Additional changes to Bot Invite Builder.

src/main/java/pw/mihou/velen/utils/VelenBotInviteBuilder.java

@@ -18,8 +18,9 @@ public class VelenBotInviteBuilder {
  private final long clientId;
  public static final String BASE_LINK = "https://discord.com/oauth2/authorize?client_id=";
  private String redirect_uri = "";
- private List<InviteScope> inviteScopes = new ArrayList<>();
+ private final List<InviteScope> inviteScopes = new ArrayList<>();
  private Permissions permissions = new PermissionsBuilder().build();
+ private boolean consent = true;
 
  /**
  * Creates a new Velen Invite Builder that is more of an extension to
@@ -43,6 +44,19 @@ public VelenBotInviteBuilder setPermissions(Permissions permissions) {
  return this;
  }
 
+ /**
+ * Should Velen append prompt consent to the invite links, by default, this is enabled
+ * since it has no other side effects while allowing server owners to be able to reauthorize
+ * scopes of the bot. For example, if the bot is missing {@link InviteScope#APPLICATIONS_COMMANDS}.
+ *
+ * @param promptConsent Read above.
+ * @return {@link VelenBotInviteBuilder} for chain-calling methods.
+ */
+ public VelenBotInviteBuilder setPromptConsent(boolean promptConsent) {
+ this.consent = promptConsent;
+ return this;
+ }
+
  /**
  * Sets the permissions for this invite builder, this will override
  * the previous permissions set if there is any.
@@ -119,15 +133,21 @@ public String create() {
  .append("&permissions=")
  .append(permissions.getAllowedBitmask());
 
- if (!(redirect_uri.isEmpty() || redirect_uri == null)) {
+ // We will only need redirect uri if an intent requires it.
+ // since Discord will just ignore it.
+ if (inviteScopes.stream().anyMatch(InviteScope::requiresRedirect) && !(redirect_uri.isEmpty() || redirect_uri == null)) {
  try {
- builder.append("&redirect_uri=").append(URLEncoder.encode(redirect_uri, "UTF-8"));
+ builder.append("&redirect_uri=").append(URLEncoder.encode(redirect_uri, "UTF-8"))
+ .append("&response_type=code");
  } catch (UnsupportedEncodingException e) {
  e.printStackTrace();
  throw new IllegalStateException("Attempt to perform URL Encoding for " + redirect_uri + " failed with: " + e.getMessage());
  }
  }
 
+ if (consent)
+ builder.append("&prompt=consent");
+
  return builder.toString();
  }