feat: add browser features to browse by version (#125)

* feat: add browser features to browse by version

* chore: verify whether version exist

* chore: add link on versions

* chore: udpate imports

* chore: use mui links

* test: add unit test

* chore: Add todo list

* chore: remove imports

src/components/DetailSidebar/DetailSidebar.tsx

@@ -16,6 +16,15 @@ import { DetailContext } from '../../pages/Version';
 
 import { TitleListItem, TitleListItemText } from './styles';
 
+const renderLatestDescription = (description, version, isLatest: boolean = true) => {
+  return (
+    <span>
+      <div>{description}</div>
+      {version ? <small>{`${isLatest ? 'Latest v' : 'v'}${version}`}</small> : null}
+    </span>
+  );
+};
+
 const renderCopyCLI = () => <Install />;
 const renderMaintainers = () => <Developers type="maintainers" />;
 const renderContributors = () => <Developers type="contributors" />;
@@ -24,22 +33,25 @@ const renderAuthor = () => <Author />;
 const renderEngine = () => <Engine />;
 const renderDist = () => <Dist />;
 const renderActionBar = () => <ActionBar />;
-const renderTitle = (packageName, packageMeta) => {
+const renderTitle = (packageName, packageVersion, packageMeta) => {
+  const version = packageVersion ? packageVersion : packageMeta.latest.version;
+  const isLatest = typeof packageVersion === 'undefined';
+
   return (
     <List className="detail-info">
       <TitleListItem alignItems="flex-start" button={true}>
-        <TitleListItemText primary={<b>{packageName}</b>} secondary={packageMeta.latest.description} />
+        <TitleListItemText primary={<b>{packageName}</b>} secondary={renderLatestDescription(packageMeta.latest.description, version, isLatest)} />
       </TitleListItem>
     </List>
   );
 };
 
-function renderSideBar(packageName, packageMeta): ReactElement<HTMLElement> {
+function renderSideBar(packageName, packageVersion, packageMeta): ReactElement<HTMLElement> {
   return (
     <div className={'sidebar-info'}>
       <Card>
         <CardContent>
-          {renderTitle(packageName, packageMeta)}
+          {renderTitle(packageName, packageVersion, packageMeta)}
           {renderActionBar()}
           {renderCopyCLI()}
           {renderRepository()}
@@ -55,9 +67,9 @@ function renderSideBar(packageName, packageMeta): ReactElement<HTMLElement> {
 }
 
 const DetailSidebar = () => {
-  const { packageName, packageMeta } = React.useContext(DetailContext);
+  const { packageName, packageMeta, packageVersion } = React.useContext(DetailContext);
 
-  return renderSideBar(packageName, packageMeta);
+  return renderSideBar(packageName, packageVersion, packageMeta);
 };
 
 export default DetailSidebar;

src/components/Versions/Versions.test.tsx

@@ -1,35 +1,20 @@
 import React from 'react';
 import { mount } from 'enzyme';
+import { MemoryRouter } from 'react-router';
 
-import Versions from './Versions';
+import Versions, { LABEL_CURRENT_TAGS, LABEL_VERSION_HISTORY } from './Versions';
+import data from './__partials__/data.json';
+
+import { render, cleanup } from '@testing-library/react';
 
 const mockPackageMeta = jest.fn(() => ({
-  latest: {
-    versions: {
-      '1.0.0': {
-        version: '1.0.0',
-      },
-      '2.0.0': {
-        version: '2.0.0',
-      },
-      '3.0.0': {
-        version: '3.0.0',
-      },
-    },
-    time: {
-      '1.0.0': '2016-08-26T22:36:41.762Z',
-      '2.0.0': '2017-08-26T22:36:41.762Z',
-      '3.0.0': '2018-02-07T06:43:22.801Z',
-    },
-    'dist-tags': {
-      latest: '3.0.0',
-    },
-  },
+  packageName: 'foo',
+  packageMeta: data,
 }));
 
 jest.mock('../../pages/Version', () => ({
   DetailContextConsumer: component => {
-    return component.children({ packageMeta: mockPackageMeta() });
+    return component.children({ ...mockPackageMeta() });
   },
 }));
 
@@ -38,8 +23,51 @@ describe('<Version /> component', () => {
     jest.resetModules();
   });
 
