import { ExtractDocumentTypes } from "../types/schema-types";
import { ResultItem } from "../types/result-types";
import { ExtractConditionalByTypeProjectionResults, ConditionalByTypeProjectionMap, ConditionalConfig } from "./conditional-types";
declare module "../groq-builder" {
    interface GroqBuilder<TResult, TQueryConfig> {
        /**
         * Creates an inline conditional projection, based on the `_type` field.
         *
         * This is similar to `.conditional`,
         * but provides stronger types and auto-completion.
         *
         * @example
         * q.star.filterByType("product", "category").project(sub => ({
         *   name: q.string(),
         *   ...sub.conditionalByType({
         *     product: {
         *       price: q.number(),
         *     },
         *     category: {
         *       title: q.string(),
         *     },
         *   }),
         * }))
         */
        conditionalByType<TConditionalProjections extends ConditionalByTypeProjectionMap<ResultItem.Infer<TResult>, TQueryConfig>, TKey extends string = typeof DEFAULT_KEY, 
        /**
         * Did we supply a condition for all possible _type values?
         */
        TIsExhaustive extends boolean = ExtractDocumentTypes<ResultItem.Infer<TResult>> extends keyof TConditionalProjections ? true : false>(conditionalProjections: TConditionalProjections, config?: Partial<ConditionalConfig<TKey, TIsExhaustive>>): ExtractConditionalByTypeProjectionResults<ResultItem.Infer<TResult>, TConditionalProjections, ConditionalConfig<TKey, TIsExhaustive>>;
    }
}
declare const DEFAULT_KEY: "[BY_TYPE]";
export {};