import {z} from 'zod'

export type GetApiArtistsAudienceDetailsArgs = {source: string, songstats_artist_id?: string | undefined, spotify_artist_id?: string | undefined, apple_music_artist_id?: number | undefined, 'Accept-Encoding'?: string | undefined, country_code: string};

export type GetApiArtistsAudienceDetailsOptions = {baseUrl?: string | undefined, apikey?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiArtistsAudienceDetailsResponse = z.object({result: z.string().optional(), message: z.string().optional(), audience: z.array(z.object({source: z.string().optional(), data: z.object({monthly_listeners: z.array(z.object({country_code: z.string().optional(), city_name: z.string().optional(), current_listeners: z.number().int().optional(), peak_listeners: z.number().int().optional(), city_region: z.string().optional(), city_lat: z.string().optional(), city_lng: z.string().optional()})).optional(), city_charts: z.array(z.object({country_code: z.string().optional(), charted_tracks_total: z.number().int().optional(), charted_tracks_current: z.number().int().optional(), charted_tracks_previous: z.number().int().optional(), charts: z.array(z.object({chart: z.string().optional(), tracks: z.array(z.object({title: z.string().optional(), songstats_track_id: z.string().optional(), top_position: z.number().int().optional()})).optional()})).optional()})).optional(), country_charts: z.array(z.object({country_code: z.string().optional(), charted_tracks_total: z.number().int().optional(), charted_tracks_current: z.number().int().optional(), charted_tracks_previous: z.number().int().optional(), charts: z.array(z.object({chart: z.string().optional(), tracks: z.array(z.object({title: z.string().optional(), songstats_track_id: z.string().optional(), top_position: z.number().int().optional()})).optional()})).optional()})).optional(), followers: z.array(z.object({country_code: z.string().optional(), followers_total: z.number().int().optional(), follower_reach_total: z.number().int().optional()})).optional(), creators: z.array(z.object({country_code: z.string().optional(), creators_total: z.number().int().optional(), creator_reach_total: z.number().int().optional(), tracks: z.array(z.object({title: z.string().optional(), songstats_track_id: z.string().optional(), creators_total: z.number().int().optional(), creator_reach_total: z.number().int().optional()})).optional()})).optional(), reposts: z.array(z.object({country_code: z.string().optional(), reposts_total: z.number().int().optional(), repost_reach_total: z.number().int().optional(), tracks: z.array(z.object({title: z.string().optional(), songstats_track_id: z.string().optional(), reposts_total: z.number().int().optional(), repost_reach_total: z.number().int().optional()})).optional()})).optional()}).optional()})).optional(), artist_info: z.object({songstats_artist_id: z.string().optional(), avatar: z.string().optional(), name: z.string().optional(), site_url: z.string().optional()}).optional(), source_ids: z.array(z.string()).optional()});

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
};

/**
 * Get Artist Audience Details
 * 
 * GET /artists/audience/details
 */
export const getApiArtistsAudienceDetails = async (args: GetApiArtistsAudienceDetailsArgs, options?: GetApiArtistsAudienceDetailsOptions) => {
const {baseUrl = "https://api.songstats.com/enterprise/v1", fetch: fetchFn = fetch, apikey} = options ?? {}

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

if (args.source != null) query.append("source", String(args.source))
if (args.songstats_artist_id != null) query.append("songstats_artist_id", String(args.songstats_artist_id))
if (args.spotify_artist_id != null) query.append("spotify_artist_id", String(args.spotify_artist_id))
if (args.apple_music_artist_id != null) query.append("apple_music_artist_id", String(args.apple_music_artist_id))
if (args['Accept-Encoding'] != null) headers.set("Accept-Encoding", String(args['Accept-Encoding']))
if (args.country_code != null) query.append("country_code", String(args.country_code))
if (apikey !== undefined) headers.set("apikey", apikey)

const url = `${baseUrl.replace(/\/+$/, '')}/artists/audience/details${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

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

return validateResponse(getApiArtistsAudienceDetailsResponse, await res.json())
};