Owner of Hammies, former Jupyter core developer and co-lead of Jupyter Notebook and JupyterLab teams
es-reactLeaflet DemoLeafletReactHandsontable DemoGoogle Auth and Google Sheets TestHandsontable ScrollingGoogle Auth APIGoogle Drive APIJSBarcodeAvery 5160 Barcode Labels TemplateGoogle Sheets with Formulae DemoTable Utilities DemoHyperformula DemoLocal Storage Table DemoLocal Storage TableGoogle Sheet TableTable UtilitiesSystemJSTipTapreact-json-formTailwind ComponentsHyperformulaCodeMirror componentTable DemoGrant's UtilitiesJavascript Temporal APIGoogle Sheets APIGoogle Sheets API DemoFuse.jsList of countriesYahoo FinanceHandsontable for Observable
React Components
button = (props = {}) => {
const { label, value, setValue, ...otherProps } = props;
return jsx`<button ...${otherProps} onClick=${event => {
if (props.onClick) {
props.onClick(event, setValue);
}
}}>
${label}
</button>`;
}
renderedButton = (props = {}) =>
renderWithState((state, setState) => button(props))
renderedButton({
label: 'Test',
onClick: event => {
console.log('button', 'Test test');
}
})
input = (props = {}) => {
const { value = '', setValue, ...otherProps } = props;
return jsx`<input ...${otherProps} value=${value} onChange=${event => {
if (setValue) setValue(event.target.value);
if (props.onChange) {
props.onChange(event);
}
}} />`;
}
renderedInput = (props = {}) =>
renderWithState(
(state, setState) =>
input({
...props,
value: state,
onChange: (event) => {
setState(event.target.value);
}
}),
props.value || ""
)
viewof testInput = renderedInput({
type: "number",
value: "1",
onChange: (event) => {
console.log("input", event.target.value);
}
})
testInput
text = (props = {}) => {
const { value = '', setValue, ...otherProps } = props;
return jsx`<input ...${otherProps} type="text" value=${value} onChange=${event => {
if (setValue) setValue(event.target.value);
if (props.onChange) {
props.onChange(event);
}
}} />`;
}
renderedText = (props = {}) =>
renderWithState(
(state, setState) =>
text({
...props,
value: state,
onChange: (event) => {
setState(event.target.value);
}
}),
props.value || ''
)
viewof testText = renderedText({
onChange: event => {
console.log('text', event.target.value);
}
})
testText
checkbox = (props = {}) => {
const { value = false, setValue, ...otherProps } = props;
return jsx`<input ...${otherProps} type="checkbox" checked=${value} onChange=${event => {
if (setValue) setValue(event.target.checked);
if (props.onChange) {
props.onChange(event);
}
}} />`;
}
renderedCheckbox = (props = {}) =>
renderWithState(
(state, setState) =>
checkbox({
...props,
value: state,
onChange: (event) => {
setState(!state);
}
}),
props.value || false
)
viewof testCheckbox = renderedCheckbox({
onChange: event => {
console.log('checkbox', event.target.checked);
}
})
testCheckbox
select = (props = {}) => {
const { options = [], value, setValue, ...otherProps } = props;
const defaultValue = value || options[0];
return jsx`<select ...${otherProps} value=${defaultValue} onChange=${event => {
if (setValue) setValue(event.target.value);
if (props.onChange) {
props.onChange(event);
}
}}>
${options.map((option, index) => {
return jsx`<option key=${index} value=${option}>${option}</option>`;
})}
</select>`;
}
renderedSelect = (props = {}) =>
renderWithState(
(state, setState) =>
select({
...props,
value: state,
onChange: (event) => {
setState(event.target.value);
}
}),
props.options[0]
)
viewof testSelect = renderedSelect({
options: ['one', 'two', 'three'],
onChange: event => {
console.log('select', event.target.value);
}
})
testSelect
textarea = (props = {}) => {
const { value = '', setValue, ...otherProps } = props;
const defaultProps = { style: { width: '100%' }, rows: 10 };
return jsx`<textarea ...${{
...defaultProps,
...otherProps
}} value=${value} onChange=${event => {
if (setValue) setValue(event.target.value);
if (props.onChange) {
props.onChange(event);
}
}} />`;
}
renderedTextarea = (props = {}) =>
renderWithState(
(state, setState) =>
textarea({
...props,
value: state,
onChange: (event) => {
setState(event.target.value);
}
}),
props.value || ""
)
viewof testTextarea = renderedTextarea({
value: "Placeholder",
onChange: (event) => {
console.log("textarea", event.target.value);
}
})
testTextarea
date = (props = {}) => {
const { value = toDateString(), setValue, ...otherProps } = props;
return jsx`<input ...${otherProps} type="date" value=${value} onChange=${event => {
if (setValue) setValue(event.target.value);
if (props.onChange) {
props.onChange(event);
}
}} />`;
}
renderedDate = (props = {}) =>
renderWithState(
