Clone issue card on move when needed

Also resolves duplicate key error by
checking if issue card already exists
in the destination list

app/assets/javascripts/boards/boards_util.js

-import { sortBy } from 'lodash';
+import { sortBy, cloneDeep } from 'lodash';
 import { getIdFromGraphQLId } from '~/graphql_shared/utils';
 import { ListType, NOT_FILTER } from './constants';
 
@@ -113,6 +113,37 @@ export function formatIssueInput(issueInput, boardConfig) {
   };
 }
 
+export function shouldCloneCard(fromListType, toListType) {
+  const involvesClosed = fromListType === ListType.closed || toListType === ListType.closed;
+  const involvesBacklog = fromListType === ListType.backlog || toListType === ListType.backlog;
+
+  if (involvesClosed || involvesBacklog) {
+    return false;
+  }
+
+  if (fromListType !== toListType) {
+    return true;
+  }
+
+  return false;
+}
+
+export function getMoveData(state, params) {
+  const { boardItems, boardItemsByListId, boardLists } = state;
+  const { itemId, fromListId, toListId } = params;
+  const fromListType = boardLists[fromListId].listType;
+  const toListType = boardLists[toListId].listType;
+
+  return {
+    reordering: fromListId === toListId,
+    shouldClone: shouldCloneCard(fromListType, toListType),
+    itemNotInToList: !boardItemsByListId[toListId].includes(itemId),
+    originalIssue: cloneDeep(boardItems[itemId]),
+    originalIndex: boardItemsByListId[fromListId].indexOf(itemId),
+    ...params,
+  };
+}
+
 export function moveItemListHelper(item, fromList, toList) {
   const updatedItem = item;
   if (

app/assets/javascripts/boards/components/board_list.vue

@@ -190,7 +190,7 @@ export default {
       }
 
       this.moveItem({
-        itemId,
+        itemId: Number(itemId),
         itemIid,
         itemPath,
         fromListId: from.dataset.listId,

app/assets/javascripts/boards/stores/actions.js

@@ -2,6 +2,7 @@ import * as Sentry from '@sentry/browser';
 import { pick } from 'lodash';
 import createBoardListMutation from 'ee_else_ce/boards/graphql/board_list_create.mutation.graphql';
 import boardListsQuery from 'ee_else_ce/boards/graphql/board_lists.query.graphql';
+import issueMoveListMutation from 'ee_else_ce/boards/graphql/issue_move_list.mutation.graphql';
 import {
   BoardType,
   ListType,
@@ -23,13 +24,14 @@ import {
   formatIssueInput,
   updateListPosition,
   transformNotFilters,
+  moveItemListHelper,
+  getMoveData,
 } from '../boards_util';
 import boardLabelsQuery from '../graphql/board_labels.query.graphql';
 import destroyBoardListMutation from '../graphql/board_list_destroy.mutation.graphql';
 import updateBoardListMutation from '../graphql/board_list_update.mutation.graphql';
 import groupProjectsQuery from '../graphql/group_projects.query.graphql';
 import issueCreateMutation from '../graphql/issue_create.mutation.graphql';
-import issueMoveListMutation from '../graphql/issue_move_list.mutation.graphql';
 import issueSetDueDateMutation from '../graphql/issue_set_due_date.mutation.graphql';
 import issueSetLabelsMutation from '../graphql/issue_set_labels.mutation.graphql';
 import issueSetMilestoneMutation from '../graphql/issue_set_milestone.mutation.graphql';
@@ -333,42 +335,123 @@ export default {
     dispatch('moveIssue', payload);
   },
 
