From dc5a62540b679b85d32e266d9056ba9af6d52377 Mon Sep 17 00:00:00 2001
From: ChomeNS <95471003+ChomeNS@users.noreply.github.com>
Date: Sun, 30 Jul 2023 21:29:35 +0700
Subject: [PATCH] backup thingy

---
 .../chayapak/chomens_bot/Configuration.java   |  7 +++++
 .../chipmunk/chayapak/chomens_bot/Main.java   | 30 +++++++++++++++++++
 src/main/resources/default-config.yml         |  9 ++++++
 3 files changed, 46 insertions(+)

diff --git a/src/main/java/land/chipmunk/chayapak/chomens_bot/Configuration.java b/src/main/java/land/chipmunk/chayapak/chomens_bot/Configuration.java
index 333b0ef2..04b7d88c 100644
--- a/src/main/java/land/chipmunk/chayapak/chomens_bot/Configuration.java
+++ b/src/main/java/land/chipmunk/chayapak/chomens_bot/Configuration.java
@@ -15,6 +15,8 @@ public class Configuration {
 
     public InternetCheck internetCheck = new InternetCheck();
 
+    public Backup backup = new Backup();
+
     public String weatherApiKey;
 
     public Core core = new Core();
@@ -35,6 +37,11 @@ public class Configuration {
         public String address = "https://sus.red";
     }
 
+    public static class Backup {
+        public boolean enabled = false;
+        public String address = "http://fard.sex/check";
+    }
+
     public static class Keys {
         public String normalKey;
         public String ownerKey;
diff --git a/src/main/java/land/chipmunk/chayapak/chomens_bot/Main.java b/src/main/java/land/chipmunk/chayapak/chomens_bot/Main.java
index 706be9a0..df4d213a 100644
--- a/src/main/java/land/chipmunk/chayapak/chomens_bot/Main.java
+++ b/src/main/java/land/chipmunk/chayapak/chomens_bot/Main.java
@@ -12,6 +12,7 @@ import org.yaml.snakeyaml.Yaml;
 import org.yaml.snakeyaml.constructor.Constructor;
 
 import java.io.*;
+import java.net.InetAddress;
 import java.net.URL;
 import java.net.URLConnection;
 import java.net.UnknownHostException;
@@ -38,6 +39,8 @@ public class Main {
 
     private static Configuration config;
 
+    private static boolean alreadyStarted = false;
+
     public static void main(String[] args) throws IOException {
         final Path configPath = Path.of("config.yml");
 
@@ -79,6 +82,33 @@ public class Main {
             }
         }, 0, 1, TimeUnit.MINUTES);
 
+        if (!config.backup.enabled) {
+            initializeBots();
+            return;
+        }
+
+        executor.scheduleAtFixedRate(() -> {
+            boolean reachable;
+
+            try {
+                reachable = InetAddress.getByName(config.backup.address).isReachable(5000);
+            } catch (IOException e) {
+                reachable = false;
+            }
+
+            if (!reachable) {
+                LoggerUtilities.info("Main instance is down! Starting backup instance");
+
+                initializeBots();
+            } else if (alreadyStarted) {
+                System.exit(1);
+            }
+        }, 0, 1, TimeUnit.MINUTES);
+    }
+
+    public static void initializeBots() {
+        alreadyStarted = true;
+
         Configuration.BotOption[] botsOptions = config.bots;
 
         // idk if these should be here lol, but it is just the discord stuff
diff --git a/src/main/resources/default-config.yml b/src/main/resources/default-config.yml
index d53d2d69..d34cde24 100644
--- a/src/main/resources/default-config.yml
+++ b/src/main/resources/default-config.yml
@@ -13,6 +13,15 @@ internetCheck:
   enabled: true
   address: 'https://sus.red'
 
+# how backup works is that it checks for the address every 1 minute,
+# if the address is reachable it will not start the bot
+# if the address is not reachable then it will start the bot
+#
+# if the bot has already been started and address is back up it will stop the bot (using System.exit(1))
+backup:
+  enabled: false
+  address: '192.168.1.169'
+
 discord:
   enabled: false
   prefix: 'default!'