import {z} from 'zod'

export type Genre = string;

export type Mood = 'Peaceful' | 'Romantic' | 'Sentimental' | 'Tender' | 'Easygoing' | 'Yearning' | 'Sophisticated' | 'Sensual' | 'Cool' | 'Gritty' | 'Melancholy' | 'Serious' | 'Brooding' | 'Fiery' | 'Defiant' | 'Aggressive' | 'Rowdy' | 'Excited' | 'Energizing' | 'Empowering' | 'Stirring' | 'Upbeat' | 'Other';

export type PlaylistAddedTimestamp = {metadata_timestamp?: number | undefined, timestamp: number, track_id: string};

export type TipGate = {tip_user_id: number};

export type FollowGate = {follow_user_id: number};

export type PaymentSplit = {user_id: number, percentage: number};

export type UsdcGate = {price: number, splits: Array<PaymentSplit>};

export type PurchaseGate = {usdc_purchase: UsdcGate};

export type ExtendedTokenGate = {token_mint: string, token_amount: number};

export type TokenGate = {token_gate: ExtendedTokenGate};

export type AccessGate = TipGate | FollowGate | PurchaseGate | TokenGate;

export type DdexResourceContributor = {name: string, roles: Array<string>, sequence_number?: number | undefined};

export type DdexCopyright = {year: string, text: string};

export type CreatePlaylistRequestBody = {playlist_id?: string | undefined, playlist_name: string, description?: string | undefined, is_private?: boolean | undefined, is_album?: boolean | undefined, genre?: Genre | undefined, mood?: Mood | undefined, tags?: string | undefined, license?: string | undefined, upc?: string | undefined, release_date?: string | undefined, playlist_image_sizes_multihash?: string | undefined, playlist_contents?: Array<PlaylistAddedTimestamp> | undefined, is_stream_gated?: (boolean | null) | undefined, is_scheduled_release?: (boolean | null) | undefined, stream_conditions?: (AccessGate | null) | undefined, ddex_app?: string | undefined, ddex_release_ids?: ({[key: string]: string} | null) | undefined, artists?: (Array<DdexResourceContributor> | null) | undefined, copyright_line?: (DdexCopyright | null) | undefined, producer_copyright_line?: (DdexCopyright | null) | undefined, parental_warning_type?: (string | null) | undefined, is_image_autogenerated?: (boolean | null) | undefined};

export type CreateApiPlaylistsArgs = {user_id: string, body: CreatePlaylistRequestBody};

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

export const createPlaylistResponse = z.object({transaction_hash: z.string().optional(), block_hash: z.string().optional(), block_number: z.number().int().optional(), playlist_id: 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
};

/**
 * Creates a new playlist or album
 * 
 * POST /playlists
 * 
 * Also accepts auth: BasicAuth, OAuth2
 */
export const createApiPlaylists = async (args: CreateApiPlaylistsArgs, options: CreateApiPlaylistsOptions) => {
const {baseUrl, 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 (args.user_id != null) query.append("user_id", String(args.user_id))
if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)

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