-  moveIssue: (
-    { state, commit },
-    { itemId, itemIid, itemPath, fromListId, toListId, moveBeforeId, moveAfterId },
+  moveIssue: ({ dispatch, state }, params) => {
+    const moveData = getMoveData(state, params);
+
+    dispatch('moveIssueCard', moveData);
+    dispatch('updateMovedIssue', moveData);
+    dispatch('requestIssueMoveListMutation', { moveData });
+  },
+
+  moveIssueCard: ({ commit }, moveData) => {
+    const { reordering, shouldClone, itemNotInToList } = moveData;
+    const { itemId, fromListId, toListId, moveBeforeId, moveAfterId } = moveData;
+
+    commit(types.REMOVE_BOARD_ITEM_FROM_LIST, { itemId, listId: fromListId });
+
+    if (reordering) {
+      commit(types.ADD_BOARD_ITEM_TO_LIST, {
+        itemId,
+        listId: toListId,
+        moveBeforeId,
+        moveAfterId,
+      });
+
+      return;
+    }
+
+    if (itemNotInToList) {
+      commit(types.ADD_BOARD_ITEM_TO_LIST, {
+        itemId,
+        listId: toListId,
+        moveBeforeId,
+        moveAfterId,
+      });
+    }
+
+    if (shouldClone) {
+      const { originalIndex } = moveData;
+
+      commit(types.ADD_BOARD_ITEM_TO_LIST, { itemId, listId: fromListId, atIndex: originalIndex });
+    }
+  },
+
+  updateMovedIssue: (
+    { commit, state: { boardItems, boardLists } },
+    { itemId, fromListId, toListId },
   ) => {
-    const originalIssue = state.boardItems[itemId];
-    const fromList = state.boardItemsByListId[fromListId];
-    const originalIndex = fromList.indexOf(Number(itemId));
-    commit(types.MOVE_ISSUE, { originalIssue, fromListId, toListId, moveBeforeId, moveAfterId });
+    const updatedIssue = moveItemListHelper(
+      boardItems[itemId],
+      boardLists[fromListId],
+      boardLists[toListId],
+    );
 
-    const { boardId } = state;
-    const [fullProjectPath] = itemPath.split(/[#]/);
+    commit(types.UPDATE_BOARD_ITEM, updatedIssue);
+  },
 
-    gqlClient
-      .mutate({
+  undoMoveIssueCard: ({ commit }, moveData) => {
+    const { reordering, shouldClone, itemNotInToList } = moveData;
+    const { itemId, fromListId, toListId } = moveData;
+    const { originalIssue, originalIndex } = moveData;
+
+    commit(types.UPDATE_BOARD_ITEM, originalIssue);
+
+    if (reordering) {
+      commit(types.REMOVE_BOARD_ITEM_FROM_LIST, { itemId, listId: fromListId });
+      commit(types.ADD_BOARD_ITEM_TO_LIST, { itemId, listId: fromListId, atIndex: originalIndex });
+      return;
+    }
+
+    if (shouldClone) {
+      commit(types.REMOVE_BOARD_ITEM_FROM_LIST, { itemId, listId: fromListId });
+    }
+    if (itemNotInToList) {
+      commit(types.REMOVE_BOARD_ITEM_FROM_LIST, { itemId, listId: toListId });
+    }
+
+    commit(types.ADD_BOARD_ITEM_TO_LIST, { itemId, listId: fromListId, atIndex: originalIndex });
+  },
+
+  requestIssueMoveListMutation: async (
+    { commit, dispatch, state },
+    { moveData, mutationVariables = {} },
+  ) => {
+    try {
+      const { itemId, fromListId, toListId, moveBeforeId, moveAfterId } = moveData;
+      const {
+        boardId,
+        boardItems: {
+          [itemId]: { iid, referencePath },
+        },
+      } = state;
+
+      const { data } = await gqlClient.mutate({
         mutation: issueMoveListMutation,
         variables: {
-          projectPath: fullProjectPath,
+          iid,
+          projectPath: referencePath.split(/[#]/)[0],
           boardId: fullBoardId(boardId),
-          iid: itemIid,
           fromListId: getIdFromGraphQLId(fromListId),
           toListId: getIdFromGraphQLId(toListId),
           moveBeforeId,
           moveAfterId,
+          // 'mutationVariables' allows EE code to pass in extra parameters.
+          ...mutationVariables,
         },
-      })
-      .then(({ data }) => {
-        if (data?.issueMoveList?.errors.length) {
-          throw new Error();
-        } else {
-          const issue = data.issueMoveList?.issue;
-          commit(types.MOVE_ISSUE_SUCCESS, { issue });
-        }
-      })
-      .catch(() =>
-        commit(types.MOVE_ISSUE_FAILURE, { originalIssue, fromListId, toListId, originalIndex }),
+      });
+
+      if (data?.issueMoveList?.errors.length || !data.issueMoveList) {
+        throw new Error('issueMoveList empty');
+      }
+
+      commit(types.MUTATE_ISSUE_SUCCESS, { issue: data.issueMoveList.issue });
+    } catch {
+      commit(
+        types.SET_ERROR,
+        s__('Boards|An error occurred while moving the issue. Please try again.'),
       );
+      dispatch('undoMoveIssueCard', moveData);
+    }
   },
 
