[UNI-255] feat: 로컬 캐시 버전 구현

softeer5th · Feb 20, 2025 · 22b01d0 · 22b01d0
1 parent 78524d9
commit 22b01d0
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Showing 2 changed files with 32 additions and 0 deletions.
diff --git a/uniro_backend/src/main/java/com/softeer5/uniro_backend/map/controller/MapController.java b/uniro_backend/src/main/java/com/softeer5/uniro_backend/map/controller/MapController.java
@@ -25,6 +25,11 @@ public class MapController implements MapApi {
 	private final MapService mapService;
 	private final AdminService adminService;
 
+	@GetMapping("/{univId}/routes-local")
+	public ResponseEntity<GetAllRoutesResDTO> getAllRoutesAndNodesByLocalCache(@PathVariable("univId") Long univId){
+		GetAllRoutesResDTO allRoutes = mapService.getAllRoutesByLocalCache(univId);
+		return ResponseEntity.ok().body(allRoutes);
+	}
 	@Override
 	@GetMapping("/{univId}/routes")
 	public ResponseEntity<GetAllRoutesResDTO> getAllRoutesAndNodes(@PathVariable("univId") Long univId){

diff --git a/uniro_backend/src/main/java/com/softeer5/uniro_backend/map/service/MapService.java b/uniro_backend/src/main/java/com/softeer5/uniro_backend/map/service/MapService.java
@@ -63,6 +63,33 @@ public class MapService {
 
 	private final RedisService redisService;
 
+	private final Map<Long, List<LightRoute>> cache = new HashMap<>();
+
+	public GetAllRoutesResDTO getAllRoutesByLocalCache(Long univId) {
+
+		if(!cache.containsKey(univId)){
+			List<Route> routes = routeRepository.findAllRouteByUnivIdWithNodes(univId);
+			List<LightRoute> lightRoutes = routes.stream().map(LightRoute::new).toList();
+			cache.put(univId, lightRoutes);
+		}
+
+		List<LightRoute> routes = cache.get(univId);
+
+		// 맵이 존재하지 않을 경우 예외
+		if(routes.isEmpty()) {
+			throw new RouteException("Route Not Found", ROUTE_NOT_FOUND);
+		}
+
+		RevInfo revInfo = revInfoRepository.findFirstByUnivIdOrderByRevDesc(univId)
+			.orElseThrow(() -> new RouteException("Revision not found", RECENT_REVISION_NOT_FOUND));
+
+		AllRoutesInfo allRoutesInfo = routeCacheCalculator.assembleRoutes(routes);
+		GetAllRoutesResDTO response = GetAllRoutesResDTO.of(allRoutesInfo.getNodeInfos(), allRoutesInfo.getCoreRoutes(),
+			allRoutesInfo.getBuildingRoutes(), revInfo.getRev());
+
+		return response;
+	}
+
 	public GetAllRoutesResDTO getAllRoutes(Long univId) {
 
 		if(!redisService.hasData(univId.toString())){