import {z} from 'zod'

export type PortfolioType = 'custody' | 'trading-vault' | 'trading' | 'external' | 'clearloop';

export type GetApiWalletsArgs = {portfolioId?: string | undefined, currencies?: Array<string> | undefined, mainCurrency?: string | undefined, portfolioTypes?: Array<PortfolioType> | undefined, excludedPortfolioTypes?: Array<PortfolioType> | undefined, nonEmpty?: boolean | undefined, limit?: string | undefined, offset?: string | undefined};

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

export const walletExtra = z.object({externalAccountId: z.string().optional()});

export const portfolioType = z.enum(["custody", "trading-vault", "trading", "external", "clearloop"]);

export const wallet = z.object({available: z.string().optional(), balance: z.string().optional(), createdAt: z.string().optional(), currency: z.string(), extra: walletExtra.optional(), locked: z.string().optional(), mainCurrency: z.string().optional(), organizationId: z.string().optional(), portfolioId: z.string(), portfolioType: portfolioType.optional(), reserve: z.string().optional(), stakeBalance: z.string().optional(), totalBalance: z.string().optional(), updatedAt: z.string().optional(), walletId: z.string()});

export const wallets = z.object({wallets: z.array(wallet)});

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 Wallets
 * 
 * GET /wallets
 */
export const getApiWallets = async (args: GetApiWalletsArgs, options?: GetApiWalletsOptions) => {
const {baseUrl = "https://api.copper.co/platform", fetch: fetchFn = fetch} = options ?? {}

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

if (args.portfolioId != null) query.append("portfolioId", String(args.portfolioId))
for (const item of args.currencies ?? []) query.append("currencies", String(item))
if (args.mainCurrency != null) query.append("mainCurrency", String(args.mainCurrency))
for (const item of args.portfolioTypes ?? []) query.append("portfolioTypes", String(item))
for (const item of args.excludedPortfolioTypes ?? []) query.append("excludedPortfolioTypes", String(item))
if (args.nonEmpty != null) query.append("nonEmpty", String(args.nonEmpty))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))

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