Implemented ApplicationManager

src/main/java/net/dv8tion/jda/api/JDA.java

@@ -30,6 +30,7 @@
 import net.dv8tion.jda.api.interactions.commands.Command;
 import net.dv8tion.jda.api.interactions.commands.build.CommandData;
 import net.dv8tion.jda.api.interactions.commands.build.Commands;
+import net.dv8tion.jda.api.managers.ApplicationManager;
 import net.dv8tion.jda.api.managers.AudioManager;
 import net.dv8tion.jda.api.managers.DirectAudioController;
 import net.dv8tion.jda.api.managers.Presence;
@@ -2214,4 +2215,13 @@ default AuditableRestAction<Integer> installAuxiliaryPort()
         else throw new IllegalStateException("No port available");
         return new CompletedRestAction<>(this, port);
     }
+
+    /**
+     * Returns the {@link net.dv8tion.jda.api.managers.ApplicationManager} that manages the application associated with the bot.
+     *
+     * @return The corresponding ApplicationManager
+     */
+    @Nonnull
+    ApplicationManager getApplicationManager();
+
 }

src/main/java/net/dv8tion/jda/api/managers/ApplicationManager.java

@@ -0,0 +1,104 @@
+package net.dv8tion.jda.api.managers;
+
+import net.dv8tion.jda.api.entities.ApplicationInfo;
+import net.dv8tion.jda.api.entities.Icon;
+
+import javax.annotation.CheckReturnValue;
+import javax.annotation.Nonnull;
+
+/**
+ * Implemented only description, icon and cover_image.
+ * <br>For more fields check Discord docs: <a href="https://discord.com/developers/docs/resources/application#edit-current-application">https://discord.com/developers/docs/resources/application#edit-current-application</a>
+ */
+public interface ApplicationManager extends Manager<ApplicationManager>
+{
+
+    /**
+     * Used to set description
+     */
+    long DESCRIPTION = 1;
+    /**
+     * Used to set icon
+     */
+    long ICON = 1 << 1;
+    /**
+     * Used to set cover_image
+     */
+    long COVER_IMAGE = 1 << 2;
+
+    /**
+     * The {@link net.dv8tion.jda.api.entities.ApplicationInfo ApplicationInfo} associated to the bot.
+     *
+     * @return The corresponding ApplicationInfo
+     */
+    @Nonnull
+    ApplicationInfo getApplicationInfo();
+
+    /**
+     * Resets the fields specified by the provided bit-flag pattern.
+     * You can specify a combination by using a bitwise OR concat of the flag constants.
+     * <br>Example: {@code manager.reset(ApplicationManager.ICON | ApplicationManager.COVER_IMAGE);}
+     * <br>For all flags, check {@link ApplicationManager} fields.
+     * @param  fields
+     *         Integer value containing the flags to reset.
+     *
+     * @return ApplicationManager for chaining convenience
+     */
+    @Nonnull
+    @Override
+    @CheckReturnValue
+    ApplicationManager reset(long fields);
+
+    /**
+     * Resets the fields specified by the provided bit-flag patterns.
+     * <br>Example: {@code manager.reset(ApplicationManager.ICON, ApplicationManager.COVER_IMAGE);}
+     * <br>For all flags, check {@link ApplicationManager} fields.
+     *
+     * @param  fields
+     *         Integer values containing the flags to reset.
+     *
+     * @return ApplicationManager for chaining convenience
+     */
+    @Nonnull
+    @Override
+    @CheckReturnValue
+    ApplicationManager reset(long... fields);
+
+
+    /**
+     * Sets the description of the application.
+     *
+     * @param  description
+     *         The new description
+     *
+     * @return ApplicationManager for chaining convenience
+     */
+    @Nonnull
+    @CheckReturnValue
+    ApplicationManager setDescription(@Nonnull String description);
+
+    /**
+     * Sets the icon of the application.
+     *
+     * @param  icon
+     *         The new icon
+     *
+     * @return ApplicationManager for chaining convenience
+     */
+    @Nonnull
+    @CheckReturnValue
+    ApplicationManager setIcon(@Nonnull Icon icon);
+
+    /**
+     * Sets the cover image of the application.
+     *
+     * @param  coverImage
+     *         The new coverImage
+     *
+     * @return ApplicationManager for chaining convenience
+     */
+    @Nonnull
+    @CheckReturnValue
+    ApplicationManager setCoverImage(@Nonnull Icon coverImage);
+
+}

