Merge branch 'ide-list-merge-requests' into 'master'

Show merge requests in web IDE

Closes #45184

See merge request gitlab-org/gitlab-ce!18898

12 files changed, 342 insertions, 0 deletions

diff --git a/app/assets/javascripts/api.js b/app/assets/javascripts/api.js
index 47bf55b1c23..000938e475f 100644
--- a/app/assets/javascripts/api.js
+++ b/app/assets/javascripts/api.js
@@ -11,6 +11,7 @@ const Api = {
   projectPath: '/api/:version/projects/:id',
   projectLabelsPath: '/:namespace_path/:project_path/labels',
   mergeRequestPath: '/api/:version/projects/:id/merge_requests/:mrid',
+  mergeRequestsPath: '/api/:version/merge_requests',
   mergeRequestChangesPath: '/api/:version/projects/:id/merge_requests/:mrid/changes',
   mergeRequestVersionsPath: '/api/:version/projects/:id/merge_requests/:mrid/versions',
   groupLabelsPath: '/groups/:namespace_path/-/labels',
@@ -107,6 +108,12 @@ const Api = {
     return axios.get(url);
   },
 
+  mergeRequests(params = {}) {
+    const url = Api.buildUrl(Api.mergeRequestsPath);
+
+    return axios.get(url, { params });
+  },
+
   mergeRequestChanges(projectPath, mergeRequestId) {
     const url = Api.buildUrl(Api.mergeRequestChangesPath)
       .replace(':id', encodeURIComponent(projectPath))
diff --git a/app/assets/javascripts/ide/stores/index.js b/app/assets/javascripts/ide/stores/index.js
index 5d26cb8d626..f8ce8a67ec0 100644
--- a/app/assets/javascripts/ide/stores/index.js
+++ b/app/assets/javascripts/ide/stores/index.js
@@ -6,6 +6,7 @@ import * as getters from './getters';
 import mutations from './mutations';
 import commitModule from './modules/commit';
 import pipelines from './modules/pipelines';
+import mergeRequests from './modules/merge_requests';
 
 Vue.use(Vuex);
 
@@ -18,6 +19,7 @@ export const createStore = () =>
     modules: {
       commit: commitModule,
       pipelines,
+      mergeRequests,
     },
   });
 
