backend/src/main/java/nju/seec/helper/sys/bok/api/KnowledgeApi.java

package nju.seec.helper.sys.bok.api;

import lombok.AllArgsConstructor;
import lombok.Data;
import nju.seec.helper.sys.bok.vo.KnowledgeNodeVO;
import nju.seec.helper.util.RestRequestUtil;
import nju.seec.helper.util.cache.BaseCacheUtils;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;

import java.util.List;

/**
 * @author cst
 */
@Component
@ConfigurationProperties("bok.knowledge")
@Data
public class KnowledgeApi {
    @Value("${bok.knowledge-cache-name}")
    private String bokKnowledgeCacheName;

    private final RestRequestUtil restRequestUtil;
    private final BaseCacheUtils cacheUtils;

    private String url;

    @SuppressWarnings("unchecked")
    public List<KnowledgeNodeVO> getAllKnowledgeNodes() {
        Object cache = cacheUtils.get(bokKnowledgeCacheName, "all");
        if (cache instanceof List) {
            return (List<KnowledgeNodeVO>) cache;
        }
        List<KnowledgeNodeVO> knowledgeNodeVOList = restRequestUtil.sendGetRequest(url, List.class);
        cacheUtils.set(bokKnowledgeCacheName, "all", knowledgeNodeVOList);
        return knowledgeNodeVOList;
    }

    @AllArgsConstructor(staticName = "of")
    @Data
    private static class KnowledgeGetDTO {
        private String name;
        private String relation;
    }
}