Fix drafts not showing after reload

Fixes draft comments not showing in normal discussions
after the page is reloaded.

Changelog: fixed

Closes https://gitlab.com/gitlab-org/gitlab/-/issues/301148

app/assets/javascripts/batch_comments/stores/modules/batch_comments/actions.js

@@ -41,11 +41,18 @@ export const deleteDraft = ({ commit, getters }, draft) =>
     })
     .catch(() => flash(__('An error occurred while deleting the comment')));
 
-export const fetchDrafts = ({ commit, getters }) =>
+export const fetchDrafts = ({ commit, getters, state, dispatch }) =>
   service
     .fetchDrafts(getters.getNotesData.draftsPath)
     .then((res) => res.data)
     .then((data) => commit(types.SET_BATCH_COMMENTS_DRAFTS, data))
+    .then(() => {
+      state.drafts.forEach((draft) => {
+        if (!draft.line_code) {
+          dispatch('convertToDiscussion', draft.discussion_id, { root: true });
+        }
+      });
+    })
     .catch(() => flash(__('An error occurred while fetching pending comments')));
 
 export const publishSingleDraft = ({ commit, dispatch, getters }, draftId) => {

spec/frontend/batch_comments/stores/modules/batch_comments/actions_spec.js

@@ -139,9 +139,14 @@ describe('Batch comments store actions', () => {
 
     it('commits SET_BATCH_COMMENTS_DRAFTS with returned data', (done) => {
       const commit = jest.fn();
+      const dispatch = jest.fn();
       const context = {
         getters,
         commit,
+        dispatch,
+        state: {
+          drafts: [{ line_code: '123' }, { line_code: null, discussion_id: '1' }],
+        },
       };
       res = { id: 1 };
       mock.onAny().reply(200, res);
@@ -150,6 +155,7 @@ describe('Batch comments store actions', () => {
         .fetchDrafts(context)
         .then(() => {
           expect(commit).toHaveBeenCalledWith('SET_BATCH_COMMENTS_DRAFTS', { id: 1 });
+          expect(dispatch).toHaveBeenCalledWith('convertToDiscussion', '1', { root: true });
         })
         .then(done)
         .catch(done.fail);