import {z} from 'zod'

export type Id = string;

export type KeyShareSource = 'user' | 'backup' | 'bitgo';

export type SignatureShare = {from: KeyShareSource, to: KeyShareSource, share: string};

export type CreateSignatureShareRequest = {signatureShare?: SignatureShare | undefined, signatureShares?: Array<SignatureShare> | undefined, signerShare?: string | undefined, userPublicGpgKey?: string | undefined, attestation?: ({signature?: string | undefined, credentialId?: string | undefined, clientDataJSON?: string | undefined, authenticatorData?: string | undefined}) | undefined};

export type CreateApiApiV2WalletWalletIdTxrequestsIdTransactionsTransactionIdxSignaturesharesArgs = {walletId: Id, id: Id, transactionIdx: string, body: CreateSignatureShareRequest};

export type CreateApiApiV2WalletWalletIdTxrequestsIdTransactionsTransactionIdxSignaturesharesOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const keyShareSource = z.enum(["user", "backup", "bitgo"]);

export const signatureShare = z.object({from: keyShareSource, to: keyShareSource, share: z.string()});

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
};

/**
 * Create a signature share for a transaction on a transaction request
 * 
 * POST /api/v2/wallet/{walletId}/txrequests/{id}/transactions/{transactionIdx}/signatureshares
 */
export const createApiApiV2WalletWalletIdTxrequestsIdTransactionsTransactionIdxSignatureshares = async (args: CreateApiApiV2WalletWalletIdTxrequestsIdTransactionsTransactionIdxSignaturesharesArgs, options: CreateApiApiV2WalletWalletIdTxrequestsIdTransactionsTransactionIdxSignaturesharesOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v2/wallet/${encodeURIComponent(String(args.walletId))}/txrequests/${encodeURIComponent(String(args.id))}/transactions/${encodeURIComponent(String(args.transactionIdx))}/signatureshares${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(signatureShare, await res.json())
};