Add filters module to store

- Move existing filters object
from mergeRequests module
to newly added filters module

ee/app/assets/javascripts/analytics/code_review_analytics/filtered_search_code_review_analytics.js

@@ -21,6 +21,6 @@ export default class FilteredSearchCodeReviewAnalytics extends FilteredSearchMan
    */
   updateObject = path => {
     const filters = urlParamsToObject(path);
-    store.dispatch('mergeRequests/setFilters', filters);
+    store.dispatch('filters/setFilters', filters);
   };
 }

ee/app/assets/javascripts/analytics/code_review_analytics/store/index.js

 import Vue from 'vue';
 import Vuex from 'vuex';
+import filters from './modules/filters/index';
 import mergeRequests from './modules/merge_requests/index';
 
 Vue.use(Vuex);
@@ -7,6 +8,7 @@ Vue.use(Vuex);
 const createStore = () =>
   new Vuex.Store({
     modules: {
+      filters,
       mergeRequests,
     },
   });

ee/app/assets/javascripts/analytics/code_review_analytics/store/modules/filters/actions.js

+import * as types from './mutation_types';
+
+// eslint-disable-next-line import/prefer-default-export
+export const setFilters = ({ commit, dispatch }, { label_name, milestone_title }) => {
+  commit(types.SET_FILTERS, { labelName: label_name, milestoneTitle: milestone_title });
+
+  dispatch('mergeRequests/setPage', 1, { root: true });
+  dispatch('mergeRequests/fetchMergeRequests', null, { root: true });
+};

ee/app/assets/javascripts/analytics/code_review_analytics/store/modules/filters/index.js

+import state from './state';
+import * as actions from './actions';
+import mutations from './mutations';
+
+export default {
+  namespaced: true,
+  actions,
+  mutations,
+  state: state(),
+};

ee/app/assets/javascripts/analytics/code_review_analytics/store/modules/filters/mutation_types.js

+// eslint-disable-next-line import/prefer-default-export
+export const SET_FILTERS = 'SET_FILTERS';

ee/app/assets/javascripts/analytics/code_review_analytics/store/modules/filters/mutations.js

+import * as types from './mutation_types';
+
+export default {
+  [types.SET_FILTERS](state, { labelName, milestoneTitle }) {
+    state.labelName = labelName;
+    state.milestoneTitle = milestoneTitle;
+  },
+};

ee/app/assets/javascripts/analytics/code_review_analytics/store/modules/filters/state.js

+export default () => ({
+  labelName: [],
+  milestoneTitle: null,
+});

ee/app/assets/javascripts/analytics/code_review_analytics/store/modules/merge_requests/actions.js

@@ -6,23 +6,16 @@ import { normalizeHeaders, parseIntPagination } from '~/lib/utils/common_utils';
 
 export const setProjectId = ({ commit }, projectId) => commit(types.SET_PROJECT_ID, projectId);
 
-export const setFilters = ({ commit, dispatch }, { label_name, milestone_title }) => {
-  commit(types.SET_FILTERS, { labelName: label_name, milestoneTitle: milestone_title });
+export const fetchMergeRequests = ({ dispatch, state, rootState }) => {
+  dispatch('requestMergeRequests');
 
-  dispatch('fetchMergeRequests');
-};
+  const { projectId, pageInfo } = state;
 
-export const fetchMergeRequests = ({ dispatch, state }) => {
-  dispatch('requestMergeRequests');
+  const { milestoneTitle, labelName } = rootState.filters;
 
-  const {
-    projectId,
-    filters: { milestoneTitle, labelName },
-    pageInfo,
-  } = state;
   const params = {
     project_id: projectId,
-    milestone_title: milestoneTitle,
+    milestone_title: Array.isArray(milestoneTitle) ? milestoneTitle.join('') : milestoneTitle,
     label_name: labelName,
     page: pageInfo.page,
   };

ee/app/assets/javascripts/analytics/code_review_analytics/store/modules/merge_requests/mutation_types.js

 export const SET_PROJECT_ID = 'SET_PROJECT_ID';
-export const SET_FILTERS = 'SET_FILTERS';
 
 export const REQUEST_MERGE_REQUESTS = 'REQUEST_MERGE_REQUESTS';
 export const RECEIVE_MERGE_REQUESTS_SUCCESS = 'RECEIVE_MERGE_REQUESTS_SUCCESS';

ee/app/assets/javascripts/analytics/code_review_analytics/store/modules/merge_requests/mutations.js

@@ -4,11 +4,6 @@ export default {
   [types.SET_PROJECT_ID](state, projectId) {
     state.projectId = projectId;
   },
-  [types.SET_FILTERS](state, { labelName, milestoneTitle }) {
-    state.filters.labelName = labelName;
-    state.filters.milestoneTitle = milestoneTitle;
-    state.pageInfo.page = 1;
-  },
   [types.REQUEST_MERGE_REQUESTS](state) {
     state.isLoading = true;
   },

ee/app/assets/javascripts/analytics/code_review_analytics/store/modules/merge_requests/state.js

@@ -4,8 +4,4 @@ export default () => ({
   errorCode: null,
   mergeRequests: [],
   pageInfo: {},
-  filters: {
-    labelName: [],
-    milestoneTitle: null,
-  },
 });

ee/spec/frontend/analytics/code_review_analytics/store/modules/filters/actions_spec.js

