import {z} from 'zod'

export type GetApiV5PersonsPersonIdJourneysJourneyIdArgs = {person_id: string, journey_id: string};

export type GetApiV5PersonsPersonIdJourneysJourneyIdOptions = {baseUrl?: string | undefined, HEADER?: string | undefined, fetch?: typeof fetch | undefined};

export const zonedDateTime = z.string();

export const personJourneyDataResponse = z.object({id: z.string().optional(), name: z.string().optional(), scope: z.enum(["CLIENT", "PRIVATE", "PUBLIC"]).optional(), value: z.object({}).optional()});

export const journeyKey = z.object({name: z.string().optional(), value: z.string().optional()});

export const personJourneyResponse = z.object({campaign_id: z.string(), container: z.string(), created_date: zonedDateTime, data: z.record(z.string(), personJourneyDataResponse), id: z.string(), key: journeyKey, name: z.string(), program: z.string(), updated_date: zonedDateTime});

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 a person journey
 * 
 * GET /v5/persons/{person_id}/journeys/{journey_id}
 * 
 * Also accepts auth: QUERY, COOKIE
 */
export const getApiV5PersonsPersonIdJourneysJourneyId = async (args: GetApiV5PersonsPersonIdJourneysJourneyIdArgs, options?: GetApiV5PersonsPersonIdJourneysJourneyIdOptions) => {
const {baseUrl = "https://api.extole.io", fetch: fetchFn = fetch, HEADER} = options ?? {}

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

if (HEADER !== undefined) headers.set("Authorization", HEADER)

const url = `${baseUrl.replace(/\/+$/, '')}/v5/persons/${encodeURIComponent(String(args.person_id))}/journeys/${encodeURIComponent(String(args.journey_id))}${query.size > 0 ? `?${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(personJourneyResponse, await res.json())
};