import { DocumentNode } from 'graphql';
export type PlanNode = ResolveNode | SequenceNode | ParallelNode;
export interface ResolveNode {
    type: 'Resolve';
    subgraph: string;
    document: DocumentNode;
    provided?: {
        selections?: Map<string, string[]>;
        variablesInSelections?: Map<string, Map<string, string[]>>;
        selectionFields?: Map<string, Map<string, string[]>>;
    };
    required?: {
        variables?: string[];
        selections?: Map<string, string[]>;
    };
    batch?: boolean;
}
export interface SequenceNode {
    type: 'Sequence';
    nodes: PlanNode[];
}
export interface ParallelNode {
    type: 'Parallel';
    nodes: PlanNode[];
}
export type ResolverKind = 'FETCH' | 'BATCH' | 'SUBSCRIBE';
export interface ResolverVariableConfig {
    name: string;
    select?: string;
    value?: string;
    subgraph?: string;
    type?: string;
}
export type ResolverConfig = ResolverRefConfig | GlobalResolverConfig | RegularResolverConfig;
export interface ResolverRefConfig {
    name: string;
    subgraph: string;
}
export interface GlobalResolverConfig {
    name: string;
    operation: string;
    kind?: ResolverKind;
    subgraph: string;
}
export interface RegularResolverConfig {
    operation: string;
    kind?: ResolverKind;
    subgraph: string;
}