diff --git a/app/assets/javascripts/ide/stores/modules/merge_requests/actions.js b/app/assets/javascripts/ide/stores/modules/merge_requests/actions.js
new file mode 100644
index 00000000000..d3050183bd3
--- /dev/null
+++ b/app/assets/javascripts/ide/stores/modules/merge_requests/actions.js
@@ -0,0 +1,25 @@
+import { __ } from '../../../../locale';
+import Api from '../../../../api';
+import flash from '../../../../flash';
+import * as types from './mutation_types';
+
+export const requestMergeRequests = ({ commit }) => commit(types.REQUEST_MERGE_REQUESTS);
+export const receiveMergeRequestsError = ({ commit }) => {
+  flash(__('Error loading merge requests.'));
+  commit(types.RECEIVE_MERGE_REQUESTS_ERROR);
+};
+export const receiveMergeRequestsSuccess = ({ commit }, data) =>
+  commit(types.RECEIVE_MERGE_REQUESTS_SUCCESS, data);
+
+export const fetchMergeRequests = ({ dispatch, state: { scope, state } }, search = '') => {
+  dispatch('requestMergeRequests');
+  dispatch('resetMergeRequests');
+
+  Api.mergeRequests({ scope, state, search })
+    .then(({ data }) => dispatch('receiveMergeRequestsSuccess', data))
+    .catch(() => dispatch('receiveMergeRequestsError'));
+};
+
+export const resetMergeRequests = ({ commit }) => commit(types.RESET_MERGE_REQUESTS);
+
+export default () => {};
diff --git a/app/assets/javascripts/ide/stores/modules/merge_requests/constants.js b/app/assets/javascripts/ide/stores/modules/merge_requests/constants.js
new file mode 100644
index 00000000000..64b7763f257
--- /dev/null
+++ b/app/assets/javascripts/ide/stores/modules/merge_requests/constants.js
@@ -0,0 +1,10 @@
+export const scopes = {
+  assignedToMe: 'assigned-to-me',
+  createdByMe: 'created-by-me',
+};
+
+export const states = {
+  opened: 'opened',
+  closed: 'closed',
+  merged: 'merged',
+};
diff --git a/app/assets/javascripts/ide/stores/modules/merge_requests/index.js b/app/assets/javascripts/ide/stores/modules/merge_requests/index.js
new file mode 100644
index 00000000000..04e7e0f08f1
--- /dev/null
+++ b/app/assets/javascripts/ide/stores/modules/merge_requests/index.js
@@ -0,0 +1,10 @@
+import state from './state';
+import * as actions from './actions';
+import mutations from './mutations';
+
+export default {
+  namespaced: true,
+  state: state(),
+  actions,
+  mutations,
+};
diff --git a/app/assets/javascripts/ide/stores/modules/merge_requests/mutation_types.js b/app/assets/javascripts/ide/stores/modules/merge_requests/mutation_types.js
new file mode 100644
index 00000000000..0badddcbae7
--- /dev/null
+++ b/app/assets/javascripts/ide/stores/modules/merge_requests/mutation_types.js
@@ -0,0 +1,5 @@
+export const REQUEST_MERGE_REQUESTS = 'REQUEST_MERGE_REQUESTS';
+export const RECEIVE_MERGE_REQUESTS_ERROR = 'RECEIVE_MERGE_REQUESTS_ERROR';
+export const RECEIVE_MERGE_REQUESTS_SUCCESS = 'RECEIVE_MERGE_REQUESTS_SUCCESS';
+
+export const RESET_MERGE_REQUESTS = 'RESET_MERGE_REQUESTS';
diff --git a/app/assets/javascripts/ide/stores/modules/merge_requests/mutations.js b/app/assets/javascripts/ide/stores/modules/merge_requests/mutations.js
new file mode 100644
index 00000000000..98102a68e08
--- /dev/null
+++ b/app/assets/javascripts/ide/stores/modules/merge_requests/mutations.js
@@ -0,0 +1,26 @@
+/* eslint-disable no-param-reassign */
+import * as types from './mutation_types';
+
+export default {
+  [types.REQUEST_MERGE_REQUESTS](state) {
+    state.isLoading = true;
+  },
+  [types.RECEIVE_MERGE_REQUESTS_ERROR](state) {
+    state.isLoading = false;
+  },
+  [types.RECEIVE_MERGE_REQUESTS_SUCCESS](state, data) {
+    state.isLoading = false;
+    state.mergeRequests = data.map(mergeRequest => ({
+      id: mergeRequest.id,
+      iid: mergeRequest.iid,
+      title: mergeRequest.title,
+      projectId: mergeRequest.project_id,
+      projectPathWithNamespace: mergeRequest.web_url
+        .replace(`${gon.gitlab_url}/`, '')
+        .replace(`/merge_requests/${mergeRequest.iid}`, ''),
+    }));
+  },
+  [types.RESET_MERGE_REQUESTS](state) {
+    state.mergeRequests = [];
+  },
+};
diff --git a/app/assets/javascripts/ide/stores/modules/merge_requests/state.js b/app/assets/javascripts/ide/stores/modules/merge_requests/state.js
new file mode 100644
index 00000000000..2947b686c1c
--- /dev/null
+++ b/app/assets/javascripts/ide/stores/modules/merge_requests/state.js
@@ -0,0 +1,8 @@
+import { scopes, states } from './constants';
+
+export default () => ({
+  isLoading: false,
+  mergeRequests: [],
+  scope: scopes.assignedToMe,
+  state: states.opened,
+});
diff --git a/spec/javascripts/ide/helpers.js b/spec/javascripts/ide/helpers.js
index 5c7e2db0e96..9312e17704e 100644
--- a/spec/javascripts/ide/helpers.js
+++ b/spec/javascripts/ide/helpers.js
@@ -1,12 +1,14 @@
 import { decorateData } from '~/ide/stores/utils';
 import state from '~/ide/stores/state';
 import commitState from '~/ide/stores/modules/commit/state';
+import mergeRequestsState from '~/ide/stores/modules/merge_requests/state';
 import pipelinesState from '~/ide/stores/modules/pipelines/state';
 
