Merge pull request #61 from edx/schen/default_select

fix(functionality): Make sure we default select radio button

package-lock.json

@@ -2875,21 +2875,6 @@
         }
       }
     },
-    "@babel/runtime": {
-      "version": "7.2.0",
-      "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.2.0.tgz",
-      "integrity": "sha512-oouEibCbHMVdZSDlJBO6bZmID/zA/G/Qx3H1d3rSNPTD+L8UNKvCat7aKWSJ74zYbm5zWGh0GQN0hKj8zYFTCg==",
-      "requires": {
-        "regenerator-runtime": "0.12.1"
-      },
-      "dependencies": {
-        "regenerator-runtime": {
-          "version": "0.12.1",
-          "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.12.1.tgz",
-          "integrity": "sha512-odxIc1/vDlo4iZcfXqRYFj0vpXFNoGdKMAUieAlFYO6m/nl5e9KR/beGf41z4a1FI+aQgtjhuaSlDxQ0hmkrHg=="
-        }
-      }
-    },
     "@babel/template": {
       "version": "7.0.0-beta.40",
       "resolved": "https://registry.npmjs.org/@babel/template/-/template-7.0.0-beta.40.tgz",
@@ -2980,9 +2965,9 @@
       }
     },
     "@edx/frontend-auth": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/@edx/frontend-auth/-/frontend-auth-1.3.0.tgz",
-      "integrity": "sha512-llAoGBvxwZCnGzUMFSHHMxGIrrYLuWlEmrSQs6rqdqT5RXHUkuwNde5iemohqGe/dLGcGjiNzUjr83iGUlN66Q==",
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/@edx/frontend-auth/-/frontend-auth-1.2.1.tgz",
+      "integrity": "sha512-NEc+rAJq5HJ9UACPirezpwTp5yhX9G2AQDPfk1hW4ceEF7BFRMIfzb+nJqmTJkEX/37yRVYUfQFLW+z2j1ZRcw==",
       "requires": {
         "axios": "^0.18.0",
         "jwt-decode": "^2.2.0",
@@ -7983,14 +7968,6 @@
         }
       }
     },
-    "dom-helpers": {
-      "version": "3.4.0",
-      "resolved": "https://registry.npmjs.org/dom-helpers/-/dom-helpers-3.4.0.tgz",
-      "integrity": "sha512-LnuPJ+dwqKDIyotW1VzmOZ5TONUN7CwkCR5hrgawTUbkBGYdeoNLZo6nNfGkCrjtE1nXXaj7iMMpDa8/d9WoIA==",
-      "requires": {
-        "@babel/runtime": "7.2.0"
-      }
-    },
     "dom-serializer": {
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-0.1.0.tgz",
@@ -13816,16 +13793,6 @@
       "integrity": "sha1-+wMJF/hqMTTlvJvsDWngAT3f7bI=",
       "dev": true
     },
-    "lodash.isfunction": {
-      "version": "3.0.9",
-      "resolved": "https://registry.npmjs.org/lodash.isfunction/-/lodash.isfunction-3.0.9.tgz",
-      "integrity": "sha512-AirXNj15uRIMMPihnkInB4i3NHeb4iBtNg9WRWuK2o31S+ePwwNmDPaTL3o7dTJ+VXNZim7rFs4rxN4YU1oUJw=="
-    },
-    "lodash.isobject": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/lodash.isobject/-/lodash.isobject-3.0.2.tgz",
-      "integrity": "sha1-PI+41bW/S/kK4G4U8qUwpO2TXh0="
-    },
     "lodash.isplainobject": {
       "version": "4.0.6",
       "resolved": "https://registry.npmjs.org/lodash.isplainobject/-/lodash.isplainobject-4.0.6.tgz",
@@ -13889,11 +13856,6 @@
       "integrity": "sha1-JMS/zWsvuji/0FlNsRedjptlZWE=",
       "dev": true
     },
-    "lodash.tonumber": {
-      "version": "4.0.3",
-      "resolved": "https://registry.npmjs.org/lodash.tonumber/-/lodash.tonumber-4.0.3.tgz",
-      "integrity": "sha1-C5azGzVnJ5Prf1pj7nkfG56QJdk="
-    },
     "lodash.uniq": {
       "version": "4.5.0",
       "resolved": "https://registry.npmjs.org/lodash.uniq/-/lodash.uniq-4.5.0.tgz",
