import {z} from 'zod'

export type WalletRegistrationMessageResponseApi = {domain: {chainId: number, version: string, name: string}, types: {EIP712Domain: Array<{type: string, name: string}>, WalletRegistration: Array<{type: string, name: string}>}, primaryType: 'WalletRegistration', message: {issuedAt: string, nonce: string, chainId: number, version: string, uri: string, statement: string, address: string, domain: string}};

export type CreateApiWalletsPublicWalletsArgs = {body: {address: string, signature: string, chainId: number, nickname: string, message: WalletRegistrationMessageResponseApi}};

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

export const errorResponse = z.object({error: z.string()});

export const createApiWalletsPublicWalletsResponse = z.union([z.object({address: z.string(), id: z.string()}), errorResponse]);

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
};

/**
 * Provide a signature and a wallet registration message to register a public wallet
 * 
 * POST /wallets/public-wallets
 */
export const createApiWalletsPublicWallets = async (args: CreateApiWalletsPublicWalletsArgs, options: CreateApiWalletsPublicWalletsOptions) => {
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 (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

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