59 lines
1.5 KiB
TypeScript
59 lines
1.5 KiB
TypeScript
// Copyright 2017-2021 @polkadot/react-params authors & contributors
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// SPDX-License-Identifier: Apache-2.0
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import type { Props } from '../types';
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import React, { useMemo } from 'react';
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import { encodeTypeDef } from '@polkadot/types/create';
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import { isUndefined } from '@polkadot/util';
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import findComponent from './findComponent';
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import Static from './Static';
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function Param ({ className = '', defaultValue, isDisabled, isInOption, isOptional, name, onChange, onEnter, onEscape, overrides, registry, type }: Props): React.ReactElement<Props> | null {
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const Component = useMemo(
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() => findComponent(registry, type, overrides),
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[registry, type, overrides]
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);
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const label = useMemo(
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() => isUndefined(name)
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? encodeTypeDef(type)
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: `${name}: ${encodeTypeDef(type)}`,
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[name, type]
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);
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if (!Component) {
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return null;
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}
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return isOptional
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? (
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<Static
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defaultValue={defaultValue}
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label={label}
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type={type}
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/>
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)
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: (
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<Component
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className={`ui--Param ${className}`}
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defaultValue={defaultValue}
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isDisabled={isDisabled}
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isInOption={isInOption}
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key={`${name || 'unknown'}:${type.toString()}`}
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label={label}
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name={name}
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onChange={onChange}
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onEnter={onEnter}
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onEscape={onEscape}
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overrides={overrides}
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registry={registry}
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type={type}
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/>
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);
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}
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export default React.memo(Param);
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