@@ -20167,27 +20129,6 @@
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       "dev": true
     },
-    "react-lifecycles-compat": {
-      "version": "3.0.4",
-      "resolved": "https://registry.npmjs.org/react-lifecycles-compat/-/react-lifecycles-compat-3.0.4.tgz",
-      "integrity": "sha512-fBASbA6LnOU9dOU2eW7aQ8xmYBSXUIWr+UmF9b1efZBazGNO+rcXT/icdKnYm2pTwcRylVUYwW7H1PHfLekVzA=="
-    },
-    "react-popper": {
-      "version": "0.10.4",
-      "resolved": "https://registry.npmjs.org/react-popper/-/react-popper-0.10.4.tgz",
-      "integrity": "sha1-rypBXqIike3VBGeNev2opu4ylao=",
-      "requires": {
-        "popper.js": "1.14.6",
-        "prop-types": "15.6.1"
-      },
-      "dependencies": {
-        "popper.js": {
-          "version": "1.14.6",
-          "resolved": "https://registry.npmjs.org/popper.js/-/popper.js-1.14.6.tgz",
-          "integrity": "sha512-AGwHGQBKumlk/MDfrSOf0JHhJCImdDMcGNoqKmKkU+68GFazv3CQ6q9r7Ja1sKDZmYWTckY/uLyEznheTDycnA=="
-        }
-      }
-    },
     "react-proptype-conditional-require": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/react-proptype-conditional-require/-/react-proptype-conditional-require-1.0.4.tgz",
@@ -20276,51 +20217,6 @@
         "prop-types": "^15.6.0"
       }
     },
-    "react-transition-group": {
-      "version": "2.5.1",
-      "resolved": "https://registry.npmjs.org/react-transition-group/-/react-transition-group-2.5.1.tgz",
-      "integrity": "sha512-8x/CxUL9SjYFmUdzsBPTgtKeCxt7QArjNSte0wwiLtF/Ix/o1nWNJooNy5o9XbHIKS31pz7J5VF2l41TwlvbHQ==",
-      "requires": {
-        "dom-helpers": "3.4.0",
-        "loose-envify": "1.4.0",
-        "prop-types": "15.6.2",
-        "react-lifecycles-compat": "3.0.4"
-      },
-      "dependencies": {
-        "loose-envify": {
-          "version": "1.4.0",
-          "resolved": "https://registry.npmjs.org/loose-envify/-/loose-envify-1.4.0.tgz",
-          "integrity": "sha512-lyuxPGr/Wfhrlem2CL/UcnUc1zcqKAImBDzukY7Y5F/yQiNdko6+fRLevlw1HgMySw7f611UIY408EtxRSoK3Q==",
-          "requires": {
-            "js-tokens": "3.0.2"
-          }
-        },
-        "prop-types": {
-          "version": "15.6.2",
-          "resolved": "https://registry.npmjs.org/prop-types/-/prop-types-15.6.2.tgz",
-          "integrity": "sha512-3pboPvLiWD7dkI3qf3KbUe6hKFKa52w+AE0VCqECtf+QHAKgOL37tTaNCnuX1nAAQ4ZhyP+kYVKf8rLmJ/feDQ==",
-          "requires": {
-            "loose-envify": "1.4.0",
-            "object-assign": "4.1.1"
-          }
-        }
-      }
-    },
-    "reactstrap": {
-      "version": "6.5.0",
-      "resolved": "https://registry.npmjs.org/reactstrap/-/reactstrap-6.5.0.tgz",
-      "integrity": "sha512-dWb3fB/wBAiQloteKlf+j9Nl2VLe6BMZgTEt6hpeTt0t9TwtkeU+2v2NBYONZaF4FZATfMiIKozhWpc2HmLW1g==",
-      "requires": {
-        "classnames": "2.2.5",
-        "lodash.isfunction": "3.0.9",
-        "lodash.isobject": "3.0.2",
-        "lodash.tonumber": "4.0.3",
-        "prop-types": "15.6.1",
-        "react-lifecycles-compat": "3.0.4",
-        "react-popper": "0.10.4",
-        "react-transition-group": "2.5.1"
-      }
-    },
     "read-pkg": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-1.1.0.tgz",

