Fixes isAccepted logic when calling it for the first time

ts/models/messages.ts

@@ -1927,11 +1927,13 @@ export class MessageModel extends window.Backbone.Model<MessageAttributesType> {
       );
 
       if (
-        type === 'story' &&
-        !isConversationAccepted(conversation.attributes)
+        isStory(message.attributes) &&
+        !isConversationAccepted(conversation.attributes, {
+          ignoreEmptyConvo: true,
+        })
       ) {
         log.info(
-          'handleDataMessage: dropping story from !whitelisted',
+          'handleDataMessage: dropping story from !accepted',
           this.getSenderIdentifier()
         );
         confirm();
@@ -2572,9 +2574,7 @@ export class MessageModel extends window.Backbone.Model<MessageAttributesType> {
 
         if (
           this.hasAttachmentDownloads() &&
-          // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
-          (this.getConversation()!.getAccepted() ||
-            isOutgoing(message.attributes)) &&
+          (conversation.getAccepted() || isOutgoing(message.attributes)) &&
           !shouldHoldOffDownload
         ) {
           if (window.attachmentDownloadQueue) {

ts/util/isConversationAccepted.ts

@@ -11,7 +11,8 @@ import { isInSystemContacts } from './isInSystemContacts';
  * of message requests
  */
 export function isConversationAccepted(
-  conversationAttrs: ConversationAttributesType
+  conversationAttrs: ConversationAttributesType,
+  { ignoreEmptyConvo = false } = {}
 ): boolean {
   const messageRequestsEnabled = window.Signal.RemoteConfig.isEnabled(
     'desktop.messageRequests'
@@ -40,7 +41,9 @@ export function isConversationAccepted(
   const hasNoMessages = (conversationAttrs.messageCount || 0) === 0;
 
   const isEmptyPrivateConvo =
-    hasNoMessages && isDirectConversation(conversationAttrs);
+    hasNoMessages &&
+    isDirectConversation(conversationAttrs) &&
+    !ignoreEmptyConvo;
   const isEmptyWhitelistedGroup =
     hasNoMessages &&
     !isDirectConversation(conversationAttrs) &&