add since and until params to issuables

app/finders/issuable_finder.rb

@@ -41,6 +41,7 @@ class IssuableFinder
     items = by_iids(items)
     items = by_milestone(items)
     items = by_label(items)
+    items = by_created_at(items)
 
     # Filtering by project HAS TO be the last because we use the project IDs yielded by the issuable query thus far
     items = by_project(items)
@@ -402,6 +403,18 @@ class IssuableFinder
     params[:non_archived].present? ? items.non_archived : items
   end
 
+  def by_created_at(items)
+    if params[:created_after].present?
+      items = items.where(items.klass.arel_table[:created_at].gteq(params[:created_after]))
+    end
+
+    if params[:created_before].present?
+      items = items.where(items.klass.arel_table[:created_at].lteq(params[:created_before]))
+    end
+
+    items
+  end
+
   def current_user_related?
     params[:scope] == 'created-by-me' || params[:scope] == 'authored' || params[:scope] == 'assigned-to-me'
   end

changelogs/unreleased/12151-add-since-and-until-params-to-issuables.yml

+---
+title: Added "created_after" and "created_before" params to issuables
+merge_request: 12151
+author: Kyle Bishop @kybishop

doc/api/issues.md

@@ -221,7 +221,8 @@ GET /projects/:id/issues?search=issue+title+or+description
 | `order_by`  | string         | no       | Return requests ordered by `created_at` or `updated_at` fields. Default is `created_at`                                     |
 | `sort`      | string         | no       | Return requests sorted in `asc` or `desc` order. Default is `desc`                                                          |
 | `search`    | string         | no       | Search project issues against their `title` and `description`                                                                |
-
+| `created_after` | datetime | no | Return issues created after the given time (inclusive) |
+| `created_before` | datetime | no | Return issues created before the given time (inclusive) |
 
 ```bash
 curl --header "PRIVATE-TOKEN: 9koXpg98eAheJpvBs5tK" https://gitlab.example.com/api/v4/projects/4/issues

doc/api/merge_requests.md

@@ -26,6 +26,8 @@ Parameters:
 | `sort`    | string  | no    | Return requests sorted in `asc` or `desc` order. Default is `desc`  |
 | `milestone`  | string  | no | Return merge requests for a specific milestone |
 | `labels`  | string  | no | Return merge requests matching a comma separated list of labels |
+| `created_after` | datetime | no | Return merge requests created after the given time (inclusive) |
+| `created_before` | datetime | no | Return merge requests created before the given time (inclusive) |
 
 ```json
 [

lib/api/issues.rb

@@ -27,6 +27,8 @@ module API
         optional :milestone, type: String, desc: 'Return issues for a specific milestone'
         optional :iids, type: Array[Integer], desc: 'The IID array of issues'
         optional :search, type: String, desc: 'Search issues for text present in the title or description'
+        optional :created_after, type: DateTime, desc: 'Return issues created after the specified time'
+        optional :created_before, type: DateTime, desc: 'Return issues created before the specified time'
         use :pagination
       end
 

lib/api/merge_requests.rb

@@ -72,6 +72,8 @@ module API
         optional :iids, type: Array[Integer], desc: 'The IID array of merge requests'
         optional :milestone, type: String, desc: 'Return merge requests for a specific milestone'
         optional :labels, type: String, desc: 'Comma-separated list of label names'
+        optional :created_after, type: DateTime, desc: 'Return merge requests created after the specified time'
+        optional :created_before, type: DateTime, desc: 'Return merge requests created before the specified time'
         use :pagination
       end
       get ":id/merge_requests" do

spec/finders/issues_finder_spec.rb

@@ -7,9 +7,9 @@ describe IssuesFinder do
   set(:project2) { create(:empty_project) }
   set(:milestone) { create(:milestone, project: project1) }
   set(:label) { create(:label, project: project2) }
-  set(:issue1) { create(:issue, author: user, assignees: [user], project: project1, milestone: milestone, title: 'gitlab') }
+  set(:issue1) { create(:issue, author: user, assignees: [user], project: project1, milestone: milestone, title: 'gitlab', created_at: 1.week.ago) }
   set(:issue2) { create(:issue, author: user, assignees: [user], project: project2, description: 'gitlab') }
-  set(:issue3) { create(:issue, author: user2, assignees: [user2], project: project2, title: 'tanuki', description: 'tanuki') }
+  set(:issue3) { create(:issue, author: user2, assignees: [user2], project: project2, title: 'tanuki', description: 'tanuki', created_at: 1.week.from_now) }
 
   describe '#execute' do
     set(:closed_issue) { create(:issue, author: user2, assignees: [user2], project: project2, state: 'closed') }
@@ -213,6 +213,24 @@ describe IssuesFinder do
         end
       end
 
+      context 'filtering by created_at' do
+        context 'through created_after' do
+          let(:params) { { created_after: issue3.created_at } }
+
+          it 'returns issues created on or after the given date' do
+            expect(issues).to contain_exactly(issue3)
+          end
+        end
+
+        context 'through created_before' do
+          let(:params) { { created_before: issue1.created_at + 1.second } }
+
+          it 'returns issues created on or before the given date' do
+            expect(issues).to contain_exactly(issue1)
+          end
+        end
+      end
+
       context 'when the user is unauthorized' do
         let(:search_user) { nil }
 

spec/finders/merge_requests_finder_spec.rb

@@ -46,5 +46,47 @@ describe MergeRequestsFinder do
 
       expect(merge_requests).to contain_exactly(merge_request1)
     end
+
+    context 'with created_after and created_before params' do
+      let(:project4) { create(:empty_project, forked_from_project: project1) }
+
+      let!(:new_merge_request) do
+        create(:merge_request,
+               :simple,
+               author: user,
+               created_at: 1.week.from_now,
+               source_project: project4,
+               target_project: project1)
+      end
+
+      let!(:old_merge_request) do
+        create(:merge_request,
+               :simple,
+               author: user,
+               created_at: 1.week.ago,
+               source_project: project4,
+               target_project: project4)
+      end
+
+      before do
+        project4.add_master(user)
+      end
+
+      it 'filters by created_after' do
+        params = { project_id: project1.id, created_after: new_merge_request.created_at }
+
+        merge_requests = described_class.new(user, params).execute
+
+        expect(merge_requests).to contain_exactly(new_merge_request)
+      end
+
+      it 'filters by created_before' do
+        params = { project_id: project4.id, created_before: old_merge_request.created_at + 1.second }
+
+        merge_requests = described_class.new(user, params).execute
+
+        expect(merge_requests).to contain_exactly(old_merge_request)
+      end
+    end
   end
 end