import {z} from 'zod'

export type GetApiV1OwnershipProbabilityTableOptions = {baseUrl: string, BearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const probabilityBucketOut = z.object({stake_range: z.string(), streak_range: z.string(), purpose_type: z.string(), sample_size: z.number().int(), confidence_level: z.string(), p_reach_10pct: z.number().nullable().optional(), p_reach_20pct: z.number().nullable().optional(), p_reach_33pct: z.number().nullable().optional(), p_exit_6m: z.number().nullable().optional()});

export const probabilityTableOut = z.object({buckets: z.array(probabilityBucketOut), total_trajectories: z.number().int(), model_version: z.string().optional()});

export const axioraApiSchemasMeta = z.record(z.string(), z.unknown());

export const singleResponseProbabilityTableOut = z.object({data: probabilityTableOut, meta: axioraApiSchemasMeta});

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 Probability Table
 * 
 * GET /v1/ownership/probability-table
 */
export const getApiV1OwnershipProbabilityTable = async (options: GetApiV1OwnershipProbabilityTableOptions) => {
const {baseUrl, fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/ownership/probability-table${query.size > 0 ? `?${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(singleResponseProbabilityTableOut, await res.json())
};