package.json

@@ -25,7 +25,7 @@
   },
   "dependencies": {
     "@edx/edx-bootstrap": "^0.4.3",
-    "@edx/frontend-auth": "^1.3.0",
+    "@edx/frontend-auth": "^1.2.1",
     "@edx/paragon": "^3.7.2",
     "babel-polyfill": "^6.26.0",
     "classnames": "^2.2.5",
@@ -40,7 +40,6 @@
     "react-router": "^4.2.0",
     "react-router-dom": "^4.2.2",
     "react-router-redux": "^5.0.0-alpha.9",
-    "reactstrap": "^6.5.0",
     "redux": "^3.7.2",
     "redux-devtools-extension": "^2.13.2",
     "redux-logger": "^3.0.6",

public/index.html

@@ -1,7 +1,9 @@
 <!doctype html>
-<html>
+<html lang="en-us">
   <head>
+      <title>Gradebook | edX</title>
       <meta charset="utf-8">
+      <meta name="viewport" content="width=device-width, initial-scale=1.0">  
   </head>
   <body>
     <div id="root"></div>

src/components/Gradebook/footer.jsx

@@ -1,12 +1,12 @@
 import React from 'react';
 import { Hyperlink, Icon } from '@edx/paragon';
 
-import EdXLogo from '../../../assets/edx-sm.png';
+import EdXFooterLogo from '../../../assets/edx-footer.png';
 
 export default function Footer() {
   function renderLogo() {
     return (
-      <img src={EdXLogo} alt="edX logo" height="30" width="60" />
+      <img src={EdXFooterLogo} alt="edX logo" />
     );
   }
 
@@ -18,10 +18,10 @@ export default function Footer() {
     >
       <div className="max-width-1180 d-grid">
         <div className="area-1">
-          <Hyperlink destination="https://www.edx.org/" content={renderLogo()} />
+          <Hyperlink destination="https://www.edx.org/" content={renderLogo()} aria-label="edX Home" />
         </div>
         <div className="area-2">
-          <h2>edx</h2>
+          <h2>edX</h2>
           <ul className="list-unstyled p-0 m-0">
             <li><a href="https://www.edx.org/about-us">About</a></li>
             <li><a href="https://www.edx.org/enterprise">edX for Business</a></li>

src/components/Gradebook/index.jsx

@@ -28,14 +28,7 @@ export default class Gradebook extends React.Component {
 
   componentDidMount() {
     const urlQuery = queryString.parse(this.props.location.search);
-    this.props.getUserGrades(
-      this.props.match.params.courseId,
-      urlQuery.cohort,
-      urlQuery.track,
-    );
-    this.props.getTracks(this.props.match.params.courseId);
-    this.props.getCohorts(this.props.match.params.courseId);
-    this.props.getAssignmentTypes(this.props.match.params.courseId);
+    this.props.getRoles(this.props.match.params.courseId, urlQuery);
   }
 
   setNewModalState = (userEntry, subsection) => {
@@ -259,6 +252,11 @@ export default class Gradebook extends React.Component {
                 The grades for this course are now frozen. Editing of grades is no longer allowed.
               </div>
             }
+            { !this.props.canUserViewGradebook &&
+              <div className="alert alert-warning" role="alert" >
+                You are not authorized to view the gradebook for this course. If you have a global role, please enroll in this course and try again.
+              </div>
+            }
             <hr />
             <div className="d-flex justify-content-between" >
               <div>
@@ -271,6 +269,7 @@ export default class Gradebook extends React.Component {
                       type="radio"
                       name="score-view"
                       value="percent"
+                      defaultChecked
                       onClick={() => this.props.toggleFormat('percent')}
                     />
                     <label className="mr-2" htmlFor="score-view-percent">Percent</label>

src/components/Header/index.jsx

@@ -1,94 +1,30 @@
 import React from 'react';
-import {
-  Collapse,
-  Navbar,
-  NavbarToggler,
-  NavbarBrand,
-  Nav,
-  NavItem,
-  NavLink,
-  UncontrolledDropdown,
-  DropdownToggle,
-  DropdownMenu,
-  DropdownItem,
-} from 'reactstrap';
-import { Icon } from '@edx/paragon';
-import PropTypes from 'prop-types';
+import { Hyperlink } from '@edx/paragon';
 
