added uptime monitoring

src/main/java/zw/qantra/tm/domain/services/UptimeService.java

@@ -0,0 +1,48 @@
+package zw.qantra.tm.domain.services;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.stereotype.Service;
+import zw.qantra.tm.domain.models.Uptime;
+import zw.qantra.tm.domain.repositories.UptimeRepository;
+
+import java.util.List;
+import java.util.Optional;
+import java.util.UUID;
+
+@Getter
+@Service
+@RequiredArgsConstructor
+public class UptimeService {
+    private final UptimeRepository uptimeRepository;
+
+    public Page<Uptime> getAllUptimes(Pageable pageable) {
+        return uptimeRepository.findAll(pageable);
+    }
+
+    public Optional<Uptime> getUptime(UUID id) {
+        return uptimeRepository.findById(id);
+    }
+
+    public Uptime createUptime(Uptime uptime) {
+        return uptimeRepository.save(uptime);
+    }
+
+    public Uptime updateUptime(UUID id, Uptime uptime) {
+        if (uptimeRepository.existsById(id)) {
+            uptime.setId(id);
+            return uptimeRepository.save(uptime);
+        }
+        return null;
+    }
+
+    public boolean deleteUptime(UUID id) {
+        if (uptimeRepository.existsById(id)) {
+            uptimeRepository.deleteById(id);
+            return true;
+        }
+        return false;
+    }
+}