feat: add storybook

.storybook/main.js

@@ -0,0 +1,10 @@
+module.exports = {
+  "stories": [
+    "../stories/**/*.stories.mdx",
+    "../stories/**/*.stories.@(js|jsx|ts|tsx)"
+  ],
+  "addons": [
+    "@storybook/addon-links",
+    "@storybook/addon-essentials"
+  ]
+}

.storybook/preview.js

@@ -0,0 +1,10 @@
+
+export const parameters = {
+  actions: { argTypesRegex: "^on[A-Z].*" },
+  controls: {
+    matchers: {
+      color: /(background|color)$/i,
+      date: /Date$/,
+    },
+  },
+}

package.json

@@ -11,8 +11,13 @@
     "@octokit/core": "^3.3.0",
     "@stacks/eslint-config": "^1.0.7",
     "@stacks/prettier-config": "^0.0.7",
+    "@storybook/addon-actions": "^6.2.9",
+    "@storybook/addon-essentials": "^6.2.9",
+    "@storybook/addon-links": "^6.2.9",
+    "@storybook/react": "^6.2.9",
     "@types/react": "^17.0.0",
     "@types/react-dom": "^17.0.0",
+    "babel-loader": "^8.2.2",
     "eslint": "^7.21.0",
     "eslint-plugin-react": "^7.20.6",
     "husky": "^4.2.5",
@@ -58,7 +63,9 @@
     "changeset:version": "changeset version",
     "release": "yarn build && yarn changeset:publish",
     "version": "lerna bootstrap",
-    "postinstall": "patch-package"
+    "postinstall": "patch-package",
+    "storybook": "start-storybook -p 6006",
+    "build-storybook": "build-storybook"
   },
   "workspaces": [
     "packages/**"

stories/Button.stories.tsx

@@ -0,0 +1,37 @@
+import React from 'react';
+import { Story, Meta } from '@storybook/react';
+
+import { Button, ButtonProps } from './Button';
+
+export default {
+  title: 'Example/Button',
+  component: Button,
+  argTypes: {
+    backgroundColor: { control: 'color' },
+  },
+} as Meta;
+
+const Template: Story<ButtonProps> = (args) => <Button {...args} />;
+
+export const Primary = Template.bind({});
+Primary.args = {
+  primary: true,
+  label: 'Button',
+};
+
+export const Secondary = Template.bind({});
+Secondary.args = {
+  label: 'Button',
+};
+
+export const Large = Template.bind({});
+Large.args = {
+  size: 'large',
+  label: 'Button',
+};
+
+export const Small = Template.bind({});
+Small.args = {
+  size: 'small',
+  label: 'Button',
+};

stories/Button.tsx

@@ -0,0 +1,48 @@
+import React from 'react';
+import './button.css';
+
+export interface ButtonProps {
+  /**
+   * Is this the principal call to action on the page?
+   */
+  primary?: boolean;
+  /**
+   * What background color to use
+   */
+  backgroundColor?: string;
+  /**
+   * How large should the button be?
+   */
+  size?: 'small' | 'medium' | 'large';
+  /**
+   * Button contents
+   */
+  label: string;
+  /**
+   * Optional click handler
+   */
+  onClick?: () => void;
+}
+
+/**
+ * Primary UI component for user interaction
+ */
+export const Button: React.FC<ButtonProps> = ({
+  primary = false,
+  size = 'medium',
+  backgroundColor,
+  label,
+  ...props
+}) => {
+  const mode = primary ? 'storybook-button--primary' : 'storybook-button--secondary';
+  return (
+    <button
+      type="button"
+      className={['storybook-button', `storybook-button--${size}`, mode].join(' ')}
+      style={{ backgroundColor }}
+      {...props}
+    >
+      {label}
+    </button>
+  );
+};

stories/Header.stories.tsx

@@ -0,0 +1,19 @@
+import React from 'react';
+import { Story, Meta } from '@storybook/react';
+
+import { Header, HeaderProps } from './Header';
+
+export default {
+  title: 'Example/Header',
+  component: Header,
+} as Meta;
+
+const Template: Story<HeaderProps> = (args) => <Header {...args} />;
+
+export const LoggedIn = Template.bind({});
+LoggedIn.args = {
+  user: {},
+};
+
+export const LoggedOut = Template.bind({});
+LoggedOut.args = {};

stories/Header.tsx

@@ -0,0 +1,47 @@
+import React from 'react';
+
+import { Button } from './Button';
+import './header.css';
+
+export interface HeaderProps {
+  user?: {};
+  onLogin: () => void;
+  onLogout: () => void;
+  onCreateAccount: () => void;
+}
+
+export const Header: React.FC<HeaderProps> = ({ user, onLogin, onLogout, onCreateAccount }) => (
+  <header>
+    <div className="wrapper">
+      <div>
+        <svg width="32" height="32" viewBox="0 0 32 32" xmlns="http://www.w3.org/2000/svg">
+          <g fill="none" fillRule="evenodd">
+            <path
+              d="M10 0h12a10 10 0 0110 10v12a10 10 0 01-10 10H10A10 10 0 010 22V10A10 10 0 0110 0z"
+              fill="#FFF"
+            />
+            <path
+              d="M5.3 10.6l10.4 6v11.1l-10.4-6v-11zm11.4-6.2l9.7 5.5-9.7 5.6V4.4z"
+              fill="#555AB9"
+            />
+            <path
+              d="M27.2 10.6v11.2l-10.5 6V16.5l10.5-6zM15.7 4.4v11L6 10l9.7-5.5z"
+              fill="#91BAF8"
+            />
+          </g>
+        </svg>
+        <h1>Acme</h1>
+      </div>
+      <div>
+        {user ? (
+          <Button size="small" onClick={onLogout} label="Log out" />
+        ) : (
+          <>
+            <Button size="small" onClick={onLogin} label="Log in" />
+            <Button primary size="small" onClick={onCreateAccount} label="Sign up" />
+          </>
+        )}
+      </div>
+    </div>
+  </header>
+);