lmno: Generalize the support for multiple game engines

[empires-server] / lmno.js

diff --git a/lmno.js b/lmno.js
index 8a3210e5229c14cd750d5bbd4408c2536eab6c59..d818cd12fb16de02af766b02b995d5eac3f43886 100644 (file)
--- a/lmno.js
+++ b/lmno.js
@@ -47,8 +47,10 @@ nunjucks.configure("templates", {
 });
 
 /* Load each of our game mini-apps. */
-var empires = require("./empires");
-var tictactoe = require("./tictactoe");
+const engines = {
+  empires: require("./empires"),
+  tictactoe: require("./tictactoe")
+};
 
 class LMNO {
   constructor() {
@@ -59,17 +61,19 @@ class LMNO {
     return Array(4).fill(null).map(() => LMNO.letters.charAt(Math.floor(Math.random() * LMNO.letters.length))).join('');
   }
 
-  create_game(engine) {
+  create_game(engine_name) {
     do {
       var id = this.generate_id();
     } while (id in this.ids);
 
-    const game = new empires.Game();
+    const engine = engines[engine_name];
+
+    const game = new engine.Game();
 
     this.ids[id] = {
-       id: id,
-       engine: engine,
-       game: game
+      id: id,
+      engine: engine.name,
+      game: game
     };
 
     return id;
@@ -246,8 +250,10 @@ app.get('/admin/', auth_admin, (request, response) => {
 
 
 /* Mount sub apps. only _after_ we have done all the middleware we need. */
-app.use('/empires/[a-zA-Z0-9]{4}/', empires.app);
-app.use('/tictactoe/[a-zA-Z0-9]{4}/', tictactoe.app);
+for (let key in engines) {
+  const engine = engines[key];
+  app.use(`/${engine.name}/[a-zA-Z0-9]{4}/`, engine.app);
+}
 
 app.listen(4000, function () {
   console.log('LMNO server listening on localhost:4000');