+  afterEach(() => {
+    cleanup();
+  });
+
   test('should render the component in default state', () => {
-    const wrapper = mount(<Versions />);
+    const wrapper = mount(
+      <MemoryRouter>
+        <Versions />
+      </MemoryRouter>
+    );
     expect(wrapper.html()).toMatchSnapshot();
   });
+
+  test('should render versions', () => {
+    const { getByText } = render(
+      <MemoryRouter>
+        <Versions />
+      </MemoryRouter>
+    );
+
+    expect(getByText(LABEL_VERSION_HISTORY)).toBeTruthy();
+    expect(getByText(LABEL_CURRENT_TAGS)).toBeTruthy();
+
+    // pick some versions
+    expect(getByText('2.3.0')).toBeTruthy();
+    expect(getByText('canary')).toBeTruthy();
+  });
+
+  test('should not render versions', () => {
+    const request = {
+      packageName: 'foo',
+    };
+
+    // @ts-ignore
+    mockPackageMeta.mockImplementation(() => request);
+
+    const { queryByText } = render(
+      <MemoryRouter>
+        <Versions />
+      </MemoryRouter>
+    );
+
+    expect(queryByText(LABEL_VERSION_HISTORY)).toBeFalsy();
+    expect(queryByText(LABEL_CURRENT_TAGS)).toBeFalsy();
+  });
+
+  test.todo('should click on version link');
 });

src/components/Versions/Versions.tsx

@@ -1,57 +1,85 @@
 import React, { ReactElement } from 'react';
 import List from '@material-ui/core/List';
+import { Link as RouterLink } from 'react-router-dom';
+import Link from '@material-ui/core/Link';
 import ListItem from '@material-ui/core/ListItem';
 
 import { DetailContextConsumer } from '../../pages/Version';
 import { formatDateDistance } from '../../utils/package';
 import { DIST_TAGS } from '../../../lib/constants';
+
 import { Heading, Spacer, ListItemText } from './styles';
 
-const NOT_AVAILABLE = 'Not available';
+export const NOT_AVAILABLE = 'Not available';
+export const LABEL_CURRENT_TAGS = 'Current Tags';
+export const LABEL_VERSION_HISTORY = 'Version History';
 
 class Versions extends React.PureComponent {
   public render(): ReactElement<HTMLDivElement> {
     return (
       <DetailContextConsumer>
         {context => {
-          return context && context.packageMeta && this.renderContent(context.packageMeta);
+          const { packageMeta, packageName } = context;
+
+          if (!packageMeta) {
+            return null;
+          }
+
+          return this.renderContent(packageMeta, packageName);
         }}
       </DetailContextConsumer>
     );
   }
 
-  public renderPackageList = (packages: {}, isVersion: boolean = false, timeMap: Record<string, {}> = {}): ReactElement<HTMLDivElement> => {
+  public renderPackageList = (packages: {}, timeMap: Record<string, {}>, packageName): ReactElement<HTMLDivElement> => {
     return (
-      <List>
+      <List dense={true}>
         {Object.keys(packages)
           .reverse()
           .map(version => (
             <ListItem className="version-item" key={version}>
-              <ListItemText>{version}</ListItemText>
+              <Link component={RouterLink} to={`/-/web/detail/${packageName}/v/${version}`}>
+                <ListItemText>{version}</ListItemText>
+              </Link>
               <Spacer />
-              {isVersion && <ListItemText>{timeMap[version] ? `${formatDateDistance(timeMap[version])} ago` : NOT_AVAILABLE}</ListItemText>}
-              {isVersion === false && <ListItemText>{packages[version]}</ListItemText>}
+              <ListItemText>{timeMap[version] ? `${formatDateDistance(timeMap[version])} ago` : NOT_AVAILABLE}</ListItemText>
             </ListItem>
           ))}
       </List>
     );
   };
 
-  public renderContent(packageMeta): ReactElement<HTMLDivElement> {
+  public renderTagList = (packages: {}): ReactElement<HTMLDivElement> => {
+    return (
+      <List dense={true}>
+        {Object.keys(packages)
+          .reverse()
+          .map(tag => (
+            <ListItem className="version-item" key={tag}>
+              <ListItemText>{tag}</ListItemText>
+              <Spacer />
+              <ListItemText>{packages[tag]}</ListItemText>
+            </ListItem>
+          ))}
+      </List>
+    );
+  };
+
+  public renderContent(packageMeta, packageName): ReactElement<HTMLDivElement> {
     const { versions = {}, time: timeMap = {}, [DIST_TAGS]: distTags = {} } = packageMeta;
 
     return (
       <>
         {distTags && (
           <>
-            <Heading variant="subtitle1">{'Current Tags'}</Heading>
-            {this.renderPackageList(distTags, false, timeMap)}
+            <Heading variant="subtitle1">{LABEL_CURRENT_TAGS}</Heading>
+            {this.renderTagList(distTags)}
           </>
         )}
         {versions && (
           <>
-            <Heading variant="subtitle1">{'Version History'}</Heading>
-            {this.renderPackageList(versions, true, timeMap)}
+            <Heading variant="subtitle1">{LABEL_VERSION_HISTORY}</Heading>
+            {this.renderPackageList(versions, timeMap, packageName)}
           </>
         )}
       </>