import {z} from 'zod'

export type GetApiV1FlightsTripsTripIdArgs = {tripId: string, searchId: string, currency?: string | undefined, locale?: string | undefined, view?: ('default' | 'detail') | undefined};

export type GetApiV1FlightsTripsTripIdOptions = {baseUrl?: string | undefined, oauth2?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiV1FlightsTripsTripIdResponse = z.union([z.object({tripId: z.string(), featured: z.enum(["best_value", "cheapest", "cheapest_direct"]).optional(), stops: z.number(), durationMinutes: z.number(), outbound: z.object({from: z.string(), to: z.string(), departsAt: z.string(), arrivesAt: z.string(), durationMinutes: z.number(), stops: z.number(), airlines: z.array(z.string()), airlinesDetail: z.array(z.object({code: z.string(), name: z.string()})).optional(), operatingAirlines: z.array(z.object({code: z.string(), name: z.string()})).optional(), transportTypes: z.array(z.enum(["FLIGHT", "TRAIN", "BUS", "OTHER"])), segments: z.array(z.object({from: z.string(), to: z.string(), departsAt: z.string(), arrivesAt: z.string(), marketingCarrier: z.object({code: z.string(), name: z.string()}), operatingCarrier: z.object({code: z.string(), name: z.string()}).optional(), flightNumber: z.string(), transportType: z.enum(["FLIGHT", "TRAIN", "BUS", "OTHER"]), fromName: z.string().optional(), toName: z.string().optional(), fromStationType: z.enum(["airport", "bus_station", "train_station", "other"]).optional(), toStationType: z.enum(["airport", "bus_station", "train_station", "other"]).optional()})).optional()}), return: z.object({from: z.string(), to: z.string(), departsAt: z.string(), arrivesAt: z.string(), durationMinutes: z.number(), stops: z.number(), airlines: z.array(z.string()), airlinesDetail: z.array(z.object({code: z.string(), name: z.string()})).optional(), operatingAirlines: z.array(z.object({code: z.string(), name: z.string()})).optional(), transportTypes: z.array(z.enum(["FLIGHT", "TRAIN", "BUS", "OTHER"])), segments: z.array(z.object({from: z.string(), to: z.string(), departsAt: z.string(), arrivesAt: z.string(), marketingCarrier: z.object({code: z.string(), name: z.string()}), operatingCarrier: z.object({code: z.string(), name: z.string()}).optional(), flightNumber: z.string(), transportType: z.enum(["FLIGHT", "TRAIN", "BUS", "OTHER"]), fromName: z.string().optional(), toName: z.string().optional(), fromStationType: z.enum(["airport", "bus_station", "train_station", "other"]).optional(), toStationType: z.enum(["airport", "bus_station", "train_station", "other"]).optional()})).optional()}).optional(), fares: z.array(z.object({kind: z.enum(["wego", "airline", "partner"]), fareId: z.string(), providerCode: z.string(), providerName: z.string(), price: z.object({total: z.number(), totalUsd: z.number(), currency: z.string(), scope: z.literal("party"), includesFees: z.literal(true)}), refundable: z.boolean(), hasFareOptions: z.boolean(), handoffUrl: z.string()})), metadata: z.object({currencyCode: z.string(), currencyCodeSource: z.enum(["explicit", "default"]), locale: z.string(), localeSource: z.enum(["explicit", "default"])})}), z.object({tripId: z.string(), stops: z.number(), durationMinutes: z.number(), legs: z.array(z.object({direction: z.enum(["depart", "return"]), from: z.object({code: z.string(), name: z.string(), city: z.string().optional(), stationType: z.enum(["airport", "bus_station", "train_station", "other"]).optional()}), to: z.object({code: z.string(), name: z.string(), city: z.string().optional(), stationType: z.enum(["airport", "bus_station", "train_station", "other"]).optional()}), departsAt: z.string(), arrivesAt: z.string(), arrivalDayOffset: z.number(), overnight: z.boolean(), durationMinutes: z.number(), stops: z.number(), layoverMinutes: z.number().optional(), segments: z.array(z.object({from: z.object({code: z.string(), name: z.string(), city: z.string().optional(), stationType: z.enum(["airport", "bus_station", "train_station", "other"]).optional()}), to: z.object({code: z.string(), name: z.string(), city: z.string().optional(), stationType: z.enum(["airport", "bus_station", "train_station", "other"]).optional()}), departsAt: z.string(), arrivesAt: z.string(), durationMinutes: z.number(), airline: z.object({code: z.string(), name: z.string(), logoUrl: z.string()}), operatedBy: z.string().optional(), flightNumber: z.string(), aircraft: z.string(), transportType: z.enum(["FLIGHT", "TRAIN", "BUS", "OTHER"]), cabin: z.string(), amenities: z.object({wifi: z.object({text: z.string(), exists: z.boolean(), free: z.boolean()}).optional(), power: z.object({text: z.string(), exists: z.boolean(), free: z.boolean()}).optional(), entertainment: z.object({text: z.string(), exists: z.boolean(), free: z.boolean()}).optional(), meal: z.object({text: z.string(), exists: z.boolean(), free: z.boolean()}).optional()}).optional(), seat: z.object({pitch: z.string().optional(), layout: z.string().optional()}).optional()}))})), fares: z.array(z.object({kind: z.enum(["wego", "airline", "partner"]), fareId: z.string(), provider: z.object({code: z.string(), name: z.string(), logoUrl: z.string(), color: z.string().optional()}), price: z.object({total: z.number(), totalUsd: z.number(), currency: z.string(), includesTaxesAndFees: z.boolean()}), baggage: z.object({cabin: z.string().optional(), checked: z.string().optional()}).optional(), refundable: z.boolean(), hasFareOptions: z.boolean(), handoffUrl: z.string()})), metadata: z.object({currencyCode: z.string(), currencyCodeSource: z.enum(["explicit", "default"]), locale: z.string(), localeSource: z.enum(["explicit", "default"])})})]);

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
};

/**
 * Open one flight trip
 * 
 * GET /v1/flights/trips/{tripId}
 * 
 * Also accepts auth: bearerAuth
 */
export const getApiV1FlightsTripsTripId = async (args: GetApiV1FlightsTripsTripIdArgs, options?: GetApiV1FlightsTripsTripIdOptions) => {
const {baseUrl = "https://api.wego.com", fetch: fetchFn = fetch, oauth2} = options ?? {}

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

if (args.searchId != null) query.append("searchId", String(args.searchId))
if (args.currency != null) query.append("currency", String(args.currency))
if (args.locale != null) query.append("locale", String(args.locale))
if (args.view != null) query.append("view", String(args.view))
if (oauth2 !== undefined) headers.set('authorization', `Bearer ${oauth2}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/flights/trips/${encodeURIComponent(String(args.tripId))}${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(getApiV1FlightsTripsTripIdResponse, await res.json())
};