-import apiClient from '../../data/apiClient';
-import { configuration } from '../../config';
 import EdxLogo from '../../../assets/edx-sm.png';
 
-class Header extends React.Component {
+export default class Header extends React.Component {
   constructor(props) {
     super(props);
-
-    this.toggle = this.toggle.bind(this);
     this.state = {
       mobileNavOpen: false,
     };
   }
 
-  toggle() {
-    this.setState({
-      mobileNavOpen: !this.state.mobileNavOpen,
-    });
-  }
-
-  getUserProfileImageIcon() {
-    const screenReaderText = `Profile image for ${this.props.username}`;
-
-    if (this.props.userProfileImageUrl) {
-      return <img src={this.props.userProfileImageUrl} alt={screenReaderText} />;
-    }
-    return <Icon className={['fa', 'fa-user', 'px-3']} screenReaderText={screenReaderText} />;
+  renderLogo() {
+    return (
+      <img src={EdxLogo} alt="edX logo" height="30" width="60" />
+    );
   }
 
   render() {
     return (
-      <Navbar light expand="md" className="border-bottom">
-        <NavbarBrand href={configuration.LMS_BASE_URL}>
-          <img src={EdxLogo} alt="edX logo" height="30" width="60" />
-        </NavbarBrand>
-        <NavbarToggler onClick={this.toggle} />
-        <Collapse isOpen={this.state.mobileNavOpen} navbar>
-          <Nav className="ml-auto" navbar>
-            <UncontrolledDropdown nav inNavbar>
-              <DropdownToggle nav caret>
-                {this.getUserProfileImageIcon()}
-                {this.props.username}
-              </DropdownToggle>
-              <DropdownMenu right>
-                <DropdownItem href={`${configuration.LMS_BASE_URL}/dashboard`}>
-                  Dashboard
-                </DropdownItem>
-                <DropdownItem href={`${configuration.LMS_BASE_URL}/u/${this.props.username}`}>
-                  Profile
-                </DropdownItem>
-                <DropdownItem href={`${configuration.LMS_BASE_URL}/account/settings`}>
-                  Account
-                </DropdownItem>
-                <DropdownItem divider />
-                <DropdownItem onClick={() => apiClient.logout()}>
-                  Logout
-                </DropdownItem>
-              </DropdownMenu>
-            </UncontrolledDropdown>
-          </Nav>
-        </Collapse>
-      </Navbar>
+      <div className="mb-3">
+        <header className="d-flex justify-content-center align-items-center p-3 border-bottom-blue">
+          <Hyperlink content={this.renderLogo()} destination="https://www.edx.org" />
+          <div />
+        </header>
+      </div>
     );
   }
 }
-
-Header.defaultProps = {
-  username: null,
-  userProfileImageUrl: null,
-};
-
-Header.propTypes = {
-  username: PropTypes.string,
-  userProfileImageUrl: PropTypes.string,
-};
-
-export default Header;

src/containers/GradebookPage/index.jsx

@@ -13,6 +13,7 @@ import {
 import { fetchCohorts } from '../../data/actions/cohorts';
 import { fetchTracks } from '../../data/actions/tracks';
 import { fetchAssignmentTypes } from '../../data/actions/assignmentTypes';
+import { getRoles } from '../../data/actions/roles';
 
 const mapStateToProps = state => (
   {
@@ -28,10 +29,21 @@ const mapStateToProps = state => (
     nextPage: state.grades.nextPage,
     assignmnetTypes: state.assignmentTypes.results,
     areGradesFrozen: state.assignmentTypes.areGradesFrozen,
-    showSpinner: state.grades.showSpinner,
+    showSpinner: shouldShowSpinner(state),
+    canUserViewGradebook: state.roles.canUserViewGradebook
   }
 );
 
