✨ Add config module

src/config.ts

@@ -0,0 +1,67 @@
+interface Settings {
+  [key: string]: any,
+  product?: 'assets_swtor_de_de' | 'assets_swtor_en_us' | 'assets_swtor_fr_fr' | 'assets_swtor_main' | 'assets_swtor_test_de_de' | 'assets_swtor_test_en_us' | 'assets_swtor_test_fr_fr' | 'assets_swtor_test_main' | 'eualas' | 'movies_de_de' | 'movies_en_us' | 'movies_fr_fr' | 'patcher2014' | 'patcher2017' | 'retailclient_betatest' | 'retailclient_cstraining' | 'retailclient_liveeptest' | 'retailclient_publictest' | 'retailclient_squadron157' | 'retailclient_swtor'
+  release?: number, //TODO: allow 'current', but how will we know what current version is?
+  from?: number,
+  outputType?: 'info' | 'file', //whether to just show JSON information, or actually write files into a directory
+}
+
+const allowedProducts: Settings["product"][] = ['assets_swtor_de_de', 'assets_swtor_en_us', 'assets_swtor_fr_fr', 'assets_swtor_main', 'assets_swtor_test_de_de', 'assets_swtor_test_en_us', 'assets_swtor_test_fr_fr', 'assets_swtor_test_main', 'eualas', 'movies_de_de', 'movies_en_us', 'movies_fr_fr', 'patcher2014', 'patcher2017', 'retailclient_betatest', 'retailclient_cstraining', 'retailclient_liveeptest', 'retailclient_publictest', 'retailclient_squadron157', 'retailclient_swtor'];
+
+const settings: Settings = {};
+
+/** Sets the given setting to the given value. Throws an error if key is invalid, or value doesn't match the key. */
+export const set = (key: string, value: any) => {
+  switch (key) {
+    case 'product':
+      //TODO: need to verify input (one of allowed products)
+      if (typeof value !== 'string') { throw new Error(`product must be a string but it's a "${typeof value}".`); }
+      if (!allowedProducts.includes(value as Settings["product"])) { throw new Error(`"${value}" is not an allowed product.`); }
+      settings.product = value as Settings["product"];
+      break;
+    case 'release':
+      //verify input (must be a number >=0, and >settings.from)
+      if (typeof value !== 'number') { throw new Error(`release must be a number but it's a "${typeof value}".`); }
+      if ((value | 0) !== value) { throw new Error(`release must be an integer but it's ${value}.`); }
+      if (value < 0) { throw new Error(`release must be a non-negative integer but it's ${value}.`); }
+      if (settings.from !== undefined && value <= settings.from ) { throw new Error(`release must be bigger than from but ${value} is not bigger than ${settings.from}.`); }
+      settings.release = value;
+      break;
+    case 'from':
+      //TODO: need to verify input (it's a number >=-1 and <setting.release)
+      if (typeof value !== 'number') { throw new Error(`from must be a number but it's a "${typeof value}".`); }
+      if ((value | 0) !== value) { throw new Error(`from must be an integer but it's ${value}.`); }
+      if (value < -1) { throw new Error(`from must be a non-negative integer or -1, but it's ${value}.`); }
+      if (settings.release !== undefined && value >= settings.release ) { throw new Error(`from must be smaller than release but ${value} is not smaller than ${settings.release}.`); }
+      settings.from = value;
+      break;
+    case 'outputType':
+      //need to verify input (it's info or file)
+      if (typeof value !== 'string') { throw new Error(`outputType must be a string but it's a "${typeof value}".`); }
+      if (value !== 'info' && value !== 'file') { throw new Error(`outputType must be "info" or "file" but it's "${value}".`); }
+      settings.outputType = value;
+      break;
+    default:
+      throw new Error(`The configuration setting ${key} does not exist.`);
+  }
+};
+
+/** Verify that all required settings were set. Throws an error if not. */
+export const verify = () => {
+  if (settings.product === undefined) {
+    throw new Error('No product set.');
+  }
+  if (settings.release === undefined) {
+    throw new Error('No release set.');
+  }
+  if (settings.from === undefined) {
+    throw new Error('No from set.');
+  }
+  if (settings.outputType === undefined) {
+    throw new Error('No outputType set.');
+  }
+  return true;
+};
+
+/** Gets the value for the given setting. */
+export const get = (key: string) => settings[key];

src/enums/releases.ts

@@ -0,0 +1,22 @@
+export const enum Releases {
+  'assets_swtor_de_de',
+  'assets_swtor_en_us',
+  'assets_swtor_fr_fr',
+  'assets_swtor_main',
+  'assets_swtor_test_de_de',
+  'assets_swtor_test_en_us',
+  'assets_swtor_test_fr_fr',
+  'assets_swtor_test_main',
+  'eualas',
+  'movies_de_de',
+  'movies_en_us',
+  'movies_fr_fr',
+  'patcher2014',
+  'patcher2017',
+  'retailclient_betatest',
+  'retailclient_cstraining',
+  'retailclient_liveeptest',
+  'retailclient_publictest',
+  'retailclient_squadron157',
+  'retailclient_swtor',
+};

src/index.ts

@@ -1,5 +1,15 @@
+import * as config from './config';
+
 console.log('Hello world!');
 
+//TODO: read arguments from command-line instead: process.argv
+config.set('product', 'assets_swtor_en_us');
+config.set('release', 120);
+config.set('from', -1);
+config.set('outputType', 'info');
+//config.set('output', '/home/c3po/swtor-test/');
+config.verify();
+
 /*TODO:
 - Configuration (which patch to download)
     Need to install patch X for product Y, given install path Z and optionally previous version A already installed in path B.