api: impl pagination for top scores endpoint and add user + leaderboard caching
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@ -80,6 +80,11 @@
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<groupId>com.konghq</groupId>
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<artifactId>unirest-modules-jackson</artifactId>
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</dependency>
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<dependency>
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<groupId>net.jodah</groupId>
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<artifactId>expiringmap</artifactId>
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<version>0.5.11</version>
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</dependency>
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<!-- Libraries -->
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<dependency>
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108
API/src/main/java/cc/fascinated/common/PaginationBuilder.java
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108
API/src/main/java/cc/fascinated/common/PaginationBuilder.java
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@ -0,0 +1,108 @@
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package cc.fascinated.common;
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import cc.fascinated.exception.impl.BadRequestException;
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import lombok.AllArgsConstructor;
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import lombok.Getter;
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import java.util.List;
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import java.util.function.Supplier;
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/**
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* @author Fascinated (fascinated7)
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*/
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@Getter
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public class PaginationBuilder<T> {
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/**
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* The number of items per page.
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*/
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private int itemsPerPage;
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/**
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* The items to paginate.
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*/
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private List<T> items;
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/**
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* Sets the number of items per page.
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*
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* @param itemsPerPage The number of items per page.
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* @return The pagination builder.
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*/
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public PaginationBuilder<T> itemsPerPage(int itemsPerPage) {
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this.itemsPerPage = itemsPerPage;
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return this;
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}
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/**
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* Sets the items to paginate.
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*
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* @param getItems The items to paginate.
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* @return The pagination builder.
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*/
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public PaginationBuilder<T> fillItems(Supplier<List<T>> getItems) {
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this.items = getItems.get();
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return this;
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}
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/**
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* Builds the pagination.
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*
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* @return The pagination.
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*/
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public PaginationBuilder<T> build() {
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return new PaginationBuilder<>();
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}
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/**
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* Gets a page of items.
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*
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* @param page The page number.
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* @return The page.
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*/
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public Page<T> getPage(int page) {
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int totalItems = this.items.size();
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int totalPages = (int) Math.ceil((double) totalItems / this.itemsPerPage);
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if (page < 1 || page > totalPages) {
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throw new BadRequestException("Invalid page number");
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}
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List<T> items = this.items.subList((page - 1) * this.itemsPerPage, Math.min(page * this.itemsPerPage, totalItems));
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return new Page<>(
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items,
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new Page.Metadata(page, totalPages, totalItems)
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);
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}
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@AllArgsConstructor
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@Getter
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public static class Page<T> {
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/**
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* The items on the page.
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*/
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private final List<T> items;
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/**
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* The metadata of the page.
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*/
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private final Metadata metadata;
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@AllArgsConstructor
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@Getter
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public static class Metadata {
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/**
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* The page number.
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*/
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private final int page;
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/**
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* The total number of pages.
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*/
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private final int totalPages;
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/**
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* The total number of items.
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*/
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private final int totalItems;
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}
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}
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}
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@ -9,8 +9,6 @@ import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.http.ResponseEntity;
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import org.springframework.web.bind.annotation.*;
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import java.util.List;
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/**
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* @author Fascinated (fascinated7)
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*/
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@ -45,8 +43,12 @@ public class ScoresController {
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*/
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@ResponseBody
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@GetMapping(value = "/top/{platform}")
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public ResponseEntity<List<?>> getTopScores(@PathVariable String platform, @RequestParam(defaultValue = "false") boolean scoresonly) {
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return ResponseEntity.ok(scoreService.getTopRankedScores(Platform.Platforms.getPlatform(platform), 50, scoresonly));
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public ResponseEntity<?> getTopScores(
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@PathVariable String platform,
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@RequestParam(defaultValue = "1") int page,
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@RequestParam(defaultValue = "false") boolean scoresonly
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) {
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return ResponseEntity.ok(scoreService.getTopRankedScores(Platform.Platforms.getPlatform(platform), page, scoresonly));
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}
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/**
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@ -78,6 +78,7 @@ public class Score {
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* e.g. 500pp
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* </p>
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*/
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@Indexed
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private Double pp;
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/**
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@ -24,7 +24,7 @@ public interface ScoreRepository extends MongoRepository<Score, Long> {
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@Aggregation(pipeline = {
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"{ $match: { platform: ?0, pp: { $gt: 0 } } }",
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"{ $sort: { pp: -1 } }",
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"{ $limit: ?1 }"
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"{ $limit: ?1 }",
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})
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List<Score> getTopRankedScores(@NonNull Platform.Platforms platform, int amount);
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@ -10,12 +10,16 @@ import cc.fascinated.repository.ScoreSaberLeaderboardRepository;
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import kong.unirest.core.HttpResponse;
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import lombok.NonNull;
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import lombok.extern.log4j.Log4j2;
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import net.jodah.expiringmap.ExpirationPolicy;
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import net.jodah.expiringmap.ExpiringMap;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Map;
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import java.util.Optional;
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import java.util.concurrent.TimeUnit;
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/**
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* @author Fascinated (fascinated7)
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@ -28,6 +32,12 @@ public class ScoreSaberService {
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private static final String GET_LEADERBOARD_ENDPOINT = SCORESABER_API + "leaderboard/by-id/%s/info";
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private static final String GET_RANKED_LEADERBOARDS_ENDPOINT = SCORESABER_API + "leaderboards?ranked=true&page=%s&withMetadata=true";
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private final Map<String, ScoreSaberLeaderboardToken> leaderboardCache = ExpiringMap.builder()
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.maxSize(5_000)
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.expirationPolicy(ExpirationPolicy.CREATED)
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.expiration(30, TimeUnit.MINUTES)
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.build();
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/**
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* The ScoreSaber leaderboard repository to use.
