import type { DataSourceDiagnostic, OperationScreenDataLoaderDefinition, ScreenSpec } from '@ankhorage/contracts';
import { type RuntimeBindingOperationExecutor, type RuntimeBindingOperationResultCache, type RuntimeBindingResolutionContext } from './runtimeBindings';
export interface RuntimeScreenOperationLoaderState {
    readonly dependencyKey: string;
    readonly diagnostics: readonly DataSourceDiagnostic[];
    readonly operationResults: RuntimeBindingOperationResultCache;
    readonly renderVersion: number;
}
export interface RuntimeScreenOperationLoaderExecutionResult {
    readonly dependencyKey: string;
    readonly diagnostics: readonly DataSourceDiagnostic[];
    readonly operationResults: RuntimeBindingOperationResultCache;
}
export interface RuntimeScreenOperationLoaderLifecycle {
    readonly activeRequestId: number;
    readonly activeRequestKey: string | null;
}
export declare function resolveScreenOperationLoaders(screen: ScreenSpec): readonly OperationScreenDataLoaderDefinition[];
export declare function createRuntimeScreenLoaderRequestKey(args: {
    readonly screenId: string;
    readonly loaders: readonly OperationScreenDataLoaderDefinition[];
    readonly bindingContext?: Record<string, unknown>;
    readonly operationResults?: RuntimeBindingOperationResultCache;
}): string;
export declare function createRuntimeScreenOperationLoaderLifecycle(): RuntimeScreenOperationLoaderLifecycle;
export declare function createIdleRuntimeScreenOperationLoaderState(args: {
    readonly dependencyKey: string;
    readonly previousState?: RuntimeScreenOperationLoaderState;
}): RuntimeScreenOperationLoaderState;
export declare function createPendingRuntimeScreenOperationLoaderState(args: {
    readonly dependencyKey: string;
    readonly previousState?: RuntimeScreenOperationLoaderState;
}): RuntimeScreenOperationLoaderState;
export declare function beginRuntimeScreenOperationLoaderRequest(args: {
    readonly hasLoaders: boolean;
    readonly lifecycle: RuntimeScreenOperationLoaderLifecycle;
    readonly requestKey: string;
    readonly state: RuntimeScreenOperationLoaderState;
}): {
    readonly lifecycle: RuntimeScreenOperationLoaderLifecycle;
    readonly requestId?: number;
    readonly shouldExecute: boolean;
    readonly state: RuntimeScreenOperationLoaderState;
};
export declare function completeRuntimeScreenOperationLoaderRequest(args: {
    readonly lifecycle: RuntimeScreenOperationLoaderLifecycle;
    readonly requestId: number;
    readonly result: RuntimeScreenOperationLoaderExecutionResult;
    readonly state: RuntimeScreenOperationLoaderState;
}): {
    readonly accepted: boolean;
    readonly state: RuntimeScreenOperationLoaderState;
};
export declare function executeRuntimeScreenOperationLoaders(args: {
    readonly bindingContext?: Record<string, unknown>;
    readonly apis?: RuntimeBindingResolutionContext['apis'];
    readonly executeOperation?: RuntimeBindingOperationExecutor;
    readonly operationResults?: RuntimeBindingOperationResultCache;
    readonly screen: ScreenSpec;
    readonly loaders: readonly OperationScreenDataLoaderDefinition[];
}): Promise<RuntimeScreenOperationLoaderExecutionResult>;
export declare function useRuntimeScreenOperationLoaders(args: {
    readonly bindingContext?: Record<string, unknown>;
    readonly apis?: RuntimeBindingResolutionContext['apis'];
    readonly executeOperation?: RuntimeBindingOperationExecutor;
    readonly operationResults?: RuntimeBindingOperationResultCache;
    readonly onDiagnostics?: (diagnostics: readonly DataSourceDiagnostic[]) => void;
    readonly screen: ScreenSpec;
}): RuntimeScreenOperationLoaderState;
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