import {z} from 'zod'

export type GetApiV1PointsExponentUsersArgs = {address?: string | undefined, market?: string | undefined, page?: number | undefined, limit?: number | undefined};

export type GetApiV1PointsExponentUsersOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const decimal = z.string();

export const exponentUsersWallet = z.object({success: z.literal(true), data: z.object({address: z.string(), totalPoints: decimal, markets: z.array(z.object({syMeta: z.string(), name: z.string(), kind: z.enum(["tranching", "yield"]), totalPoints: decimal, venues: z.array(z.object({venue: z.enum(["junior", "senior", "lp", "sy", "yt"]), multiplier: decimal, points: decimal, amount: decimal, updatedAt: z.string()}))}))})});

export const exponentUsersMarket = z.object({success: z.literal(true), data: z.object({market: z.object({syMeta: z.string(), name: z.string(), kind: z.enum(["tranching", "yield"]), multipliers: z.record(z.string(), decimal)}), pagination: z.object({page: z.number().int(), limit: z.number().int(), totalCount: z.number().int(), hasNext: z.boolean()}), users: z.array(z.object({address: z.string(), totalPoints: decimal, venues: z.record(z.string(), z.object({points: decimal, amount: decimal}))}))})});

export const getApiV1PointsExponentUsersResponse = z.union([exponentUsersWallet, exponentUsersMarket]);

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
};

/**
 * Exponent SY users
 * 
 * GET /v1/points/exponent/users
 */
export const getApiV1PointsExponentUsers = async (args: GetApiV1PointsExponentUsersArgs, options?: GetApiV1PointsExponentUsersOptions) => {
const {baseUrl = "https://api.hylo.so", fetch: fetchFn = fetch} = options ?? {}

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

if (args.address != null) query.append("address", String(args.address))
if (args.market != null) query.append("market", String(args.market))
if (args.page != null) query.append("page", String(args.page))
if (args.limit != null) query.append("limit", String(args.limit))

const url = `${baseUrl.replace(/\/+$/, '')}/v1/points/exponent/users${query.size > 0 ? `?${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(getApiV1PointsExponentUsersResponse, await res.json())
};