src/main/java/net/dv8tion/jda/api/requests/Route.java

@@ -43,6 +43,7 @@ public static class Misc
     public static class Applications
     {
         public static final Route GET_BOT_APPLICATION =             new Route(GET, "oauth2/applications/@me");
+        public static final Route EDIT_BOT_APPLICATION =            new Route(PATCH, "applications/@me");
         public static final Route GET_ROLE_CONNECTION_METADATA =    new Route(GET, "applications/{application_id}/role-connections/metadata");
         public static final Route UPDATE_ROLE_CONNECTION_METADATA = new Route(PUT, "applications/{application_id}/role-connections/metadata");
         public static final Route GET_ENTITLEMENTS =                new Route(GET, "applications/{application_id}/entitlements");

src/main/java/net/dv8tion/jda/internal/JDAImpl.java

@@ -45,6 +45,7 @@
 import net.dv8tion.jda.api.hooks.VoiceDispatchInterceptor;
 import net.dv8tion.jda.api.interactions.commands.Command;
 import net.dv8tion.jda.api.interactions.commands.build.CommandData;
+import net.dv8tion.jda.api.managers.ApplicationManager;
 import net.dv8tion.jda.api.managers.AudioManager;
 import net.dv8tion.jda.api.managers.Presence;
 import net.dv8tion.jda.api.requests.*;
@@ -65,6 +66,7 @@
 import net.dv8tion.jda.internal.hooks.EventManagerProxy;
 import net.dv8tion.jda.internal.interactions.CommandDataImpl;
 import net.dv8tion.jda.internal.interactions.command.CommandImpl;
+import net.dv8tion.jda.internal.managers.ApplicationManagerImpl;
 import net.dv8tion.jda.internal.managers.AudioManagerImpl;
 import net.dv8tion.jda.internal.managers.DirectAudioControllerImpl;
 import net.dv8tion.jda.internal.managers.PresenceImpl;
@@ -82,6 +84,7 @@
 import net.dv8tion.jda.internal.utils.config.ThreadingConfig;
 import okhttp3.OkHttpClient;
 import okhttp3.RequestBody;
+import org.jetbrains.annotations.Nullable;
 import org.slf4j.Logger;
 import org.slf4j.MDC;
 
@@ -142,6 +145,8 @@ public class JDAImpl implements JDA
     protected final AtomicBoolean requesterShutdown = new AtomicBoolean(false);
     protected final AtomicReference<ShutdownEvent> shutdownEvent = new AtomicReference<>(null);
 
+    protected final ApplicationManager applicationManager;
+
     public JDAImpl(AuthorizationConfig authConfig)
     {
         this(authConfig, null, null, null, null);
@@ -162,6 +167,7 @@ public JDAImpl(
         this.audioController = new DirectAudioControllerImpl(this);
         this.eventCache = new EventCache();
         this.eventManager = new EventManagerProxy(new InterfacedEventManager(), this.threadConfig.getEventPool());
+        this.applicationManager = new ApplicationManagerImpl(this);
     }
 
     public void handleEvent(@Nonnull GenericEvent event)
@@ -1154,6 +1160,13 @@ public RestAction<Webhook> retrieveWebhookById(@Nonnull String webhookId)
         });
     }
 
