk.blue(">") + " " + chalk.magenta("train") + " " + chalk.cyan("{text}") + " " + chalk.cyan("{language}") + "\n Train the system to recognize this " + chalk.cyan("{text}") + " in a specific " + chalk.cyan("{language}") + ".\n " + chalk.cyan("{text}") + " : The text to make it recognize\n " + chalk.cyan("{language}") + " : The language code of one of the supported languages\n\n" + chalk.blue(">") + " " + chalk.magenta("detect") + " " + chalk.cyan("{text}") + "\n Make the system analyze this " + chalk.cyan("{text}") + " and get the language.\n " + chalk.cyan("{text}") + " : The text to make it analyze\n\n" + chalk.blue(">") + " " + chalk.magenta("learn") + "\n Make the system learn automatically from text files placed in the /train directory.\n")
},
status: (args) => {
oldv = process.argv;
process.argv = [oldv[0], oldv[1], ...args];
try {
require("./status");
console.log(chalk.gray("Command succeeded"));
} catch (e) {
console.log(chalk.red("Command failed"));
}
delete require.cache[require.resolve("./status")];
process.argv = oldv;
},
learn: (args) => {
oldv = process.argv;
process.argv = [oldv[0], oldv[1], ...args];
try {
require("./auto");
console.log(chalk.gray("Command succeeded"));
} catch (e) {
console.log(chalk.red("Command failed"));
}
delete require.cache[require.resolve("./auto")];
process.argv = oldv;
},
detect: (args) => {
oldv = process.argv;
process.argv = [oldv[0], oldv[1], ...args];
try {
require("./detect");
console.log(chalk.gray("Command succeeded"));
} catch (e) {
console.log(chalk.red("Command failed"));
}
delete require.cache[require.resolve("./detect")];
process.argv = oldv;
},
train: (args) => {
oldv = process.argv;
process.argv = [oldv[0], oldv[1], ...args];
try {
require("./train");
console.log(chalk.gray("Command succeeded"));
} catch (e) {
console.log(chalk.red("Command failed"));
}
delete require.cache[require.resolve("./train")];
process.argv = oldv;
},
}
function command(data) {
items = data.split(/ +(?=(?:(?:[^"]*"){2})*[^"]*$)/g);;
cmd = items[0];
items.shift();
args = items;
if (typeof commands[cmd] != "function") {
console.log(cmd + ": unknown command");
prompt()
} else {
commands[cmd](args);
prompt()
}
}
function prompt() {
rl = readline.createInterface({
input: process.stdin,
output: process.stdout
});
rl.question(chalk.blue("langdetect> "), function(d) {
rl.close();
command(d);
});
}
console.log("Welcome to LangDetect shell! Enter command 'help' for more information.")
prompt();
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