import {z} from 'zod'

export type ChainName = string;

export type GetApiV1ChainsChainNameCollectionsContractAddressArgs = {contract_address: string, chain_name: ChainName};

export type GetApiV1ChainsChainNameCollectionsContractAddressOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const chain = z.object({id: z.string(), name: z.string()});

export const collectionContractType = z.enum(["ERC721", "ERC1155"]);

export const assetVerificationStatus = z.enum(["verified", "unverified", "spam", "inactive"]);

export const collection = z.object({chain: chain, name: z.string().nullable(), symbol: z.string().nullable(), contract_type: collectionContractType, contract_address: z.string(), description: z.string().nullable(), image: z.string().nullable(), external_link: z.string().nullable(), contract_uri: z.string().nullable().optional(), base_uri: z.string().nullable(), verification_status: assetVerificationStatus, indexed_at: z.string(), updated_at: z.string(), metadata_synced_at: z.string().nullable()});

export const getCollectionResult = z.object({result: collection});

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 collection by contract address
 * 
 * GET /v1/chains/{chain_name}/collections/{contract_address}
 */
export const getApiV1ChainsChainNameCollectionsContractAddress = async (args: GetApiV1ChainsChainNameCollectionsContractAddressArgs, options?: GetApiV1ChainsChainNameCollectionsContractAddressOptions) => {
const {baseUrl = "https://api.sandbox.immutable.com", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/v1/chains/${encodeURIComponent(String(args.chain_name))}/collections/${encodeURIComponent(String(args.contract_address))}${query.size > 0 ? `?${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(getCollectionResult, await res.json())
};