import {z} from 'zod'

export type GetApiV2CalendarsCalendarEventEventUidArgs = {calendar: 'google', eventUid: string, Authorization: string};

export type GetApiV2CalendarsCalendarEventEventUidOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const calendarEventVideoLocation = z.object({type: z.literal("video"), url: z.string(), label: z.string().nullable().optional(), password: z.string().nullable().optional(), meetingCode: z.string().nullable().optional(), accessCode: z.string().nullable().optional()});

export const calendarEventPhoneLocation = z.object({type: z.literal("phone"), url: z.string(), label: z.string().nullable().optional(), pin: z.string().nullable().optional(), password: z.string().nullable().optional(), accessCode: z.string().nullable().optional(), regionCode: z.string().nullable().optional()});

export const calendarEventSipLocation = z.object({type: z.literal("sip"), url: z.string(), label: z.string().nullable().optional(), pin: z.string().nullable().optional(), password: z.string().nullable().optional()});

export const calendarEventMoreLocation = z.object({type: z.literal("more"), url: z.string(), label: z.string().nullable().optional()});

export const calendarEventResponseStatus = z.enum(["accepted", "pending", "declined", "needsAction"]);

export const calendarEventAttendee = z.object({email: z.string(), name: z.string().optional(), responseStatus: calendarEventResponseStatus.optional(), self: z.boolean().nullable().optional(), optional: z.boolean().nullable().optional(), host: z.boolean().nullable().optional()});

export const calendarEventStatus = z.enum(["accepted", "pending", "declined", "cancelled"]);

export const calendarEventHost = z.object({email: z.string(), name: z.string().nullable().optional(), responseStatus: calendarEventResponseStatus.optional()});

export const calendarEventOwner = z.object({email: z.string(), name: z.string().nullable().optional()});

export const calendarSource = z.enum(["google", "office365", "apple"]);

export const unifiedCalendarEventOutput = z.object({start: z.object({time: z.string().optional(), timeZone: z.string().optional()}), end: z.object({time: z.string().optional(), timeZone: z.string().optional()}), id: z.string(), title: z.string(), description: z.string().nullable().optional(), locations: z.array(z.discriminatedUnion("type", [calendarEventVideoLocation, calendarEventPhoneLocation, calendarEventSipLocation, calendarEventMoreLocation])).nullable().optional(), attendees: z.array(calendarEventAttendee).nullable().optional(), status: calendarEventStatus.optional(), hosts: z.array(calendarEventHost).nullable().optional(), calendarEventOwner: calendarEventOwner.nullable().optional(), source: calendarSource});

export const getUnifiedCalendarEventOutput = z.object({status: z.enum(["success", "error"]), data: unifiedCalendarEventOutput});

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 meeting details from calendar
 * 
 * GET /v2/calendars/{calendar}/event/{eventUid}
 */
export const getApiV2CalendarsCalendarEventEventUid = async (args: GetApiV2CalendarsCalendarEventEventUidArgs, options: GetApiV2CalendarsCalendarEventEventUidOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.Authorization != null) headers.set("Authorization", String(args.Authorization))

const url = `${baseUrl.replace(/\/+$/, '')}/v2/calendars/${encodeURIComponent(String(args.calendar))}/event/${encodeURIComponent(String(args.eventUid))}${query.size > 0 ? `?${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(getUnifiedCalendarEventOutput, await res.json())
};