import {z} from 'zod'

export type GetApiWorkersLocateArgs = {request_id: string};

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

export const locationGeometryResponse = z.object({type: z.string(), coordinates: z.array(z.unknown())});

export const movementLocationResponse = z.object({geometry: locationGeometryResponse, accuracy: z.number().nullable().optional(), bearing: z.number().nullable().optional(), speed: z.number().nullable().optional(), recorded_at: z.string().nullable().optional()});

export const locationPermission1 = z.object({state: z.enum(["always", "foreground_only", "never", "location_imprecise", "unknown"]), recorded_at: z.string().nullable().optional()});

export const deviceStatus = z.object({value: z.string(), data: z.record(z.string(), z.unknown())});

export const driverOutageSummary = z.object({code: z.string(), label: z.string(), description: z.string(), category: z.enum(["behavioural", "adversarial", "reachability", "os", "sporadic"]), duration: z.number().int(), distance: z.number().int()});

export const locateDeviceResultResponse = z.object({device_id: z.string(), status: z.enum(["pending", "completed", "error"]), location: z.union([movementLocationResponse, z.unknown()]).optional(), location_permission: z.union([locationPermission1, z.unknown()]).optional(), device_status: z.union([deviceStatus, z.unknown()]).optional(), outage_reasons: z.array(driverOutageSummary).nullable().optional(), completed_at: z.string().nullable().optional()});

export const locateResponse = z.object({request_id: z.string(), worker_handle: z.string(), status: z.enum(["pending", "completed", "error"]), devices: z.array(locateDeviceResultResponse).nullable().optional(), created_at: z.string().nullable().optional(), updated_at: z.string().nullable().optional(), completed_at: z.string().nullable().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
};

/**
 * Poll the state of a worker locate request
 * 
 * GET /workers/locate
 * 
 * Also accepts auth: TokenAuth
 */
export const getApiWorkersLocate = async (args: GetApiWorkersLocateArgs, options?: GetApiWorkersLocateOptions) => {
const {baseUrl = "https://v3.api.hypertrack.com", fetch: fetchFn = fetch, BasicAuth} = options ?? {}

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

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

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