covid19-ru/covid19-site/src/main/java/com/bvn13/covid19/site/controllers/AllStatsController.java

96 lines
3.8 KiB
Java

package com.bvn13.covid19.site.controllers;
import com.bvn13.covid19.model.entities.CovidStat;
import com.bvn13.covid19.site.model.CovidAllStats;
import com.bvn13.covid19.site.model.CovidData;
import com.bvn13.covid19.site.model.CovidDayStats;
import com.bvn13.covid19.site.service.CovidStatsMaker;
import com.bvn13.covid19.site.service.CovidStatsResponseMaker;
import lombok.RequiredArgsConstructor;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import javax.annotation.PostConstruct;
import java.time.ZoneId;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;
@RequiredArgsConstructor
@RestController
@RequestMapping("/stats")
public class AllStatsController {
private final CovidStatsMaker covidStatsMaker;
private final CovidStatsResponseMaker covidStatsResponseMaker;
@Value("${app.zone-id}")
private String zoneIdStr;
private ZoneId zoneId;
@PostConstruct
public void init() {
zoneId = ZoneId.of(zoneIdStr);
}
@GetMapping("/all")
public CovidAllStats getStatistics(@RequestParam("region") String regionName) {
if (StringUtils.isNotBlank(regionName)) {
return constructResponseForRegion(regionName);
} else {
return constructResponseForAllRegions();
}
}
private CovidAllStats constructResponseForRegion(String regionName) {
return CovidAllStats.builder()
.regions(Collections.singletonList(regionName))
.progress(covidStatsMaker.findAllLastUpdatesPerDay().stream()
.map(covidUpdate -> CovidDayStats.builder()
.datetime(covidUpdate.getDatetime())
.updatedOn(covidUpdate.getCreatedOn().atZone(zoneId))
.stats(convertStatsToData(findCovidStatsByUpdateIdAndRegion(covidUpdate.getId(), regionName)))
.build())
.sorted(CovidDayStats::compareTo)
.collect(Collectors.toList()))
.build();
}
private CovidAllStats constructResponseForAllRegions() {
return CovidAllStats.builder()
.regions(covidStatsMaker.findAllRegionsNames())
.progress(covidStatsMaker.findAllLastUpdatesPerDay().stream()
.map(covidUpdate -> CovidDayStats.builder()
.datetime(covidUpdate.getDatetime())
.updatedOn(covidUpdate.getCreatedOn().atZone(zoneId))
.stats(convertStatsToData(findCovidStatsByUpdateId(covidUpdate.getId())))
.build())
.sorted(CovidDayStats::compareTo)
.collect(Collectors.toList()))
.build();
}
private List<CovidData> convertStatsToData(Collection<CovidStat> stats) {
return covidStatsResponseMaker.convertStats(stats);
}
private List<CovidStat> findCovidStatsByUpdateIdAndRegion(long updateId, String region) {
return covidStatsMaker.findCovidStatsByUpdateInfoId(updateId).stream()
.filter(covidStat -> region.equals(covidStat.getRegion().getName()))
.collect(Collectors.toList());
}
private List<CovidStat> findCovidStatsByUpdateId(long updateId) {
return new ArrayList<>(covidStatsMaker.findCovidStatsByUpdateInfoId(updateId));
}
}