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// @flow
import * as React from "react";
import _ from "lodash";
import RGL from '../../lib/ReactGridLayout';
import WidthProvider from '../../lib/components/WidthProvider';
import type {Layout, ReactChildren} from '../../lib/utils';
const ReactGridLayout = WidthProvider(RGL);
type Props = {|
className: string,
cols: number,
items: number,
onLayoutChange: Function,
rowHeight: number,
|};
type State = {|
layout: Layout
|};
export default class MessyLayout extends React.PureComponent<Props, State> {
static defaultProps: Props = {
className: "layout",
cols: 12,
items: 20,
onLayoutChange: function() {},
rowHeight: 30,
};
state: State = {
layout: this.generateLayout()
};
generateDOM(): ReactChildren {
return _.map(_.range(this.props.items), function(i) {
return (
<div key={i}>
<span className="text">{i}</span>
</div>
);
});
}
generateLayout(): Layout {
const p = this.props;
return _.map(new Array(p.items), function(item, i) {
const w = Math.ceil(Math.random() * 4);
const y = Math.ceil(Math.random() * 4) + 1;
return {
x: (i * 2) % 12,
y: Math.floor(i / 6) * y,
w: w,
h: y,
i: i.toString()
};
});
}
onLayoutChange: (Layout) => void = (layout: Layout) => {
this.props.onLayoutChange(layout);
};
render(): React.Node {
// eslint-disable-next-line no-unused-vars
const {items, ...props} = this.props;
return (
<ReactGridLayout
layout={this.state.layout}
onLayoutChange={this.onLayoutChange}
{...props}
>
{this.generateDOM()}
</ReactGridLayout>
);
}
}
if (process.env.STATIC_EXAMPLES === true) {
import("../test-hook.jsx").then(fn => fn.default(MessyLayout));
}
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