package com.java110.common.api;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.fasterxml.jackson.databind.node.ObjectNode;
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import org.activiti.editor.constants.ModelDataJsonConstants;
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import org.activiti.engine.RepositoryService;
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import org.activiti.engine.repository.Model;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Controller;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.ResponseBody;
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import javax.servlet.http.HttpServletResponse;
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import java.io.IOException;
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/**
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* @author luobaimang
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* @date 2019/11/28
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*/
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@Controller
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public class ModelController {
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private static final Logger logger = LoggerFactory.getLogger(ModelController.class);
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@Autowired
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private RepositoryService repositoryService;
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@Autowired
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private ObjectMapper objectMapper;
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/**
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* 创建模型
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* @param response
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* @param name 模型名称
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* @param key 模型key
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*/
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@RequestMapping("/create")
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@ResponseBody
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public String create(HttpServletResponse response, String name, String key) throws IOException {
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logger.info("创建模型入参name：{},key:{}",name,key);
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Model model = repositoryService.newModel();
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ObjectNode modelNode = objectMapper.createObjectNode();
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modelNode.put(ModelDataJsonConstants.MODEL_NAME, name);
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modelNode.put(ModelDataJsonConstants.MODEL_DESCRIPTION, "");
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modelNode.put(ModelDataJsonConstants.MODEL_REVISION, 1);
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model.setName(name);
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model.setKey(key);
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model.setMetaInfo(modelNode.toString());
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repositoryService.saveModel(model);
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createObjectNode(model.getId());
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logger.info("创建模型结束，返回模型ID：{}",model.getId());
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return model.getId();
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}
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/**
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* 创建模型时完善ModelEditorSource
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* @param modelId
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*/
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@SuppressWarnings("deprecation")
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private void createObjectNode(String modelId){
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logger.info("创建模型完善ModelEditorSource入参模型ID：{}",modelId);
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ObjectNode editorNode = objectMapper.createObjectNode();
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editorNode.put("id", "canvas");
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editorNode.put("resourceId", "canvas");
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ObjectNode stencilSetNode = objectMapper.createObjectNode();
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stencilSetNode.put("namespace","http://b3mn.org/stencilset/bpmn2.0#");
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editorNode.put("stencilset", stencilSetNode);
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try {
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repositoryService.addModelEditorSource(modelId,editorNode.toString().getBytes("utf-8"));
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} catch (Exception e) {
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logger.info("创建模型时完善ModelEditorSource服务异常：{}",e);
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}
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logger.info("创建模型完善ModelEditorSource结束");
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}
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}
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