import {z} from 'zod'

export type Issue = {status?: number | undefined, code?: number | undefined, title?: string | undefined, detail?: string | undefined, source?: ({pointer?: string | undefined, parameter?: string | undefined, example?: string | undefined}) | undefined};

export type CollectionLinks = {self?: string | undefined, next?: string | undefined, previous?: string | undefined, last?: string | undefined, first?: string | undefined, up?: string | undefined};

export type CollectionMeta = {count?: number | undefined, links?: CollectionLinks | undefined, oneWayCombinations?: (Array<{originDestinationId?: string | undefined, flightOfferIds?: Array<string> | undefined}>) | undefined};

export type FlightOfferSource = 'GDS' | 'PYTON';

export type TravelClass = 'ECONOMY' | 'PREMIUM_ECONOMY' | 'BUSINESS' | 'FIRST';

export type Co2Emission = {weight?: number | undefined, weightUnit?: string | undefined, cabin?: TravelClass | undefined};

export type FlightEndPoint = {iataCode?: string | undefined, terminal?: string | undefined, at?: string | undefined};

export type AircraftEquipment = {code?: string | undefined, configurationVersion?: string | undefined};

export type OperatingFlight = {carrierCode?: string | undefined, number?: string | undefined, suffix?: string | undefined};

export type FlightStop = {iataCode?: string | undefined, duration?: string | undefined, arrivalAt?: string | undefined, departureAt?: string | undefined};

export type Segment = {id?: string | undefined, numberOfStops?: number | undefined, blacklistedInEU?: boolean | undefined, co2Emissions?: Array<Co2Emission> | undefined, departure?: FlightEndPoint | undefined, arrival?: FlightEndPoint | undefined, carrierCode?: string | undefined, number?: string | undefined, suffix?: string | undefined, aircraft?: AircraftEquipment | undefined, class?: string | undefined, cabin?: string | undefined, operating?: OperatingFlight | undefined, duration?: string | undefined, stops?: Array<FlightStop> | undefined};

export type AdditionalServiceType = 'CHECKED_BAGS' | 'MEALS' | 'SEATS' | 'OTHER_SERVICES';

export type FeeType = 'TICKETING' | 'FORM_OF_PAYMENT' | 'SUPPLIER';

export type Fee = {amount?: string | undefined, type?: FeeType | undefined};

export type Tax = {amount?: string | undefined, code?: string | undefined};

export type ExtendedPrice = {margin?: string | undefined, grandTotal?: string | undefined, billingCurrency?: string | undefined, additionalServices?: (Array<{amount?: string | undefined, type?: AdditionalServiceType | undefined}>) | undefined, currency?: string | undefined, total?: string | undefined, base?: string | undefined, fees?: Array<Fee> | undefined, taxes?: Array<Tax> | undefined};

export type PricingOptionsFareType = Array<'PUBLISHED' | 'NEGOTIATED' | 'CORPORATE'>;

export type TravelerPricingFareOption = 'STANDARD' | 'INCLUSIVE_TOUR' | 'SPANISH_MELILLA_RESIDENT' | 'SPANISH_CEUTA_RESIDENT' | 'SPANISH_CANARY_RESIDENT' | 'SPANISH_BALEARIC_RESIDENT' | 'AIR_FRANCE_METROPOLITAN_DISCOUNT_PASS' | 'AIR_FRANCE_DOM_DISCOUNT_PASS' | 'AIR_FRANCE_COMBINED_DISCOUNT_PASS' | 'AIR_FRANCE_FAMILY' | 'ADULT_WITH_COMPANION' | 'COMPANION';

export type TravelerType = 'ADULT' | 'CHILD' | 'SENIOR' | 'YOUNG' | 'HELD_INFANT' | 'SEATED_INFANT' | 'STUDENT';

export type Price = {currency?: string | undefined, total?: string | undefined, base?: string | undefined, fees?: Array<Fee> | undefined, taxes?: Array<Tax> | undefined};

export type SliceDiceIndicator = 'LOCAL_AVAILABILITY' | 'SUB_OD_AVAILABILITY_1' | 'SUB_OD_AVAILABILITY_2';

export type BaggageAllowance = {quantity?: number | undefined, weight?: number | undefined, weightUnit?: string | undefined};

export type ServiceName = 'PRIORITY_BOARDING' | 'AIRPORT_CHECKIN';

export type TermAndCondition = {category?: ('REFUND' | 'EXCHANGE' | 'REVALIDATION' | 'REISSUE' | 'REBOOK' | 'CANCELLATION') | undefined, circumstances?: string | undefined, notApplicable?: boolean | undefined, maxPenaltyAmount?: string | undefined, descriptions?: (Array<{descriptionType?: string | undefined, text?: string | undefined}>) | undefined};

export type FareRules = {currency?: string | undefined, rules?: Array<TermAndCondition> | undefined};

