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/** |
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* @file Module 'configure' |
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* @author woshilapin <[email protected]> |
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* @version 0.3.0 |
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*/ |
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/** |
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* Manage global configuration for Codingame's connector |
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* @module configure |
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*/ |
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import fs from 'fs'; |
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import readline from 'readline'; |
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import subprocess from 'child_process'; |
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let parameters = {}; |
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const rl = readline.createInterface({ |
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"input": process.stdin, |
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"output": process.stdout |
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}); |
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/** |
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* Load the configuration file |
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* |
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* @name load |
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* @function |
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* @param {string} path Path of the configuration file |
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* @param {Object} [options] Additionnal parameters which will replace parameters from configuration file |
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* @returns {Promise<Object>} Configuration parameters |
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* @memberof module:configure |
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* @instance |
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*/ |
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let load = function load(path, options) { |
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return new Promise(function(resolve, reject) { |
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let resolvefromerror = function resolvefromerror(error) { |
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if (options !== undefined && typeof options === `object`) { |
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resolve(options); |
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} else { |
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reject(error); |
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} |
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}; |
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try { |
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fs.readFile(path, `utf8`, function(error, file) { |
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if (error) { |
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resolvefromerror(error); |
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} else { |
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parameters = JSON.parse(file); |
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Object.assign(parameters, options); |
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resolve(parameters); |
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} |
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}); |
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} catch (error) { |
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resolvefromerror(error); |
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} |
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}); |
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}; |
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/** |
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* Get the value from configuration |
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* |
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* @name get |
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* @function |
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* @param {string} name Name of the parameter |
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* @param {string} [option] 'shell' if value may be executed as shell command, 'file' if value is a path and content of file should be returned |
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* @param {string} [question] If present and value not found, will be shown to the user to ask for the value on 'stdin' |
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* @returns {Promise<string|Array|Object>} The value of the parameter |
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* @memberof module:configure |
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* @instance |
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*/ |
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let get = function get(name, option, question) { |
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return new Promise(function(resolve, reject) { |
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if (!name || typeof name !== `string`) { |
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reject(new Error(`'configure.get()' takes at least one string parameter.`)); |
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} |
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let property = parameters[name]; |
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if (property !== undefined && option !== undefined && option === `shell` && Array.isArray(property)) { |
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subprocess.exec(property.join(` `), function(error, stdout, stderr) { |
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if (error) { |
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console.error(stderr); |
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reject(error); |
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} else { |
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let result = stdout.trim(); |
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parameters[name] = result; |
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resolve(result); |
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} |
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}); |
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} else if (property !== undefined && option !== undefined && option === `file`) { |
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fs.readFile(property, `utf8`, function(error, file) { |
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if (error) { |
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reject(error); |
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} else { |
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resolve({ |
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"path": property, |
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"content": file |
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}); |
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} |
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}); |
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} else if (property !== undefined) { |
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resolve(property); |
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} else { |
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if (question !== undefined && typeof question === `string`) { |
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rl.question(question, (result) => { |
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parameters[name] = result; |
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resolve(result); |
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}); |
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} else { |
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reject(new Error(`'configure.get()' second parameter must be a string.`)); |
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} |
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} |
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}); |
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}; |
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/** |
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* Ask configure module to delete a parameter |
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* |
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* @name forget |
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* @function |
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* @param {string} name Name of the parameter |
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* @memberof module:configure |
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* @instance |
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*/ |
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let forget = function forget(name) { |
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if (!name || typeof name !== `string`) { |
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throw new Error(`'configure.forget()' function takes one string parameter.`); |
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} else { |
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delete parameters[name]; |
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} |
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}; |
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export default { |
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"load": load, |
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"get": get, |
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"forget": forget |
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}; |
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woshilapin /
codingame-connector
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