   setAssignees: ({ commit, getters }, assigneeUsernames) => {

app/assets/javascripts/boards/stores/mutation_types.js

@@ -23,12 +23,10 @@ export const RECEIVE_ITEMS_FOR_LIST_SUCCESS = 'RECEIVE_ITEMS_FOR_LIST_SUCCESS';
 export const REQUEST_ADD_ISSUE = 'REQUEST_ADD_ISSUE';
 export const RECEIVE_ADD_ISSUE_SUCCESS = 'RECEIVE_ADD_ISSUE_SUCCESS';
 export const RECEIVE_ADD_ISSUE_ERROR = 'RECEIVE_ADD_ISSUE_ERROR';
-export const MOVE_ISSUE = 'MOVE_ISSUE';
-export const MOVE_ISSUE_SUCCESS = 'MOVE_ISSUE_SUCCESS';
-export const MOVE_ISSUE_FAILURE = 'MOVE_ISSUE_FAILURE';
 export const UPDATE_BOARD_ITEM = 'UPDATE_BOARD_ITEM';
 export const REMOVE_BOARD_ITEM = 'REMOVE_BOARD_ITEM';
 export const REQUEST_UPDATE_ISSUE = 'REQUEST_UPDATE_ISSUE';
+export const MUTATE_ISSUE_SUCCESS = 'MUTATE_ISSUE_SUCCESS';
 export const RECEIVE_UPDATE_ISSUE_SUCCESS = 'RECEIVE_UPDATE_ISSUE_SUCCESS';
 export const RECEIVE_UPDATE_ISSUE_ERROR = 'RECEIVE_UPDATE_ISSUE_ERROR';
 export const ADD_BOARD_ITEM_TO_LIST = 'ADD_BOARD_ITEM_TO_LIST';

app/assets/javascripts/boards/stores/mutations.js

@@ -2,7 +2,7 @@ import { pull, union } from 'lodash';
 import Vue from 'vue';
 import { getIdFromGraphQLId } from '~/graphql_shared/utils';
 import { s__ } from '~/locale';
-import { formatIssue, moveItemListHelper } from '../boards_util';
+import { formatIssue } from '../boards_util';
 import { issuableTypes } from '../constants';
 import * as mutationTypes from './mutation_types';
 
@@ -183,40 +183,11 @@ export default {
     notImplemented();
   },
 
-  [mutationTypes.MOVE_ISSUE]: (
-    state,
-    { originalIssue, fromListId, toListId, moveBeforeId, moveAfterId },
-  ) => {
-    const fromList = state.boardLists[fromListId];
-    const toList = state.boardLists[toListId];
-
-    const issue = moveItemListHelper(originalIssue, fromList, toList);
-    Vue.set(state.boardItems, issue.id, issue);
-
-    removeItemFromList({ state, listId: fromListId, itemId: issue.id });
-    addItemToList({ state, listId: toListId, itemId: issue.id, moveBeforeId, moveAfterId });
-  },
-
-  [mutationTypes.MOVE_ISSUE_SUCCESS]: (state, { issue }) => {
+  [mutationTypes.MUTATE_ISSUE_SUCCESS]: (state, { issue }) => {
     const issueId = getIdFromGraphQLId(issue.id);
     Vue.set(state.boardItems, issueId, formatIssue({ ...issue, id: issueId }));
   },
 
-  [mutationTypes.MOVE_ISSUE_FAILURE]: (
-    state,
-    { originalIssue, fromListId, toListId, originalIndex },
-  ) => {
-    state.error = s__('Boards|An error occurred while moving the issue. Please try again.');
-    Vue.set(state.boardItems, originalIssue.id, originalIssue);
-    removeItemFromList({ state, listId: toListId, itemId: originalIssue.id });
-    addItemToList({
-      state,
-      listId: fromListId,
-      itemId: originalIssue.id,
-      atIndex: originalIndex,
-    });
-  },
-
   [mutationTypes.REQUEST_UPDATE_ISSUE]: () => {
     notImplemented();
   },

ee/app/assets/javascripts/boards/components/issues_lane_list.vue

@@ -147,7 +147,7 @@ export default {
       }
 
       this.moveIssue({
-        itemId,
+        itemId: Number(itemId),
         itemIid,
         itemPath,
         fromListId: from.dataset.listId,

