import {z} from 'zod'

export type CreateApiSunoSubmitMusicArgs = {body: {task: string, task_id: string, generation_type: string, title: string, mv: string, make_instrumental: boolean, continue_clip_id: string, continued_aligned_prompt: unknown, continue_at: unknown, stem_type_id: number, stem_type_group_name: string, stem_task: string}};

export type CreateApiSunoSubmitMusicOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiSunoSubmitMusicResponse = z.object({id: z.string(), clips: z.array(z.object({id: z.string().optional(), entity_type: z.string().optional(), video_url: z.string().optional(), audio_url: z.string().optional(), major_model_version: z.string().optional(), model_name: z.string().optional(), metadata: z.object({prompt: z.string(), history: z.array(z.object({id: z.string().optional(), type: z.string().optional(), source: z.string().optional(), infill: z.boolean().optional(), stem_type_id: z.number().int().optional(), stem_type_group_name: z.string().optional(), stem_task: z.string().optional(), stem_from_id: z.string().optional()})), stem_from_id: z.string(), stem_task: z.string(), stem_type_id: z.number().int(), stem_type_group_name: z.string(), edited_clip_id: z.string(), type: z.string(), stream: z.boolean(), infill: z.boolean(), task: z.string(), can_remix: z.boolean(), is_remix: z.boolean(), priority: z.number().int()}).optional(), is_liked: z.boolean().optional(), user_id: z.string().optional(), display_name: z.string().optional(), handle: z.string().optional(), is_handle_updated: z.boolean().optional(), avatar_image_url: z.string().optional(), is_trashed: z.boolean().optional(), flag_count: z.number().int().optional(), created_at: z.string().optional(), status: z.string().optional(), title: z.string().optional(), play_count: z.number().int().optional(), upvote_count: z.number().int().optional(), is_public: z.boolean().optional(), allow_comments: z.boolean().optional(), more: z.string().optional()})), metadata: z.object({prompt: z.string(), history: z.array(z.object({id: z.string().optional(), type: z.string().optional(), source: z.string().optional(), infill: z.boolean().optional(), stem_type_id: z.number().int().optional(), stem_type_group_name: z.string().optional(), stem_task: z.string().optional(), stem_from_id: z.string().optional()})), stem_from_id: z.string(), stem_task: z.string(), stem_type_id: z.number().int(), stem_type_group_name: z.string(), edited_clip_id: z.string(), type: z.string(), stream: z.boolean(), infill: z.boolean(), task: z.string(), can_remix: z.boolean(), is_remix: z.boolean(), priority: z.number().int()}), major_model_version: z.string(), status: z.string(), created_at: z.string(), batch_size: z.number().int()});

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
};

/**
 * Single-track separation
 * 
 * POST /suno/submit/music
 */
export const createApiSunoSubmitMusic = async (args: CreateApiSunoSubmitMusicArgs, options?: CreateApiSunoSubmitMusicOptions) => {
const {baseUrl = "https://api.deerapi.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/suno/submit/music${query.size > 0 ? `?${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(createApiSunoSubmitMusicResponse, await res.json())
};