import {z} from 'zod'

export type MultiPersonSearchRequest = {cluster_ids: Array<string>, match_mode?: string | undefined};

export type CreateApiFaceClustersMultiSearchArgs = {body: MultiPersonSearchRequest};

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

export const multiPersonSearchImage = z.object({id: z.string(), path: z.string(), thumbnailPath: z.string().nullable().optional(), metadata: z.object({}).nullable().optional(), match_count: z.number().int()});

export const videoMetadataModel = z.object({name: z.string(), date_created: z.string().nullable(), width: z.number().int(), height: z.number().int(), duration: z.number().nullable().optional(), fps: z.number().nullable().optional(), file_location: z.string(), file_size: z.number().int(), item_type: z.string()});

export const multiPersonSearchVideo = z.object({id: z.string(), path: z.string(), folder_id: z.string(), thumbnailPath: z.string().nullable(), metadata: videoMetadataModel, isFavourite: z.boolean(), favouritedAt: z.string().nullable().optional(), tags: z.array(z.string()).nullable().optional(), match_count: z.number().int()});

export const multiPersonSearchData = z.object({images: z.array(multiPersonSearchImage), total: z.number().int(), match_mode: z.string(), videos: z.array(multiPersonSearchVideo).optional(), total_videos: z.number().int().optional()});

export const multiPersonSearchResponse = z.object({success: z.boolean(), message: z.string().nullable().optional(), error: z.string().nullable().optional(), data: multiPersonSearchData.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
};

/**
 * Search Images By Multiple Faces
 * 
 * POST /face-clusters/multi-search
 */
export const createApiFaceClustersMultiSearch = async (args: CreateApiFaceClustersMultiSearchArgs, options?: CreateApiFaceClustersMultiSearchOptions) => {
const {baseUrl = "http://localhost:52123", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/face-clusters/multi-search${query.size > 0 ? `?${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(multiPersonSearchResponse, await res.json())
};