package com.mossle.form.operation;
import java.util.Map;
import com.mossle.bpm.cmd.CompleteTaskWithCommentCmd;
import com.mossle.core.spring.ApplicationContextHelper;
import com.mossle.form.keyvalue.KeyValue;
import com.mossle.form.keyvalue.Prop;
import com.mossle.form.keyvalue.Record;
import com.mossle.form.keyvalue.RecordBuilder;
import com.mossle.security.util.SpringSecurityUtils;
import org.activiti.engine.ProcessEngine;
import org.activiti.engine.impl.interceptor.Command;
import org.activiti.engine.impl.interceptor.CommandContext;
import org.activiti.engine.task.Task;
import org.springframework.util.Assert;
/**
* 保存草稿.
*/
public class SaveDraftOperation extends AbstractOperation<String> {
public static final String OPERATION_BUSINESS_KEY = "businessKey";
public static final String OPERATION_TASK_ID = "taskId";
public static final String OPERATION_BPM_PROCESS_ID = "bpmProcessId";
public static final int STATUS_DRAFT_PROCESS = 0;
public static final int STATUS_DRAFT_TASK = 1;
public static final int STATUS_RUNNING = 2;
public String execute(CommandContext commandContext) {
String taskId = getParameter(OPERATION_TASK_ID);
String businessKey = getParameter(OPERATION_BUSINESS_KEY);
String bpmProcessId = getParameter(OPERATION_BPM_PROCESS_ID);
String userId = SpringSecurityUtils.getCurrentUserId();
KeyValue keyValue = getKeyValue();
if (this.notEmpty(taskId)) {
// 如果是任务草稿，直接通过processInstanceId获得record，更新数据
// TODO: 分支肯定有问题
Task task = getProcessEngine().getTaskService().createTaskQuery()
.taskId(taskId).singleResult();
if (task == null) {
throw new IllegalStateException("任务不存在");
}
String processInstanceId = task.getProcessInstanceId();
Record record = keyValue.findByRef(processInstanceId);
if (record != null) {
record = new RecordBuilder().build(record, STATUS_DRAFT_TASK,
getParameters());
keyValue.save(record);
businessKey = record.getCode();
}
} else if (this.notEmpty(businessKey)) {
// 如果是流程草稿，直接通过businessKey获得record，更新数据
Record record = keyValue.findByCode(businessKey);
record = new RecordBuilder().build(record, STATUS_DRAFT_PROCESS,
getParameters());
keyValue.save(record);
} else {
// 如果是第一次保存草稿，肯定是流程草稿，先初始化record，再保存数据
Record record = new RecordBuilder().build(bpmProcessId,
STATUS_DRAFT_PROCESS, getParameters(), userId);
keyValue.save(record);
businessKey = record.getCode();
}
return businessKey;
}
public boolean notEmpty(String str) {
return (str != null) && (!"".equals(str));
}
public KeyValue getKeyValue() {
return ApplicationContextHelper.getBean(KeyValue.class);
}
}