import {z} from 'zod'

export type GetApiPartyInteractionIdArgs = {id: string, requestType?: string | undefined, systemId?: string | undefined, transactionId?: string | undefined, 'x-country-code'?: string | undefined};

export type GetApiPartyInteractionIdOptions = {baseUrl?: string | undefined, OAuth2?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiPartyInteractionIdResponse = z.object({id: z.string().optional(), status: z.string().optional(), interactionDate: z.object({startDateTime: z.string().optional()}).optional(), statusChangeDate: z.string().optional(), relatedParty: z.array(z.object({role: z.string().optional(), id: z.string().optional(), "@referredType": z.string().optional(), "@schemaLocation": z.string().optional(), href: z.string().optional(), name: z.string().optional(), engagedParty: z.object({id: z.string().optional(), "@referredType": z.string().optional(), "@schemaLocation": z.string().optional(), href: z.string().optional()}).optional(), partyOrPartyRole: z.object({id: z.string().optional(), name: z.string().optional(), "@type": z.string().optional(), "@referredType": z.string().optional(), href: z.string().optional()}).optional()})).optional(), note: z.array(z.object({id: z.string().optional(), text: z.string().optional()})).optional(), externalIdentifier: z.array(z.object({id: z.string().optional(), owner: z.string().optional(), externalIdentifierType: z.string().optional()})).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
};

/**
 * Retrieve PartyInteraction (Get Conversation Status)
 * 
 * GET /partyInteraction/{id}
 */
export const getApiPartyInteractionId = async (args: GetApiPartyInteractionIdArgs, options?: GetApiPartyInteractionIdOptions) => {
const {baseUrl = "https://api.mtn.com/v1", fetch: fetchFn = fetch, OAuth2} = options ?? {}

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

if (args.requestType != null) headers.set("requestType", String(args.requestType))
if (args.systemId != null) headers.set("systemId", String(args.systemId))
if (args.transactionId != null) headers.set("transactionId", String(args.transactionId))
if (args['x-country-code'] != null) headers.set("x-country-code", String(args['x-country-code']))
if (OAuth2 !== undefined) headers.set('authorization', `Bearer ${OAuth2}`)

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