Adding rng text for redemptions

README.md

@@ -79,6 +79,10 @@ The shuffler can be configured by adding a `config.json` file (an example is pro
 
 > User chat cooldown (defaukt: 60000)
 
+#### redepmtionRandomText
+
+> Text that is used for a random game via redemption (default: ^rng$)
+
 #### timer
 
 > timer options

src/config.js

@@ -35,6 +35,7 @@ const getDefaultConfig = () => {
     "chatCooldownGlobal": "60000",
     "chatCooldownUser": "60000",
     "redemptionName": "^swap$",
+    "redepmtionRandomText": "^rng$",
     "randomOnly": false,
     "timer": {
       "min": 5000,

src/swap.js

@@ -5,6 +5,8 @@ const chalk = require('chalk');
 
 const config = require('./config');
 
+const isRNG = (t) => new RegExp(config.redepmtionRandomText).test(t);
+
 class RomShuffler {
   constructor() {
     this.state = {};
@@ -25,6 +27,10 @@ class RomShuffler {
       }
 
       if(index) {
+        index = index.trim();
+      }
+
+      if(index && index !== '' && !isRNG(index)) {
         roms = roms
           .filter((rom) => rom.toLowerCase().startsWith(index.toLowerCase()));
       } else {

src/swap.spec.js

@@ -1,3 +1,5 @@
+const config = require('./config');
+
 const { expect } = require('chai');
 const sinon  = require('sinon');
 
@@ -114,4 +116,81 @@ describe('swap', () => {
 
     expect(rom).to.eql('1_Foo.nes');
   });
+
+
+  it('should be random on null', async () => {
+
+    const shuffler = new RomShuffler();
+
+    shuffler.state = {
+      currentRom: '1_Foo.nes'
+    };
+
+    shuffler.fetchCurrentRoms = sinon.spy(() => [
+      '1_Foo.nes',
+      '2_Bar.nes'
+    ]);
+
+    const rom = await shuffler.shuffle(null);
+
+    expect(rom).to.eql('2_Bar.nes');
+  });
+
+
+  it('should be random on empty', async () => {
+
+    const shuffler = new RomShuffler();
+
+    shuffler.state = {
+      currentRom: '1_Foo.nes'
+    };
+
+    shuffler.fetchCurrentRoms = sinon.spy(() => [
+      '1_Foo.nes',
+      '2_Bar.nes'
+    ]);
+
+    const rom = await shuffler.shuffle('');
+
+    expect(rom).to.eql('2_Bar.nes');
+  });
+
+
+  it('should be random on empty', async () => {
+
+    const shuffler = new RomShuffler();
+
+    shuffler.state = {
+      currentRom: '1_Foo.nes'
+    };
+
+    shuffler.fetchCurrentRoms = sinon.spy(() => [
+      '1_Foo.nes',
+      '2_Bar.nes'
+    ]);
+
+    const rom = await shuffler.shuffle('   ');
+
+    expect(rom).to.eql('2_Bar.nes');
+  });
+
+  it('should be random on "rng"', async () => {
+
+    const shuffler = new RomShuffler();
+
+    shuffler.state = {
+      currentRom: '1_Foo.nes'
+    };
+
+    shuffler.fetchCurrentRoms = sinon.spy(() => [
+      '1_Foo.nes',
+      '2_Bar.nes'
+    ]);
+
+    const rng = "rng" // TODO
+
+    const rom = await shuffler.shuffle(rng);
+
+    expect(rom).to.eql('2_Bar.nes');
+  });
 });