import {z} from 'zod'

export type GetApiV2MarketvalueArgs = {vin?: string | undefined, id?: string | undefined, format?: ('json' | 'xml' | 'html') | undefined, mileage?: string | undefined, period?: number | undefined, type?: ('retail' | 'tradein') | undefined, condition?: ('average' | 'like_new' | 'not_great') | undefined, known_damage?: ('frame_damage' | 'airbags_deployed' | 'salvage' | 'brand' | 'rollback' | 'minor_damage' | 'lemon' | 'rental' | 'prior_theft') | undefined, country?: ('usa' | 'canada') | undefined};

export type GetApiV2MarketvalueOptions = {baseUrl?: string | undefined, apiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const marketValue = z.object({success: z.boolean().optional(), vin: z.string().nullable().optional(), id: z.string().optional(), vehicle: z.string().optional(), mileage: z.number().optional(), count: z.number().int().optional(), mean: z.number().optional(), stdev: z.number().optional(), certainty: z.number().int().optional(), period: z.array(z.string()).optional(), prices: z.object({average: z.number().optional(), below: z.number().optional(), above: z.number().optional(), distribution: z.array(z.object({group: z.object({min: z.number().optional(), max: z.number().optional(), count: z.number().int().optional()}).optional()})).optional()}).optional(), adjustments: z.object({mileage: z.record(z.string(), z.unknown()).optional(), history: z.record(z.string(), z.unknown()).optional(), condition: z.record(z.string(), z.unknown()).optional(), known_damage: z.record(z.string(), z.unknown()).optional()}).optional(), type: z.enum(["retail", "wholesale", "tradein"]).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
};

/**
 * Market Values API
 * 
 * GET /v2/marketvalue
 */
export const getApiV2Marketvalue = async (args: GetApiV2MarketvalueArgs, options?: GetApiV2MarketvalueOptions) => {
const {baseUrl = "https://api.vinaudit.com", fetch: fetchFn = fetch, apiKey} = options ?? {}

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

if (args.vin != null) query.append("vin", String(args.vin))
if (args.id != null) query.append("id", String(args.id))
if (args.format != null) query.append("format", String(args.format))
if (args.mileage != null) query.append("mileage", String(args.mileage))
if (args.period != null) query.append("period", String(args.period))
if (args.type != null) query.append("type", String(args.type))
if (args.condition != null) query.append("condition", String(args.condition))
if (args.known_damage != null) query.append("known_damage", String(args.known_damage))
if (args.country != null) query.append("country", String(args.country))
if (apiKey !== undefined) query.set("key", apiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/marketvalue${query.size > 0 ? `?${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(marketValue, await res.json())
};