import {z} from 'zod'

export type TravelRuleProvider = 'CODE' | 'GTR' | 'MY_OWN' | 'NOTABENE' | 'SYGNA' | 'SUMSUB' | 'TRISA' | 'TRUST' | 'TWENTY_ONE_ANALYTICS' | 'VERIFY_VASP';

export type RegisterLegalEntityRequest = {lei: string, travelRuleProviders?: Array<TravelRuleProvider> | undefined, travelRuleContactEmail?: string | undefined};

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

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

export const leiStatus = z.enum(["PENDING", "APPROVED", "DENIED", "REVOKED"]);

export const travelRuleProvider = z.enum(["CODE", "GTR", "MY_OWN", "NOTABENE", "SYGNA", "SUMSUB", "TRISA", "TRUST", "TWENTY_ONE_ANALYTICS", "VERIFY_VASP"]);

export const gleifOtherLegalEntityName = z.object({name: z.string(), language: z.string()});

export const gleifData = z.object({lei: z.string(), legalName: z.string(), legalNameLanguage: z.string().min(2).max(2).optional(), otherNames: z.array(gleifOtherLegalEntityName).optional(), legalAddressRegion: z.string().optional(), legalAddressCountry: z.string(), nextRenewalDate: z.string().optional()});

export const legalEntityRegistration = z.object({id: z.string(), lei: z.string(), status: leiStatus, isDefault: z.boolean(), travelRuleProviders: z.array(travelRuleProvider), travelRuleContactEmail: z.string().optional(), gleifData: gleifData.optional(), createdAt: z.string(), updatedAt: 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
};

/**
 * Register a new legal entity
 * 
 * POST /legal_entities
 */
export const createApiLegalEntities = async (args: CreateApiLegalEntitiesArgs, options?: CreateApiLegalEntitiesOptions) => {
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 = `${baseUrl.replace(/\/+$/, '')}/legal_entities${query.size > 0 ? `?${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(legalEntityRegistration, await res.json())
};