import {z} from 'zod'

export type GetApiFleetsArgs = {pageSize?: number | undefined, pageToken?: string | undefined};

export type GetApiFleetsOptions = {baseUrl?: string | undefined, BasicAuth?: {username: string, password: string} | undefined, ClientId?: string | undefined, fetch?: typeof fetch | undefined};

export const url = z.string();

export const link = z.object({href: url, templated: z.boolean().optional(), type: z.string().optional(), deprecation: z.string().optional(), name: z.string().optional(), title: z.string().optional(), profile: z.string().optional(), hreflang: z.string().optional()});

export const tabLinks = z.object({self: link, first: link, next: link.optional(), prev: link.optional(), last: link.optional()});

export const fleet = z.object({updatedAt: z.string().optional(), createdAt: z.string().optional(), _links: z.object({self: link, vehicles: link.optional(), status: link.optional(), maintenances: link.optional(), alerts: link.optional(), trips: link.optional(), collisions: link.optional(), monitors: link.optional(), callbacks: link.optional()}), name: z.string().optional(), id: z.string(), description: z.string().optional()});

export const fleets = z.object({_links: tabLinks, total: z.number().int(), totalPage: z.number().int(), currentPage: z.number().int(), _embedded: z.object({fleets: z.array(fleet).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
};

/**
 * Fleets owned by a partner
 * 
 * GET /fleets
 */
export const getApiFleets = async (args: GetApiFleetsArgs, options?: GetApiFleetsOptions) => {
const {baseUrl = "https://api-cert.groupe-psa.com/connectedcar/v3", fetch: fetchFn = fetch, BasicAuth, ClientId} = options ?? {}

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

if (args.pageSize != null) query.append("pageSize", String(args.pageSize))
if (args.pageToken != null) query.append("pageToken", String(args.pageToken))
if (BasicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${BasicAuth.username}:${BasicAuth.password}`)}`)
if (ClientId !== undefined) query.set("client_id", ClientId)

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