fix: fix date formatting with Java 20 (#250)

build.gradle

@@ -9,7 +9,7 @@ java {
 }
 
 group = 'me.playbosswar.com'
-version = '8.5.2'
+version = '8.5.3'
 description = 'CommandTimer'
 
 repositories {
@@ -61,7 +61,7 @@ publishing {
         maven(MavenPublication) {
             groupId = 'me.playbosswar.com'
             artifactId = 'commandtimer'
-            version = '8.5.2'
+            version = '8.5.3'
 
             from components.java
         }

java8-build.gradle

@@ -9,7 +9,7 @@ java {
 }
 
 group = 'me.playbosswar.com'
-version = '8.5.2'
+version = '8.5.3'
 description = 'CommandTimer'
 
 repositories {
@@ -69,7 +69,7 @@ publishing {
         maven(MavenPublication) {
             groupId = 'me.playbosswar.com'
             artifactId = 'commandtimer'
-            version = '8.5.2'
+            version = '8.5.3'
 
             from components.java
         }

src/main/java/me/playbosswar/com/utils/Files.java

@@ -1,12 +1,9 @@
 package me.playbosswar.com.utils;
 
-import com.google.gson.GsonBuilder;
 import io.sentry.ITransaction;
 import io.sentry.Sentry;
 import me.playbosswar.com.CommandTimerPlugin;
 import me.playbosswar.com.api.events.EventCondition;
-import me.playbosswar.com.api.events.EventConfiguration;
-import me.playbosswar.com.api.events.EventExtension;
 import me.playbosswar.com.conditionsengine.validations.Condition;
 import me.playbosswar.com.conditionsengine.validations.ConditionType;
 import me.playbosswar.com.conditionsengine.validations.SimpleCondition;

src/main/java/me/playbosswar/com/utils/gson/GsonConverter.java

@@ -7,17 +7,19 @@
 import java.lang.reflect.Modifier;
 import java.lang.reflect.Type;
 import java.time.LocalTime;
+import java.util.Date;
 
 public class GsonConverter {
     protected final Gson gson;
 
     public GsonConverter() {
         final GsonBuilder builder = new GsonBuilder();
-        builder
+        this.gson = builder
                 .excludeFieldsWithModifiers(Modifier.STATIC, Modifier.TRANSIENT, Modifier.VOLATILE)
                 .setPrettyPrinting()
-                .registerTypeAdapter(LocalTime.class, new GsonLocalTime());
-        this.gson = builder.create();
+                .registerTypeAdapter(Date.class, new GsonDate())
+                .registerTypeAdapter(LocalTime.class, new GsonLocalTime())
+                .create();
     }
 
     public <T> String toJson(T obj) {

src/main/java/me/playbosswar/com/utils/gson/GsonDate.java

@@ -0,0 +1,29 @@
+package me.playbosswar.com.utils.gson;
+
+import com.google.gson.*;
+
+import java.lang.reflect.Type;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.Locale;
+
+public class GsonDate implements JsonSerializer<Date>, JsonDeserializer<Date> {
+
+    @Override
+    public Date deserialize(JsonElement jsonElement, Type type,
+                            JsonDeserializationContext jsonDeserializationContext) throws JsonParseException {
+        SimpleDateFormat formatter = new SimpleDateFormat("MMM d, yyyy, H:mm:ss a", Locale.US);
+        try {
+            return formatter.parse(jsonElement.getAsString());
+        } catch(ParseException e) {
+            throw new JsonParseException(e);
+        }
+    }
+
+    @Override
+    public JsonElement serialize(Date date, Type type, JsonSerializationContext jsonSerializationContext) {
+        SimpleDateFormat sdf = new SimpleDateFormat("MMM d, yyyy, H:mm:ss a", Locale.US);
+        return new JsonPrimitive(sdf.format(date));
+    }
+}

src/main/resources/plugin.yml

@@ -1,6 +1,6 @@
 main: me.playbosswar.com.CommandTimerPlugin
 name: "CommandTimer"
-version: "8.5.2"
+version: "8.5.3"
 description: "Schedule commands like you want"
 author: PlayBossWar
 api-version: 1.13