import {z} from 'zod'

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

export const getApiTradeSessionsIdResponse = z.object({ok: z.literal(true), data: z.object({id: z.string(), agentId: z.string(), tenantId: z.string(), venue: z.literal("hyperliquid"), walletId: z.string(), dailyCapUsd: z.number().gte(0), perOrderCapUsd: z.number().gte(0), leverageCap: z.number().gte(0), allowedAssets: z.array(z.union([z.enum(["BTC", "ETH", "BNB", "SOL", "AVAX", "ARB", "OP", "NEAR", "HYPE", "ZEC", "XMR"]), z.string()])), dailySpendUsd: z.number().gte(0), createdAt: z.string().optional(), expiresAt: z.string(), revokedAt: z.string().nullable().optional(), remainingCapUsd: z.number().gte(0)})});

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 a policy-bounded trading session
 * 
 * GET /trade/sessions/{id}
 * 
 * Also accepts auth: bearerAuth
 */
export const getApiTradeSessionsId = async (options?: GetApiTradeSessionsIdOptions) => {
const {baseUrl = "http://localhost:3200", fetch: fetchFn = fetch, tenantApiKey} = options ?? {}

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

if (tenantApiKey !== undefined) headers.set("X-Steward-API-Key", tenantApiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/trade/sessions/${encodeURIComponent(String(args.id))}${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(getApiTradeSessionsIdResponse, await res.json())
};