+    @Nonnull
+    @Override
+    public ApplicationManager getApplicationManager()
+    {
+        return this.applicationManager;
+    }
+
     @Nonnull
     @Override
     public RestAction<ApplicationInfo> retrieveApplicationInfo()

src/main/java/net/dv8tion/jda/internal/managers/ApplicationManagerImpl.java

@@ -0,0 +1,139 @@
+package net.dv8tion.jda.internal.managers;
+
+import net.dv8tion.jda.api.JDA;
+import net.dv8tion.jda.api.entities.ApplicationInfo;
+import net.dv8tion.jda.api.entities.Icon;
+import net.dv8tion.jda.api.managers.ApplicationManager;
+import net.dv8tion.jda.api.requests.Request;
+import net.dv8tion.jda.api.requests.Response;
+import net.dv8tion.jda.api.requests.Route;
+import net.dv8tion.jda.api.utils.data.DataObject;
+import okhttp3.RequestBody;
+import org.jetbrains.annotations.NotNull;
+
+import javax.annotation.CheckReturnValue;
+import javax.annotation.Nonnull;
+
+/**
+ * When implement new fields, update also {@link #reset(long)}, {@link #reset(long...)}, {@link #reset()} and {@link #finalizeData()}
+ */
+public class ApplicationManagerImpl extends ManagerBase<ApplicationManager> implements ApplicationManager
+{
+
+    protected String description;
+    protected Icon icon;
+    protected Icon coverImage;
+
+    public ApplicationManagerImpl(JDA jda)
+    {
+        super(jda, Route.Applications.EDIT_BOT_APPLICATION.compile());
+    }
+
+    @NotNull
+    @Override
+    public ApplicationInfo getApplicationInfo()
+    {
+        return this.getJDA().retrieveApplicationInfo().complete();
+    }
+
+    @Nonnull
+    @Override
+    @CheckReturnValue
+    public ApplicationManagerImpl reset(long fields)
+    {
+        super.reset(fields);
+
+        if((fields & DESCRIPTION) == DESCRIPTION)
+            description = null;
+        if((fields & ICON) == ICON)
+            icon = null;
+        if((fields & COVER_IMAGE) == COVER_IMAGE)
+            coverImage = null;
+
+        return this;
+    }
+
+    @Nonnull
+    @Override
+    @CheckReturnValue
+    public ApplicationManagerImpl reset(long... fields)
+    {
+        super.reset(fields);
+
+        for(long field : fields)
+        {
+
+            if(field == DESCRIPTION)
+                description = null;
+            else if(field == ICON)
+                icon = null;
+            else if(field == COVER_IMAGE)
+                coverImage = null;
+
+        }
+
+        return this;
+    }
+
+    @Nonnull
+    @Override
+    @CheckReturnValue
+    public ApplicationManager reset()
+    {
+        super.reset();
+        this.description = null;
+        this.icon = null;
+        this.coverImage = null;
+        return this;
+    }
+
+    @NotNull
+    @Override
+    public ApplicationManager setDescription(@NotNull String description)
+    {
+        this.description = description.trim();
+        set |= DESCRIPTION;
+        return this;
+    }
+
+    @NotNull
+    @Override
+    public ApplicationManager setIcon(@NotNull Icon icon)
+    {
+        this.icon = icon;
+        set |= ICON;
+        return this;
+    }
+
+    @NotNull
+    @Override
+    public ApplicationManager setCoverImage(@NotNull Icon coverImage)
+    {
+        this.coverImage = coverImage;
+        set |= COVER_IMAGE;
+        return this;
+    }
+
+    @Override
+    protected RequestBody finalizeData()
+    {
+        DataObject body = DataObject.empty();
+
+        if(shouldUpdate(DESCRIPTION))
+            body.put("description", this.description);
+        if(shouldUpdate(ICON))
+            body.put("icon", this.icon == null ? null : this.icon.getEncoding());
+        if(shouldUpdate(COVER_IMAGE))
+            body.put("cover_image", this.coverImage == null ? null : this.coverImage.getEncoding());
+
+        reset();
+        return getRequestBody(body);
+    }
+
+    @Override
+    protected void handleSuccess(Response response, Request<Void> request)
+    {
+        request.onSuccess(null);
+    }
+
+}