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

//#region src/use-generate-speech.d.ts

/**
 * Options for the useGenerateSpeech hook.
 *
 * @template TOutput - The transformed output type (defaults to TTSResult)
 */
interface UseGenerateSpeechOptions<TOutput = TTSResult> extends Pick<UseGenerationOptions<SpeechGenerateInput, TTSResult, TOutput>, 'persistence' | 'threadId' | 'hydrateGeneration' | 'joinRun' | 'byok' | 'byokProvider'> {
  /** Connect-based adapter for streaming transport (SSE, HTTP stream, custom) */
  connection?: ConnectConnectionAdapter;
  /** Direct async function for speech generation */
  fetcher?: GenerationFetcher<SpeechGenerateInput, TTSResult>;
  /** Additional body parameters to send with connect-based adapter requests */
  body?: Record<string, any>;
  /** Display options for TanStack AI Devtools. */
  devtools?: AIDevtoolsDisplayOptions;
  /**
   * Callback when speech is generated. 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: TTSResult) => 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 useGenerateSpeech hook.
 *
 * @template TOutput - The transformed output type (defaults to TTSResult)
 */
interface UseGenerateSpeechReturn<TOutput = TTSResult> extends Omit<UseGenerationReturn<TOutput>, 'generate'> {
  /** Trigger speech generation */
  generate: (input: SpeechGenerateInput) => Promise<void>;
  /** The TTS result containing audio data, or null */
  result: Accessor<TOutput | null>;
  /** Whether generation 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 generating speech (text-to-speech) using AI models.
 *
 * @example
 * ```tsx
 * import { useGenerateSpeech } from '@tanstack/ai-solid'
 * import { fetchServerSentEvents } from '@tanstack/ai-client'
 *
 * function SpeechGenerator() {
 *   const { generate, result, isLoading } = useGenerateSpeech({
 *     connection: fetchServerSentEvents('/api/generate/speech'),
 *   })
 *
 *   return (
 *     <div>
 *       <button onClick={() => generate({ text: 'Hello world', voice: 'alloy' })}>
 *         Generate Speech
 *       </button>
 *       {result() && (
 *         <audio src={`data:audio/${result()!.format};base64,${result()!.audio}`} controls />
 *       )}
 *     </div>
 *   )
 * }
 * ```
 */
declare function useGenerateSpeech<TTransformed = void>(options: Omit<UseGenerateSpeechOptions, 'onResult' | 'persistence' | 'threadId'> & {
  onResult?: (result: TTSResult) => TTransformed;
} & GenerationPersistenceOptions): UseGenerateSpeechReturn<InferGenerationOutputFromReturn<TTSResult, TTransformed>>;
//#endregion
export { UseGenerateSpeechOptions, UseGenerateSpeechReturn, useGenerateSpeech };
//# sourceMappingURL=use-generate-speech.d.ts.map