From b7d001da88ab604762ddf9df8abcf956d4c2de7f Mon Sep 17 00:00:00 2001
From: Fabio Berger <me@fabioberger.com>
Date: Sat, 3 Mar 2018 19:58:30 +0100
Subject: Setup initial react-shared sub-package

---
 .../src/ts/components/anchor_title.tsx             | 87 ++++++++++++++++++++++
 packages/react-shared/src/ts/constants.ts          |  4 +
 packages/react-shared/src/ts/globals.d.ts          |  0
 packages/react-shared/src/ts/index.ts              |  6 ++
 packages/react-shared/src/ts/types.ts              |  9 +++
 packages/react-shared/src/ts/utils.ts              |  5 ++
 6 files changed, 111 insertions(+)
 create mode 100644 packages/react-shared/src/ts/components/anchor_title.tsx
 create mode 100644 packages/react-shared/src/ts/constants.ts
 create mode 100644 packages/react-shared/src/ts/globals.d.ts
 create mode 100644 packages/react-shared/src/ts/index.ts
 create mode 100644 packages/react-shared/src/ts/types.ts
 create mode 100644 packages/react-shared/src/ts/utils.ts

(limited to 'packages/react-shared/src/ts')

diff --git a/packages/react-shared/src/ts/components/anchor_title.tsx b/packages/react-shared/src/ts/components/anchor_title.tsx
new file mode 100644
index 000000000..9b8e6854f
--- /dev/null
+++ b/packages/react-shared/src/ts/components/anchor_title.tsx
@@ -0,0 +1,87 @@
+import * as React from 'react';
+import { Link as ScrollLink } from 'react-scroll';
+
+import { constants } from '../constants';
+import { HeaderSizes, Styles } from '../types';
+import { utils } from '../utils';
+
+const headerSizeToScrollOffset: { [headerSize: string]: number } = {
+    h2: -20,
+    h3: 0,
+};
+
+interface AnchorTitleProps {
+    title: string | React.ReactNode;
+    id: string;
+    headerSize: HeaderSizes;
+    shouldShowAnchor: boolean;
+}
+
+interface AnchorTitleState {
+    isHovering: boolean;
+}
+
+const styles: Styles = {
+    anchor: {
+        fontSize: 20,
+        transform: 'rotate(45deg)',
+        cursor: 'pointer',
+    },
+    headers: {
+        WebkitMarginStart: 0,
+        WebkitMarginEnd: 0,
+        fontWeight: 'bold',
+        display: 'block',
+    },
+    h1: {
+        fontSize: '1.8em',
+    },
+    h2: {
+        fontSize: '1.5em',
+        fontWeight: 400,
+    },
+    h3: {
+        fontSize: '1.17em',
+    },
+};
+
+export class AnchorTitle extends React.Component<AnchorTitleProps, AnchorTitleState> {
+    constructor(props: AnchorTitleProps) {
+        super(props);
+        this.state = {
+            isHovering: false,
+        };
+    }
+    public render() {
+        let opacity = 0;
+        if (this.props.shouldShowAnchor) {
+            opacity = this.state.isHovering ? 0.6 : 1;
+        }
+        return (
+            <div className="relative flex" style={{ ...styles[this.props.headerSize], ...styles.headers }}>
+                <div className="inline-block" style={{ paddingRight: 4 }}>
+                    {this.props.title}
+                </div>
+                <ScrollLink
+                    to={this.props.id}
+                    offset={headerSizeToScrollOffset[this.props.headerSize]}
+                    duration={constants.DOCS_SCROLL_DURATION_MS}
+                    containerId={constants.DOCS_CONTAINER_ID}
+                >
+                    <i
+                        className="zmdi zmdi-link"
+                        onClick={utils.setUrlHash.bind(utils, this.props.id)}
+                        style={{ ...styles.anchor, opacity }}
+                        onMouseOver={this._setHoverState.bind(this, true)}
+                        onMouseOut={this._setHoverState.bind(this, false)}
+                    />
+                </ScrollLink>
+            </div>
+        );
+    }
+    private _setHoverState(isHovering: boolean) {
+        this.setState({
+            isHovering,
+        });
+    }
+}
diff --git a/packages/react-shared/src/ts/constants.ts b/packages/react-shared/src/ts/constants.ts
new file mode 100644
index 000000000..20d0c6e92
--- /dev/null
+++ b/packages/react-shared/src/ts/constants.ts
@@ -0,0 +1,4 @@
+export const constants = {
+    DOCS_SCROLL_DURATION_MS: 0,
+    DOCS_CONTAINER_ID: 'documentation',
+};
diff --git a/packages/react-shared/src/ts/globals.d.ts b/packages/react-shared/src/ts/globals.d.ts
new file mode 100644
index 000000000..e69de29bb
diff --git a/packages/react-shared/src/ts/index.ts b/packages/react-shared/src/ts/index.ts
new file mode 100644
index 000000000..d33638e62
--- /dev/null
+++ b/packages/react-shared/src/ts/index.ts
@@ -0,0 +1,6 @@
+export { AnchorTitle } from './components/anchor_title';
+
+export { HeaderSizes, Styles } from './types';
+
+export { utils } from './utils';
+export { constants } from './constants';
diff --git a/packages/react-shared/src/ts/types.ts b/packages/react-shared/src/ts/types.ts
new file mode 100644
index 000000000..e4fe7bff9
--- /dev/null
+++ b/packages/react-shared/src/ts/types.ts
@@ -0,0 +1,9 @@
+export interface Styles {
+    [name: string]: React.CSSProperties;
+}
+
+export enum HeaderSizes {
+    H1 = 'h1',
+    H2 = 'h2',
+    H3 = 'h3',
+}
diff --git a/packages/react-shared/src/ts/utils.ts b/packages/react-shared/src/ts/utils.ts
new file mode 100644
index 000000000..822b67496
--- /dev/null
+++ b/packages/react-shared/src/ts/utils.ts
@@ -0,0 +1,5 @@
+export const utils = {
+    setUrlHash(anchorId: string) {
+        window.location.hash = anchorId;
+    },
+};
-- 
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