ee/app/assets/javascripts/boards/stores/actions.js

@@ -5,6 +5,7 @@ import {
   formatListsPageInfo,
   fullBoardId,
   transformNotFilters,
+  getMoveData,
 } from '~/boards/boards_util';
 import { BoardType } from '~/boards/constants';
 import eventHub from '~/boards/eventhub';
@@ -12,7 +13,6 @@ import listsIssuesQuery from '~/boards/graphql/lists_issues.query.graphql';
 import actionsCE from '~/boards/stores/actions';
 import boardsStore from '~/boards/stores/boards_store';
 import * as typesCE from '~/boards/stores/mutation_types';
-import { getIdFromGraphQLId } from '~/graphql_shared/utils';
 import createGqClient, { fetchPolicies } from '~/lib/graphql';
 import axios from '~/lib/utils/axios_utils';
 import {
@@ -37,7 +37,6 @@ import epicsSwimlanesQuery from '../graphql/epics_swimlanes.query.graphql';
 import groupBoardAssigneesQuery from '../graphql/group_board_assignees.query.graphql';
 import groupBoardIterationsQuery from '../graphql/group_board_iterations.query.graphql';
 import groupBoardMilestonesQuery from '../graphql/group_board_milestones.query.graphql';
-import issueMoveListMutation from '../graphql/issue_move_list.mutation.graphql';
 import issueSetEpicMutation from '../graphql/issue_set_epic.mutation.graphql';
 import issueSetWeightMutation from '../graphql/issue_set_weight.mutation.graphql';
 import listUpdateLimitMetricsMutation from '../graphql/list_update_limit_metrics.mutation.graphql';
@@ -482,50 +481,35 @@ export default {
     }
   },
 
-  moveIssue: (
-    { state, commit },
-    { itemId, itemIid, itemPath, fromListId, toListId, moveBeforeId, moveAfterId, epicId },
-  ) => {
-    const originalIssue = state.boardItems[itemId];
-    const fromList = state.boardItemsByListId[fromListId];
-    const originalIndex = fromList.indexOf(Number(itemId));
-    commit(types.MOVE_ISSUE, {
-      originalIssue,
-      fromListId,
-      toListId,
-      moveBeforeId,
-      moveAfterId,
-      epicId,
+  moveIssue: ({ dispatch, state }, params) => {
+    const { itemId, epicId } = params;
+    const moveData = getMoveData(state, params);
+
+    dispatch('moveIssueCard', moveData);
+    dispatch('updateMovedIssue', moveData);
+    dispatch('updateEpicForIssue', { itemId, epicId });
+    dispatch('requestIssueMoveListMutation', {
+      moveData,
+      mutationVariables: { epicId },
     });
+  },
 
-    const { boardId } = state;
-    const [fullProjectPath] = itemPath.split(/[#]/);
+  updateEpicForIssue: ({ commit, state: { boardItems } }, { itemId, epicId }) => {
+    const issue = boardItems[itemId];
 
-    gqlClient
-      .mutate({
-        mutation: issueMoveListMutation,
-        variables: {
-          projectPath: fullProjectPath,
-          boardId: fullBoardId(boardId),
-          iid: itemIid,
-          fromListId: getIdFromGraphQLId(fromListId),
-          toListId: getIdFromGraphQLId(toListId),
-          moveBeforeId,
-          moveAfterId,
-          epicId,
-        },
-      })
-      .then(({ data }) => {
-        if (data?.issueMoveList?.errors.length) {
-          throw new Error();
-        } else {
-          const issue = data.issueMoveList?.issue;
-          commit(types.MOVE_ISSUE_SUCCESS, { issue });
-        }
-      })
-      .catch(() =>
-        commit(types.MOVE_ISSUE_FAILURE, { originalIssue, fromListId, toListId, originalIndex }),
-      );
+    if (epicId === null) {
+      commit(types.UPDATE_BOARD_ITEM_BY_ID, {
+        itemId: issue.id,
+        prop: 'epic',
+        value: null,
+      });
+    } else if (epicId !== undefined) {
+      commit(types.UPDATE_BOARD_ITEM_BY_ID, {
+        itemId: issue.id,
+        prop: 'epic',
+        value: { id: epicId },
+      });
+    }
   },
 
   moveEpic: ({ state, commit }, { itemId, fromListId, toListId, moveBeforeId, moveAfterId }) => {

