smartcli/ts/index.ts
2015-10-07 01:07:38 +02:00

127 lines
2.9 KiB
TypeScript

/// <reference path="typings/tsd.d.ts" />
var path = require("path");
var beautylog = require("beautylog");
var cliff = require("cliff");
var inquirer = require("inquirer");
var argv = require('yargs').argv;
//define the smartcli object
var smartcli:any = {};
//add plugins from above for direct use
smartcli.inquirer = inquirer;
smartcli.cliff = cliff;
smartcli.argv = argv;
/* ------------------------------------------------------------------------------
*----------------------- initial call CLI args -----------------------------
*----------------------------------------------------------------------------- */
// commands
smartcli.checkCommand = function(commandString:string):boolean {
if (argv._.indexOf(commandString) != -1) {
return true
}
return false;
};
smartcli.getCommands = function ():string[] {
return argv._;
};
// options
smartcli.checkOption = function(optionParam:string):boolean {
if (argv.hasOwnProperty(optionParam)) {
return true;
}
return false
}
smartcli.getOptions = function() {
var options = {};
for (var key in argv) {
if (key != "_") {
options['key'] = argv['key'];
}
}
return options;
};
/**
* returns the current working directory
* @returns {string}
*/
smartcli.getCwd = function () {
return process.cwd();
};
/* ------------------------------------------------------------------------------
*----------------------- in program CLI interaction -----------------------------
*----------------------------------------------------------------------------- */
/**
* executes callback with answer to question as argument
* @param questionString the question you want to ask the user
* @param cb the function to execute with answer as param
* @returns {null}
*/
smartcli.getAnswer = function(questionString:string, cb) {
if (typeof questionString != 'string') {
beautylog.error('no question specified');
return null;
}
//make inquirer compatible question object
var question = {
type: "input",
name: "userFeedback",
message: questionString,
validate: function( value ) {
return true;
}
};
inquirer.prompt([question],function(answers){
var answer = answers.userFeedback;
cb(answer);
});
};
/**
*
* @param questionString
* @param choiceOptions
* @param cb
* @returns {null}
*/
smartcli.getChoice = function(questionString:string, choiceOptions:string[], cb) {
if(!Array.isArray(choiceOptions)) {
return null;
}
//make inquirer compatible question object
var question = {
type: "list",
name: "userFeedback",
message: questionString,
choices: choiceOptions,
filter: function( val ) { return val.toLowerCase(); }
};
inquirer.prompt(question,function(answers){
var answer = answers.userFeedback;
cb(answer);
});
};
module.exports = smartcli;