+function shouldShowSpinner (state) {
+  if (state.roles.canUserViewGradebook === true){
+    return state.grades.showSpinner;
+  } else if (state.roles.canUserViewGradebook === false){
+    return false;
+  } else { // canUserViewGradebook === null
+    return true;
+  }
+}
+
 const mapDispatchToProps = dispatch => (
   {
     getUserGrades: (courseId, cohort, track) => {
@@ -64,6 +76,9 @@ const mapDispatchToProps = dispatch => (
     updateBanner: (showSuccess) => {
       dispatch(updateBanner(showSuccess));
     },
+    getRoles: (matchParams, urlQuery) => {
+      dispatch(getRoles(matchParams, urlQuery));
+    },
   }
 );
 

src/containers/Header/index.jsx

@@ -1,11 +0,0 @@
-import { connect } from 'react-redux';
-import { fetchUserProfile } from '@edx/frontend-auth';
-
-import Header from '../../components/Header';
-
-const mapStateToProps = state => ({
-  username: state.userProfile.username,
-  userProfileImageUrl: state.userProfile.userProfileImageUrl,
-});
-
-export default connect(mapStateToProps)(Header);

src/data/actions/roles.js

@@ -0,0 +1,38 @@
+import {
+    GOT_ROLES,
+    ERROR_FETCHING_ROLES
+  } from '../constants/actionTypes/roles';
+import { fetchGrades } from './grades';
+import { fetchTracks } from './tracks';
+import { fetchCohorts } from './cohorts';
+import { fetchAssignmentTypes } from './assignmentTypes';
+import LmsApiService from '../services/LmsApiService';
+
+const allowed_roles = ['staff', 'instructor', 'support'];
+
+const gotRoles = canUserViewGradebook => ({ type: GOT_ROLES, canUserViewGradebook });
+const errorFetchingRoles = () => ({type: ERROR_FETCHING_ROLES });
+
+const getRoles = (courseId, urlQuery) => (
+  (dispatch) => {
+    return LmsApiService.fetchUserRoles(courseId)
+      .then(response => response.data)
+      .then(roles => {
+        var canUserViewGradebook = roles.some(role => (role.course_id === courseId) && allowed_roles.includes(role.role));
+        dispatch(gotRoles(canUserViewGradebook));
+        if(canUserViewGradebook){
+          dispatch(fetchGrades(courseId, urlQuery.cohort, urlQuery.track));
+          dispatch(fetchTracks(courseId));
+          dispatch(fetchCohorts(courseId));
+          dispatch(fetchAssignmentTypes(courseId));
+        }
+      })
+      .catch(() => {
+        dispatch(errorFetchingRoles())
+      });
+  });
+
+export {
+  getRoles,
+  errorFetchingRoles,
+};