ee/app/assets/javascripts/boards/stores/mutations.js

@@ -150,25 +150,6 @@ export default {
     Vue.set(state, 'epics', []);
   },
 
-  [mutationTypes.MOVE_ISSUE]: (
-    state,
-    { originalIssue, fromListId, toListId, moveBeforeId, moveAfterId, epicId },
-  ) => {
-    const fromList = state.boardLists[fromListId];
-    const toList = state.boardLists[toListId];
-
-    const issue = moveItemListHelper(originalIssue, fromList, toList);
-
-    if (epicId === null) {
-      Vue.set(state.boardItems, issue.id, { ...issue, epic: null });
-    } else if (epicId !== undefined) {
-      Vue.set(state.boardItems, issue.id, { ...issue, epic: { id: epicId } });
-    }
-
-    removeItemFromList({ state, listId: fromListId, itemId: issue.id });
-    addItemToList({ state, listId: toListId, itemId: issue.id, moveBeforeId, moveAfterId });
-  },
-
   [mutationTypes.MOVE_EPIC]: (
     state,
     { originalEpic, fromListId, toListId, moveBeforeId, moveAfterId },

ee/changelogs/unreleased/325778-moving-issue-to-board-list-of-different-type-should-not-remove-.yml

+---
+title: Clone issue card on move when necessary in epic swimlanes
+merge_request: 58644
+author:
+type: fixed

ee/spec/frontend/boards/stores/actions_spec.js

@@ -9,6 +9,7 @@ import * as types from 'ee/boards/stores/mutation_types';
 import mutations from 'ee/boards/stores/mutations';
 import { TEST_HOST } from 'helpers/test_constants';
 import testAction from 'helpers/vuex_action_helper';
+import { mockMoveIssueParams, mockMoveData, mockMoveState } from 'jest/boards/mock_data';
 import { formatBoardLists, formatListIssues } from '~/boards/boards_util';
 import { issuableTypes } from '~/boards/constants';
 import listsIssuesQuery from '~/boards/graphql/lists_issues.query.graphql';
@@ -19,13 +20,10 @@ import {
   labels,
   mockLists,
   mockIssue,
-  mockIssue2,
   mockIssues,
   mockEpic,
-  rawIssue,
   mockMilestones,
   mockAssignees,
-  mockEpics,
 } from '../mock_data';
 
 Vue.use(Vuex);
@@ -903,204 +901,89 @@ describe.each`
 });
 
 describe('moveIssue', () => {
-  const epicId = 'gid://gitlab/Epic/1';
+  it('should dispatch a correct set of actions with epic id', () => {
+    const params = mockMoveIssueParams;
 
-  const listIssues = {
-    'gid://gitlab/List/1': [436, 437],
-    'gid://gitlab/List/2': [],
-  };
-
-  const issues = {
-    436: mockIssue,
-    437: mockIssue2,
-  };
-
-  const state = {
-    fullPath: 'gitlab-org',
-    boardId: 1,
-    boardType: 'group',
-    disabled: false,
-    boardLists: mockLists,
-    boardItemsByListId: listIssues,
-    boardItems: issues,
-  };
-
-  it('should commit MOVE_ISSUE mutation and MOVE_ISSUE_SUCCESS mutation when successful', (done) => {
-    jest.spyOn(gqlClient, 'mutate').mockResolvedValue({
-      data: {
-        issueMoveList: {
-          issue: rawIssue,
-          errors: [],
-        },
-      },
-    });
+    const moveData = {
+      ...mockMoveData,
+      epicId: 'some-epic-id',
+    };
 