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*/
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@ -69,9 +79,15 @@ public class ScoreSaberService {
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* @throws BadRequestException if an error occurred while getting the leaderboard
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*/
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public ScoreSaberLeaderboardToken getLeaderboard(String leaderboardId, boolean bypassCache) {
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if (leaderboardCache.containsKey(leaderboardId) && !bypassCache) { // The leaderboard is cached
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return leaderboardCache.get(leaderboardId);
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}
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Optional<ScoreSaberLeaderboardToken> leaderboardOptional = leaderboardRepository.findById(leaderboardId);
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if (leaderboardOptional.isPresent() && !bypassCache) { // The leaderboard is cached
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return leaderboardOptional.get();
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ScoreSaberLeaderboardToken leaderboard = leaderboardOptional.get();
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leaderboardCache.put(leaderboardId, leaderboard);
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return leaderboard;
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}
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HttpResponse<ScoreSaberLeaderboardToken> response = Request.get(GET_LEADERBOARD_ENDPOINT.formatted(leaderboardId), ScoreSaberLeaderboardToken.class);
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@ -83,6 +99,7 @@ public class ScoreSaberService {
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}
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ScoreSaberLeaderboardToken leaderboard = response.getBody();
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leaderboardRepository.save(leaderboard);
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leaderboardCache.put(leaderboardId, leaderboard);
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return leaderboard;
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}
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@ -3,6 +3,7 @@ package cc.fascinated.services;
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import cc.fascinated.common.DateUtils;
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import cc.fascinated.common.EnumUtils;
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import cc.fascinated.common.MathUtils;
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import cc.fascinated.common.PaginationBuilder;
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import cc.fascinated.model.leaderboard.Leaderboard;
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import cc.fascinated.model.score.DeviceInformation;
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import cc.fascinated.model.score.Score;
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@ -74,42 +75,45 @@ public class ScoreService {
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* Gets the top ranked scores from the platform.
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*
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* @param platform The platform to get the scores from.
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* @param amount The amount of scores to get.
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* @param scoresOnly Whether to only get the scores.
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* @return The scores.
