dev add statistic files protected

2026-04-16 00:54:44 +07:00
parent db3dcb8166
commit bbf8e3ee3d
7 changed files with 179 additions and 1 deletions
@@ -0,0 +1,65 @@
+package ru.soune.nocopy.service.statistic;
+
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+import ru.soune.nocopy.dto.statistic.TokenStatisticResponse;
+import ru.soune.nocopy.repository.PaymentRepository;
+import ru.soune.nocopy.repository.TokenOperationRepository;
+import ru.soune.nocopy.util.PercentileCalculator;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+@Service
+@RequiredArgsConstructor
+@Slf4j
+public class TokenStatisticService {
+    private final PaymentRepository paymentRepository;
+
+    private final TokenOperationRepository tokenOperationRepository;
+
+    private static final int PERCENTILE_5 = 5;
+
+    private static final int PERCENTILE_50 = 50;
+
+    private static final int PERCENTILE_95 = 95;
+
+    public TokenStatisticResponse getTokenStatistics() {
+        Long totalBought = paymentRepository.getTotalTokensBought();
+        Long totalSpent = tokenOperationRepository.getTotalTokensSpent();
+
+        List<Object[]> boughtData = paymentRepository.getTokensBoughtPerUser();
+        List<Long> boughtValues = extractTokenValues(boughtData);
+
+        List<Object[]> spentData = tokenOperationRepository.getTokensSpentPerUser();
+        List<Long> spentValues = extractTokenValues(spentData);
+
+        PercentileCalculator.PercentilesResult boughtPercentiles =
+                PercentileCalculator.calculatePercentiles(boughtValues, PERCENTILE_5, PERCENTILE_50, PERCENTILE_95);
+        PercentileCalculator.PercentilesResult spentPercentiles =
+                PercentileCalculator.calculatePercentiles(spentValues, PERCENTILE_5, PERCENTILE_50, PERCENTILE_95);
+
+        return TokenStatisticResponse.builder()
+                .totalBought(totalBought != null ? totalBought : 0L)
+                .totalSpent(totalSpent != null ? totalSpent : 0L)
+                .boughtPerUser(new TokenStatisticResponse.Percentiles(
+                        boughtPercentiles.getP5(),
+                        boughtPercentiles.getP50(),
+                        boughtPercentiles.getP95()
+                ))
+                .spentPerUser(new TokenStatisticResponse.Percentiles(
+                        spentPercentiles.getP5(),
+                        spentPercentiles.getP50(),
+                        spentPercentiles.getP95()
+                ))
+                .build();
+    }
+
+    private List<Long> extractTokenValues(List<Object[]> data) {
+        return data.stream()
+                .map(row -> row[1] != null ? ((Number) row[1]).longValue() : 0L)
+                .filter(value -> value > 0)
+                .collect(Collectors.toList());
+    }
+}