src/data/actions/roles.test.js

@@ -0,0 +1,103 @@
+import configureMockStore from 'redux-mock-store';
+import MockAdapter from 'axios-mock-adapter';
+import thunk from 'redux-thunk';
+
+import apiClient from '../apiClient';
+import { configuration } from '../../config';
+import { getRoles } from './roles';
+import {
+  GOT_ROLES,
+  ERROR_FETCHING_ROLES,
+} from '../constants/actionTypes/roles';
+import { STARTED_FETCHING_GRADES } from '../constants/actionTypes/grades';
+import { STARTED_FETCHING_TRACKS } from '../constants/actionTypes/tracks';
+import { STARTED_FETCHING_COHORTS } from '../constants/actionTypes/cohorts';
+import { STARTED_FETCHING_ASSIGNMENT_TYPES } from '../constants/actionTypes/assignmentTypes';
+
+
+const mockStore = configureMockStore([thunk]);
+const axiosMock = new MockAdapter(apiClient);
+
+const rolesUrl = `${configuration.LMS_BASE_URL}/api/enrollment/v1/roles/`;
+
+const course1Id = 'course-v1:edX+DemoX+Demo_Course';
+const course2Id = 'course-v1:edX+DemoX+Demo_Course_2';
+
+function makeRoleObj(courseId, role) {
+  return {
+    course_id: courseId,
+    role: role,
+  }
+};
+
+const course1StaffRole = makeRoleObj(course1Id, "staff");
+const course1DummyRole = makeRoleObj(course1Id, "dummy");
+const course2StaffRole = makeRoleObj(course2Id, "staff");
+const course2DummyRole = makeRoleObj(course2Id, "dummy");
+const urlParams = { cohort: null, track: null };
+
+describe('actions', () => {
+  afterEach(() => {
+    axiosMock.reset();
+  });
+
+  describe('getRoles', () => {
+    it('dispatches got_roles action and subsequent actions after fetching role that allows gradebook', () => {
+      const expectedActions = [
+        { type: GOT_ROLES, canUserViewGradebook: true },
+        { type: STARTED_FETCHING_GRADES },
+        { type: STARTED_FETCHING_TRACKS },
+        { type: STARTED_FETCHING_COHORTS },
+        { type: STARTED_FETCHING_ASSIGNMENT_TYPES },
+      ];
+      const store = mockStore();
+      axiosMock.onGet(rolesUrl)
+      .replyOnce(200, JSON.stringify([course1StaffRole, course2DummyRole]));
+
+      return store.dispatch(getRoles(course1Id, urlParams)).then(() => {
+        expect(store.getActions()).toEqual(expectedActions);
+      });
+    });
+
+    it('dispatches got_roles action and no other actions after fetching role that disallows gradebook', () => {
+      const expectedActions = [
+        { type: GOT_ROLES, canUserViewGradebook: false },
+      ];
+      const store = mockStore();
+
+      axiosMock.onGet(rolesUrl)
+      .replyOnce(200, JSON.stringify([course1DummyRole, course2StaffRole]));
+
+      return store.dispatch(getRoles(course1Id, urlParams)).then(() => {
+        expect(store.getActions()).toEqual(expectedActions);
+      });
+    });
+
+    it('dispatches got_roles action and no other actions after fetching empty roles', () => {
+      const expectedActions = [
+        { type: GOT_ROLES, canUserViewGradebook: false },
+      ];
+      const store = mockStore();
+
+      axiosMock.onGet(rolesUrl)
+      .replyOnce(200, JSON.stringify([]));
+
+      return store.dispatch(getRoles(course1Id, urlParams)).then(() => {
+        expect(store.getActions()).toEqual(expectedActions);
+      });
+    });
+
+    it('dispatches error action after getting an error when trying to get roles', () => {
+      const expectedActions = [
+        { type: ERROR_FETCHING_ROLES },
+      ];
+      const store = mockStore();
+
+      axiosMock.onGet(rolesUrl).replyOnce(400);
+
+      return store.dispatch(getRoles(course1Id, urlParams)).then(() => {
+        expect(store.getActions()).toEqual(expectedActions);
+      });
+    });
+  });
+});

src/data/apiClient.js

@@ -4,7 +4,6 @@ import { configuration } from '../config';
 
 const apiClient = getAuthenticatedAPIClient({
   appBaseUrl: configuration.BASE_URL,
-  authBaseUrl: configuration.LMS_BASE_URL,
   loginUrl: configuration.LOGIN_URL,
   logoutUrl: configuration.LOGOUT_URL,
   csrfTokenApiPath: process.env.CSRF_TOKEN_API_PATH,

src/data/constants/actionTypes/roles.js

@@ -0,0 +1,7 @@
+const GOT_ROLES = 'GOT_ROLES';
+const ERROR_FETCHING_ROLES = 'ERROR_FETCHING_ROLES'
+
+export {
+  GOT_ROLES,
+  ERROR_FETCHING_ROLES,
+};

src/data/reducers/index.js

@@ -1,25 +1,17 @@
 import { combineReducers } from 'redux';
-import { userProfile } from '@edx/frontend-auth';
 
 import cohorts from './cohorts';
 import grades from './grades';
 import tracks from './tracks';
 import assignmentTypes from './assignmentTypes';
-
-const identityReducer = (state) => {
-  const newState = { ...state };
-  return newState;
-};
+import roles from './roles';
 
 const rootReducer = combineReducers({
-  // The authentication state is added as initialState when
-  // creating the store in data/store.js.
-  authentication: identityReducer,
-  userProfile,
   grades,
   cohorts,
   tracks,
   assignmentTypes,
+  roles,
 });
 
 export default rootReducer;

src/data/reducers/roles.js

@@ -0,0 +1,26 @@
+import {
+    GOT_ROLES,
+    ERROR_FETCHING_ROLES,
+  } from '../constants/actionTypes/roles';
+
+  const initialState = {
+    canUserViewGradebook: null,
+  };
+
+  const roles = (state = initialState, action) => {
+    switch (action.type) {
+      case GOT_ROLES:
+        return {
+          ...state,
+          canUserViewGradebook: action.canUserViewGradebook,
+        };
+      case ERROR_FETCHING_ROLES:
+        return {
+          ...state,
+          canUserViewGradebook: false,
+        };
+      default:
+        return state;
+  }};
+
+  export default roles;

