【dst模型初始化导入导出】第三版

ibzdst-core/src/main/java/cn/ibizlab/core/lite/extensions/domain/RelationshipModel.java

 package cn.ibizlab.core.lite.extensions.domain;
 
+import cn.ibizlab.core.lite.domain.MetaRelationship;
 import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
@@ -27,4 +28,6 @@ public class RelationshipModel {
 
     private String entityId;
 
+    private MetaRelationship relation;
+
 }

ibzdst-core/src/main/java/cn/ibizlab/core/lite/extensions/service/LiteModelService.java

 package cn.ibizlab.core.lite.extensions.service;
 
-import cn.ibizlab.core.lite.domain.*;
+import cn.ibizlab.core.extensions.domain.AssembleModel;
+import cn.ibizlab.core.extensions.service.MetaModelExService;
+import cn.ibizlab.core.lite.domain.DstApp;
+import cn.ibizlab.core.lite.domain.DstSystem;
+import cn.ibizlab.core.lite.domain.MetaEntity;
+import cn.ibizlab.core.lite.domain.MetaModel;
 import cn.ibizlab.core.lite.extensions.domain.EntityModel;
 import cn.ibizlab.core.lite.extensions.domain.FieldModel;
 import cn.ibizlab.core.lite.extensions.domain.RelationshipModel;
 import cn.ibizlab.core.lite.extensions.model.DataModel;
 import cn.ibizlab.core.lite.extensions.util.LiteStorage;
-import cn.ibizlab.core.lite.filter.MetaEntitySearchContext;
 import cn.ibizlab.core.lite.filter.MetaFieldSearchContext;
 import cn.ibizlab.core.lite.service.*;
+import cn.ibizlab.util.domain.FileItem;
 import cn.ibizlab.util.errors.BadRequestAlertException;
+import cn.ibizlab.util.errors.InternalServerErrorException;
 import com.alibaba.fastjson.JSON;
-import com.alibaba.fastjson.JSONArray;
+import com.alibaba.fastjson.JSONObject;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.cache.annotation.CacheEvict;
 import org.springframework.cache.annotation.Cacheable;
 import org.springframework.cache.annotation.Caching;
 import org.springframework.context.annotation.Lazy;
-import org.springframework.http.ResponseEntity;
 import org.springframework.stereotype.Service;
+import org.springframework.util.DigestUtils;
+import org.springframework.util.FileCopyUtils;
 import org.springframework.util.StringUtils;
-import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.multipart.MultipartFile;
 
 import javax.annotation.PostConstruct;
-import java.sql.Wrapper;
-import java.util.ArrayList;
-import java.util.LinkedHashMap;
-import java.util.List;
-import java.util.Map;
+import java.io.*;
+import java.nio.file.Files;
+import java.util.*;
+
+import static cn.ibizlab.util.service.SimpleFileService.getExtensionName;
 
 @Service
 public class LiteModelService {
@@ -91,7 +99,7 @@ public class LiteModelService {
 
         EntityModel entityModel = new EntityModel();
         entityModel.setEntity(entity);
-        entityModel.setDataSets(metaDataSetService.selectByEntityId(entity.getEntityId()));
+        entityModel.setDataSets(metaDataSetService.selectByEntityId(entity != null ? entity.getEntityId() : null));
 
         Map<String, RelationshipModel> parentSet = new LinkedHashMap();
         List<RelationshipModel> references = new ArrayList<>();
@@ -100,6 +108,7 @@ public class LiteModelService {
             RelationshipModel model = new RelationshipModel();
             MetaEntity parentEntity = LiteStorage.getMetaEntity(item.getRefEntityId());
             if(parentEntity!=null){
+                model.setRelation(item);
                 model.setCodeName(item.getCodeName());
                 model.setDataSourceName(parentEntity.getDsName());
                 model.setEntityCodeName(parentEntity.getCodeName());
@@ -120,6 +129,7 @@ public class LiteModelService {
             RelationshipModel model = new RelationshipModel();
             MetaEntity subEntity = LiteStorage.getMetaEntity(item.getEntityId());
             if(subEntity!=null){
+                model.setRelation(item);
                 model.setCodeName(StringUtils.isEmpty(item.getNestedName())?item.getCodeName()+"_"+item.getEntityName():item.getNestedName());
                 model.setDataSourceName(subEntity.getDsName());
                 model.setEntityCodeName(subEntity.getCodeName());
@@ -195,6 +205,11 @@ public class LiteModelService {
     @Lazy
     private IDstSystemService dstSystemService;
 
