import {z} from 'zod'

export type CreateApiSunoV1SoundsArgs = {body: {sound: string, mv: 'chirp-v5-5' | 'chirp-v5', type: 'one-shot' | 'loop', bpm?: number | undefined, key?: ('C' | 'C#' | 'Cm' | 'C#m' | 'D' | 'D#' | 'Dm' | 'D#m' | 'F' | 'F#' | 'Fm' | 'F#m' | 'G' | 'G#' | 'Gm' | 'G#m' | 'A' | 'A#' | 'Am' | 'A#m' | 'B' | 'B#' | 'Bm' | 'B#m') | undefined, isStorage?: boolean | undefined, hookUrl?: string | undefined}};

export type CreateApiSunoV1SoundsOptions = {baseUrl?: string | undefined, CustomApiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiSunoV1SoundsResponse = z.object({status: z.string(), message: z.string(), data: z.object({})});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * POST /suno/v1/sounds
 */
export const createApiSunoV1Sounds = async (args: CreateApiSunoV1SoundsArgs, options?: CreateApiSunoV1SoundsOptions) => {
const {baseUrl = "https://api.ttapi.io", fetch: fetchFn = fetch, CustomApiKey} = options ?? {}

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

if (CustomApiKey !== undefined) headers.set("TT-API-KEY", CustomApiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/suno/v1/sounds${query.size > 0 ? `?${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 validateResponse(createApiSunoV1SoundsResponse, await res.json())
};