import {z} from 'zod'

export type DID = unknown;

export type CreateApiEntitiesEntityDIDFlowCustomersArgs = {entityDID: DID, body: {customerDid: string, customerType: 'natural_person' | 'legal_person', profileData: {naturalPerson: {name: {nameIdentifier?: (Array<{primaryIdentifier: string, secondaryIdentifier?: string | undefined, naturalPersonNameIdentifierType: string}>) | undefined}, geographicAddress?: Array<Record<string, never>> | undefined, nationalIdentification?: Record<string, never> | undefined, dateAndPlaceOfBirth?: Record<string, never> | undefined, countryOfResidence?: string | undefined}} | {legalPerson: {name: {nameIdentifier?: Array<{legalPersonName: string, legalPersonNameIdentifierType: string}> | undefined}, nationalIdentification: {nationalIdentifier: string, nationalIdentifierType: string, countryOfIssue?: string | undefined, registrationAuthority?: string | undefined}, geographicAddress?: Array<Record<string, never>> | undefined}}, verificationStatus?: ('pending' | 'verified' | 'rejected' | 'expired') | undefined, verificationLevel?: ('basic' | 'enhanced' | 'premium') | undefined}};

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

export const createApiEntitiesEntityDIDFlowCustomersResponse = z.object({customerDid: z.string().optional(), entityDid: z.string().optional(), customerType: z.enum(["natural_person", "legal_person"]).optional(), profileData: z.object({}).optional(), verificationStatus: z.enum(["pending", "verified", "rejected", "expired"]).optional(), verificationLevel: z.enum(["basic", "enhanced", "premium"]).optional(), verifiedAt: z.string().optional(), verificationExpiresAt: z.string().optional(), createdAt: z.string().optional(), updatedAt: z.string().optional()});

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
};

/**
 * Create a new customer for Flow workflows
 * 
 * POST /entities/{entityDID}/flow/customers
 */
export const createApiEntitiesEntityDIDFlowCustomers = async (args: CreateApiEntitiesEntityDIDFlowCustomersArgs, options?: CreateApiEntitiesEntityDIDFlowCustomersOptions) => {
const {baseUrl = "https://api.eu1.notabene.id", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/entities/${encodeURIComponent(String(args.entityDID))}/flow/customers${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(createApiEntitiesEntityDIDFlowCustomersResponse, await res.json())
};