import {z} from 'zod'

export type CreateApiMdmCreateArgs = {key: unknown, option: 'flexible', spliter?: ('od_number_spliter' | 'straight_distance_spliter' | 'location_spliter') | undefined, body: {origins: string, destinations?: string | undefined, area?: ('singapore' | 'usa' | 'india') | undefined, mode?: ('car' | 'truck') | undefined, avoid?: ('toll' | 'ferry' | 'highway' | 'sharp_turn' | 'service_road' | 'bbox' | 'left_turn' | 'right_turn' | 'none') | undefined, departure_time?: number | undefined, route_type?: ('fastest' | 'shortest') | undefined, truck_size?: string | undefined, truck_weight?: number | undefined, origins_approach?: ('unrestricted' | 'curb') | undefined, destinations_approach?: ('unrestricted' | 'curb') | undefined, hazmat_type?: ('general' | 'circumstantial' | 'explosive' | 'harmful_to_water') | undefined, cross_border?: boolean | undefined, truck_axle_load?: number | undefined}};

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

export const createApiMdmCreateResponse = z.object({task_id: z.string().optional(), code: z.string().optional(), message: z.string().optional(), warning: z.array(z.string()).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
};

/**
 * Create Asynchronous Distance Matrix
 * 
 * POST /mdm/create
 */
export const createApiMdmCreate = async (args: CreateApiMdmCreateArgs, options?: CreateApiMdmCreateOptions) => {
const {baseUrl = "https://api.nextbillion.io", fetch: fetchFn = fetch, apiKey} = options ?? {}

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

if (args.key != null) query.append("key", String(args.key))
if (args.option != null) query.append("option", String(args.option))
if (args.spliter != null) query.append("spliter", String(args.spliter))
if (apiKey !== undefined) query.set("key", apiKey)

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