import {z} from 'zod'

export type GetApiTradingSettlementsArgs = {startDate?: string | undefined, endDate?: string | undefined, status?: (Array<'REJECTED' | 'CANCELED' | 'EXECUTED' | 'SETTLING' | 'SETTLED'>) | undefined, vaultID?: string | undefined, limit?: number | undefined, excludePositions?: boolean | undefined, excludeSettlementInstructions?: boolean | undefined, accountId?: string | undefined};

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

export const settlementInstructionsCrypto = z.object({address: z.string(), assetTypeID: z.string()});

export const amount = z.object({assetType: z.string(), currentPrice: z.string().optional(), currentUSDValue: z.string().optional(), quantity: z.string()});

export const tradingPosition = z.object({positionAmount: amount});

export const settlementStatus = z.enum(["PENDING", "SETTLING", "SETTLED", "CANCELED", "EXECUTED"]);

export const settlementType = z.enum(["TRADE", "ADVISORY_FEE", "CUSTODY_FEE", "MANAGEMENT_FEE", "MODEL_FEE"]);

export const settlementDetails = z.object({account: z.object({accountId: z.string().optional()}).optional(), createdAt: z.string(), instructionsCrypto: z.array(settlementInstructionsCrypto).nullable().optional(), positions: z.array(tradingPosition).nullable().optional(), settlementID: z.string(), settlementStatus: settlementStatus, settlementType: settlementType.optional(), vault: z.object({vaultID: z.string().optional()}).optional()});

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

export const settlementsResponse = z.object({data: z.array(settlementDetails), 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 /trading/settlements
 */
export const getApiTradingSettlements = async (args: GetApiTradingSettlementsArgs, options?: GetApiTradingSettlementsOptions) => {
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.startDate != null) query.append("startDate", String(args.startDate))
if (args.endDate != null) query.append("endDate", String(args.endDate))
if (args.status != null) query.append("status", args.status.join(','))
if (args.vaultID != null) query.append("vaultID", String(args.vaultID))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.excludePositions != null) query.append("excludePositions", String(args.excludePositions))
if (args.excludeSettlementInstructions != null) query.append("excludeSettlementInstructions", String(args.excludeSettlementInstructions))
if (args.accountId != null) query.append("accountId", String(args.accountId))
if (ApiAccessKey !== undefined) headers.set("Api-Access-Key", ApiAccessKey)

const url = `${baseUrl.replace(/\/+$/, '')}/trading/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(settlementsResponse, await res.json())
};