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import { observer } from "mobx-react";
import { ObservableReactComponent } from "../../../../ObservableReactComponent";
import { Conditional } from "../Backend/TemplateManager";
import { action, makeObservable, observable, runInAction } from "mobx";
import React from "react";
interface ConditionalsTextAreaProps {
conditional: Conditional;
property: keyof Conditional;
}
@observer
export class ConditionalsTextArea extends ObservableReactComponent<ConditionalsTextAreaProps> {
private mirrorRef: HTMLSpanElement | null = null;
@observable private inputWidth: string = '60px';
constructor(props: ConditionalsTextAreaProps) {
super(props);
makeObservable(this);
}
setMirrorRef: React.LegacyRef<HTMLSpanElement> = (node) => { this.mirrorRef = node }
@action updateInputWidth() {
const mirror = this.mirrorRef;
if (mirror) {
const width = mirror.offsetWidth;
if ( width + 8 > 60) this.inputWidth = `${width + 8}px`;
}
}
render() {
return (
<div style={{ display: 'inline-block', position: 'relative' }}>
<span
ref={this.setMirrorRef}
style={{
position: 'absolute',
visibility: 'hidden',
whiteSpace: 'pre',
font: 'inherit',
padding: 0,
}}
>
{this._props.conditional[this._props.property] || ' '}
</span>
<input
className="form-row-input"
value={this.props.conditional[this.props.property] ?? ''}
onChange={e => {
runInAction(() => {
this.props.conditional[this.props.property] = e.target.value as "=" | ">" | "<" | "contains";
});
this.updateInputWidth();
}}
style={{ width: this.inputWidth }}
placeholder={this.props.property}
/>
</div>
);
}
}
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