import {z} from 'zod'

export type GetApiGetRoundEmissionsArgs = {round: number};

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

export const preciseNumber = z.string();

export const playerDetails = z.object({name: z.string().nullable().optional(), x: z.string().nullable().optional(), telegram: z.string().nullable().optional(), discord: z.string().nullable().optional(), is_multisig: z.boolean().optional()});

export const getRoundEmissionsResponse = z.object({algorithms: z.record(z.string(), preciseNumber).optional(), advances: z.record(z.string(), preciseNumber).optional(), opow: z.record(z.string(), z.object({total: preciseNumber.optional(), shared: preciseNumber.optional(), coinbase: z.record(z.string(), preciseNumber).optional()})).optional(), players: z.record(z.string(), z.object({code: preciseNumber.optional(), benchmarker: preciseNumber.optional(), advance: preciseNumber.optional(), delegator: preciseNumber.optional()})).optional(), player_details: z.record(z.string(), playerDetails).optional(), totals: z.object({code: preciseNumber.optional(), advance: preciseNumber.optional(), benchmarker: preciseNumber.optional(), delegator: preciseNumber.optional(), bootstrap: preciseNumber.optional(), vault: preciseNumber.optional(), challenge_owner: preciseNumber.optional()}).optional()});

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 round emissions for a specific round (codes, advances, opow, players, and totals)
 * 
 * GET /get-round-emissions
 */
export const getApiGetRoundEmissions = async (args: GetApiGetRoundEmissionsArgs, options?: GetApiGetRoundEmissionsOptions) => {
const {baseUrl = "https://mainnet-api.tig.foundation", fetch: fetchFn = fetch} = options ?? {}

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

if (args.round != null) query.append("round", String(args.round))

const url = `${baseUrl.replace(/\/+$/, '')}/get-round-emissions${query.size > 0 ? `?${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(getRoundEmissionsResponse, await res.json())
};