추세검색 설정 수정

2026-05-27 02:10:00 +09:00
parent 2e08c6b16f
commit fc06a16184
27 changed files with 1262 additions and 147 deletions
@@ -0,0 +1,129 @@
+package com.goldenchart.service;
+
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.goldenchart.dto.TrendSearchRequest;
+import com.goldenchart.dto.TrendSearchResultDto;
+import com.goldenchart.dto.TrendSearchResultsResponse;
+import com.goldenchart.entity.GcAppSettings;
+import com.goldenchart.entity.GcTrendSearchSnapshot;
+import com.goldenchart.repository.GcAppSettingsRepository;
+import com.goldenchart.repository.GcTrendSearchSnapshotRepository;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.time.Instant;
+import java.time.LocalDateTime;
+import java.time.ZoneId;
+import java.util.Collections;
+import java.util.List;
+import java.util.Optional;
+
+@Service
+@RequiredArgsConstructor
+@Slf4j
+public class TrendSearchSnapshotService {
+
+    private static final TypeReference<List<TrendSearchResultDto>> RESULT_LIST_TYPE = new TypeReference<>() {};
+
+    private final GcTrendSearchSnapshotRepository snapshotRepo;
+    private final GcAppSettingsRepository appSettingsRepo;
+    private final TrendSearchService trendSearchService;
+    private final TrendSearchSettingsHelper settingsHelper;
+    private final ObjectMapper mapper;
+
+    @Transactional(readOnly = true)
+    public TrendSearchResultsResponse getResults(Long userId, String deviceId) {
+        String scopeKey = TrendSearchScope.key(userId, deviceId);
+        return snapshotRepo.findById(scopeKey)
+                .map(this::toResponse)
+                .orElse(TrendSearchResultsResponse.empty());
+    }
+
+    @Transactional
+    public List<TrendSearchResultDto> scanAndPersist(Long userId, String deviceId, TrendSearchRequest request) {
+        GcAppSettings app = findAppSettings(userId, deviceId);
+        TrendSearchRequest req = app != null
+                ? settingsHelper.mergeRequestWithSettings(request, app)
+                : (request != null ? request : new TrendSearchRequest());
+        List<TrendSearchResultDto> results = trendSearchService.scan(req);
+        persist(scopeKey(userId, deviceId), userId, deviceId, req, results);
+        return results;
+    }
+
+    @Transactional
+    public void runScheduledScan(Long userId, String deviceId) {
+        String scopeKey = TrendSearchScope.key(userId, deviceId);
+        GcAppSettings app = findAppSettings(userId, deviceId);
+        if (app == null) return;
+
+        TrendSearchRequest last = snapshotRepo.findById(scopeKey)
+                .map(s -> settingsHelper.parseRequestJson(s.getRequestJson()))
+                .orElse(null);
+        TrendSearchRequest req = settingsHelper.buildRequest(app, last);
+        List<TrendSearchResultDto> results = trendSearchService.scan(req);
+        persist(scopeKey, userId, deviceId, req, results);
+        log.debug("[TrendSearch] scheduled scan scope={} count={}", scopeKey, results.size());
+    }
+
+    private void persist(String scopeKey, Long userId, String deviceId,
+                         TrendSearchRequest req, List<TrendSearchResultDto> results) {
+        try {
+            String resultsJson = mapper.writeValueAsString(results != null ? results : Collections.emptyList());
+            String requestJson = mapper.writeValueAsString(req);
+            GcTrendSearchSnapshot snap = snapshotRepo.findById(scopeKey).orElseGet(() ->
+                    GcTrendSearchSnapshot.builder().scopeKey(scopeKey).build());
+            snap.setUserId(userId);
+            snap.setDeviceId(deviceId);
+            snap.setTimeframe(req.getTimeframe() != null ? req.getTimeframe() : "1d");
+            snap.setScannedAt(LocalDateTime.now());
+            snap.setRequestJson(requestJson);
+            snap.setResultsJson(resultsJson);
+            snapshotRepo.save(snap);
+        } catch (Exception e) {
+            log.warn("[TrendSearch] persist failed scope={}: {}", scopeKey, e.getMessage());
+        }
+    }
+
+    private TrendSearchResultsResponse toResponse(GcTrendSearchSnapshot snap) {
+        List<TrendSearchResultDto> list = Collections.emptyList();
+        try {
+            if (snap.getResultsJson() != null && !snap.getResultsJson().isBlank()) {
+                list = mapper.readValue(snap.getResultsJson(), RESULT_LIST_TYPE);
+            }
+        } catch (Exception e) {
+            log.warn("[TrendSearch] deserialize results scope={}: {}", snap.getScopeKey(), e.getMessage());
+        }
+        Instant scannedAt = snap.getScannedAt() != null
+                ? snap.getScannedAt().atZone(ZoneId.systemDefault()).toInstant()
+                : null;
+        return TrendSearchResultsResponse.builder()
+                .results(list)
+                .timeframe(snap.getTimeframe())
+                .scannedAt(scannedAt)
+                .build();
+    }
+
+    private GcAppSettings findAppSettings(Long userId, String deviceId) {
+        if (userId != null) {
+            return appSettingsRepo.findByUserId(userId).orElse(null);
+        }
+        if (deviceId != null && !deviceId.isBlank()) {
+            return appSettingsRepo.findByDeviceId(deviceId).orElse(null);
+        }
+        return null;
+    }
+
+    private static String scopeKey(Long userId, String deviceId) {
+        return TrendSearchScope.key(userId, deviceId);
+    }
+
+    /** 스케줄러: 마지막 스캔 시각 (없으면 epoch) */
+    @Transactional(readOnly = true)
+    public Optional<LocalDateTime> lastScannedAt(Long userId, String deviceId) {
+        return snapshotRepo.findById(TrendSearchScope.key(userId, deviceId))
+                .map(GcTrendSearchSnapshot::getScannedAt);
+    }
+}