package tk.artikus.angular;

import java.time.LocalDate;
import java.time.LocalDateTime;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;
import org.springframework.web.client.RestTemplate;

import jakarta.annotation.PostConstruct;
import lombok.Data;
import lombok.NoArgsConstructor;
import services.Price;
import services.tasks.Currency;

@Data
@NoArgsConstructor
class DataCena {
    LocalDate data;
    float cena;
}

@Data
class Rate {
    String no;
    LocalDate effectiveDate;
    float mid;
}

@Data
class ExchangeRatesSeries {
    String table;
    String currency;
    String code;

    Rate[] rates;

}

@Component
public class NbpTask {

    final String nbp_url_gold = "http://api.nbp.pl/api/cenyzlota";
    final String nbp_url_exchanges = "http://api.nbp.pl/api/exchangerates/rates/A/%s";

    @Autowired
    RestTemplate restTemplate;
    
    @Autowired
    PricesContainer pricesContainer;
    

    @PostConstruct
    @Scheduled(cron = "0 5 10 * * *")
    void getNbpData( ) {
        Currency[] curencies = 
        	{ Currency.Dollar, Currency.Euro, Currency.JapaneseYen, Currency.Pound, Currency.ChineJuan, Currency.SwissFranc };
        for( Currency curency : curencies ) {

            String currencyCode = curency.getCode();
			String url = String.format( nbp_url_exchanges, currencyCode );
            ExchangeRatesSeries exchangeRatesSeries = restTemplate.getForObject( url,
                    ExchangeRatesSeries.class );
            Rate rate = exchangeRatesSeries.rates[0];
            long toHundrets = (long) (rate.getMid() *100);
            Price price = new Price( currencyCode, toHundrets, Currency.Zł.getCode(), rate.effectiveDate );
            pricesContainer.save( currencyCode, price );
            
        }

    }

    @PostConstruct
    @Scheduled(cron = "0 5 10 * * *")
    void getNbpGoldData( ) {
        DataCena[] aDataCena = restTemplate.getForObject( nbp_url_gold, DataCena[].class );
        DataCena dataCena = aDataCena[0];

        LocalDate date = dataCena.getData();
        float cena = dataCena.getCena() * (float)31.1034768;
        long toHundrets = (long) ( cena *100 );
        String metalSymbol = Metal.Gold.getSymbol();
		Price price = new Price( metalSymbol, toHundrets, Currency.Zł.getCode(), date );
        pricesContainer.save( metalSymbol, price );

    }

	public Price getPrice(String symbol) {
		return pricesContainer.getPrice( symbol );
	}

}