+import axios from 'axios';
+import MockAdapter from 'axios-mock-adapter';
+import testAction from 'helpers/vuex_action_helper';
+import * as actions from 'ee/analytics/code_review_analytics/store/modules/filters/actions';
+import * as types from 'ee/analytics/code_review_analytics/store/modules/filters/mutation_types';
+import getInitialState from 'ee/analytics/code_review_analytics/store/modules/filters/state';
+
+describe('Code review analytics filters actions', () => {
+  let state;
+  let mock;
+
+  beforeEach(() => {
+    state = getInitialState();
+    mock = new MockAdapter(axios);
+  });
+
+  afterEach(() => {
+    mock.restore();
+  });
+
+  describe('setFilters', () => {
+    const milestoneTitle = 'my milestone';
+    const labelName = ['first label', 'second label'];
+
+    it('commits the SET_FILTERS mutation', () => {
+      testAction(
+        actions.setFilters,
+        { milestone_title: milestoneTitle, label_name: labelName },
+        state,
+        [
+          {
+            type: types.SET_FILTERS,
+            payload: { milestoneTitle, labelName },
+          },
+        ],
+        [
+          { type: 'mergeRequests/setPage', payload: 1 },
+          { type: 'mergeRequests/fetchMergeRequests', payload: null },
+        ],
+      );
+    });
+  });
+});

ee/spec/frontend/analytics/code_review_analytics/store/modules/filters/mutations_spec.js

+import * as types from 'ee/analytics/code_review_analytics/store/modules/filters/mutation_types';
+import mutations from 'ee/analytics/code_review_analytics/store/modules/filters/mutations';
+import getInitialState from 'ee/analytics/code_review_analytics/store/modules/filters/state';
+
+describe('Code review analytics filters mutations', () => {
+  let state;
+
+  const milestoneTitle = 'my milestone';
+  const labelName = ['first label', 'second label'];
+
+  beforeEach(() => {
+    state = getInitialState();
+  });
+
+  describe(types.SET_FILTERS, () => {
+    it('updates milestoneTitle and labelName', () => {
+      mutations[types.SET_FILTERS](state, { milestoneTitle, labelName });
+
+      expect(state.milestoneTitle).toBe(milestoneTitle);
+      expect(state.labelName).toBe(labelName);
+    });
+  });
+});

ee/spec/frontend/analytics/code_review_analytics/store/modules/merge_requests/actions_spec.js

@@ -9,7 +9,7 @@ import mockMergeRequests from '../../../mock_data';
 
 jest.mock('~/flash', () => jest.fn());
 
-describe('Code review analytics actions', () => {
+describe('Code review analytics mergeRequests actions', () => {
   let state;
   let mock;
 
@@ -32,7 +32,13 @@ describe('Code review analytics actions', () => {
   };
 
   beforeEach(() => {
-    state = getInitialState();
+    state = {
+      filters: {
+        milestoneTitle: null,
+        labelName: [],
+      },
+      ...getInitialState(),
+    };
     mock = new MockAdapter(axios);
   });
 
@@ -142,26 +148,6 @@ describe('Code review analytics actions', () => {
       }));
   });
 
-  describe('setFilters', () => {
-    const milestoneTitle = 'my milestone';
-    const labelName = ['first label', 'second label'];
-
-    it('commits the SET_FILTERS mutation', () => {
-      testAction(
-        actions.setFilters,
-        { milestone_title: milestoneTitle, label_name: labelName },
-        state,
-        [
-          {
-            type: types.SET_FILTERS,
-            payload: { milestoneTitle, labelName },
-          },
-        ],
-        [{ type: 'fetchMergeRequests' }],
-      );
-    });
-  });
-
   describe('setPage', () => {
     it('commits SET_PAGE mutation', () => {
       testAction(actions.setPage, 2, state, [{ type: types.SET_PAGE, payload: 2 }], []);

ee/spec/frontend/analytics/code_review_analytics/store/modules/merge_requests/mutations_spec.js

@@ -3,12 +3,9 @@ import mutations from 'ee/analytics/code_review_analytics/store/modules/merge_re
 import getInitialState from 'ee/analytics/code_review_analytics/store/modules/merge_requests/state';
 import mockMergeRequests from '../../../mock_data';
 
-describe('Code review analytics mutations', () => {
+describe('Code review analytics mergeRequests mutations', () => {
   let state;
 
-  const milestoneTitle = 'my milestone';
-  const labelName = ['first label', 'second label'];
-
   const pageInfo = {
     page: 1,
     nextPage: 2,
@@ -30,16 +27,6 @@ describe('Code review analytics mutations', () => {
     });
   });
 
-  describe(types.SET_FILTERS, () => {
-    it('updates milestoneTitle and labelName', () => {
-      mutations[types.SET_FILTERS](state, { milestoneTitle, labelName });
-
-      expect(state.filters.milestoneTitle).toBe(milestoneTitle);
-      expect(state.filters.labelName).toBe(labelName);
-      expect(state.pageInfo.page).toBe(1);
-    });
-  });
-
   describe(types.REQUEST_MERGE_REQUESTS, () => {
     it('sets isLoading to true', () => {
       mutations[types.REQUEST_MERGE_REQUESTS](state);