import {z} from 'zod'

export type GetApiEventsRoiArgs = {sensorId?: string | undefined, place?: string | undefined, roiId?: string | undefined, fromTimestamp: string, toTimestamp: string, maxResultSize?: number | undefined, objectType?: string | undefined};

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

export const locations = z.object({type: z.literal("linestring"), coordinates: z.array(z.array(z.number()))});

export const sensor = z.object({id: z.string().max(10000), description: z.string().max(10000), type: z.string().max(10000), info: z.record(z.string(), z.string().max(10000)).optional()});

export const place = z.object({name: z.string().max(10000), info: z.record(z.string(), z.string().max(10000)).optional()});

export const event = z.object({type: z.string().max(10000), id: z.string().max(10000), info: z.record(z.string(), z.string().max(10000)).optional()}).nullable();

export const bbox = z.object({topY: z.number().gte(-10000).lte(10000), rightX: z.number().gte(-10000).lte(10000), bottomY: z.number().gte(-10000).lte(10000), leftX: z.number().gte(-10000).lte(10000), embeddings: z.array(z.object({vector: z.array(z.number())}).nullable()), confidence: z.number(), info: z.record(z.string(), z.string().max(10000)).optional()});

export const object = z.object({type: z.string().max(10000), location: z.object({lon: z.number().gte(-180).lte(180), lat: z.number().gte(-90).lte(90), alt: z.number().gte(0).lte(100000)}), bbox: bbox, id: z.string().max(10000), speed: z.number().gte(0).lte(100000), coordinate: z.object({x: z.number().gte(-10000).lte(10000), y: z.number().gte(-10000).lte(10000), z: z.number().gte(-10000).lte(10000)}), info: z.record(z.string(), z.string().max(10000)).optional()});

export const analyticsModule = z.object({id: z.string().max(10000).optional(), description: z.string().max(10000).optional(), version: z.string().max(10000).optional(), source: z.string().max(10000).optional(), info: z.record(z.string(), z.string().max(10000)).optional()});

export const behavior = z.object({timestamp: z.string().max(24), Id: z.string().max(10000), id: z.string().max(10000), timeInterval: z.number().gte(0).lte(10000), end: z.string().max(24), locations: locations.optional(), smoothLocations: locations.optional(), length: z.number().int().gte(-10000).lte(10000), speedOverTime: z.array(z.number().gte(-100000).lte(100000)), sensor: sensor, place: place, event: event.optional(), object: object, edges: z.array(z.string().max(10000)).optional(), analyticsModule: analyticsModule.optional(), direction: z.enum(["N", "NNE", "NE", "ENE", "E", "ESE", "SE", "SSE", "S", "SSW", "SW", "WSW", "W", "WNW", "NW", "NNW", "Right", "Left", "Up", "Down"]), speed: z.number(), distance: z.number(), bearing: z.number(), videoPath: z.string().max(10000)});

export const roiEvents = z.object({roiEvents: z.array(behavior)});

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
};

/**
 * Get ROI events
 * 
 * GET /events/roi
 */
export const getApiEventsRoi = async (args: GetApiEventsRoiArgs, options?: GetApiEventsRoiOptions) => {
const {baseUrl = "https://ai.nvidia.com/api/v3.3/analytics", fetch: fetchFn = fetch} = options ?? {}

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

if (args.sensorId != null) query.append("sensorId", String(args.sensorId))
if (args.place != null) query.append("place", String(args.place))
if (args.roiId != null) query.append("roiId", String(args.roiId))
if (args.fromTimestamp != null) query.append("fromTimestamp", String(args.fromTimestamp))
if (args.toTimestamp != null) query.append("toTimestamp", String(args.toTimestamp))
if (args.maxResultSize != null) query.append("maxResultSize", String(args.maxResultSize))
if (args.objectType != null) query.append("objectType", String(args.objectType))

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