import {z} from 'zod'

export type CreateApiQuestionnairesAu1Args = {body: string};

export type CreateApiQuestionnairesAu1Options = {baseUrl: string, fetch?: typeof fetch | undefined};

export const timestamp = z.object({date: z.number().int().optional(), day: z.number().int().optional(), hours: z.number().int().optional(), minutes: z.number().int().optional(), month: z.number().int().optional(), nanos: z.number().int().optional(), seconds: z.number().int().optional(), time: z.number().int().optional(), timezoneOffset: z.number().int().optional(), year: z.number().int().optional()});

export const serviceCredential = z.object({acts: z.string().optional(), additionalPresentations: z.number().int().optional(), claims: z.object({}).optional(), correlationId: z.string().optional(), credentialTypeHref: z.string().optional(), detUTCOffsetMinutes: z.number().int().optional(), displayEndTime: timestamp.optional(), displayStartTime: timestamp.optional(), dstUTCOffsetMinutes: z.number().int().optional(), expiringDtm: timestamp.optional(), extId: z.string().optional(), notBeforeDtm: timestamp.optional(), note: z.string().optional(), notifyOfExpiryDtm: timestamp.optional(), optionalInfo: z.record(z.string(), z.string()).optional(), personInfo: z.object({}).optional(), sensitiveInfo: z.record(z.string(), z.string()).optional(), status: z.string().optional(), subject: z.string().optional(), types: z.array(z.string()).optional()});

export const serviceCredentialResult = z.object({credential: serviceCredential.optional(), credentialDescription: z.string().optional(), message: z.string().optional(), result: z.enum(["CREDENTIAL_ISSUED", "CREDENTIAL_NOT_ISSUED", "ERROR", "INFO"]).optional()});

export const verificationServiceResponse = z.object({correlationId: z.string().optional(), credentialResults: z.array(serviceCredentialResult).optional(), message: z.string().optional(), result: z.enum(["ALL_CREDENTIALS_ISSUED", "CREDENTIALS_NOT_ISSUED", "FAILURE", "SOME_CREDENTIALS_ISSUED"]).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
};

/**
 * Verify the answers to the Anderson University Questionnaire 
 * 
 * POST /questionnaires/au1
 */
export const createApiQuestionnairesAu1 = async (args: CreateApiQuestionnairesAu1Args, options: CreateApiQuestionnairesAu1Options) => {
const {baseUrl, 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 = `${baseUrl.replace(/\/+$/, '')}/questionnaires/au1${query.size > 0 ? `?${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(verificationServiceResponse, await res.json())
};