import {z} from 'zod'

export type NamePrivileged = string;

export type NameBasic = string;

export type NameBid = string;

export type NameCatchAll = string;

export type Name = NamePrivileged | NameBasic | NameBid | NameCatchAll;

export type CreateApiGetAccountArgs = {body: {account_name: Name}};

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

export const namePrivileged = z.string();

export const nameBasic = z.string();

export const nameBid = z.string();

export const nameCatchAll = z.string();

export const name = z.union([namePrivileged, nameBasic, nameBid, nameCatchAll]);

export const dateTimeSeconds = z.string();

export const symbol = z.string();

export const refundRequest = z.object({owner: name, request_time: z.string(), net_amount: symbol, cpu_amount: symbol}).nullable();

export const wholeNumber = z.union([z.string(), z.number().int()]);

export const resourceLimits = z.object({max: wholeNumber, available: wholeNumber, used: wholeNumber});

export const resourceOverview = z.object({owner: name, ram_bytes: wholeNumber, net_weight: symbol, cpu_weight: symbol});

export const resourceDelegation = z.object({from: name, to: name, net_weight: symbol, cpu_weight: symbol}).nullable();

export const wait = z.object({wait_sec: z.number().int(), weight: z.number().int()});

export const publicKey = z.string();

export const keyAuthority = z.object({key: publicKey, weight: z.number().int()});

export const authority = z.object({actor: name, permission: name});

export const accountAuthority = z.object({weight: z.number().int(), permission: authority});

export const requiredAuthority = z.object({waits: z.array(wait), keys: z.array(keyAuthority), threshold: z.number().int(), accounts: z.array(accountAuthority)});

export const permission = z.object({parent: z.string(), perm_name: z.string(), required_auth: requiredAuthority});

export const emptyString = z.string();

export const voterInfo = z.object({owner: name, proxy: z.union([name, emptyString]), producers: z.array(name), staked: wholeNumber, last_vote_weight: z.string(), proxied_vote_weight: z.string(), is_proxy: z.number().int(), flags1: z.number().int(), reserved2: z.number().int(), reserved3: symbol}).nullable();

export const account = z.object({account_name: name, head_block_num: z.number().int(), head_block_time: dateTimeSeconds, last_code_update: dateTimeSeconds, created: dateTimeSeconds, refund_request: refundRequest, ram_quota: wholeNumber, net_limit: resourceLimits, cpu_limit: resourceLimits, total_resources: resourceOverview, core_liquid_balance: symbol, self_delegated_bandwidth: resourceDelegation, net_weight: wholeNumber, cpu_weight: wholeNumber, ram_usage: wholeNumber, privileged: z.boolean(), permissions: z.array(permission), voter_info: voterInfo});

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
};

/**
 * Returns an object containing various details about a specific account on the blockchain.
 * 
 * POST /get_account
 */
export const createApiGetAccount = async (args: CreateApiGetAccountArgs, options?: CreateApiGetAccountOptions) => {
const {baseUrl = "https://wax.greymass.com/v1/chain", 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 = `${baseUrl.replace(/\/+$/, '')}/get_account${query.size > 0 ? `?${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(account, await res.json())
};