-    testAction(
-      actions.moveIssue,
-      {
-        itemId: '436',
-        itemIid: mockIssue.iid,
-        itemPath: mockIssue.referencePath,
-        fromListId: 'gid://gitlab/List/1',
-        toListId: 'gid://gitlab/List/2',
-        epicId,
+    testAction({
+      action: actions.moveIssue,
+      payload: {
+        ...params,
+        epicId: 'some-epic-id',
       },
-      state,
-      [
+      state: mockMoveState,
+      expectedActions: [
+        { type: 'moveIssueCard', payload: moveData },
+        { type: 'updateMovedIssue', payload: moveData },
+        { type: 'updateEpicForIssue', payload: { itemId: params.itemId, epicId: 'some-epic-id' } },
         {
-          type: types.MOVE_ISSUE,
+          type: 'requestIssueMoveListMutation',
           payload: {
-            originalIssue: mockIssue,
-            fromListId: 'gid://gitlab/List/1',
-            toListId: 'gid://gitlab/List/2',
-            epicId,
+            moveData,
+            mutationVariables: {
+              epicId: 'some-epic-id',
+            },
           },
         },
-        {
-          type: types.MOVE_ISSUE_SUCCESS,
-          payload: { issue: rawIssue },
-        },
       ],
-      [],
-      done,
-    );
-  });
-
-  it('should commit MOVE_ISSUE mutation and MOVE_ISSUE_FAILURE mutation when unsuccessful', (done) => {
-    jest.spyOn(gqlClient, 'mutate').mockResolvedValue({
-      data: {
-        issueMoveList: {
-          issue: {},
-          errors: [{ foo: 'bar' }],
-        },
-      },
     });
-
-    testAction(
-      actions.moveIssue,
-      {
-        itemId: '436',
-        itemIid: mockIssue.iid,
-        itemPath: mockIssue.referencePath,
-        fromListId: 'gid://gitlab/List/1',
-        toListId: 'gid://gitlab/List/2',
-        epicId,
-      },
-      state,
-      [
-        {
-          type: types.MOVE_ISSUE,
-          payload: {
-            originalIssue: mockIssue,
-            fromListId: 'gid://gitlab/List/1',
-            toListId: 'gid://gitlab/List/2',
-            epicId,
-          },
-        },
-        {
-          type: types.MOVE_ISSUE_FAILURE,
-          payload: {
-            originalIssue: mockIssue,
-            fromListId: 'gid://gitlab/List/1',
-            toListId: 'gid://gitlab/List/2',
-            originalIndex: 0,
-          },
-        },
-      ],
-      [],
-      done,
-    );
   });
 });
 
-describe('moveEpic', () => {
-  const listEpics = {
-    'gid://gitlab/List/1': [41, 40],
-    'gid://gitlab/List/2': [],
-  };
-
-  const epics = {
-    41: mockEpic,
-    40: mockEpics[1],
-  };
-
-  const state = {
-    fullPath: 'gitlab-org',
-    boardId: 1,
-    boardType: 'group',
-    disabled: false,
-    boardLists: mockLists,
-    boardItemsByListId: listEpics,
-    boardItems: epics,
-    issuableType: 'epic',
-  };
+describe('updateEpicForIssue', () => {
+  let commonState;
 
-  it('should commit MOVE_EPIC mutation mutation when successful', async () => {
-    jest.spyOn(gqlClient, 'mutate').mockResolvedValue({
-      data: {
-        epicMoveList: {
-          errors: [],
+  beforeEach(() => {
+    commonState = {
+      boardItems: {
+        itemId: {
+          id: 'issueId',
         },
       },
-    });
-
-    await testAction({
-      action: actions.moveEpic,
-      payload: {
-        itemId: '41',
-        fromListId: 'gid://gitlab/List/1',
-        toListId: 'gid://gitlab/List/2',
-      },
-      state,
-      expectedMutations: [
-        {
-          type: types.MOVE_EPIC,
-          payload: {
-            originalEpic: mockEpic,
-            fromListId: 'gid://gitlab/List/1',
-            toListId: 'gid://gitlab/List/2',
-          },
-        },
-      ],
-    });
+    };
   });
 