(state, setState) =>
date({
...props,
value: state,
onChange: (event) => {
setState(event.target.value);
}
}),
props.value || toDateString()
)
viewof testDate = renderedDate()
testDate
helpers = [
'html',
'base',
'head',
'link',
'meta',
'style',
'title',
'body',
'address',
'article',
'aside',
'footer',
'header',
'h1',
'hgroup',
'main',
'nav',
'section',
'blockquote',
'dd',
'div',
'dl',
'dt',
'figcaption',
'figure',
'hr',
'li',
'ol',
'p',
'pre',
'ul',
'a',
'abbr',
'b',
'bdi',
'bdo',
'br',
'cite',
'code',
'data',
'dfn',
'em',
'i',
'kbd',
'mark',
'q',
'rb',
'rp',
'rt',
'rtc',
'ruby',
's',
'samp',
'small',
'span',
'strong',
'sub',
'sup',
'time',
'u',
'var',
'wbr',
'area',
'audio',
'img',
'map',
'track',
'video',
'embed',
'iframe',
'object',
'param',
'picture',
'source',
'svg',
'math',
'canvas',
'noscript',
'script',
'del',
'ins',
'caption',
'col',
'colgroup',
'table',
'tbody',
'td',
'tfoot',
'th',
'thead',
'tr',
'button',
'datalist',
'fieldset',
'form',
'input',
'label',
'legend',
'meter',
'optgroup',
'option',
'output',
'progress',
'select',
'textarea',
'details',
'dialog',
'menu',
'summary',
'slot',
'template'
].reduce(
(result, tag) => ({
...result,
[tag]: (props = {}, children = []) =>
jsx`<${tag} ...${props}>${children}</${tag}>`
}),
{}
)
// viewof test = render(({ useSetter }) => {
// const [state, setState] = useState({
// button: 0,
// select: 'one',
// textarea: ''
// });
// useSetter(state);
// // return jsx`<${button} label="Test" onClick=${event => {
// // console.log('button', 'Test test');
// // setState({ ...state, button: state.button + 1 });
// // }} /><${select} options=${['one', 'two', 'three']} setValue=${value => {
// // console.log('select', value);
// // setState({ ...state, select: value });
// // }} /><${textarea} setValue=${value => {
// // console.log('textarea', value);
// // setState({ ...state, textarea: value });
// // }} />`;
// return [
// button({
// label: 'Test',
// onClick: event => {
// console.log('button', 'Test test');
// setState({ ...state, button: state.button + 1 });
// }
// }),
// select({
// options: ['one', 'two', 'three'],
// value: state.select,
// setValue: value => {
// console.log('select', value);
// setState({ ...state, select: value });
// }
// }),
// textarea({
// value: state.textarea,
// setValue: value => {
// console.log('textarea', value);
// setState({ ...state, textarea: value });
// }
// })
// ];
// })
viewof test = renderWithState(
(state, setState) => [
button({
label: "Test",
onClick: (event) => {
setState({ ...state, button: state.button + 1 });
}
}),
select({
options: ["one", "two", "three"],
value: state.select,
setValue: (value) => {
setState({ ...state, select: value });
}
}),
textarea({
value: state.textarea,
setValue: (value) => {
setState({ ...state, textarea: value });
}
})
],
{ button: 0, select: "one", textarea: "" }
)
test
copyButton = ({ data, ...props }) =>
renderedButton({
label: "Copy",
onClick: () => {
copy(data);
},
...props
})
// customSelect = (options, displayProperty = "name") => {
// if (!options || options.length === 0) return null;
// return render(({ useSetter }) => {
// const [value, setValue] = useState(options[0]);
// useSetter(value);
// return select({
// options: options.map((value) => value[displayProperty]),
// value: value[displayProperty],
// setValue: (value) =>
// setValue(options.find((_value) => _value[displayProperty] === value))
// });
// });
// }
customSelect = (options = [], displayProperty = "name") =>
renderWithState((state, setState) => {
if (!options || options.length === 0) return null;
return select({
options: options.map((value) => value[displayProperty]),
value: state[displayProperty],
setValue: (value) =>
setState(options.find((_value) => _value[displayProperty] === value))
});
}, options[0])
renderWithState = (f, defaultValue = {}) =>
render(() => {
const [state, setState] = useObservableState(defaultValue);
const mergeAndSetState = (change) => setState({ ...state, ...change });
return f(state, setState);
})
toDateString = date =>
date
? date.toISOString().replace(/T.+/, '')
: new Date().toISOString().replace(/T.+/, '')
import {
render,
useObservableState,
React,
ReactDOM,
useEffect,
useState,
useContext,
useRef,
useMemo,
useCallback,
useImperativeHandle,
useReducer,
useId,
useTransition,
Fragment,
memo,
lazy,
forwardRef,
startTransition,
createContext,
Suspense,
createFactory,
createElement,
createRoot,
createPortal,
jsx
} from "@gnestor/react"
import { copy } from '@gnestor/grants-utilities'
Purpose-built for displays of data
Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
