Added a Heroku button for easy deploy. (#13)

* Added heroku files.

* Added support for heroku env variables.

* Updated README.

.gitignore

@@ -5,4 +5,7 @@ node_modules/
 config/settings.json
 
 # Old files
-*.old
+*.old
+
+# Env files
+*.env

Procfile

@@ -0,0 +1 @@
+bot: npm start

README.md

@@ -36,6 +36,14 @@ You can now run your bot:
 
     npm start
 
+### Deploying to Heroku
+
+To deploy to Heroku, you can click on the image below and login to your account.
+
+[![Deploy](https://www.herokucdn.com/deploy/button.svg)](https://heroku.com/deploy?template=https://github.com/moonstar-x/discord-tts-bot)
+
+You can now go back to your app's *Overview*, make sure you disable the *web* dyno and enable the *bot* dyno. Your bot should now be up and running. Remember you can always check your bot's console if you access the *View Logs* in the *More* dropdown menu.
+
 ## Usage
 
 Here's a list of all the commands for the bot:

app.json

@@ -0,0 +1,22 @@
+{
+  "name": "Discord Text-to-Speech Bot",
+  "description": "A small Discord bot sends Text-to-Speech messages in various languages.",
+  "repository": "https://github.com/moonstar-x/discord-tts-bot",
+  "logo": "https://i.imgur.com/Tqnk48j.png",
+  "env": {
+    "PREFIX": {
+      "description": "Your bot's command prefix.",
+      "value": "$",
+      "required": true
+    },
+    "DISCORD_TOKEN": {
+      "description": "Your bot's bot token.",
+      "required": true
+    },
+    "ALLOW_OVER_200": {
+      "description": "Type 'yes' if you wish to send TTS messages of over 200 characters long.",
+      "required": true,
+      "value": "yes"
+    }
+  }
+}

src/app.js

@@ -1,7 +1,7 @@
 const { Client, Collection, Structures } = require('discord.js');
 const fs = require('fs-extra');
 const path = require('path');
-const config = require('../config/settings.json');
+const discordToken = process.env.DISCORD_TOKEN || require('../config/settings.json').discord_token;
 const appEvents = require('./events/appEvents');
 const appHandlers = require('./events/handlers/app');
 const { TTSGuild } = require('./classes/extensions');
@@ -30,4 +30,4 @@ if (process.argv[2] === '--debug') {
   client.on(appEvents.debug, (info) => appHandlers.debug(info));
 }
 
-client.login(config.discord_token);
+client.login(discordToken);

src/classes/TTSPlayer.js

@@ -2,7 +2,7 @@ const googleTTS = require('google-tts-api');
 const { Logger } = require('logger');
 const dispatcherEvents = require('../events/dispatcherEvents');
 const languages = require('../../data/languages.json');
-const { prefix } = require('../../config/settings.json');
+const prefix = process.env.PREFIX || require('../../config/settings.json').prefix;
 
 const logger = new Logger();
 

src/commands/help.js

@@ -1,6 +1,6 @@
 const { MessageEmbed } = require('discord.js');
 const { MESSAGE_EMBED } = require('../common/constants');
-const { prefix } = require('../../config/settings.json');
+const prefix = process.env.PREFIX || require('../../config/settings.json').prefix;
 
 module.exports = {
   name: 'help',

src/commands/lang.js

@@ -1,4 +1,4 @@
-const { prefix } = require('../../config/settings.json');
+const prefix = process.env.PREFIX || require('../../config/settings.json').prefix;
 const languages = require('../../data/languages.json');
 
 module.exports = {

src/commands/speed.js

@@ -1,4 +1,4 @@
-const { prefix } = require('../../config/settings.json');
+const prefix = process.env.PREFIX || require('../../config/settings.json').prefix;
 
 module.exports = {
   name: 'speed',

src/common/langsEmbed.js

@@ -1,6 +1,6 @@
 const { MessageEmbed } = require('discord.js');
 const { MESSAGE_EMBED } = require('./constants');
-const { prefix } = require('../../config/settings.json');
+const prefix = process.env.PREFIX || require('../../config/settings.json').prefix;
 
 const embed = new MessageEmbed()
   .setTitle('List of supported languages:')

src/common/utils.js

@@ -1,6 +1,6 @@
 const { Logger } = require('logger');
 const { ACTIVITY_TYPE, TTS_MAX_CHARS } = require('./constants');
-const { allow_more_than_200_chars: allowOver200 } = require('../../config/settings.json');
+const allowOver200 = process.env.ALLOW_OVER_200 || require('../../config/settings.json').allow_more_than_200_chars;
 
 const logger = new Logger();
 

src/events/handlers/app.js

@@ -1,6 +1,6 @@
 const { Logger } = require('logger');
 const TTSPlayer = require('../../classes/TTSPlayer');
-const { prefix } = require('../../../config/settings.json');
+const prefix = process.env.PREFIX || require('../../../config/settings.json').prefix;
 const { updatePresence, executeCommand } = require('../../common/utils');
 
 const logger = new Logger();