From 6f8a70834b72d678cd9d171d7bb0a3a2cfb4134d Mon Sep 17 00:00:00 2001
From: Fabio Berger <me@fabioberger.com>
Date: Wed, 7 Mar 2018 13:25:15 +0100
Subject: Add onSelectedVersion callback so it can be handled in any way the
 caller wishes

---
 packages/website/ts/components/top_bar/top_bar.tsx   |  2 ++
 packages/website/ts/pages/documentation/doc_page.tsx | 14 ++++++++++++++
 packages/website/ts/utils/utils.ts                   |  6 ++++++
 3 files changed, 22 insertions(+)

(limited to 'packages/website/ts')

diff --git a/packages/website/ts/components/top_bar/top_bar.tsx b/packages/website/ts/components/top_bar/top_bar.tsx
index 2d6f2b235..29c68524c 100644
--- a/packages/website/ts/components/top_bar/top_bar.tsx
+++ b/packages/website/ts/components/top_bar/top_bar.tsx
@@ -38,6 +38,7 @@ interface TopBarProps {
     docsInfo?: DocsInfo;
     style?: React.CSSProperties;
     isNightVersion?: boolean;
+    onVersionSelected?: (semver: string) => void;
 }
 
 interface TopBarState {
@@ -320,6 +321,7 @@ export class TopBar extends React.Component<TopBarProps, TopBarState> {
                     onMenuItemClick={this._onMenuButtonClick.bind(this)}
                     selectedVersion={this.props.docsVersion}
                     versions={this.props.availableDocVersions}
+                    onVersionSelected={this.props.onVersionSelected}
                 />
             </div>
         );
diff --git a/packages/website/ts/pages/documentation/doc_page.tsx b/packages/website/ts/pages/documentation/doc_page.tsx
index e0d7b272d..1281219c6 100644
--- a/packages/website/ts/pages/documentation/doc_page.tsx
+++ b/packages/website/ts/pages/documentation/doc_page.tsx
@@ -13,6 +13,7 @@ import { configs } from 'ts/utils/configs';
 import { constants } from 'ts/utils/constants';
 import { docUtils } from 'ts/utils/doc_utils';
 import { Translate } from 'ts/utils/translate';
+import { utils } from 'ts/utils/utils';
 
 const ZERO_EX_JS_VERSION_MISSING_TOPLEVEL_PATH = '0.32.4';
 
@@ -80,6 +81,7 @@ export class DocPage extends React.Component<DocPageProps, DocPageState> {
                     menuSubsectionsBySection={menuSubsectionsBySection}
                     docsInfo={this.props.docsInfo}
                     translate={this.props.translate}
+                    onVersionSelected={this._onVersionSelected.bind(this)}
                 />
                 <Documentation
                     selectedVersion={this.props.docsVersion}
@@ -89,6 +91,7 @@ export class DocPage extends React.Component<DocPageProps, DocPageState> {
                     sidebarHeader={<SidebarHeader title={this.props.docsInfo.displayName} />}
                     sourceUrl={sourceUrl}
                     topBarHeight={60}
+                    onVersionSelected={this._onVersionSelected.bind(this)}
                 />
             </div>
         );
@@ -141,4 +144,15 @@ export class DocPage extends React.Component<DocPageProps, DocPageState> {
         const sourceUrl = `${url}/blob/${tagPrefix}%40${this.props.docsVersion}/packages${pkg}`;
         return sourceUrl;
     }
+    private _onVersionSelected(semver: string) {
+        let path = window.location.pathname;
+        const lastChar = path[path.length - 1];
+        if (_.isFinite(_.parseInt(lastChar))) {
+            const pathSections = path.split('/');
+            pathSections.pop();
+            path = pathSections.join('/');
+        }
+        const baseUrl = utils.getCurrentBaseUrl();
+        window.location.href = `${baseUrl}${path}/${semver}${window.location.hash}`;
+    }
 }
diff --git a/packages/website/ts/utils/utils.ts b/packages/website/ts/utils/utils.ts
index d35f77e94..308b4bb5c 100644
--- a/packages/website/ts/utils/utils.ts
+++ b/packages/website/ts/utils/utils.ts
@@ -270,4 +270,10 @@ export const utils = {
             window.onload = () => resolve();
         });
     },
+    getCurrentBaseUrl() {
+        const port = window.location.port;
+        const hasPort = !_.isUndefined(port);
+        const baseUrl = `https://${window.location.hostname}${hasPort ? `:${port}` : ''}`;
+        return baseUrl;
+    },
 };
-- 
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