+    @Value("${ibiz.filePath:/app/file/}")
+    private String fileRoot;
+
+    @Autowired
+    private MetaModelExService metaModelExService;
 
     @Cacheable( value="syspssystem",key = "'row:all-dst-apps'")
     public LinkedHashMap<String, DstApp> getApps() {
@@ -247,4 +262,103 @@ public class LiteModelService {
         return list;
     }
 
+    public FileItem uploadFile(MultipartFile multipartFile) {
+        FileItem item = null;
+        // 获取文件名
+        String fileName = multipartFile.getOriginalFilename();
+        // 获取文件后缀
+        String extname = "."+getExtensionName(fileName);
+        try {
+            String fileid = DigestUtils.md5DigestAsHex(multipartFile.getInputStream());
+            String fileFullPath = this.fileRoot+"ibizutil"+File.separator+File.separator+fileName;
+            File file = new File(fileFullPath);
+            File parent = new File(file.getParent());
+            if(!parent.exists()) {
+                parent.mkdirs();
+            }
+            FileCopyUtils.copy(multipartFile.getInputStream(), Files.newOutputStream(file.toPath()));
+            item = new FileItem(fileid, fileName, fileid, fileName, (int)multipartFile.getSize(), extname);
+        } catch (IOException e) {
+            throw new InternalServerErrorException("文件上传失败，"+e);
+        }
+        return item;
+    }
+
+
+
+    public String saveFile(String jsonObject) {
+        // 获取文件名
+        String fileName = "packageModel_"+UUID.randomUUID().toString().replace("-","").toUpperCase();
+        // 获取文件后缀
+        String extname = ".json";
+        try {
+            String fileFullPath = this.fileRoot+"ibizutil"+File.separator+fileName+extname;
+            File file = new File(fileFullPath);
+            File parent = new File(file.getParent());
+            if(!parent.exists()) {
+                parent.mkdirs();
+            }
+            writeFile(fileFullPath,jsonObject);
+        } catch (Exception e) {
+            throw new InternalServerErrorException("文件上传失败，"+e);
+        }
+        return fileName+extname;
+    }
+
+    public File getFile(String fileId) {
+        String dirpath = this.fileRoot + "ibizutil" + File.separator + fileId;
+        File parent = new File(dirpath);
+        if (parent.exists()) {
+            return parent;
+        }
+        throw new InternalServerErrorException("文件未找到");
+    }
+    public static void writeFile(String filePath, String sets) throws IOException {
+        FileWriter fw = new FileWriter(filePath);
+        PrintWriter out = new PrintWriter(fw);
+        out.write(sets);
+        out.println();
+        fw.close();
+        out.close();
+    }
+
+    public String exportFile(List<MetaModel> model){
+        List<AssembleModel> temp = new ArrayList<>();
+        for (MetaModel metaModel : model) {
+            temp.add(null);
+        }
+        String json = JSON.toJSONString(temp);
+        String fileName = this.saveFile(json);
+        return fileName;
+    }
+
+    public List<AssembleModel> translateFile(MultipartFile file){
+        BufferedReader reader = null;
+        String ans = "";
+        try{
+            Reader read = new InputStreamReader(file.getInputStream(), "utf-8");
+            reader = new BufferedReader(read);
+            String tmpString = null;
+            while((tmpString = reader.readLine()) != null){
+                ans += tmpString ;
+            }
+            if(StringUtils.isEmpty(ans)){
+                throw new BadRequestAlertException("文件内容为空","","");
+            }
+            List<AssembleModel> assembleModel = JSONObject.parseArray(ans, AssembleModel.class);
+
+            return assembleModel;
+
+        }catch (Exception e){
+            return null;
+        }finally{
+            if(reader != null){
+                try{
+                    reader.close();
+                }catch(IOException ee){
+                    ee.printStackTrace();
+                }
+            }
+        }
+    }
 }