src/data/reducers/roles.test.js

@@ -0,0 +1,47 @@
+import roles from './roles';
+import {
+  ERROR_FETCHING_ROLES,
+  GOT_ROLES,
+} from '../constants/actionTypes/roles';
+
+const initialState = {
+  canUserViewGradebook: null,
+};
+
+describe('tracks reducer', () => {
+  it('has initial state', () => {
+    expect(roles(undefined, {})).toEqual(initialState);
+  });
+
+  it('updates canUserViewGradebook to true', () => {
+    const expected = {
+      ...initialState,
+      canUserViewGradebook: true
+    };
+    expect(roles(undefined, {
+      type: GOT_ROLES,
+      canUserViewGradebook: true,
+    })).toEqual(expected);
+  });
+
+  it('updates canUserViewGradebook to false', () => {
+    const expected = {
+      ...initialState,
+      canUserViewGradebook: false
+    };
+    expect(roles(undefined, {
+      type: GOT_ROLES,
+      canUserViewGradebook: false,
+    })).toEqual(expected);
+  });
+
+  it('updates fetch roles failure state', () => {
+    const expected = {
+      ...initialState,
+      canUserViewGradebook: false,
+    };
+    expect(roles(undefined, {
+      type: ERROR_FETCHING_ROLES,
+    })).toEqual(expected);
+  });
+});

src/data/services/LmsApiService.js

@@ -59,6 +59,11 @@ class LmsApiService {
     const assignmentTypesUrl = `${LmsApiService.baseUrl}/api/grades/v1/gradebook/${courseId}/grading-info?graded_only=true`;
     return apiClient.get(assignmentTypesUrl);
   }
+
+  static fetchUserRoles(){
+    var rolesUrl = `${LmsApiService.baseUrl}/api/enrollment/v1/roles/`;
+    return apiClient.get(rolesUrl)
+  }
 }
 
 export default LmsApiService;

src/data/store.js

@@ -3,15 +3,12 @@ import thunkMiddleware from 'redux-thunk';
 import { composeWithDevTools } from 'redux-devtools-extension/logOnlyInProduction';
 import { createLogger } from 'redux-logger';
 
-import apiClient from './apiClient';
 import reducers from './reducers';
 
 const loggerMiddleware = createLogger();
-const initialState = apiClient.getAuthenticationState();
 
 const store = createStore(
   reducers,
-  initialState,
   composeWithDevTools(applyMiddleware(thunkMiddleware, loggerMiddleware)),
 );
 

src/index.jsx

@@ -3,37 +3,31 @@ import React from 'react';
 import ReactDOM from 'react-dom';
 import { BrowserRouter as Router, Route, Switch } from 'react-router-dom';
 import { Provider } from 'react-redux';
-import { fetchUserProfile } from '@edx/frontend-auth';
 
 import apiClient from './data/apiClient';
 import Footer from './components/Gradebook/footer';
 import GradebookPage from './containers/GradebookPage';
-import Header from './containers/Header';
+import Header from './components/Header';
 import store from './data/store';
 import './App.scss';
 
-class App extends React.Component {
-  componentDidMount() {
-    const username = store.getState().authentication.username;
-    store.dispatch(fetchUserProfile(apiClient, username));
-  }
+var courseId = window.location.pathname.substring(1);
 
-  render() {
-    return <Provider store={store}>
-      <Router>
-        <div>
-          <Header />
-          <main>
-            <Switch>
-              <Route exact path="/:courseId" component={GradebookPage} />
-            </Switch>
-          </main>
-          <Footer />
-        </div>
-      </Router>
-    </Provider>;
-  }
-}
+const App = () => (
+  <Provider store={store}>
+    <Router>
+      <div>
+        <Header />
+        <main>
+          <Switch>
+            <Route exact path="/:courseId" component={GradebookPage} />
+          </Switch>
+        </main>
+        <Footer />
+      </div>
+    </Router>
+  </Provider>
+);
 
 if (apiClient.ensurePublicOrAuthencationAndCookies(window.location.pathname)) {
   ReactDOM.render(<App />, document.getElementById('root'));