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import { Request } from './types.ts'import { graphql, ExecutionResult, GraphQLSchema, GraphQLArgs } from './deps.ts'
export type GraphQLOptions = {  schema: GraphQLSchema  context?: (val: any) => any  rootValue?: any}
export type GraphQLParams = {  query?: string  mutation?: string  variables?: Record<string, unknown>  operationName?: string}
export type ServerContext<T> = { request: Request } & T
/** Returns a GraphQL response. */export async function runHttpQuery<Context = unknown>(  params: GraphQLParams,  options: GraphQLOptions,  context?: ServerContext<Context>): Promise<ExecutionResult> {  if (!params) throw new Error('Bad Request')
  const contextValue = options.context && context?.request ? await options.context?.(context?.request) : undefined  const source = params.query! || params.mutation!
  // https://graphql.org/graphql-js/graphql/#graphql  const graphQLArgs: GraphQLArgs = {    source,    schema: options.schema,    rootValue: options.rootValue,    contextValue: contextValue,    variableValues: params.variables,    operationName: params.operationName  }
  return await graphql(graphQLArgs)}