import {z} from 'zod'

export type Address = unknown;

export type U64 = unknown;

export type StateKeyWrapper = string;

export type GetApiAccountsAddressModulesArgs = {address: Address, ledger_version?: U64 | undefined, start?: StateKeyWrapper | undefined, limit?: number | undefined};

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

export const hexEncodedBytes = z.string();

export const address = z.string();

export const identifierWrapper = z.string();

export const moveModuleId = z.string();

export const moveFunctionVisibility = z.enum(["private", "public", "friend"]);

export const moveAbility = z.string();

export const moveFunctionGenericTypeParam = z.object({constraints: z.array(moveAbility)});

export const moveType = z.string();

export const moveFunction = z.object({name: identifierWrapper, visibility: moveFunctionVisibility, is_entry: z.boolean(), is_view: z.boolean(), generic_type_params: z.array(moveFunctionGenericTypeParam), params: z.array(moveType), return: z.array(moveType)});

export const moveStructGenericTypeParam = z.object({constraints: z.array(moveAbility)});

export const moveStructField = z.object({name: identifierWrapper, type: moveType});

export const moveStruct = z.object({name: identifierWrapper, is_native: z.boolean(), is_event: z.boolean(), abilities: z.array(moveAbility), generic_type_params: z.array(moveStructGenericTypeParam), fields: z.array(moveStructField)});

export const moveModule = z.object({address: address, name: identifierWrapper, friends: z.array(moveModuleId), exposed_functions: z.array(moveFunction), structs: z.array(moveStruct)});

export const moveModuleBytecode = z.object({bytecode: hexEncodedBytes, abi: moveModule.optional()});

export const getApiAccountsAddressModulesResponse = z.array(moveModuleBytecode);

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 account modules
 * 
 * GET /accounts/{address}/modules
 */
export const getApiAccountsAddressModules = async (args: GetApiAccountsAddressModulesArgs, options: GetApiAccountsAddressModulesOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.ledger_version != null) query.append("ledger_version", String(args.ledger_version))
if (args.start != null) query.append("start", String(args.start))
if (args.limit != null) query.append("limit", String(args.limit))

const url = `${baseUrl.replace(/\/+$/, '')}/accounts/${encodeURIComponent(String(args.address))}/modules${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(getApiAccountsAddressModulesResponse, await res.json())
};