Use env vars instead of json

src/main/java/net/hypr/doki/Config.java

@@ -1,18 +1,20 @@
 package net.hypr.doki;
 
 import com.freya02.botcommands.api.Logging;
-import com.google.gson.Gson;
 import org.slf4j.Logger;
 
 import java.io.*;
-import java.nio.charset.StandardCharsets;
 
 //You can add more fields in this class, if your input json matches the structure
 //You will need a valid config.json in the resources folder for this to work
 public class Config {
-    @SuppressWarnings("unused") private String token;
-    @SuppressWarnings("unused") private long warningChannel;
+    @SuppressWarnings("unused") private final String token;
+    @SuppressWarnings("unused") private final long warningChannel;
 
+    private Config(String token, long warningChannel) {
+        this.token = token;
+        this.warningChannel = warningChannel;
+    }
     /**
      * Returns the configuration object for this bot
      *
@@ -21,14 +23,10 @@ public class Config {
      */
     public static Config readConfig() throws IOException {
         Logger log = Logging.getLogger();
-        try (InputStream in = new FileInputStream("./config.json")) {
-            Reader reader = new InputStreamReader(in, StandardCharsets.UTF_8);
-            log.info("Loaded config");
-            return new Gson().fromJson(reader, Config.class);
-        } catch (IOException | NullPointerException e) {
-            log.error("Failed to load config.json, does the file exist?");
-            throw new IOException(e);
-        }
+        return new Config(
+                System.getenv("DOKI_TOKEN"),
+                Long.parseLong(System.getenv("DOKI_WARNING_CHANNEL"))
+        );
     }
 
     public String getToken() {

src/main/java/net/hypr/doki/Doki.java

@@ -38,8 +38,12 @@ public class Doki {
         // Print some information about the bot
         log.info("Bot connected as {}", jda.getSelfUser().getAsTag());
         log.info("The bot is present in the following guilds:");
-        for (Guild guild : jda.getGuildCache()) {
-            log.info("\t- {} ({})", guild.getName(), guild.getId());
+        try {
+            for (Guild guild : jda.getGuildCache()) {
+                log.info("\t- {} ({})", guild.getName(), guild.getId());
+            }
+        } catch (Exception e) {
+            throw new RuntimeException(e);
         }
 
         new Doki(jda, config);

src/main/resources/config.schema.json

@@ -1,12 +0,0 @@
-{
-  "$schema": "http://json-schema.org/draft-04/schema#",
-  "type": "object",
-  "properties": {
-    "token": {
-      "type": "string"
-    }
-  },
-  "required": [
-    "token"
-  ]
-}