import { Collection, CollectionStatus, Context, GetResult, InferResultType, InitialQueryBuilder, LiveQueryCollectionConfig, LiveQueryPersistedStatus, NonSingleResult, QueryBuilder, SingleResult } from '@tanstack/db';
import { Signal } from '@angular/core';
export * from '@tanstack/db';
/**
 * The result of calling `injectLiveQuery`.
 * Contains reactive signals for the query state and data.
 */
export interface InjectLiveQueryResult<TContext extends Context> {
    /** A signal containing the complete state map of results keyed by their ID */
    state: Signal<Map<string | number, GetResult<TContext>>>;
    /** A signal containing the results as an array, or single result for findOne queries */
    data: Signal<InferResultType<TContext>>;
    /** A signal containing the underlying collection instance (null for disabled queries) */
    collection: Signal<Collection<GetResult<TContext>, string | number, {}> | null>;
    /** A signal containing the current status of the collection */
    status: Signal<CollectionStatus | `disabled`>;
    /** A signal indicating whether the collection is currently loading */
    isLoading: Signal<boolean>;
    /** A signal indicating whether the collection is ready */
    isReady: Signal<boolean>;
    persistedStatus: Signal<LiveQueryPersistedStatus>;
    isPersistedReady: Signal<boolean>;
    persistedError: Signal<unknown | undefined>;
    /** A signal indicating whether the collection is idle */
    isIdle: Signal<boolean>;
    /** A signal indicating whether the collection has an error */
    isError: Signal<boolean>;
    /** A signal indicating whether the collection has been cleaned up */
    isCleanedUp: Signal<boolean>;
}
type InferConditionalResultType<TContext extends Context> = TContext extends SingleResult ? InferResultType<TContext> | [] : InferResultType<TContext>;
export type InjectConditionalLiveQueryResult<TContext extends Context> = Omit<InjectLiveQueryResult<TContext>, `data`> & {
    data: Signal<InferConditionalResultType<TContext>>;
};
export interface InjectLiveQueryResultWithCollection<TResult extends object = any, TKey extends string | number = string | number, TUtils extends Record<string, any> = {}> {
    state: Signal<Map<TKey, TResult>>;
    data: Signal<Array<TResult>>;
    collection: Signal<Collection<TResult, TKey, TUtils> | null>;
    status: Signal<CollectionStatus | `disabled`>;
    isLoading: Signal<boolean>;
    isReady: Signal<boolean>;
    persistedStatus: Signal<LiveQueryPersistedStatus>;
    isPersistedReady: Signal<boolean>;
    persistedError: Signal<unknown | undefined>;
    isIdle: Signal<boolean>;
    isError: Signal<boolean>;
    isCleanedUp: Signal<boolean>;
}
export interface InjectLiveQueryResultWithSingleResultCollection<TResult extends object = any, TKey extends string | number = string | number, TUtils extends Record<string, any> = {}> {
    state: Signal<Map<TKey, TResult>>;
    data: Signal<TResult | undefined>;
    collection: Signal<(Collection<TResult, TKey, TUtils> & SingleResult) | null>;
    status: Signal<CollectionStatus | `disabled`>;
    isLoading: Signal<boolean>;
    isReady: Signal<boolean>;
    persistedStatus: Signal<LiveQueryPersistedStatus>;
    isPersistedReady: Signal<boolean>;
    persistedError: Signal<unknown | undefined>;
    isIdle: Signal<boolean>;
    isError: Signal<boolean>;
    isCleanedUp: Signal<boolean>;
}
export declare function injectLiveQuery<TContext extends Context, TParams extends any>(options: {
    params: () => TParams;
    query: (args: {
        params: TParams;
        q: InitialQueryBuilder;
    }) => QueryBuilder<TContext>;
}): InjectLiveQueryResult<TContext>;
export declare function injectLiveQuery<TContext extends Context, TParams extends any>(options: {
    params: () => TParams;
    query: (args: {
        params: TParams;
        q: InitialQueryBuilder;
    }) => QueryBuilder<TContext> | undefined | null;
}): InjectConditionalLiveQueryResult<TContext>;
export declare function injectLiveQuery<TContext extends Context>(queryFn: (q: InitialQueryBuilder) => QueryBuilder<TContext>): InjectLiveQueryResult<TContext>;
export declare function injectLiveQuery<TContext extends Context>(queryFn: (q: InitialQueryBuilder) => QueryBuilder<TContext> | undefined | null): InjectConditionalLiveQueryResult<TContext>;
export declare function injectLiveQuery<TContext extends Context>(config: LiveQueryCollectionConfig<TContext>): InjectLiveQueryResult<TContext>;
export declare function injectLiveQuery<TResult extends object, TKey extends string | number, TUtils extends Record<string, any>>(liveQueryCollection: Collection<TResult, TKey, TUtils> & NonSingleResult): InjectLiveQueryResultWithCollection<TResult, TKey, TUtils>;
export declare function injectLiveQuery<TResult extends object, TKey extends string | number, TUtils extends Record<string, any>>(liveQueryCollection: Collection<TResult, TKey, TUtils> & SingleResult): InjectLiveQueryResultWithSingleResultCollection<TResult, TKey, TUtils>;