Added negated issue params for group epics

Allows negated params filtering in GraphQL endpoint

doc/api/graphql/reference/gitlab_schema.graphql

@@ -1125,42 +1125,47 @@ type BoardEdge {
 
 input BoardEpicIssueInput {
   """
-  Username of a user assigned to issues
+  Filter by assignee username
   """
   assigneeUsername: [String]
 
   """
-  Username of the issues author
+  Filter by author username
   """
   authorUsername: String
 
   """
-  Epic ID applied to issues
+  Filter by epic ID
   """
   epicId: String
 
   """
-  Label applied to issues
+  Filter by label name
   """
   labelName: [String]
 
   """
-  Milestone applied to issues
+  Filter by milestone title
   """
   milestoneTitle: String
 
   """
-  Reaction emoji applied to issues
+  Filter by reaction emoji
   """
   myReactionEmoji: String
 
   """
-  Release applied to issues
+  List of negated params. Warning: this argument is experimental and a subject to change in future
+  """
+  not: NegatedBoardEpicIssueInput
+
+  """
+  Filter by release tag
   """
   releaseTag: String
 
   """
-  Weight applied to issues
+  Filter by weight
   """
   weight: String
 }
@@ -9673,6 +9678,48 @@ type NamespaceIncreaseStorageTemporarilyPayload {
   namespace: Namespace
 }
 
+input NegatedBoardEpicIssueInput {
+  """
+  Filter by assignee username
+  """
+  assigneeUsername: [String]
+
+  """
+  Filter by author username
+  """
+  authorUsername: String
+
+  """
+  Filter by epic ID
+  """
+  epicId: String
+
+  """
+  Filter by label name
+  """
+  labelName: [String]
+
+  """
+  Filter by milestone title
+  """
+  milestoneTitle: String
+
+  """
+  Filter by reaction emoji
+  """
+  myReactionEmoji: String
+
+  """
+  Filter by release tag
+  """
+  releaseTag: String
+
+  """
+  Filter by weight
+  """
+  weight: String
+}
+
 type Note implements ResolvableInterface {
   """
   User who wrote this note

doc/api/graphql/reference/gitlab_schema.json

@@ -3017,7 +3017,7 @@
           "inputFields": [
             {
               "name": "labelName",
-              "description": "Label applied to issues",
+              "description": "Filter by label name",
               "type": {
                 "kind": "LIST",
                 "name": null,
@@ -3031,7 +3031,7 @@
             },
             {
               "name": "milestoneTitle",
-              "description": "Milestone applied to issues",
+              "description": "Filter by milestone title",
               "type": {
                 "kind": "SCALAR",
                 "name": "String",
@@ -3041,7 +3041,7 @@
             },
             {
               "name": "assigneeUsername",
-              "description": "Username of a user assigned to issues",
+              "description": "Filter by assignee username",
               "type": {
                 "kind": "LIST",
                 "name": null,
@@ -3055,7 +3055,7 @@
             },
             {
               "name": "authorUsername",
-              "description": "Username of the issues author",
+              "description": "Filter by author username",
               "type": {
                 "kind": "SCALAR",
                 "name": "String",
@@ -3065,7 +3065,7 @@
             },
             {
               "name": "releaseTag",
-              "description": "Release applied to issues",
+              "description": "Filter by release tag",
               "type": {
                 "kind": "SCALAR",
                 "name": "String",
@@ -3075,7 +3075,7 @@
             },
             {
               "name": "epicId",
-              "description": "Epic ID applied to issues",
+              "description": "Filter by epic ID",
               "type": {
                 "kind": "SCALAR",
                 "name": "String",
@@ -3085,7 +3085,7 @@
             },
             {
               "name": "myReactionEmoji",
-              "description": "Reaction emoji applied to issues",
+              "description": "Filter by reaction emoji",
               "type": {
                 "kind": "SCALAR",
                 "name": "String",
@@ -3095,13 +3095,23 @@
             },
             {
               "name": "weight",
-              "description": "Weight applied to issues",
+              "description": "Filter by weight",
               "type": {
                 "kind": "SCALAR",
                 "name": "String",
                 "ofType": null
               },
               "defaultValue": null
+            },
+            {
+              "name": "not",
+              "description": "List of negated params. Warning: this argument is experimental and a subject to change in future",
+              "type": {
+                "kind": "INPUT_OBJECT",
+                "name": "NegatedBoardEpicIssueInput",
+                "ofType": null
+              },
+              "defaultValue": null
             }
           ],
           "interfaces": null,
@@ -28888,6 +28898,105 @@
           "enumValues": null,
           "possibleTypes": null
         },
+        {
+          "kind": "INPUT_OBJECT",
+          "name": "NegatedBoardEpicIssueInput",
+          "description": null,
+          "fields": null,
+          "inputFields": [
+            {
+              "name": "labelName",
+              "description": "Filter by label name",
+              "type": {
+                "kind": "LIST",
+                "name": null,
+                "ofType": {
+                  "kind": "SCALAR",
+                  "name": "String",
+                  "ofType": null
+                }
+              },
+              "defaultValue": null
+            },
+            {
+              "name": "milestoneTitle",
+              "description": "Filter by milestone title",
+              "type": {
+                "kind": "SCALAR",
+                "name": "String",
+                "ofType": null
+              },
+              "defaultValue": null
+            },
+            {
+              "name": "assigneeUsername",
+              "description": "Filter by assignee username",
+              "type": {
+                "kind": "LIST",
+                "name": null,
+                "ofType": {
+                  "kind": "SCALAR",
+                  "name": "String",
+                  "ofType": null
+                }
+              },
+              "defaultValue": null
+            },
+            {
+              "name": "authorUsername",
+              "description": "Filter by author username",
+              "type": {
+                "kind": "SCALAR",
+                "name": "String",
+                "ofType": null
+              },
+              "defaultValue": null
+            },
+            {
+              "name": "releaseTag",
+              "description": "Filter by release tag",
+              "type": {
+                "kind": "SCALAR",
+                "name": "String",
+                "ofType": null
+              },
+              "defaultValue": null
+            },
+            {
+              "name": "epicId",
+              "description": "Filter by epic ID",
+              "type": {
+                "kind": "SCALAR",
+                "name": "String",
+                "ofType": null
+              },
+              "defaultValue": null
+            },
+            {
+              "name": "myReactionEmoji",
+              "description": "Filter by reaction emoji",
+              "type": {
+                "kind": "SCALAR",
+                "name": "String",
+                "ofType": null
+              },
+              "defaultValue": null
+            },
+            {
+              "name": "weight",
+              "description": "Filter by weight",
+              "type": {
+                "kind": "SCALAR",
+                "name": "String",
+                "ofType": null
+              },
+              "defaultValue": null
+            }
+          ],
+          "interfaces": null,
+          "enumValues": null,
+          "possibleTypes": null
+        },
         {
           "kind": "OBJECT",
           "name": "Note",

