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render-remote-data.component.tsx
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render-remote-data.component.tsx
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import * as React from 'react';
import { ComponentType, Fragment, Component } from 'react';
import { isFailure, isPending, isSuccess, RemoteData } from '@devexperts/remote-data-ts';
import { isNotNullable } from '@devexperts/utils/dist/object/object';
export type TDataStateErrorMainProps<L> = {
error: L;
};
export type TRenderRemoteDataStates<L> = {
DataStateNoData: ComponentType;
DataStateFailure: ComponentType<TDataStateErrorMainProps<L>>;
DataStatePending: ComponentType;
};
export type TRenderRemoteDataMainProps<L, A> = {
data: RemoteData<L, A>;
success: (data: A) => JSX.Element;
noData?: (data: A) => boolean;
};
export type TRenderRemoteDataProps<L, A> = TRenderRemoteDataStates<L> & TRenderRemoteDataMainProps<L, A>;
export class RenderRemoteData<L, A> extends Component<TRenderRemoteDataProps<L, A>> {
public render() {
const { data } = this.props;
return (
<Fragment>
{isPending(data) && this.renderPending()}
{isSuccess(data) && this.renderSuccess(data.value)}
{isFailure(data) && this.renderFailure(data.error)}
</Fragment>
);
}
private renderPending() {
const { DataStatePending } = this.props;
return <DataStatePending />;
}
private renderSuccess(data: A) {
const { noData, success, DataStateNoData } = this.props;
if (isNotNullable(noData) && noData(data)) {
return <DataStateNoData />;
}
return success(data);
}
private renderFailure(error: L) {
const { DataStateFailure } = this.props;
console.warn('[RemoteFailure]', error);
return <DataStateFailure error={error} />;
}
}