From e7732c3499077c5bc63ab92a6ef298c0982b76f4 Mon Sep 17 00:00:00 2001
From: Tobias <tobias@tujo.no>
Date: Wed, 23 Jan 2019 09:45:46 +0100
Subject: [PATCH] fix: sending in a true React Component with a title, did not
 work properly on #tabs

---
 .../src/shared/inlineTags/CodeBlock.js        | 134 +++++++++++++++---
 .../src/shared/inlineTags/ComponentBox.js     |   2 +-
 .../src/shared/inlineTags/Tabs.js             |   6 -
 .../dnb-ui-lib/src/components/tabs/Tabs.js    |  25 ++--
 .../components/tabs/__tests__/Tabs.test.js    |   9 +-
 5 files changed, 132 insertions(+), 44 deletions(-)

diff --git a/packages/dnb-design-system-portal/src/shared/inlineTags/CodeBlock.js b/packages/dnb-design-system-portal/src/shared/inlineTags/CodeBlock.js
index 9970af03382..2ea377a51fd 100644
--- a/packages/dnb-design-system-portal/src/shared/inlineTags/CodeBlock.js
+++ b/packages/dnb-design-system-portal/src/shared/inlineTags/CodeBlock.js
@@ -3,10 +3,13 @@
  *
  */
 
-import React from 'react'
+import React, { PureComponent } from 'react'
+import PropTypes from 'prop-types'
 import { css } from '@emotion/core'
+import styled from '@emotion/styled'
 import Highlight, { defaultProps } from 'prism-react-renderer'
 import dnbTheme from './themes/dnb-prism-theme'
+import { Button } from 'dnb-ui-lib/src'
 import {
   LiveProvider,
   LiveEditor,
@@ -30,28 +33,7 @@ const CodeBlock = ({
   }
 
   if (((props && props.scope) || isReactLive) && language === 'jsx') {
-    const { caption, hideCode, hideExample, ...restProps } = props
-    return (
-      <LiveProvider
-        mountStylesheet={false}
-        css={prismStyle}
-        code={
-          typeof exampleCode === 'string'
-            ? String(exampleCode).trim()
-            : null
-        }
-        {...restProps}
-      >
-        {!hideExample && (
-          <div className="example-box">
-            <LivePreview />
-          </div>
-        )}
-        {caption && <p className="example-caption">{caption}</p>}
-        {!hideCode && <LiveEditor language="jsx" />}
-        {!hideCode && <LiveError />}
-      </LiveProvider>
-    )
+    return <LiveCode code={exampleCode} {...props} />
   } else {
     return (
       <Highlight
@@ -81,6 +63,112 @@ const CodeBlock = ({
 
 export default CodeBlock
 
+class LiveCode extends PureComponent {
+  static propTypes = {
+    code: PropTypes.string.isRequired,
+    scope: PropTypes.object.isRequired,
+    hideCode: PropTypes.bool,
+    hidePreview: PropTypes.bool,
+    caption: PropTypes.string
+  }
+  static defaultProps = {
+    caption: null,
+    hideCode: false,
+    hidePreview: false
+  }
+
+  constructor(props) {
+    super(props)
+    const { hideCode, hidePreview } = props
+    this.state = { hideCode, hidePreview }
+  }
+
+  toggleCode = () => {
+    this.setState(() => ({ hideCode: !this.state.hideCode }))
+  }
+  togglePreview = () => {
+    this.setState(() => ({ hidePreview: !this.state.hidePreview }))
+  }
+
+  render() {
+    const { code, caption, scope } = this.props
+    const { hideCode, hidePreview } = this.state
+
+    return (
+      <LiveCodeEditor>
+        <LiveProvider
+          mountStylesheet={false}
+          css={prismStyle}
+          code={typeof code === 'string' ? String(code).trim() : null}
+          scope={scope}
+          // onError={e => {
+          //   console.log('error', e)
+          // }}
+        >
+          {!hidePreview && (
+            <>
+              <div className="example-box">
+                {this.props.hideCode && (
+                  <Button
+                    className="toggle-button"
+                    on_click={this.toggleCode}
+                    variant="secondary"
+                    text="Code"
+                    title="Toggle Code Snippet"
+                    icon={`chevron-${hideCode ? 'down' : 'up'}`}
+                    size="medium"
+                  />
+                )}
+                <LivePreview />
+                {caption && <p className="example-caption">{caption}</p>}
+              </div>
+            </>
+          )}
+          <Toolbar>
+            {!hideCode && (
+              <LiveError className="dnb-form-status dnb-form-status--text dnb-form-status--error" />
+            )}
+            {hidePreview && (
+              <Button
+                className="toggle-button"
+                on_click={this.togglePreview}
+                variant="secondary"
+                text="Preview"
+                title="Toggle Preview"
+                icon={`chevron-${!hidePreview ? 'down' : 'up'}`}
+                size="medium"
+              />
+            )}
+          </Toolbar>
+          {!hideCode && <LiveEditor language="jsx" />}
+        </LiveProvider>
+      </LiveCodeEditor>
+    )
+  }
+}
+
+const LiveCodeEditor = styled.div`
+  position: relative;
+
+  p.example-caption {
+    margin-bottom: -1rem;
+  }
+`
+
+const Toolbar = styled.div`
+  position: absolute;
+  bottom: 0;
+  left: 0;
+  width: 100%;
+
+  display: flex;
+  flex-direction: row;
+  align-items: space-between;
+  justify-content: flex-end;
+
+  padding: 0 1rem 1rem;
+`
+
 /** Removes the last token from a code example if it's empty. */
 const cleanTokens = tokens => {
   const tokensLength = tokens.length
diff --git a/packages/dnb-design-system-portal/src/shared/inlineTags/ComponentBox.js b/packages/dnb-design-system-portal/src/shared/inlineTags/ComponentBox.js
index 6acc282de4f..73bc3de25dc 100644
--- a/packages/dnb-design-system-portal/src/shared/inlineTags/ComponentBox.js
+++ b/packages/dnb-design-system-portal/src/shared/inlineTags/ComponentBox.js
@@ -10,7 +10,7 @@ import { getComponents } from 'dnb-ui-lib/src/components'
 
