Add my_reaction_emoji param to /issues API

app/finders/issues_finder.rb

@@ -14,6 +14,7 @@
 #     search: string
 #     label_name: string
 #     sort: string
+#     my_reaction_emoji: string
 #
 class IssuesFinder < IssuableFinder
   CONFIDENTIAL_ACCESS_LEVEL = Gitlab::Access::REPORTER

changelogs/unreleased/issue-api-my-reaction.yml

+---
+title: Add my_reaction_emoji param to /issues API
+merge_request: 14016
+author: Hiroyuki Sato
+type: added

lib/api/issues.rb

@@ -36,6 +36,7 @@ module API
         optional :assignee_id, type: Integer, desc: 'Return issues which are assigned to the user with the given ID'
         optional :scope, type: String, values: %w[created-by-me assigned-to-me all],
                          desc: 'Return issues for the given scope: `created-by-me`, `assigned-to-me` or `all`'
+        optional :my_reaction_emoji, type: String, desc: 'Return issues reacted by the authenticated user by the given emoji'
         use :pagination
       end
 

spec/requests/api/issues_spec.rb

@@ -138,6 +138,16 @@ describe API::Issues, :mailer do
         expect(first_issue['id']).to eq(issue2.id)
       end
 
+      it 'returns issues reacted by the authenticated user by the given emoji' do
+        issue2 = create(:issue, project: project, author: user, assignees: [user])
+        award_emoji = create(:award_emoji, awardable: issue2, user: user2, name: 'star')
+
+        get api('/issues', user2), my_reaction_emoji: award_emoji.name, scope: 'all'
+
+        expect_paginated_array_response(size: 1)
+        expect(first_issue['id']).to eq(issue2.id)
+      end
+
       it 'returns issues matching given search string for title' do
         get api("/issues", user), search: issue.title