export type FlightOffer = {type: string, id: string, choiceProbability?: string | undefined, source: FlightOfferSource, instantTicketingRequired?: boolean | undefined, disablePricing?: boolean | undefined, nonHomogeneous?: boolean | undefined, oneWay?: boolean | undefined, paymentCardRequired?: boolean | undefined, lastTicketingDate?: string | undefined, numberOfBookableSeats?: number | undefined, itineraries?: (Array<{duration?: string | undefined, segments: Array<Segment>}>) | undefined, price?: ExtendedPrice | undefined, pricingOptions?: ({fareType?: PricingOptionsFareType | undefined, corporateCodes?: Array<string> | undefined, includedCheckedBagsOnly?: boolean | undefined, refundableFare?: boolean | undefined, noRestrictionFare?: boolean | undefined, noPenaltyFare?: boolean | undefined}) | undefined, validatingAirlineCodes?: Array<string> | undefined, travelerPricings?: (Array<{travelerId: string, fareOption: TravelerPricingFareOption, travelerType: TravelerType, associatedAdultId?: string | undefined, price?: Price | undefined, fareDetailsBySegment: Array<{segmentId: string, cabin?: TravelClass | undefined, fareBasis?: string | undefined, brandedFare?: string | undefined, class?: string | undefined, isAllotment?: boolean | undefined, allotmentDetails?: ({tourName?: string | undefined, tourReference?: string | undefined}) | undefined, sliceDiceIndicator?: SliceDiceIndicator | undefined, includedCheckedBags?: BaggageAllowance | undefined, additionalServices?: ({chargeableCheckedBags?: BaggageAllowance | undefined, chargeableSeatNumber?: string | undefined, otherServices?: Array<ServiceName> | undefined}) | undefined}>}>) | undefined, fareRules?: FareRules | undefined};

export type LocationEntry = unknown;

export type AircraftEntry = unknown;

export type CurrencyEntry = unknown;

export type CarrierEntry = unknown;

export type Dictionaries = {locations?: LocationEntry | undefined, aircraft?: AircraftEntry | undefined, currencies?: CurrencyEntry | undefined, carriers?: CarrierEntry | undefined};

export type FlightOffersSearchReply = {warnings?: Array<Issue> | undefined, meta?: CollectionMeta | undefined, data: Array<FlightOffer>, dictionaries?: Dictionaries | undefined};

export type CreateApiShoppingFlightOffersPredictionArgs = {body: FlightOffersSearchReply};

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

export const issue = z.object({status: z.number().int().optional(), code: z.number().int().optional(), title: z.string().optional(), detail: z.string().optional(), source: z.object({pointer: z.string().optional(), parameter: z.string().optional(), example: z.string().optional()}).optional()});

export const collectionLinks = z.object({self: z.string().optional(), next: z.string().optional(), previous: z.string().optional(), last: z.string().optional(), first: z.string().optional(), up: z.string().optional()});

export const collectionMeta = z.object({count: z.number().int().optional(), links: collectionLinks.optional(), oneWayCombinations: z.array(z.object({originDestinationId: z.string().optional(), flightOfferIds: z.array(z.string()).optional()})).optional()});

export const flightOfferSource = z.enum(["GDS", "PYTON"]);

export const travelClass = z.enum(["ECONOMY", "PREMIUM_ECONOMY", "BUSINESS", "FIRST"]);

export const co2Emission = z.object({weight: z.number().int().optional(), weightUnit: z.string().optional(), cabin: travelClass.optional()});

export const flightEndPoint = z.object({iataCode: z.string().optional(), terminal: z.string().optional(), at: z.string().optional()});

export const aircraftEquipment = z.object({code: z.string().optional(), configurationVersion: z.string().optional()});

export const operatingFlight = z.object({carrierCode: z.string().min(1).max(2).optional(), number: z.string().min(1).max(4).optional(), suffix: z.string().min(1).max(4).optional()});

export const flightStop = z.object({iataCode: z.string().optional(), duration: z.string().optional(), arrivalAt: z.string().optional(), departureAt: z.string().optional()});

export const segment = z.object({id: z.string().optional(), numberOfStops: z.number().int().optional(), blacklistedInEU: z.boolean().optional(), co2Emissions: z.array(co2Emission).optional(), departure: flightEndPoint.optional(), arrival: flightEndPoint.optional(), carrierCode: z.string().min(1).max(2).optional(), number: z.string().min(1).max(4).optional(), suffix: z.string().min(1).max(4).optional(), aircraft: aircraftEquipment.optional(), class: z.string().min(1).max(2).optional(), cabin: z.string().optional(), operating: operatingFlight.optional(), duration: z.string().optional(), stops: z.array(flightStop).optional()});

export const additionalServiceType = z.enum(["CHECKED_BAGS", "MEALS", "SEATS", "OTHER_SERVICES"]);

export const feeType = z.enum(["TICKETING", "FORM_OF_PAYMENT", "SUPPLIER"]);

export const fee = z.object({amount: z.string().optional(), type: feeType.optional()});

export const tax = z.object({amount: z.string().optional(), code: z.string().optional()});

export const extendedPrice = z.object({margin: z.string().optional(), grandTotal: z.string().optional(), billingCurrency: z.string().optional(), additionalServices: z.array(z.object({amount: z.string().optional(), type: additionalServiceType.optional()})).optional(), currency: z.string().optional(), total: z.string().optional(), base: z.string().optional(), fees: z.array(fee).optional(), taxes: z.array(tax).optional()});

