import {z} from 'zod'

export type GetApiCheckAddressArgs = {address: string};

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

export const outputTokenRuleMatch = z.object({chain: z.string().optional(), token: z.string().min(1).optional(), symbol: z.string().optional()});

export const outputTokenRule = z.object({match: outputTokenRuleMatch, outputToken: z.string().min(1)});

export const checkResponse = z.object({isRegistered: z.boolean(), targetChain: z.string().optional(), targetToken: z.string().optional(), recipient: z.string().optional(), sourceChains: z.array(z.string()).optional(), outputTokenRules: z.array(outputTokenRule).optional(), rejectUnmapped: z.boolean().optional(), sources: z.array(z.object({chain: z.string(), depositAddress: 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
};

/**
 * Check account registration
 * 
 * GET /check/{address}
 */
export const getApiCheckAddress = async (args: GetApiCheckAddressArgs, options?: GetApiCheckAddressOptions) => {
const {baseUrl = "https://v1.orchestrator.rhinestone.dev/deposit-processor", fetch: fetchFn = fetch} = options ?? {}

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

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