 export const resetStore = store => {
   const newState = {
     ...state(),
     commit: commitState(),
+    mergeRequests: mergeRequestsState(),
     pipelines: pipelinesState(),
   };
   store.replaceState(newState);
diff --git a/spec/javascripts/ide/mock_data.js b/spec/javascripts/ide/mock_data.js
index 8ad51e122b6..dcf857f7e04 100644
--- a/spec/javascripts/ide/mock_data.js
+++ b/spec/javascripts/ide/mock_data.js
@@ -147,3 +147,13 @@ export const fullPipelinesResponse = {
     ],
   },
 };
+
+export const mergeRequests = [
+  {
+    id: 1,
+    iid: 1,
+    title: 'Test merge request',
+    project_id: 1,
+    web_url: `${gl.TEST_HOST}/namespace/project-path/merge_requests/1`,
+  },
+];
diff --git a/spec/javascripts/ide/stores/modules/merge_requests/actions_spec.js b/spec/javascripts/ide/stores/modules/merge_requests/actions_spec.js
new file mode 100644
index 00000000000..b571cfb963a
--- /dev/null
+++ b/spec/javascripts/ide/stores/modules/merge_requests/actions_spec.js
@@ -0,0 +1,182 @@
+import MockAdapter from 'axios-mock-adapter';
+import axios from '~/lib/utils/axios_utils';
+import state from '~/ide/stores/modules/merge_requests/state';
+import * as types from '~/ide/stores/modules/merge_requests/mutation_types';
+import actions, {
+  requestMergeRequests,
+  receiveMergeRequestsError,
+  receiveMergeRequestsSuccess,
+  fetchMergeRequests,
+  resetMergeRequests,
+} from '~/ide/stores/modules/merge_requests/actions';
+import { mergeRequests } from '../../../mock_data';
+import testAction from '../../../../helpers/vuex_action_helper';
+
+describe('IDE merge requests actions', () => {
+  let mockedState;
+  let mock;
+
+  beforeEach(() => {
+    mockedState = state();
+    mock = new MockAdapter(axios);
+  });
+
+  afterEach(() => {
+    mock.restore();
+  });
+
+  describe('requestMergeRequests', () => {
+    it('should should commit request', done => {
+      testAction(
+        requestMergeRequests,
+        null,
+        mockedState,
+        [{ type: types.REQUEST_MERGE_REQUESTS }],
+        [],
+        done,
+      );
+    });
+  });
+
+  describe('receiveMergeRequestsError', () => {
+    let flashSpy;
+
+    beforeEach(() => {
+      flashSpy = spyOnDependency(actions, 'flash');
+    });
+
+    it('should should commit error', done => {
+      testAction(
+        receiveMergeRequestsError,
+        null,
+        mockedState,
+        [{ type: types.RECEIVE_MERGE_REQUESTS_ERROR }],
+        [],
+        done,
+      );
+    });
+
+    it('creates flash message', () => {
+      receiveMergeRequestsError({ commit() {} });
+
+      expect(flashSpy).toHaveBeenCalled();
+    });
+  });
+
+  describe('receiveMergeRequestsSuccess', () => {
+    it('should commit received data', done => {
+      testAction(
+        receiveMergeRequestsSuccess,
+        'data',
+        mockedState,
+        [{ type: types.RECEIVE_MERGE_REQUESTS_SUCCESS, payload: 'data' }],
+        [],
+        done,
+      );
+    });
+  });
+
+  describe('fetchMergeRequests', () => {
+    beforeEach(() => {
+      gon.api_version = 'v4';
+    });
+
+    describe('success', () => {
+      beforeEach(() => {
+        mock.onGet(/\/api\/v4\/merge_requests(.*)$/).replyOnce(200, mergeRequests);
+      });
+
+      it('calls API with params from state', () => {
+        const apiSpy = spyOn(axios, 'get').and.callThrough();
+
+        fetchMergeRequests({ dispatch() {}, state: mockedState });
+
+        expect(apiSpy).toHaveBeenCalledWith(jasmine.anything(), {
+          params: {
+            scope: 'assigned-to-me',
+            state: 'opened',
+            search: '',
+          },
+        });
+      });
+
+      it('calls API with search', () => {
+        const apiSpy = spyOn(axios, 'get').and.callThrough();
+
