import {z} from 'zod'

export type GetApiJobJobIdResultsGroupsGroupIdArgs = {jobId: string, groupId: string, page?: number | undefined, page_size?: number | undefined};

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

export const fileType = z.enum(["Unknown", "Image", "Video", "Audio"]);

export const iMetadata = z.discriminatedUnion("_t", [z.object({_t: z.literal("ClassificationMetadata"), classification: z.string()}), z.object({_t: z.literal("CountMetadata"), count: z.number().int()}), z.object({_t: z.literal("FileTypeMetadata"), fileType: fileType}), z.object({_t: z.literal("ImageDimensionMetadata"), height: z.number().int().optional(), width: z.number().int().optional()}), z.object({_t: z.literal("LocationMetadata"), x: z.number(), y: z.number()}), z.object({_t: z.literal("OriginalFilenameMetadata"), originalFilename: z.string()}), z.object({_t: z.literal("SourceUrlMetadataModel"), url: z.string()}), z.object({_t: z.literal("StreamsMetadata"), hasVideo: z.boolean(), hasAudio: z.boolean(), hasSubtitles: z.boolean()}), z.object({_t: z.literal("TextMetadata"), text: z.string().nullable()}), z.object({_t: z.literal("VideoDurationMetadata"), duration: z.string()})]);

export const metadataModelCollection = z.record(z.string(), iMetadata);

export const iAsset: z.ZodType<IAsset> = z.discriminatedUnion("_t", [z.object({_t: z.literal("FileAsset"), fileName: z.string(), metadata: metadataModelCollection, identifier: z.string()}), z.object({_t: z.literal("MultiAsset"), assets: z.array(z.lazy(() => iAsset)), metadata: metadataModelCollection, identifier: z.string()}), z.object({_t: z.literal("NullAsset"), metadata: metadataModelCollection, identifier: z.string()}), z.object({_t: z.literal("TextAsset"), text: z.string(), translatedText: z.object({wasTranslated: z.boolean().optional(), englishText: z.string(), text: z.string(), targetLanguage: z.string()}).nullable().optional(), metadata: metadataModelCollection, identifier: z.string()})]);

export const rankingDatapoint = z.object({datapointId: z.string(), asset: iAsset, elo: z.number().int()});

export const rankingResults = z.object({total: z.number().int(), page: z.number().int(), pageSize: z.number().int(), totalVotes: z.number().int(), items: z.array(rankingDatapoint)});

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
};

/**
 * Gets one group's Elo-ranked datapoints within a grouped-ranking job.
 * 
 * GET /job/{jobId}/results/groups/{groupId}
 * 
 * Also accepts auth: OpenIdConnect
 */
export const getApiJobJobIdResultsGroupsGroupId = async (args: GetApiJobJobIdResultsGroupsGroupIdArgs, options?: GetApiJobJobIdResultsGroupsGroupIdOptions) => {
const {baseUrl = "https://api.rapidata.ai", fetch: fetchFn = fetch, OpenIdConnect} = options ?? {}

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

if (args.page != null) query.append("page", String(args.page))
if (args.page_size != null) query.append("page_size", String(args.page_size))
if (OpenIdConnect !== undefined) headers.set('authorization', `Bearer ${OpenIdConnect}`)

const url = `${baseUrl.replace(/\/+$/, '')}/job/${encodeURIComponent(String(args.jobId))}/results/groups/${encodeURIComponent(String(args.groupId))}${query.size > 0 ? `?${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(rankingResults, await res.json())
};