import { DocumentNode, GraphQLObjectType, GraphQLOutputType, GraphQLSchema, VariableDefinitionNode } from 'graphql';
import { FlattenedFieldNode } from './flattenSelections.js';
import { GlobalResolverConfig, RegularResolverConfig, ResolverKind, ResolverRefConfig, ResolverVariableConfig } from './types.js';
export declare function createResolveNode({ parentSubgraph, fieldNode, resolverOperationString, resolverKind, variableDirectives, resolverSelections, resolverArguments, ctx, }: {
    parentSubgraph: string;
    fieldNode: FlattenedFieldNode;
    resolverOperationString: string;
    resolverKind?: ResolverKind;
    variableDirectives: ResolverVariableConfig[];
    resolverSelections: FlattenedFieldNode[];
    resolverArguments: FlattenedFieldNode['arguments'];
    ctx: VisitorContext;
}): {
    newFieldNode: FlattenedFieldNode;
    resolverOperationDocument: DocumentNode;
    resolvedFieldPath: (string | number)[];
    variablesFromDifferentSubgraph: {
        variableDirective: ResolverVariableConfig;
        newVariableName: string;
    }[];
    batch: boolean;
    defer: boolean;
};
export declare function isList(type: GraphQLOutputType): boolean;
export declare function getGlobalResolver(fusiongraph: GraphQLSchema, resolverName: string, subgraphName: string): GlobalResolverConfig | undefined;
export declare function resolveResolverOperationStringAndKind(fusiongraph: GraphQLSchema, resolverDirective: ResolverRefConfig | RegularResolverConfig): {
    resolverOperationString: string;
    resolverKind: ResolverKind;
};
export declare function visitFieldNodeForTypeResolvers(parentSubgraph: string, fieldNode: FlattenedFieldNode, type: GraphQLObjectType, fusiongraph: GraphQLSchema, ctx: VisitorContext): {
    newFieldNode: FlattenedFieldNode;
    resolverOperationNodes: ResolverOperationNode[];
    resolverDependencyFieldMap: Map<string, ResolverOperationNode[]>;
};
export interface ResolverOperationNode {
    subgraph: string;
    resolverOperationDocument: DocumentNode;
    resolverPreDependencies: ResolverOperationNode[];
    resolverDependencies: ResolverOperationNode[];
    resolverDependencyFieldMap: Map<string, ResolverOperationNode[]>;
    batch?: boolean;
    defer?: boolean;
}
export interface VisitorContext {
    currentVariableIndex: number;
    rootVariableMap: Map<string, VariableDefinitionNode>;
}