+        fetchMergeRequests({ dispatch() {}, state: mockedState }, 'testing search');
+
+        expect(apiSpy).toHaveBeenCalledWith(jasmine.anything(), {
+          params: {
+            scope: 'assigned-to-me',
+            state: 'opened',
+            search: 'testing search',
+          },
+        });
+      });
+
+      it('dispatches request', done => {
+        testAction(
+          fetchMergeRequests,
+          null,
+          mockedState,
+          [],
+          [
+            { type: 'requestMergeRequests' },
+            { type: 'resetMergeRequests' },
+            { type: 'receiveMergeRequestsSuccess' },
+          ],
+          done,
+        );
+      });
+
+      it('dispatches success with received data', done => {
+        testAction(
+          fetchMergeRequests,
+          null,
+          mockedState,
+          [],
+          [
+            { type: 'requestMergeRequests' },
+            { type: 'resetMergeRequests' },
+            { type: 'receiveMergeRequestsSuccess', payload: mergeRequests },
+          ],
+          done,
+        );
+      });
+    });
+
+    describe('error', () => {
+      beforeEach(() => {
+        mock.onGet(/\/api\/v4\/merge_requests(.*)$/).replyOnce(500);
+      });
+
+      it('dispatches error', done => {
+        testAction(
+          fetchMergeRequests,
+          null,
+          mockedState,
+          [],
+          [
+            { type: 'requestMergeRequests' },
+            { type: 'resetMergeRequests' },
+            { type: 'receiveMergeRequestsError' },
+          ],
+          done,
+        );
+      });
+    });
+  });
+
+  describe('resetMergeRequests', () => {
+    it('commits reset', done => {
+      testAction(
+        resetMergeRequests,
+        null,
+        mockedState,
+        [{ type: types.RESET_MERGE_REQUESTS }],
+        [],
+        done,
+      );
+    });
+  });
+});
diff --git a/spec/javascripts/ide/stores/modules/merge_requests/mutations_spec.js b/spec/javascripts/ide/stores/modules/merge_requests/mutations_spec.js
new file mode 100644
index 00000000000..664d3914564
--- /dev/null
+++ b/spec/javascripts/ide/stores/modules/merge_requests/mutations_spec.js
@@ -0,0 +1,55 @@
+import state from '~/ide/stores/modules/merge_requests/state';
+import mutations from '~/ide/stores/modules/merge_requests/mutations';
+import * as types from '~/ide/stores/modules/merge_requests/mutation_types';
+import { mergeRequests } from '../../../mock_data';
+
+describe('IDE merge requests mutations', () => {
+  let mockedState;
+
+  beforeEach(() => {
+    mockedState = state();
+  });
+
+  describe(types.REQUEST_MERGE_REQUESTS, () => {
+    it('sets loading to true', () => {
+      mutations[types.REQUEST_MERGE_REQUESTS](mockedState);
+
+      expect(mockedState.isLoading).toBe(true);
+    });
+  });
+
+  describe(types.RECEIVE_MERGE_REQUESTS_ERROR, () => {
+    it('sets loading to false', () => {
+      mutations[types.RECEIVE_MERGE_REQUESTS_ERROR](mockedState);
+
+      expect(mockedState.isLoading).toBe(false);
+    });
+  });
+
+  describe(types.RECEIVE_MERGE_REQUESTS_SUCCESS, () => {
+    it('sets merge requests', () => {
+      gon.gitlab_url = gl.TEST_HOST;
+      mutations[types.RECEIVE_MERGE_REQUESTS_SUCCESS](mockedState, mergeRequests);
+
+      expect(mockedState.mergeRequests).toEqual([
+        {
+          id: 1,
+          iid: 1,
+          title: 'Test merge request',
+          projectId: 1,
+          projectPathWithNamespace: 'namespace/project-path',
+        },
+      ]);
+    });
+  });
+
+  describe(types.RESET_MERGE_REQUESTS, () => {
+    it('clears merge request array', () => {
+      mockedState.mergeRequests = ['test'];
+
+      mutations[types.RESET_MERGE_REQUESTS](mockedState);
+
+      expect(mockedState.mergeRequests).toEqual([]);
+    });
+  });
+});