ComposeForm: pass onSubmit through UploadForm to ComposeUpload

src/features/compose/components/compose-form.tsx

@@ -223,7 +223,7 @@ const ComposeForm = <ID extends string>({ id, shouldCondense, autoFocus, clickab
 
   const composeModifiers = !condensed && (
     <Stack space={4} className='compose-form__modifiers'>
-      <UploadForm composeId={id} />
+      <UploadForm composeId={id} onSubmit={handleSubmit} />
       <PollForm composeId={id} />
 
       <SpoilerInput

src/features/compose/components/upload-form.tsx

@@ -11,9 +11,10 @@ import type { Attachment as AttachmentEntity } from 'soapbox/types/entities';
 
 interface IUploadForm {
   composeId: string;
+  onSubmit(): void;
 }
 
-const UploadForm: React.FC<IUploadForm> = ({ composeId }) => {
+const UploadForm: React.FC<IUploadForm> = ({ composeId, onSubmit }) => {
   const mediaIds = useCompose(composeId).media_attachments.map((item: AttachmentEntity) => item.id);
 
   return (
@@ -22,7 +23,7 @@ const UploadForm: React.FC<IUploadForm> = ({ composeId }) => {
 
       <HStack wrap className={clsx('overflow-hidden', mediaIds.size !== 0 && 'p-1')}>
         {mediaIds.map((id: string) => (
-          <Upload id={id} key={id} composeId={composeId} />
+          <Upload id={id} key={id} composeId={composeId} onSubmit={onSubmit} />
         ))}
       </HStack>
     </div>

src/features/compose/components/upload.tsx

@@ -1,26 +1,21 @@
 import React from 'react';
-import { useHistory } from 'react-router-dom';
 
-import { undoUploadCompose, changeUploadCompose, submitCompose } from 'soapbox/actions/compose';
+import { undoUploadCompose, changeUploadCompose } from 'soapbox/actions/compose';
 import Upload from 'soapbox/components/upload';
 import { useAppDispatch, useCompose, useInstance } from 'soapbox/hooks';
 
 interface IUploadCompose {
   id: string;
   composeId: string;
+  onSubmit?(): void;
 }
 
-const UploadCompose: React.FC<IUploadCompose> = ({ composeId, id }) => {
-  const history = useHistory();
+const UploadCompose: React.FC<IUploadCompose> = ({ composeId, id, onSubmit }) => {
   const dispatch = useAppDispatch();
   const { description_limit: descriptionLimit } = useInstance();
 
   const media = useCompose(composeId).media_attachments.find(item => item.id === id)!;
 
-  const handleSubmit = () => {
-    dispatch(submitCompose(composeId, history));
-  };
-
   const handleDescriptionChange = (description: string) => {
     dispatch(changeUploadCompose(composeId, media.id, { description }));
   };
@@ -34,7 +29,7 @@ const UploadCompose: React.FC<IUploadCompose> = ({ composeId, id }) => {
       media={media}
       onDelete={handleDelete}
       onDescriptionChange={handleDescriptionChange}
-      onSubmit={handleSubmit}
+      onSubmit={onSubmit}
       descriptionLimit={descriptionLimit}
       withPreview
     />