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*/
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public List<ScoreSaberScoreResponse> getTopRankedScores(@NonNull Platform.Platforms platform, int amount, boolean scoresOnly) {
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List<Score> trackedScores = scoreRepository.getTopRankedScores(platform, amount);
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List<ScoreSaberScoreResponse> scores = new ArrayList<>();
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for (Score score : trackedScores) {
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ScoreSaberScore scoreSaberScore = (ScoreSaberScore) score;
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UserDTO user = scoresOnly ? null : userService.getUser(score.getPlayerId()).getAsDTO();
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Leaderboard leaderboard = scoresOnly ? null : Leaderboard.getFromScoreSaberToken(scoreSaberService.getLeaderboard(score.getLeaderboardId()));
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public PaginationBuilder.Page<ScoreSaberScoreResponse> getTopRankedScores(@NonNull Platform.Platforms platform, int pageNumber, boolean scoresOnly) {
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PaginationBuilder<ScoreSaberScoreResponse> builder = new PaginationBuilder<ScoreSaberScoreResponse>().build();
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builder.itemsPerPage(50);
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builder.fillItems(() -> {
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List<Score> foundScores = this.scoreRepository.getTopRankedScores(platform, 250);
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List<ScoreSaberScoreResponse> scores = new ArrayList<>();
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for (Score score : foundScores) {
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ScoreSaberScore scoreSaberScore = (ScoreSaberScore) score;
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UserDTO user = scoresOnly ? null : userService.getUser(score.getPlayerId()).getAsDTO();
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Leaderboard leaderboard = scoresOnly ? null : Leaderboard.getFromScoreSaberToken(scoreSaberService.getLeaderboard(score.getLeaderboardId()));
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scores.add(new ScoreSaberScoreResponse(
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score.getId(),
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score.getPlayerId(),
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score.getPlatform(),
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score.getPlatformScoreId(),
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score.getLeaderboardId(),
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score.getRank(),
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score.getAccuracy(),
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score.getPp(),
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score.getScore(),
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score.getModifiers(),
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score.getMisses(),
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score.getBadCuts(),
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score.getDeviceInformation(),
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score.getTimestamp(),
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scoreSaberScore.getWeight(),
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scoreSaberScore.getMultiplier(),
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scoreSaberScore.getMaxCombo(),
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user,
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leaderboard
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));
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}
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return scores;
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scores.add(new ScoreSaberScoreResponse(
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score.getId(),
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score.getPlayerId(),
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score.getPlatform(),
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score.getPlatformScoreId(),
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score.getLeaderboardId(),
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score.getRank(),
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score.getAccuracy(),
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score.getPp(),
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score.getScore(),
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score.getModifiers(),
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score.getMisses(),
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score.getBadCuts(),
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score.getDeviceInformation(),
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score.getTimestamp(),
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scoreSaberScore.getWeight(),
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scoreSaberScore.getMultiplier(),
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scoreSaberScore.getMaxCombo(),
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user,
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leaderboard
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));
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}
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return scores;
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});
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return builder.getPage(pageNumber);
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}
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/**
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@ -245,7 +249,8 @@ public class ScoreService {
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* @param leaderboardId The leaderboard id to get the score from.
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* @return The previous score.
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*/
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public @NonNull List<Score> getScoreHistory(@NonNull Platform.Platforms platform, @NonNull User user, @NonNull String leaderboardId) {
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public @NonNull List<Score> getScoreHistory(@NonNull Platform.Platforms platform, @NonNull User
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user, @NonNull String leaderboardId) {
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List<Score> foundScores = new ArrayList<>(this.scoreRepository.findScores(platform, user.getSteamId(), leaderboardId));
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// Sort previous scores by timestamp (newest -> oldest)
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@ -280,7 +285,8 @@ public class ScoreService {
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* @param score The score to log.
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* @param user The user who set the score.
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*/
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private void logScore(@NonNull Platform.Platforms platform, @NonNull Leaderboard leaderboard, @NonNull Score score,
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private void logScore(@NonNull Platform.Platforms platform, @NonNull Leaderboard leaderboard, @NonNull Score
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score,
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@NonNull User user) {
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String platformName = EnumUtils.getEnumName(platform);
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boolean isRanked = score.getPp() != 0;
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@ -9,13 +9,12 @@ import cc.fascinated.model.user.history.HistoryPoint;
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import cc.fascinated.repository.UserRepository;
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import lombok.NonNull;
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import lombok.extern.log4j.Log4j2;
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import net.jodah.expiringmap.ExpirationPolicy;
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import net.jodah.expiringmap.ExpiringMap;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import java.util.Date;
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import java.util.List;
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import java.util.Optional;
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import java.util.UUID;
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import java.util.*;
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import java.util.concurrent.TimeUnit;
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/**
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@ -41,6 +40,15 @@ public class UserService {
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@NonNull
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private final ScoreSaberService scoreSaberService;
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/**
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* The user cache to use
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*/
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private final Map<String, User> userCache = ExpiringMap.builder()
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.maxSize(5_000)
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.expirationPolicy(ExpirationPolicy.ACCESSED)
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.expiration(1, TimeUnit.HOURS)
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.build();
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@Autowired
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public UserService(@NonNull UserRepository userRepository, @NonNull ScoreSaberService scoreSaberService) {
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this.userRepository = userRepository;
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@ -58,6 +66,10 @@ public class UserService {
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if (!this.isValidSteamId(steamId)) {
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throw new BadRequestException("Invalid steam id");
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}
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if (this.userCache.containsKey(steamId)) {
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return this.userCache.get(steamId);
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}
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Optional<User> userOptional = this.userRepository.findBySteamId(steamId);
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User user;
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boolean shouldUpdate = false;
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@ -94,6 +106,7 @@ public class UserService {
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if (shouldUpdate) {
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this.saveUser(user); // Save the user
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}
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this.userCache.put(steamId, user);
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return user;
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}
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