Starting to add custom messages to AntiVPN

Common/src/main/java/dev/brighten/antivpn/message/VpnString.java

@@ -0,0 +1,58 @@
+package dev.brighten.antivpn.message;
+
+import dev.brighten.antivpn.api.APIPlayer;
+import lombok.*;
+
+import java.util.concurrent.Callable;
+import java.util.function.Consumer;
+import java.util.function.Function;
+
+@Getter
+public class VpnString {
+    private final String key;
+    private final String defaultMessage;
+    private String message;
+    @Setter
+    private Function<VpnString, String> configStringGetter;
+
+    public VpnString(String key, String defaultMessage) {
+        this.key = key;
+        this.defaultMessage = defaultMessage;
+        this.message = defaultMessage;
+    }
+
+    @SneakyThrows
+    public void updateString() {
+        if(configStringGetter == null) throw new Exception("The configStringGetter for string " + key + " is null!");
+
+        message = configStringGetter.apply(this);
+    }
+
+    public String getFormattedMessage(Var<String, Object>... replacements) {
+        String formatted = message;
+
+        for (Var<String, Object> replacement : replacements) {
+            formatted = formatted
+                    .replace("%" + replacement.getKey() + "%", replacement.getReplacement().toString());
+        }
+
+        return formatted;
+    }
+
+    public void sendMessage(APIPlayer player, Var<String, Object>... replacements) {
+        String formatted = message;
+
+        for (Var<String, Object> replacement : replacements) {
+            formatted = formatted
+                    .replace("%" + replacement.getKey() + "%", replacement.getReplacement().toString());
+        }
+        player.sendMessage(formatted);
+    }
+
+    @Getter
+    @RequiredArgsConstructor
+    public static class Var<S, O> {
+        private final String key;
+        private final Object replacement;
+    }
+}