-  it('should commit MOVE_EPIC mutation and MOVE_EPIC_FAILURE mutation when unsuccessful', async () => {
-    jest.spyOn(gqlClient, 'mutate').mockResolvedValue({
-      data: {
-        epicMoveList: {
-          errors: [{ foo: 'bar' }],
+  it.each([
+    [
+      'with epic id',
+      {
+        payload: {
+          itemId: 'itemId',
+          epicId: 'epicId',
         },
-      },
-    });
-
-    await testAction({
-      action: actions.moveEpic,
-      payload: {
-        itemId: '41',
-        fromListId: 'gid://gitlab/List/1',
-        toListId: 'gid://gitlab/List/2',
-      },
-      state,
-      expectedMutations: [
-        {
-          type: types.MOVE_EPIC,
-          payload: {
-            originalEpic: mockEpic,
-            fromListId: 'gid://gitlab/List/1',
-            toListId: 'gid://gitlab/List/2',
+        expectedMutations: [
+          {
+            type: types.UPDATE_BOARD_ITEM_BY_ID,
+            payload: { itemId: 'issueId', prop: 'epic', value: { id: 'epicId' } },
           },
+        ],
+      },
+    ],
+    [
+      'with null as epic id',
+      {
+        payload: {
+          itemId: 'itemId',
+          epicId: null,
         },
-        {
-          type: types.MOVE_EPIC_FAILURE,
-          payload: {
-            originalEpic: mockEpic,
-            fromListId: 'gid://gitlab/List/1',
-            toListId: 'gid://gitlab/List/2',
-            originalIndex: 0,
+        expectedMutations: [
+          {
+            type: types.UPDATE_BOARD_ITEM_BY_ID,
+            payload: { itemId: 'issueId', prop: 'epic', value: null },
           },
-        },
-      ],
+        ],
+      },
+    ],
+  ])(`commits UPDATE_BOARD_ITEM_BY_ID mutation %s`, (_, { payload, expectedMutations }) => {
+    testAction({
+      action: actions.updateEpicForIssue,
+      payload,
+      state: commonState,
+      expectedMutations,
     });
   });
 });

ee/spec/frontend/boards/stores/mutations_spec.js

 import mutations from 'ee/boards/stores/mutations';
-import { mockIssue, mockIssue2, mockEpics, mockEpic, mockLists } from '../mock_data';
+import { mockEpics, mockEpic, mockLists } from '../mock_data';
 
 const expectNotImplemented = (action) => {
   it('is not implemented', () => {
@@ -7,8 +7,6 @@ const expectNotImplemented = (action) => {
   });
 };
 
-const epicId = mockEpic.id;
-
 const initialBoardListsState = {
   'gid://gitlab/List/1': mockLists[0],
   'gid://gitlab/List/2': mockLists[1],
@@ -222,64 +220,6 @@ describe('RESET_EPICS', () => {
   });
 });
 
-describe('MOVE_ISSUE', () => {
-  beforeEach(() => {
-    const listIssues = {
-      'gid://gitlab/List/1': [mockIssue.id, mockIssue2.id],
-      'gid://gitlab/List/2': [],
-    };
-
-    const issues = {
-      436: mockIssue,
-      437: mockIssue2,
-    };
-
-    state = {
-      ...state,
-      boardItemsByListId: listIssues,
-      boardItems: issues,
-    };
-  });
-
-  it('updates boardItemsByListId, moving issue between lists and updating epic id on issue', () => {
-    expect(state.boardItems['437'].epic.id).toEqual('gid://gitlab/Epic/40');
-
-    mutations.MOVE_ISSUE(state, {
-      originalIssue: mockIssue2,
-      fromListId: 'gid://gitlab/List/1',
-      toListId: 'gid://gitlab/List/2',
-      epicId,
-    });
-
-    const updatedListIssues = {
-      'gid://gitlab/List/1': [mockIssue.id],
-      'gid://gitlab/List/2': [mockIssue2.id],
-    };
-
-    expect(state.boardItemsByListId).toEqual(updatedListIssues);
-    expect(state.boardItems['437'].epic.id).toEqual(epicId);
-  });
-
-  it('removes epic id from issue when epicId is null', () => {
-    expect(state.boardItems['437'].epic.id).toEqual('gid://gitlab/Epic/40');
-
-    mutations.MOVE_ISSUE(state, {
-      originalIssue: mockIssue2,
-      fromListId: 'gid://gitlab/List/1',
-      toListId: 'gid://gitlab/List/2',
-      epicId: null,
-    });
-
-    const updatedListIssues = {
-      'gid://gitlab/List/1': [mockIssue.id],
-      'gid://gitlab/List/2': [mockIssue2.id],
-    };
-
-    expect(state.boardItemsByListId).toEqual(updatedListIssues);
-    expect(state.boardItems['437'].epic).toEqual(null);
-  });
-});
-
 describe('MOVE_EPIC', () => {
   it('updates boardItemsByListId, moving epic between lists', () => {
     const listIssues = {

spec/frontend/boards/mock_data.js

@@ -3,6 +3,7 @@
 import { keyBy } from 'lodash';
 import Vue from 'vue';
 import '~/boards/models/list';
+import { ListType } from '~/boards/constants';
 import boardsStore from '~/boards/stores/boards_store';
 
