packages/page-rpc/src/Rpc/Selection.tsx
// Copyright 2017-2024 @polkadot/app-rpc authors & contributors
// SPDX-License-Identifier: Apache-2.0
import type { QueueTxRpcAdd } from '@polkadot/react-components/Status/types';
import type { ParamDef, RawParam } from '@polkadot/react-params/types';
import type { DefinitionRpcExt } from '@polkadot/types/types';
import React, { useCallback, useMemo, useState } from 'react';
import { Button, InputRpc } from '@polkadot/react-components';
import Params from '@polkadot/react-params';
import { getTypeDef } from '@polkadot/types/create';
import jsonrpc from '@polkadot/types/interfaces/jsonrpc';
import { isNull } from '@polkadot/util';
import { useTranslation } from '../translate.js';
interface Props {
queueRpc: QueueTxRpcAdd;
}
interface State {
isValid: boolean;
rpc: DefinitionRpcExt;
values: RawParam[];
}
const defaultMethod = jsonrpc.author.submitExtrinsic;
function Selection ({ queueRpc }: Props): React.ReactElement<Props> {
const { t } = useTranslation();
const [{ isValid, rpc, values }, setState] = useState<State>({
isValid: false,
rpc: defaultMethod,
values: []
});
const params = useMemo(
() => rpc.params.map(({ isOptional, name, type }): ParamDef => ({
name,
type: getTypeDef(isOptional ? `Option<${type}>` : type)
})),
[rpc]
);
const _nextState = useCallback(
(newState: Partial<State>) => setState((prevState: State): State => {
const { rpc = prevState.rpc, values = prevState.values } = newState;
const reqCount = rpc.params.reduce((count, { isOptional }) => count + (isOptional ? 0 : 1), 0);
const isValid = values.reduce((isValid, value) => isValid && value.isValid === true, reqCount <= values.length);
return {
isValid,
rpc,
values
};
}),
[]
);
const _onChangeMethod = useCallback(
(rpc: DefinitionRpcExt) => _nextState({ rpc, values: [] }),
[_nextState]
);
const _onChangeValues = useCallback(
(values: RawParam[]) => _nextState({ values }),
[_nextState]
);
const _onSubmit = useCallback(
(): void => queueRpc({
rpc,
values: values
.filter(({ value }, idx) => !rpc.params[idx].isOptional || !isNull(value))
.map(({ value }): any => value)
}),
[queueRpc, rpc, values]
);
return (
<section className='rpc--Selection'>
<InputRpc
defaultValue={defaultMethod}
label={t('call the selected endpoint')}
onChange={_onChangeMethod}
/>
<Params
key={`${rpc.section}.${rpc.method}:params` /* force re-render on change */}
onChange={_onChangeValues}
params={params}
/>
<Button.Group>
<Button
icon='sign-in-alt'
isDisabled={!isValid}
label={t('Submit RPC call')}
onClick={_onSubmit}
/>
</Button.Group>
</section>
);
}
export default React.memo(Selection);