import {z} from 'zod'

export type MediaType = 'image' | 'video';

export type GeoLocation = {lat: number, lng: number, altitude?: number | undefined};

export type CreateMediaRequest = {missionId: string, droneId: string, mediaType: MediaType, capturedAt: number, sizeBytes: number, geoLocation?: (GeoLocation | null) | undefined};

export type CreateApiMediaArgs = {'Idempotency-Key'?: string | undefined, body: CreateMediaRequest};

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

export const mediaType = z.enum(["image", "video"]);

export const captureType = z.enum(["rgb", "thermal"]).nullable();

export const gimbalOrientation = z.object({yaw: z.number(), pitch: z.number(), roll: z.number()});

export const resolution = z.object({width: z.number().int(), height: z.number().int()});

export const geoLocation = z.object({lat: z.number(), lng: z.number(), altitude: z.number().optional()});

export const geoPathPoint = z.object({timestampSec: z.number(), lat: z.number(), lng: z.number(), altitude: z.number().optional()});

export const createApiMediaResponse = z.object({data: z.object({id: z.string(), organizationId: z.string(), missionId: z.string(), droneId: z.string().nullable(), siteId: z.string().optional(), mediaType: mediaType, captureType: captureType, url: z.string(), thumbnailUrl: z.string(), capturedAt: z.number(), captureDevice: z.string().optional(), orientation: gimbalOrientation.optional(), focalLength: z.number().optional(), digitalZoom: z.number().optional(), fov: z.number().optional(), resolution: resolution.optional(), geoLocation: geoLocation.nullable(), duration: z.number().optional(), geoPath: z.array(geoPathPoint).optional(), deletedAt: z.number().nullable(), createdAt: z.number(), updatedAt: z.number(), commentCount: z.number().int().optional(), thermalRange: z.object({minTempF: z.number().nullable().optional(), maxTempF: z.number().nullable().optional()}).nullable().optional(), thermalDisplayRamp: z.array(z.string()).nullable().optional(), uploadUrl: z.string()}), transactionId: z.string()});

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 a media row
 * 
 * POST /media
 * 
 * Also accepts auth: ApiKeyAuth
 */
export const createApiMedia = async (args: CreateApiMediaArgs, options: CreateApiMediaOptions) => {
const {baseUrl, fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

if (args['Idempotency-Key'] != null) headers.set("Idempotency-Key", String(args['Idempotency-Key']))
if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)

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