export type AssetType = 'CASH' | 'THIRD_PARTY_INDEX' | 'EQUITY' | 'OPTION' | 'FUTURES' | 'MUTUAL_FUND' | 'MERQUBE_INDEX' | 'CUSTOM_SECAPI_INDEX' | 'OTHER';

export type PositionIdentifierType = 'RIC' | 'CURRENCY_CODE' | 'FSYM_ID' | 'TICKER' | 'BBG_TICKER' | 'CUSIP' | 'ISIN';

export type BasketPosition = {amount: number, asset_type: AssetType, identifier: string, identifier_type: PositionIdentifierType, position_id?: string | undefined, price?: number | undefined, price_currency?: string | undefined};

export type RealTimeTradeType = 'ELIGIBLE' | 'INELIGIBLE';

export type RicEquityPosition = {amount: number, asset_type: AssetType, identifier: string, identifier_type: PositionIdentifierType, position_id?: string | undefined, price?: number | undefined, price_currency?: string | undefined, real_time_trade_types?: Array<RealTimeTradeType> | undefined, use_primary_listing?: boolean | undefined};

export type CountryCode = string;

export type FsymEquityPosition = {amount: number, asset_type: AssetType, identifier: string, identifier_type: PositionIdentifierType, position_id?: string | undefined, price?: number | undefined, price_currency?: string | undefined, country_code: CountryCode};

export type IsoDate = string;

export type OptionExpirationType = 'AM' | 'PM';

export type IsoTS = string;

export type OptionStyle = 'AMERICAN' | 'EUROPEAN';

export type OptionType = 'PUT' | 'CALL';

export type OptionPosition = {amount: number, currency: string, delta_hedge_flag?: boolean | undefined, expiration_date: IsoDate, expiration_type?: OptionExpirationType | undefined, identifier: string, identifier_type: PositionIdentifierType, lag?: IsoTS | undefined, leg_multiple?: number | undefined, mic?: string | undefined, strike: number, strike_type?: ('PCT_SPOT' | 'DELTA' | 'SPCT_SPOT') | undefined, structure_id?: number | undefined, style?: OptionStyle | undefined, type: OptionType, underlying: string, vol_multiplier?: number | undefined, asset_type: AssetType, position_id?: string | undefined, price?: number | undefined, price_currency?: string | undefined};

export type FuturesPosition = {amount: number, currency: string, expiration_date: IsoDate, identifier: string, identifier_type: PositionIdentifierType, lag?: IsoTS | undefined, underlying: string, asset_type: AssetType, position_id?: string | undefined, price?: number | undefined, price_currency?: string | undefined};

export type SecapiBasketPosition = {amount: number, asset_type: AssetType, identifier: string, identifier_type: PositionIdentifierType, position_id?: string | undefined, price?: number | undefined, price_currency?: string | undefined, custom_metric?: string | undefined};

export type MerqubeIndexPosition = {amount: number, asset_type: AssetType, identifier: string, identifier_type: PositionIdentifierType, position_id?: string | undefined, price?: number | undefined, price_currency?: string | undefined, metric_name?: string | undefined};

export type IsinMicEquityPosition = {amount: number, asset_type: AssetType, identifier: string, identifier_type: PositionIdentifierType, position_id?: string | undefined, price?: number | undefined, price_currency?: string | undefined, mic: string};

export type MutualFundPosition = {amount: number, asset_type: AssetType, identifier: string, identifier_type: PositionIdentifierType, position_id?: string | undefined, price?: number | undefined, price_currency?: string | undefined};

export type ValidEquityBasketPosition = BasketPosition | RicEquityPosition | FsymEquityPosition | OptionPosition | FuturesPosition | SecapiBasketPosition | MerqubeIndexPosition | IsinMicEquityPosition | MutualFundPosition;

export type PortfolioUom = 'SHARES' | 'WEIGHT';

export type BasketPortfolioPutIn = {divisor?: number | undefined, external_id?: string | undefined, positions: Array<ValidEquityBasketPosition>, share_selection_date?: IsoTS | undefined, target_portfolio_type?: ('EOD' | 'INTRADAY') | undefined, timestamp: IsoTS, unit_of_measure: PortfolioUom};

export type UpdateApiIndexUuidTargetPortfolioArgs = {uuid: string, body: BasketPortfolioPutIn};

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

/**
 * replace the portfolio for this index. Will eventually but not immediately affect /index/uuid/portfolio.
 * 
 * PUT /index/{uuid}/target_portfolio
 */
export const updateApiIndexUuidTargetPortfolio = async (args: UpdateApiIndexUuidTargetPortfolioArgs, options?: UpdateApiIndexUuidTargetPortfolioOptions) => {
const {baseUrl = "https://api.merqube.com", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/index/${encodeURIComponent(String(args.uuid))}/target_portfolio${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PUT", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return undefined
};