package org.bft.bftresend.business.zags.processors;

import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.apache.camel.Exchange;
import org.apache.camel.Processor;
import org.bft.bftresend.business.zags.model.ZagsProxy;
import org.bft.bftresend.business.zags.model.dto.MessageLogInfo;
import org.bft.bftresend.utils.MessageProcessor;
import org.springframework.stereotype.Component;

import java.nio.file.Files;
import java.nio.file.Paths;
import java.time.LocalDate;
import java.util.Collections;
import java.util.List;
import java.util.function.Predicate;
import java.util.stream.Collectors;

import static java.nio.charset.StandardCharsets.UTF_8;

@SuppressWarnings("unchecked")
@Slf4j
@Component
@RequiredArgsConstructor
public class ZagsReadFileForAnalyzeProcessor implements Processor, MessageProcessor {

    @Override
    public void process(Exchange exchange) throws Exception {

        var filePath = exchange.getIn().getBody().toString();
        LocalDate currentDate = getLocalDate(filePath);
        Long jobId = exchange.getProperty("jobId", Long.class);
        List<LocalDate> dates = (List<LocalDate>) exchange.getProperty("dates", List.class);
        List<ZagsProxy> proxyList = (List<ZagsProxy>) exchange.getProperty("proxies", List.class);

        try {
            if (dates.contains(currentDate)) {

                Predicate<String> predicate = line -> proxyList.contains(getProxy(line))
                                                      && dates.contains(getLocalDate(line));

                try (var lines = Files.lines(Paths.get(filePath), UTF_8).filter(predicate)) {
                    List<MessageLogInfo> results = lines
                        .map(line -> getMessageLogInfo(jobId, line))
                        .collect(Collectors.toList());
                    exchange.getIn().setBody(results);
                } catch (Exception e) {
                    log.error("$ process ", e);
                }
            } else {
                exchange.getIn().setBody(Collections.emptyList());
            }
        } catch (Exception e) {
            log.error("$ process ", e);
        }
    }

}