ee/app/graphql/resolvers/board_groupings/epics_resolver.rb

@@ -16,13 +16,15 @@ module Resolvers
         return Epic.none unless group.present?
         return unless ::Feature.enabled?(:boards_with_swimlanes, group)
 
-        Epic.for_ids(board_epic_ids(args[:issue_filters]))
+        Epic.for_ids(board_epic_ids(args[:issue_filters].to_h))
       end
 
       private
 
       def board_epic_ids(issue_params)
         params = issue_params.to_h.merge(all_lists: true, board_id: board.id)
+        params[:not] = params[:not].to_h if params[:not].present?
+
         list_service = Boards::Issues::ListService.new(
           board.resource_parent,
           current_user,

ee/app/graphql/types/board_epic_issue_input_type.rb

@@ -2,40 +2,49 @@
 
 module Types
   # rubocop: disable Graphql/AuthorizeTypes
-  class BoardEpicIssueInputType < BaseInputObject
-    graphql_name 'BoardEpicIssueInput'
-
+  class BoardEpicIssueInputBaseType < BaseInputObject
     argument :label_name, GraphQL::STRING_TYPE.to_list_type,
              required: false,
-             description: 'Label applied to issues'
+             description: 'Filter by label name'
 
     argument :milestone_title, GraphQL::STRING_TYPE,
              required: false,
-             description: 'Milestone applied to issues'
+             description: 'Filter by milestone title'
 
     argument :assignee_username, GraphQL::STRING_TYPE.to_list_type,
              required: false,
-             description: 'Username of a user assigned to issues'
+             description: 'Filter by assignee username'
 
     argument :author_username, GraphQL::STRING_TYPE,
              required: false,
-             description: 'Username of the issues author'
+             description: 'Filter by author username'
 
     argument :release_tag, GraphQL::STRING_TYPE,
              required: false,
-             description: 'Release applied to issues'
+             description: 'Filter by release tag'
 
     argument :epic_id, GraphQL::STRING_TYPE,
              required: false,
-             description: 'Epic ID applied to issues'
+             description: 'Filter by epic ID'
 
     argument :my_reaction_emoji, GraphQL::STRING_TYPE,
              required: false,
-             description: 'Reaction emoji applied to issues'
+             description: 'Filter by reaction emoji'
 
