Add Node.js client

nodejs/src/commands/index.ts

@@ -0,0 +1,29 @@
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import { log } from '../utils/log';
+import { Interaction, Command, Context } from './base-command';
+import rsp from './rock-scissors-paper';
+import stock from './stock';
+
+let commands: Command[] = [rsp, stock];
+
+export const handleCommand = async (ctx: Context, input: string): Promise<string> => {
+  const interaction = new Interaction(input);
+  const choice = commands
+    .map((c) => {
+      return { score: c.follow(interaction), command: c };
+    })
+    ?.sort((a, b) => {
+      return a.score - b.score;
+    })
+    ?.filter((x) => x.score > 0)
+    ?.pop();
+
+  if (!choice) {
+    log.debug('no command found');
+    return '';
+  }
+  const reply = await choice.command.run(ctx, interaction);
+  return reply;
+};