export const pricingOptionsFareType = z.array(z.enum(["PUBLISHED", "NEGOTIATED", "CORPORATE"]));

export const travelerPricingFareOption = z.enum(["STANDARD", "INCLUSIVE_TOUR", "SPANISH_MELILLA_RESIDENT", "SPANISH_CEUTA_RESIDENT", "SPANISH_CANARY_RESIDENT", "SPANISH_BALEARIC_RESIDENT", "AIR_FRANCE_METROPOLITAN_DISCOUNT_PASS", "AIR_FRANCE_DOM_DISCOUNT_PASS", "AIR_FRANCE_COMBINED_DISCOUNT_PASS", "AIR_FRANCE_FAMILY", "ADULT_WITH_COMPANION", "COMPANION"]);

export const travelerType = z.enum(["ADULT", "CHILD", "SENIOR", "YOUNG", "HELD_INFANT", "SEATED_INFANT", "STUDENT"]);

export const price = z.object({currency: z.string().optional(), total: z.string().optional(), base: z.string().optional(), fees: z.array(fee).optional(), taxes: z.array(tax).optional()});

export const sliceDiceIndicator = z.enum(["LOCAL_AVAILABILITY", "SUB_OD_AVAILABILITY_1", "SUB_OD_AVAILABILITY_2"]);

export const baggageAllowance = z.object({quantity: z.number().int().optional(), weight: z.number().int().optional(), weightUnit: z.string().optional()});

export const serviceName = z.enum(["PRIORITY_BOARDING", "AIRPORT_CHECKIN"]);

export const termAndCondition = z.object({category: z.enum(["REFUND", "EXCHANGE", "REVALIDATION", "REISSUE", "REBOOK", "CANCELLATION"]).optional(), circumstances: z.string().optional(), notApplicable: z.boolean().optional(), maxPenaltyAmount: z.string().optional(), descriptions: z.array(z.object({descriptionType: z.string().optional(), text: z.string().optional()})).optional()});

export const fareRules = z.object({currency: z.string().optional(), rules: z.array(termAndCondition).optional()});

export const flightOffer = z.object({type: z.string(), id: z.string(), choiceProbability: z.string().optional(), source: flightOfferSource, instantTicketingRequired: z.boolean().optional(), disablePricing: z.boolean().optional(), nonHomogeneous: z.boolean().optional(), oneWay: z.boolean().optional(), paymentCardRequired: z.boolean().optional(), lastTicketingDate: z.string().optional(), numberOfBookableSeats: z.number().gte(1).lte(9).optional(), itineraries: z.array(z.object({duration: z.string().optional(), segments: z.array(segment)})).optional(), price: extendedPrice.optional(), pricingOptions: z.object({fareType: pricingOptionsFareType.optional(), corporateCodes: z.array(z.string()).optional(), includedCheckedBagsOnly: z.boolean().optional(), refundableFare: z.boolean().optional(), noRestrictionFare: z.boolean().optional(), noPenaltyFare: z.boolean().optional()}).optional(), validatingAirlineCodes: z.array(z.string()).optional(), travelerPricings: z.array(z.object({travelerId: z.string(), fareOption: travelerPricingFareOption, travelerType: travelerType, associatedAdultId: z.string().optional(), price: price.optional(), fareDetailsBySegment: z.array(z.object({segmentId: z.string(), cabin: travelClass.optional(), fareBasis: z.string().optional(), brandedFare: z.string().optional(), class: z.string().optional(), isAllotment: z.boolean().optional(), allotmentDetails: z.object({tourName: z.string().optional(), tourReference: z.string().optional()}).optional(), sliceDiceIndicator: sliceDiceIndicator.optional(), includedCheckedBags: baggageAllowance.optional(), additionalServices: z.object({chargeableCheckedBags: baggageAllowance.optional(), chargeableSeatNumber: z.string().optional(), otherServices: z.array(serviceName).optional()}).optional()}))})).optional(), fareRules: fareRules.optional()});

export const locationEntry = z.unknown();

export const aircraftEntry = z.unknown();

export const currencyEntry = z.unknown();

export const carrierEntry = z.unknown();

export const dictionaries = z.object({locations: locationEntry.optional(), aircraft: aircraftEntry.optional(), currencies: currencyEntry.optional(), carriers: carrierEntry.optional()});

export const createApiShoppingFlightOffersPredictionResponse = z.object({warnings: z.array(issue).optional(), meta: collectionMeta.optional(), data: z.array(flightOffer), dictionaries: dictionaries.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
};

/**
 * Predict the choice of flight offers.
 * 
 * POST /shopping/flight-offers/prediction
 */
export const createApiShoppingFlightOffersPrediction = async (args: CreateApiShoppingFlightOffersPredictionArgs, options?: CreateApiShoppingFlightOffersPredictionOptions) => {
const {baseUrl = "https://test.api.amadeus.com/v2", 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 = `${baseUrl.replace(/\/+$/, '')}/shopping/flight-offers/prediction${query.size > 0 ? `?${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(createApiShoppingFlightOffersPredictionResponse, await res.json())
};