 export const boardObj = {
@@ -488,3 +489,38 @@ export const mockBlockedIssue2 = {
   blockedByCount: 4,
   webUrl: 'http://gdk.test:3000/gitlab-org/my-project-1/-/issues/0',
 };
+
+export const mockMoveIssueParams = {
+  itemId: 1,
+  fromListId: 'gid://gitlab/List/1',
+  toListId: 'gid://gitlab/List/2',
+  moveBeforeId: undefined,
+  moveAfterId: undefined,
+};
+
+export const mockMoveState = {
+  boardLists: {
+    'gid://gitlab/List/1': {
+      listType: ListType.backlog,
+    },
+    'gid://gitlab/List/2': {
+      listType: ListType.closed,
+    },
+  },
+  boardItems: {
+    [mockMoveIssueParams.itemId]: { foo: 'bar' },
+  },
+  boardItemsByListId: {
+    [mockMoveIssueParams.fromListId]: [mockMoveIssueParams.itemId],
+    [mockMoveIssueParams.toListId]: [],
+  },
+};
+
+export const mockMoveData = {
+  reordering: false,
+  shouldClone: false,
+  itemNotInToList: true,
+  originalIndex: 0,
+  originalIssue: { foo: 'bar' },
+  ...mockMoveIssueParams,
+};

spec/frontend/boards/stores/mutations_spec.js

@@ -394,41 +394,7 @@ describe('Board Store Mutations', () => {
     expectNotImplemented(mutations.RECEIVE_ADD_ISSUE_ERROR);
   });
 
-  describe('MOVE_ISSUE', () => {
-    it('updates boardItemsByListId, moving issue between lists', () => {
-      const listIssues = {
-        'gid://gitlab/List/1': [mockIssue.id, mockIssue2.id],
-        'gid://gitlab/List/2': [],
-      };
-
-      const issues = {
-        1: mockIssue,
-        2: mockIssue2,
-      };
-
-      state = {
-        ...state,
-        boardItemsByListId: listIssues,
-        boardLists: initialBoardListsState,
-        boardItems: issues,
-      };
-
-      mutations.MOVE_ISSUE(state, {
-        originalIssue: mockIssue2,
-        fromListId: 'gid://gitlab/List/1',
-        toListId: 'gid://gitlab/List/2',
-      });
-
-      const updatedListIssues = {
-        'gid://gitlab/List/1': [mockIssue.id],
-        'gid://gitlab/List/2': [mockIssue2.id],
-      };
-
-      expect(state.boardItemsByListId).toEqual(updatedListIssues);
-    });
-  });
-
-  describe('MOVE_ISSUE_SUCCESS', () => {
+  describe('MUTATE_ISSUE_SUCCESS', () => {
     it('updates issue in issues state', () => {
       const issues = {
         436: { id: rawIssue.id },
@@ -439,7 +405,7 @@ describe('Board Store Mutations', () => {
         boardItems: issues,
       };
 
-      mutations.MOVE_ISSUE_SUCCESS(state, {
+      mutations.MUTATE_ISSUE_SUCCESS(state, {
         issue: rawIssue,
       });
 
@@ -447,36 +413,6 @@ describe('Board Store Mutations', () => {
     });
   });
 
-  describe('MOVE_ISSUE_FAILURE', () => {
-    it('updates boardItemsByListId, reverting moving issue between lists, and sets error message', () => {
-      const listIssues = {
-        'gid://gitlab/List/1': [mockIssue.id],
-        'gid://gitlab/List/2': [mockIssue2.id],
-      };
-
-      state = {
-        ...state,
-        boardItemsByListId: listIssues,
-        boardLists: initialBoardListsState,
-      };
-
-      mutations.MOVE_ISSUE_FAILURE(state, {
-        originalIssue: mockIssue2,
-        fromListId: 'gid://gitlab/List/1',
-        toListId: 'gid://gitlab/List/2',
-        originalIndex: 1,
-      });
-
-      const updatedListIssues = {
-        'gid://gitlab/List/1': [mockIssue.id, mockIssue2.id],
-        'gid://gitlab/List/2': [],
-      };
-
-      expect(state.boardItemsByListId).toEqual(updatedListIssues);
-      expect(state.error).toEqual('An error occurred while moving the issue. Please try again.');
-    });
-  });
-
   describe('UPDATE_BOARD_ITEM', () => {
     it('updates the given issue in state.boardItems', () => {
       const updatedIssue = { id: 'some_gid', foo: 'bar' };