import {z} from 'zod'

export type GetApiAtlasSettlementsArgs = {afterId?: string | undefined, limit?: number | undefined};

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

export const sNWalletAmount = z.object({assetType: z.string(), quantity: z.string(), walletId: z.string().optional()});

export const sNSettlementSide = z.object({authorized: z.boolean().optional(), feesFunded: z.boolean().optional(), funded: z.boolean().optional(), gasStationEnabled: z.boolean().optional(), participantId: z.string(), walletAmounts: z.array(sNWalletAmount).optional()});

export const sNSettlementState = z.enum(["ActionNeeded", "CounterpartyActionNeeded", "Executing", "TimedOut", "Rejected", "Executed", "Failed"]);

export const sNSettlement = z.object({acceptorSide: sNSettlementSide, clientReferenceId: z.string(), pendingAcceptorReview: z.boolean(), proposerSide: sNSettlementSide, settlementId: z.string(), state: sNSettlementState});

export const page = z.object({next: z.string().nullable().optional()});

export const sNSettlementsResponse = z.object({data: z.array(sNSettlement), page: page});

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 settlements
 * 
 * GET /atlas/settlements
 */
export const getApiAtlasSettlements = async (args: GetApiAtlasSettlementsArgs, options?: GetApiAtlasSettlementsOptions) => {
const {baseUrl = "https://api.anchorage-staging.com/v2", fetch: fetchFn = fetch, ApiAccessKey} = options ?? {}

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

if (args.afterId != null) query.append("afterId", String(args.afterId))
if (args.limit != null) query.append("limit", String(args.limit))
if (ApiAccessKey !== undefined) headers.set("Api-Access-Key", ApiAccessKey)

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