 const ComponentBox = ({ children, ...rest }) => {
   return (
-    <CodeBlock scope={getComponents()} {...rest}>
+    <CodeBlock scope={getComponents()} hidePreview {...rest}>
       {children}
     </CodeBlock>
   )
diff --git a/packages/dnb-design-system-portal/src/shared/inlineTags/Tabs.js b/packages/dnb-design-system-portal/src/shared/inlineTags/Tabs.js
index 6533981bb10..9c61b779fc2 100644
--- a/packages/dnb-design-system-portal/src/shared/inlineTags/Tabs.js
+++ b/packages/dnb-design-system-portal/src/shared/inlineTags/Tabs.js
@@ -7,7 +7,6 @@ import React, { PureComponent } from 'react'
 import PropTypes from 'prop-types'
 
 import { css } from '@emotion/core'
-// import styled from '@emotion/styled'
 import { navigate, parsePath } from 'gatsby'
 import { CloseButton } from 'dnb-ui-lib/src/components/modal'
 import { fullscreen as fullscreenIcon } from 'dnb-ui-lib/src/icons/secondary_icons'
@@ -27,10 +26,6 @@ const getLocation = () => {
   }
 }
 
-// const DemoWrapper = styled.div`
-//   padding: 2rem 0 0;
-// `
-
 const tabsWrapperStyle = css`
   .fullscreen-page & {
     top: 0;
@@ -101,7 +96,6 @@ class CustomTabs extends PureComponent {
 
     return (
       <Tabs
-        // id={this._id}
         use_hash
         data={data}
         on_change={this.openTab}
diff --git a/packages/dnb-ui-lib/src/components/tabs/Tabs.js b/packages/dnb-ui-lib/src/components/tabs/Tabs.js
index 738750f1ead..91cb220332d 100644
--- a/packages/dnb-ui-lib/src/components/tabs/Tabs.js
+++ b/packages/dnb-ui-lib/src/components/tabs/Tabs.js
@@ -118,18 +118,21 @@ export default class Tabs extends PureComponent {
           (content.type.name || content.type.displayName) ===
             'CustomContent'
         ) {
-          const { title, key: _key, hash, ...rest } = {
-            // props from the "CustomContent" Component
-            ...content.props,
-
-            // tabs data from main prop
-            ...((props.tabs &&
-              Array.isArray(props.tabs) &&
-              props.tabs[i]) ||
-              {}),
+          // tabs data from main prop
+          const dataProps =
+            (props.tabs && Array.isArray(props.tabs) && props.tabs[i]) ||
+            {}
+
+          // props from the "CustomContent" Component
+          const componentProps = { ...content.props }
+          if (componentProps.title === null) {
+            delete componentProps.title
+          }
 
-            // remove children, if there is some
-            ...{ children: null }
+          const { title, key: _key, hash, ...rest } = {
+            ...dataProps,
+            ...componentProps,
+            ...{ children: null } // remove children, if there is some
           }
 
           acc.push({
diff --git a/packages/dnb-ui-lib/src/components/tabs/__tests__/Tabs.test.js b/packages/dnb-ui-lib/src/components/tabs/__tests__/Tabs.test.js
index 338ca5b2326..3f41c20b5df 100644
--- a/packages/dnb-ui-lib/src/components/tabs/__tests__/Tabs.test.js
+++ b/packages/dnb-ui-lib/src/components/tabs/__tests__/Tabs.test.js
@@ -133,15 +133,18 @@ describe('A single Tab component', () => {
 
   it('has to work with "Tabs.Content" as children Components', () => {
     const Comp = mount(
-      <Component>
-        <Component.Content title="first">first</Component.Content>
-        <Component.Content title="second" selected>
+      <Component data={tablistData}>
+        <Component.Content title="first title">first</Component.Content>
+        <Component.Content title="second title" selected>
           second
         </Component.Content>
       </Component>
     )
     expect(Comp.find('button.selected').exists()).toBe(true)
     expect(Comp.find('div.dnb-tabs__content').text()).toBe('second')
+    expect(
+      Comp.find('button[aria-selected=true] span.dnb-tablink-title').text()
+    ).toBe('second title')
   })
 })