export type VoiceIdsOrCustomVoice = string | 'alloy' | 'ash' | 'ballad' | 'coral' | 'echo' | 'sage' | 'shimmer' | 'verse' | 'marin' | 'cedar' | {id: string};

export type CreateSpeechRequest = {model: string | 'tts-1' | 'tts-1-hd' | 'gpt-4o-mini-tts' | 'gpt-4o-mini-tts-2025-12-15', input: string, instructions?: string | undefined, voice: VoiceIdsOrCustomVoice, response_format?: ('mp3' | 'opus' | 'aac' | 'flac' | 'wav' | 'pcm') | undefined, speed?: number | undefined, stream_format?: ('sse' | 'audio') | undefined};

export type CreateApiV1AudioSpeechArgs = {body: CreateSpeechRequest};

export type CreateApiV1AudioSpeechOptions = {baseUrl?: string | undefined, gatewayBearer?: string | undefined, fetch?: typeof fetch | undefined};

/**
 * /v1/audio/speech
 * 
 * POST /v1/audio/speech
 */
export const createApiV1AudioSpeech = async (args: CreateApiV1AudioSpeechArgs, options?: CreateApiV1AudioSpeechOptions) => {
const {baseUrl = "https://aihubmix.com", fetch: fetchFn = fetch, gatewayBearer} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('content-type', "application/json")
headers.set('accept', "application/octet-stream")

if (gatewayBearer !== undefined) headers.set('authorization', `Bearer ${gatewayBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/audio/speech${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return res.blob()
};