import { IntrospectionInputValue } from 'graphql'
import getGraphqlTypeString from './getGraphqlTypeString'

export default function buildVariablesDeclarationString(inputs: ReadonlyArray<IntrospectionInputValue>) {
	if (!inputs.length) {
		return ''
	}

	const argsList = inputs
		.map(x => `$${x.name}: ${getGraphqlTypeString({ type: x.type })}`)
		.join(', ')

	return `(${argsList})`
}