import { UseGenerationOptions, UseGenerationReturn } from "./use-generation.js";
import { Accessor } from "solid-js";
import { AIDevtoolsDisplayOptions, ConnectConnectionAdapter, GenerationClientState, GenerationFetcher, GenerationPersistenceOptions, InferGenerationOutputFromReturn, SummarizeGenerateInput } from "@tanstack/ai-client";
import { StreamChunk, SummarizationResult } from "@tanstack/ai";

//#region src/use-summarize.d.ts

/**
 * Options for the useSummarize hook.
 *
 * @template TOutput - The transformed output type (defaults to SummarizationResult)
 */
interface UseSummarizeOptions<TOutput = SummarizationResult> extends Pick<UseGenerationOptions<SummarizeGenerateInput, SummarizationResult, TOutput>, 'persistence' | 'threadId' | 'hydrateGeneration' | 'joinRun' | 'byok' | 'byokProvider'> {
  /** Connect-based adapter for streaming transport (SSE, HTTP stream, custom) */
  connection?: ConnectConnectionAdapter;
  /** Direct async function for summarization */
  fetcher?: GenerationFetcher<SummarizeGenerateInput, SummarizationResult>;
  /** Additional body parameters to send with connect-based adapter requests */
  body?: Record<string, any>;
  /** Display options for TanStack AI Devtools. */
  devtools?: AIDevtoolsDisplayOptions;
  /**
   * Callback when summarization is complete. Can optionally return a transformed value.
   *
   * - Return a non-null value to transform and store it as the result
   * - Return `null` to keep the previous result unchanged
   * - Return nothing (`void`) to store the raw result as-is
   */
  onResult?: (result: SummarizationResult) => TOutput | null | void;
  /** Callback when an error occurs */
  onError?: (error: Error) => void;
  /** Callback when progress is reported (0-100) */
  onProgress?: (progress: number, message?: string) => void;
  /** Callback for each stream chunk (connect-based adapter mode only) */
  onChunk?: (chunk: StreamChunk) => void;
}
/**
 * Return type for the useSummarize hook.
 *
 * @template TOutput - The transformed output type (defaults to SummarizationResult)
 */
interface UseSummarizeReturn<TOutput = SummarizationResult> extends Omit<UseGenerationReturn<TOutput>, 'generate'> {
  /** Trigger summarization */
  generate: (input: SummarizeGenerateInput) => Promise<void>;
  /** The summarization result, or null */
  result: Accessor<TOutput | null>;
  /** Whether summarization is in progress */
  isLoading: Accessor<boolean>;
  /** Current error, if any */
  error: Accessor<Error | undefined>;
  /** Current state of the generation */
  status: Accessor<GenerationClientState>;
}
/**
 * Solid hook for summarizing text using AI models.
 *
 * @example
 * ```tsx
 * import { useSummarize } from '@tanstack/ai-solid'
 * import { fetchServerSentEvents } from '@tanstack/ai-client'
 *
 * function Summarizer() {
 *   const { generate, result, isLoading } = useSummarize({
 *     connection: fetchServerSentEvents('/api/summarize'),
 *   })
 *
 *   return (
 *     <div>
 *       <button onClick={() => generate({
 *         text: 'Long article text...',
 *         style: 'bullet-points',
 *         maxLength: 200,
 *       })}>
 *         Summarize
 *       </button>
 *       {isLoading() && <p>Summarizing...</p>}
 *       {result() && <p>{result()!.summary}</p>}
 *     </div>
 *   )
 * }
 * ```
 */
declare function useSummarize<TTransformed = void>(options: Omit<UseSummarizeOptions, 'onResult' | 'persistence' | 'threadId'> & {
  onResult?: (result: SummarizationResult) => TTransformed;
} & GenerationPersistenceOptions): UseSummarizeReturn<InferGenerationOutputFromReturn<SummarizationResult, TTransformed>>;
//#endregion
export { UseSummarizeOptions, UseSummarizeReturn, useSummarize };
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