import {z} from 'zod'

export type BulkReverseQueryParams = {addresses: Array<string>};

export type CreateApiReverseQueryArgs = {resolution?: ({data?: Array<string> | undefined}) | undefined, owners?: ({data?: Array<string> | undefined}) | undefined, tlds?: ({data?: (Array<'x' | 'polygon' | 'nft' | 'crypto' | 'blockchain' | 'bitcoin' | 'dao' | '888' | 'wallet' | 'binanceus' | 'hi' | 'klever' | 'kresus' | 'anime' | 'manga' | 'go' | 'zil' | 'eth'>) | undefined}) | undefined, sortBy?: string | undefined, sortDirection?: string | undefined, startingAfter?: string | undefined, perPage?: number | undefined, body: BulkReverseQueryParams};

export type CreateApiReverseQueryOptions = {baseUrl?: string | undefined, apiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const domainMetadata = z.object({resolver: z.string().optional(), blockchain: z.string().optional(), networkId: z.union([z.literal(1), z.literal(5), z.literal(137), z.literal(1337), z.literal(80001)]).optional(), registry: z.string().optional(), type: z.enum(["Uns", "Zilliqa", "Ens"]), customMeta: z.object({}).optional(), domain: z.string(), namehash: z.string().optional(), tokenId: z.string().optional(), owner: z.string().optional(), reverse: z.boolean()});

export const domainResponse = z.object({meta: domainMetadata, records: z.object({})});

export const bulkReverseQueryResponse = z.object({data: z.array(domainResponse), meta: z.object({}).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 reverses
 * 
 * POST /reverse/query
 */
export const createApiReverseQuery = async (args: CreateApiReverseQueryArgs, options?: CreateApiReverseQueryOptions) => {
const {baseUrl = "https://api.unstoppabledomains.com/resolve", fetch: fetchFn = fetch, apiKeyAuth} = options ?? {}

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

if (args.resolution != null) query.append("resolution", JSON.stringify(args.resolution))
if (args.owners != null) query.append("owners", JSON.stringify(args.owners))
if (args.tlds != null) query.append("tlds", JSON.stringify(args.tlds))
if (args.sortBy != null) query.append("sortBy", String(args.sortBy))
if (args.sortDirection != null) query.append("sortDirection", String(args.sortDirection))
if (args.startingAfter != null) query.append("startingAfter", String(args.startingAfter))
if (args.perPage != null) query.append("perPage", String(args.perPage))
if (apiKeyAuth !== undefined) headers.set('authorization', `Bearer ${apiKeyAuth}`)

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