Examples with Fixie3 suite.adt.pair.Fixie_.Fixie3 used on opensource projects

Example 1 with Fixie3

use of suite.adt.pair.Fixie_.Fixie3 in project suite by stupidsing.

the class Summarize method summarize.

public <K> SummarizeByStrategy<K> summarize(Fun<Trade, K> fun) {
    Streamlet2<K, Summarize_> summaryByKey = // 
    trades.groupBy(fun, // 
    trades_ -> summarize_(trades_, priceBySymbol, s -> null)).filterKey(// 
    key -> key != null).collect(As::streamlet2);
    Map<String, Map<K, Integer>> nSharesByKeyBySymbol = // 
    summaryByKey.concatMap((key, summary) -> // 
    summary.account.portfolio().map(// 
    (symbol, n) -> Fixie.of(symbol, key, n))).groupBy(Fixie3::get0, fixies0 -> // 
    fixies0.groupBy(Fixie3::get1, fixies1 -> // 
    fixies1.map(Fixie3::get2).uniqueResult()).toMap()).toMap();
    Map<String, Float> acquiredPrices = trades.collect(Trade_::collectBrokeredTrades).collect(Trade_::collectAcquiredPrices);
    Time now = Time.now();
    Summarize_ overall = summarize_(trades, priceBySymbol, symbol -> {
        boolean isMarketOpen = // 
        false || // 
        HkexUtil.isMarketOpen(now) || HkexUtil.isMarketOpen(now.addHours(1));
        DataSource ds = cfg.dataSource(symbol);
        // acquisition price
        float price0 = acquiredPrices.get(symbol);
        // previous close
        float price1 = ds.get(isMarketOpen ? -1 : -2).t1;
        // now
        float pricex = isMarketOpen ? priceBySymbol.get(symbol) : ds.get(-1).t1;
        String keys = // 
        Read.from2(// 
        nSharesByKeyBySymbol.getOrDefault(symbol, Map.ofEntries())).keys().map(// 
        Object::toString).sort(// 
        String_::compare).collect(As.joinedBy("/"));
        return // 
        percent(price1, pricex) + ", " + // 
        percent(price0, pricex) + (!keys.isEmpty() ? ", " + keys : "");
    });
    Map<K, String> outByKey = summaryByKey.mapValue(Summarize_::out0).toMap();
    StringBuilder sb = new StringBuilder();
    Sink<String> log = sb::append;
    for (Entry<K, String> e : outByKey.entrySet()) log.sink("\nFor strategy " + e.getKey() + ":" + e.getValue());
    log.sink(FormatUtil.tablize("\nOverall:\t" + Time.now().ymdHms() + overall.out1()));
    // profit and loss
    Map<K, Double> pnlByKey = // 
    sellAll(trades, priceBySymbol).groupBy(fun, // 
    t -> (double) Account.ofHistory(t).cash()).toMap();
    return new SummarizeByStrategy<>(sb.toString(), overall.account, pnlByKey);
}