import {z} from 'zod'

export type GetApiV2PositionsArgs = {company?: (string | null) | undefined, holder?: (string | null) | undefined, since?: (string | null) | undefined, as_of?: (string | null) | undefined, limit?: number | undefined, cursor?: (string | null) | undefined};

export type GetApiV2PositionsOptions = {baseUrl: string, BearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const subject = z.object({entity: z.string(), role: z.string()});

export const source = z.object({doc_id: z.string().nullable().optional(), doc_type: z.string().nullable().optional(), filed_at: z.string().nullable().optional(), url: z.string().nullable().optional(), section: z.string().nullable().optional(), quote: z.string().nullable().optional(), read_by: z.literal("kiri").nullable().optional()});

export const fact = z.object({id: z.string(), type: z.string(), subjects: z.array(subject), valid_as_of: z.string().nullable().optional(), known_at: z.string().nullable().optional(), value: z.record(z.string(), z.unknown()), superseded_by: z.string().nullable().optional(), source: source, status: z.enum(["confirmed", "held"]), held_reason: z.string().nullable().optional()});

export const axioraApiV2ModelsMeta = z.object({request_id: z.string(), data_as_of: z.string().nullable().optional(), data_version: z.string().nullable().optional(), next_cursor: z.string().nullable().optional(), resolved_from: z.string().nullable().optional(), deprecations: z.array(z.record(z.string(), z.unknown())).optional(), caveats: z.array(z.string()).optional()});

export const factList = z.object({data: z.array(fact), meta: axioraApiV2ModelsMeta});

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
};

/**
 * List Positions
 * 
 * GET /v2/positions
 */
export const getApiV2Positions = async (args: GetApiV2PositionsArgs, options: GetApiV2PositionsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

if (args.company != null) query.append("company", String(args.company))
if (args.holder != null) query.append("holder", String(args.holder))
if (args.since != null) query.append("since", String(args.since))
if (args.as_of != null) query.append("as_of", String(args.as_of))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/positions${query.size > 0 ? `?${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(factList, await res.json())
};