import {z} from 'zod'

export type Parameter = {name: string, description?: string | undefined, internalType?: string | undefined, type: string, components?: Array<Parameter> | undefined};

export type AbiFunction = {name?: string | undefined, stateMutability?: ('pure' | 'view' | 'nonpayable' | 'payable') | undefined, type: 'constructor' | 'function' | 'error' | 'event' | 'receive' | 'fallback', inputs?: Array<Parameter> | undefined, outputs?: Array<Parameter> | undefined, description?: string | undefined};

export type AddAbiRequestDto = {contractAddress: string, baseAssetId: string, abi: Array<AbiFunction>, name?: string | undefined};

export type CreateApiTokenizationContractsAbiArgs = {'Idempotency-Key'?: string | undefined, body: AddAbiRequestDto};

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

export const parameter: z.ZodType<Parameter> = z.object({name: z.string(), description: z.string().optional(), internalType: z.string().optional(), type: z.string(), components: z.array(z.lazy(() => parameter)).optional()});

export const abiFunction = z.object({name: z.string().optional(), stateMutability: z.enum(["pure", "view", "nonpayable", "payable"]).optional(), type: z.enum(["constructor", "function", "error", "event", "receive", "fallback"]), inputs: z.array(parameter).optional(), outputs: z.array(parameter).optional(), description: z.string().optional()});

export const contractWithAbiDto = z.object({contractAddress: z.string(), baseAssetId: z.string(), name: z.string(), abi: z.array(abiFunction), isProxy: z.boolean().optional(), implementation: z.string().optional(), isPublic: z.boolean()});

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
};

/**
 * Save contract ABI
 * 
 * POST /tokenization/contracts/abi
 */
export const createApiTokenizationContractsAbi = async (args: CreateApiTokenizationContractsAbiArgs, options?: CreateApiTokenizationContractsAbiOptions) => {
const {baseUrl = "https://api.fireblocks.io/v1", fetch: fetchFn = fetch} = options ?? {}

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

if (args['Idempotency-Key'] != null) headers.set("Idempotency-Key", String(args['Idempotency-Key']))

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