src/main/java/com/pt/service/ResourceService.java

package com.pt.service;

import com.pt.entity.Resource;
import com.pt.repository.ResourceRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.LocalDateTime;
import java.util.List;

@Service
public class ResourceService {

    @Autowired
    private ResourceRepository resourceRepository;

    public ResourceService(ResourceRepository resourceRepository) {
        this.resourceRepository = resourceRepository;
    }

    public List<Resource> getAllResources() {
        return resourceRepository.findAll();
    }

    public void publishResource(String name, String description, String publisher, double size) {
        Resource resource = new Resource();
        resource.setName(name);
        resource.setSize(size);
        resource.setDescription(description);
        resource.setAuthor(publisher);
        resource.setPublishTime(LocalDateTime.now());
        resourceRepository.save(resource);
    }

    public Resource getResourceById(int resourceId) {
        return resourceRepository.findById(resourceId).orElse(null);
    }

    public List<Resource> searchByQuery(String query) {
        return resourceRepository.findByNameContainingIgnoreCase(query);
    }

    public List<Resource> getResourcesByAuthor(String author) {
        return resourceRepository.findByAuthor(author);
    }

    public void deleteResource(int resourceId) {
        resourceRepository.deleteById(resourceId);
    }
}