     argument :weight, GraphQL::STRING_TYPE,
              required: false,
-             description: 'Weight applied to issues'
+             description: 'Filter by weight'
+  end
+
+  class NegatedBoardEpicIssueInputType < BoardEpicIssueInputBaseType
+  end
+
+  class BoardEpicIssueInputType < BoardEpicIssueInputBaseType
+    graphql_name 'BoardEpicIssueInput'
+
+    argument :not, Types::NegatedBoardEpicIssueInputType,
+             required: false,
+             description: 'List of negated params. Warning: this argument is experimental and a subject to change in future'
   end
   # rubocop: enable Graphql/AuthorizeTypes
 end

ee/changelogs/unreleased/negated_params2.yml

+---
+title: Allow using of negated filters in board epic issues GraphQL query
+merge_request: 39089
+author:
+type: added

ee/spec/graphql/resolvers/board_groupings/epics_resolvers_spec.rb

@@ -13,11 +13,12 @@ RSpec.describe Resolvers::BoardGroupings::EpicsResolver do
   let_it_be(:board) { create(:board, project: project) }
   let_it_be(:group_board) { create(:board, group: group) }
 
-  let_it_be(:label) { create(:label, project: project, name: 'foo') }
-  let_it_be(:list) { create(:list, board: board, label: label) }
+  let_it_be(:label1) { create(:label, project: project, name: 'foo') }
+  let_it_be(:label2) { create(:label, project: project, name: 'bar') }
+  let_it_be(:list) { create(:list, board: board, label: label1) }
 
-  let_it_be(:issue1) { create(:issue, project: project, labels: [label]) }
-  let_it_be(:issue2) { create(:issue, project: project) }
+  let_it_be(:issue1) { create(:issue, project: project, labels: [label1]) }
+  let_it_be(:issue2) { create(:issue, project: project, labels: [label1, label2]) }
   let_it_be(:issue3) { create(:issue, project: other_project) }
 
   let_it_be(:epic1) { create(:epic, group: parent_group) }
@@ -71,10 +72,21 @@ RSpec.describe Resolvers::BoardGroupings::EpicsResolver do
       end
 
       it 'finds only epics for issues matching issue filters' do
-        result = resolve_board_epics(group_board, { issue_filters: { label_name: label.title } })
+        result = resolve_board_epics(
+          group_board, { issue_filters: { label_name: label1.title, not: { label_name: label2.title } } })
 
         expect(result).to match_array([epic1])
       end
+
+      it 'accepts negated issue params' do
+        expect(Boards::Issues::ListService).to receive(:new).with(
+          group_board.resource_parent,
+          current_user,
+          { all_lists: true, board_id: group_board.id, label_name: 'foo', not: { label_name: %w(foo bar) } }
+        ).and_call_original
+
+        resolve_board_epics(group_board, { issue_filters: { label_name: 'foo', not: { label_name: %w(foo bar) } } })
+      end
     end
   end
 

ee/spec/graphql/types/board_epic_issue_input_type_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe GitlabSchema.types['BoardEpicIssueInput'] do
+  it { expect(described_class.graphql_name).to eq('BoardEpicIssueInput') }
+
+  it 'exposes negated issue arguments' do
+    allowed_args = %w(labelName milestoneTitle assigneeUsername authorUsername
+                      releaseTag epicId myReactionEmoji weight not)
+
+    expect(described_class.arguments.keys).to match_array(allowed_args)
+    expect(described_class.arguments['not'].type).to eq(Types::NegatedBoardEpicIssueInputType)
+  end
+end

ee/spec/requests/api/graphql/boards/boards_query_spec.rb

@@ -21,7 +21,7 @@ RSpec.describe 'get list of boards' do
 
     def board_epic_query(board)
       epic_query = <<~EPIC
-        epics(issueFilters: {labelName: "#{label.title}"}) {
+        epics(issueFilters: {labelName: "#{label.title}", not: {authorUsername: "#{current_user.username}"}}) {
           nodes {
             id
             title
@@ -46,6 +46,7 @@ RSpec.describe 'get list of boards' do
       issue2 = create(:issue, project: issue_project, labels: [label])
       issue3 = create(:issue, project: issue_project)
       issue4 = create(:issue, project: issue_project, labels: [label])
+      issue5 = create(:issue, project: issue_project, labels: [label], author: current_user)
       epic1 = create(:epic, group: parent_group)
       epic2 = create(:epic, group: parent_group)
       epic3 = create(:epic, :closed, group: parent_group)
@@ -53,6 +54,7 @@ RSpec.describe 'get list of boards' do
       create(:epic_issue, issue: issue2, epic: epic1)
       create(:epic_issue, issue: issue3, epic: epic2)
       create(:epic_issue, issue: issue4, epic: epic3)
+      create(:epic_issue, issue: issue5, epic: epic2)
 
       post_graphql(board_epic_query(board), current_user: current_user)