dev add statistic files protected

2026-04-16 01:08:40 +07:00
parent bbf8e3ee3d
commit 74f9be8bf7
6 changed files with 152 additions and 1 deletions
@@ -0,0 +1,55 @@
+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.IncomeStatisticResponse;
+import ru.soune.nocopy.repository.ReferralJpaRepository;
+import ru.soune.nocopy.util.PercentileCalculator;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+@Service
+@RequiredArgsConstructor
+@Slf4j
+public class IncomeStatisticService {
+    private final ReferralJpaRepository referralRepository;
+
+    private static final int PERCENTILE_5 = 5;
+
+    private static final int PERCENTILE_50 = 50;
+
+    private static final int PERCENTILE_95 = 95;
+
+    public IncomeStatisticResponse getIncomeStatistics() {
+        Long totalIncome = referralRepository.getTotalIncome();
+        Long totalAvailable = referralRepository.getTotalAvailableIncome();
+        Long totalHold = referralRepository.getTotalHoldBalance();
+
+        List<Object[]> incomeData = referralRepository.getIncomePerUser();
+        List<Long> incomeValues = extractIncomeValues(incomeData);
+
+        PercentileCalculator.PercentilesResult incomePercentiles =
+                PercentileCalculator.calculatePercentiles(incomeValues, PERCENTILE_5, PERCENTILE_50,
+                        PERCENTILE_95);
+
+        return IncomeStatisticResponse.builder()
+                .totalIncome(totalIncome != null ? totalIncome : 0L)
+                .totalAvailable(totalAvailable != null ? totalAvailable : 0L)
+                .totalHold(totalHold != null ? totalHold : 0L)
+                .incomePerUser(new IncomeStatisticResponse.Percentiles(
+                        incomePercentiles.getP5() != null ? incomePercentiles.getP5() : 0L,
+                        incomePercentiles.getP50() != null ? incomePercentiles.getP50() : 0L,
+                        incomePercentiles.getP95() != null ? incomePercentiles.getP95() : 0L
+                ))
+                .build();
+    }
+
+    private List<Long> extractIncomeValues(List<Object[]> data) {
+        return data.stream()
+                .map(row -> row[1] != null ? ((Number) row[1]).longValue() : 0L)
+                .filter(value -> value > 0)
+                .collect(Collectors.toList());
+    }
+}