import {z} from 'zod'

export type GetApiApiSearchArgs = {q: string, limit?: number | undefined, offset?: number | undefined, type?: ('all' | 'artists' | 'tracks' | 'playlists' | 'curators' | 'albums' | 'stations' | 'cities' | 'songwriters') | undefined, beta?: boolean | undefined, platforms?: (Array<'cm' | 'spotify' | 'itunes' | 'applemusic' | 'deezer' | 'amazon' | 'youtube' | 'tidal' | 'soundcloud' | 'acr'>) | undefined, triggerCitiesOnly?: boolean | undefined};

export type GetApiApiSearchOptions = {baseUrl?: string | undefined, BearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiApiSearchResponse = z.object({obj: z.object({artists: z.array(z.object({id: z.number().int().gte(0).lte(2147483647), name: z.string(), image_url: z.string().nullable().optional(), isni: z.string().nullable().optional(), sp_followers: z.number().int().gte(0).nullable().optional(), sp_monthly_listeners: z.number().int().gte(0).nullable().optional(), cm_artist_score: z.number().nullable().optional()})), playlists: z.object({spotify: z.array(z.object({id: z.number().int().gte(0).lte(2147483647), name: z.string(), image_url: z.string().nullable().optional(), owner_name: z.string().nullable().optional()})), applemusic: z.array(z.object({id: z.number().int().gte(0).lte(2147483647), name: z.string(), image_url: z.string().nullable().optional(), owner_name: z.string().nullable().optional()})), deezer: z.array(z.object({id: z.union([z.string(), z.number().int().gte(0).lte(2147483647)]), name: z.string(), image_url: z.string().nullable().optional(), owner_name: z.string().nullable().optional()})), amazon: z.array(z.object({id: z.union([z.string(), z.number().int().gte(0).lte(2147483647)]), name: z.string(), image_url: z.string().nullable().optional(), owner_name: z.string().nullable().optional()})), youtube: z.array(z.object({id: z.string(), name: z.string(), image_url: z.string().nullable().optional()})), soundcloud: z.array(z.unknown())}), tracks: z.array(z.object({id: z.union([z.string(), z.number()]), name: z.string(), image_url: z.string().nullable().optional(), isrc: z.string().nullable().optional(), artist_names: z.array(z.string())})), curators: z.object({spotify: z.array(z.object({id: z.number().int().gte(0).lte(2147483647), name: z.string().nullable().optional(), image_url: z.string().nullable().optional()})), applemusic: z.array(z.object({id: z.number().int().gte(0).lte(2147483647), name: z.string().nullable().optional(), image_url: z.string().nullable().optional()})), deezer: z.array(z.object({id: z.union([z.string(), z.number().int().gte(0).lte(2147483647)]), name: z.string().nullable().optional(), image_url: z.string().nullable().optional()})), amazon: z.array(z.unknown()), youtube: z.array(z.unknown())}), albums: z.array(z.object({id: z.number().int().gte(0).lte(2147483647), name: z.string(), image_url: z.string().nullable().optional(), label: z.string().nullable().optional()})), stations: z.array(z.object({id: z.number().int().gte(0).lte(2147483647), name: z.string(), genre: z.string().nullable().optional(), image_url: z.string().nullable().optional(), station_city: z.string().nullable().optional(), country: z.string().nullable().optional()})), labels: z.array(z.unknown()), cities: z.array(z.object({id: z.number().int().gte(0).lte(2147483647), name: z.string(), name_ascii: z.string().nullable().optional(), population: z.number().nullable().optional(), country: z.string().nullable().optional(), code2: z.string().min(2).max(2).nullable().optional(), province: z.string().nullable().optional(), trigger_city: z.boolean().optional()})), countries: z.array(z.unknown()).optional(), songwriters: z.array(z.object({name: z.string().nullable().optional(), doc_id: z.number().int().gte(0).lte(2147483647), artistName: z.string().nullable().optional(), image_url: z.string().nullable().optional()})), genres: z.array(z.unknown()), festivals: z.array(z.unknown())})});

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
};

/**
 * Chartmetric Search
 * 
 * GET /api/search
 */
export const getApiApiSearch = async (args: GetApiApiSearchArgs, options?: GetApiApiSearchOptions) => {
const {baseUrl = "https://api.chartmetric.com", fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

if (args.q != null) query.append("q", String(args.q))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
if (args.type != null) query.append("type", String(args.type))
if (args.beta != null) query.append("beta", String(args.beta))
for (const item of args.platforms ?? []) query.append("platforms", String(item))
if (args.triggerCitiesOnly != null) query.append("triggerCitiesOnly", String(args.triggerCitiesOnly))
if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/search${query.size > 0 ? `?${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(getApiApiSearchResponse, await res.json())
};