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feat(web): add minimal Dialog component

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This commit is contained in:
Paul Armstrong 2021-03-05 08:01:30 -08:00
parent 0f1bc40f00
commit 98873d42ba
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4 changed files with 112 additions and 0 deletions
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1
web/public/index.html
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@ -15,6 +15,7 @@
</head>
<body>
<div id="root" class="z-0"></div>
<div id="dialogs" class="z-0"></div>
<div id="menus" class="z-0"></div>
<div id="tooltips" class="z-0"></div>
<noscript>You need to enable JavaScript to run this app.</noscript>

47
web/src/components/Dialog.jsx Normal file
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@ -0,0 +1,47 @@
import { h, Fragment } from 'preact';
import Button from './Button';
import Heading from './Heading';
import { createPortal } from 'preact/compat';
import { useState, useEffect } from 'preact/hooks';
export default function Dialog({ actions = [], portalRootID = 'dialogs', title, text }) {
const portalRoot = portalRootID && document.getElementById(portalRootID);
const [show, setShow] = useState(false);
useEffect(() => {
window.requestAnimationFrame(() => {
setShow(true);
});
}, []);
const dialog = (
<Fragment>
<div
data-testid="scrim"
key="scrim"
className="absolute inset-0 z-10 flex justify-center items-center bg-black bg-opacity-40"
>
<div
role="modal"
className={`absolute rounded shadow-2xl bg-white dark:bg-gray-700 max-w-sm text-gray-900 dark:text-white transition-transform transition-opacity duration-75 transform scale-90 opacity-0 ${
show ? 'scale-100 opacity-100' : ''
}`}
>
<div className="p-4">
<Heading size="lg">{title}</Heading>
<p>{text}</p>
</div>
<div className="p-2 flex justify-start flex-row-reverse space-x-2">
{actions.map(({ color, text, onClick }, i) => (
<Button className="ml-2" color={color} key={i} onClick={onClick} type="text">
{text}
</Button>
))}
</div>
</div>
</div>
</Fragment>
);
return portalRoot ? createPortal(dialog, portalRoot) : dialog;
}

38
web/src/components/__tests__/Dialog.test.jsx Normal file
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@ -0,0 +1,38 @@
import { h } from 'preact';
import Dialog from '../Dialog';
import { fireEvent, render, screen } from '@testing-library/preact';
describe('Dialog', () => {
let portal;
beforeAll(() => {
portal = document.createElement('div');
portal.id = 'dialogs';
document.body.appendChild(portal);
});
afterAll(() => {
document.body.removeChild(portal);
});
test('renders to a portal', async () => {
render(<Dialog title="Tacos" text="This is the dialog" />);
expect(screen.getByText('Tacos')).toBeInTheDocument();
expect(screen.getByRole('modal').closest('#dialogs')).not.toBeNull();
});
test('renders action buttons', async () => {
const handleClick = jest.fn();
render(
<Dialog
actions={[
{ color: 'red', text: 'Delete' },
{ text: 'Okay', onClick: handleClick },
]}
title="Tacos"
/>
);
fireEvent.click(screen.getByRole('button', { name: 'Okay' }));
expect(handleClick).toHaveBeenCalled();
});
});

26
web/src/routes/StyleGuide.jsx
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@ -2,6 +2,7 @@ import { h } from 'preact';
import ArrowDropdown from '../icons/ArrowDropdown';
import ArrowDropup from '../icons/ArrowDropup';
import Button from '../components/Button';
import Dialog from '../components/Dialog';
import Heading from '../components/Heading';
import Select from '../components/Select';
import Switch from '../components/Switch';
@ -10,6 +11,7 @@ import { useCallback, useState } from 'preact/hooks';
export default function StyleGuide() {
const [switches, setSwitches] = useState({ 0: false, 1: true, 2: false, 3: false });
const [showDialog, setShowDialog] = useState(false);
const handleSwitch = useCallback(
(id, checked) => {
@ -18,6 +20,10 @@ export default function StyleGuide() {
[switches]
);
const handleDismissDialog = () => {
setShowDialog(false);
};
return (
<div>
<Heading size="md">Button</Heading>
@ -59,6 +65,26 @@ export default function StyleGuide() {
</Button>
</div>
<Heading size="md">Dialog</Heading>
<Button
onClick={() => {
setShowDialog(true);
}}
>
Show Dialog
</Button>
{showDialog ? (
<Dialog
onDismiss={handleDismissDialog}
title="This is a dialog"
text="Would you like to see more?"
actions={[
{ text: 'Yes', color: 'red', onClick: handleDismissDialog },
{ text: 'No', onClick: handleDismissDialog },
]}
/>
) : null}
<Heading size="md">Switch</Heading>
<div className="flex-col space-y-4 max-w-4xl">
<Switch label="Disabled, off" labelPosition="after" />