feat(流程管理): 新增 流程设计器对"服务任务"支持

ruoyi-ui/src/plugins/package/penal/task/ElementTask.vue

@@ -1,6 +1,6 @@
 <template>
   <div class="panel-tab__content">
-    <el-form size="mini" label-width="90px" @submit.native.prevent>
+    <el-form size="mini" label-width="96px" @submit.native.prevent>
 <!--      <el-form-item label="异步延续">-->
 <!--        <el-checkbox v-model="taskConfigForm.asyncBefore" label="异步前" @change="changeTaskAsync" />-->
 <!--        <el-checkbox v-model="taskConfigForm.asyncAfter" label="异步后" @change="changeTaskAsync" />-->
@@ -13,12 +13,13 @@
 
 <script>
 import UserTask from "./task-components/UserTask";
+import ServiceTask from "./task-components/ServiceTask";
 import ScriptTask from "./task-components/ScriptTask";
 import ReceiveTask from "./task-components/ReceiveTask";
 
 export default {
   name: "ElementTaskConfig",
-  components: { UserTask, ScriptTask, ReceiveTask },
+  components: { UserTask, ServiceTask, ScriptTask, ReceiveTask },
   props: {
     id: String,
     type: String
@@ -36,6 +37,7 @@ export default {
         // 接收消息任务，需要在全局下插入新的消息实例，并在该节点下的 messageRef 属性绑定该实例
         // 发送任务、服务任务、业务规则任务共用一个相同配置
         UserTask: "UserTask", // 用户任务配置
+        ServiceTask: "ServiceTask", // 服务任务配置
         ScriptTask: "ScriptTask", // 脚本任务配置
         ReceiveTask: "ReceiveTask" // 消息接收任务
       }

ruoyi-ui/src/plugins/package/penal/task/task-components/ServiceTask.vue

@@ -0,0 +1,86 @@
+<template>
+  <div>
+    <el-form-item label="执行类型" key="executeType">
+      <el-select v-model="serviceTaskForm.executeType">
+        <el-option label="Java类" value="class" />
+        <el-option label="表达式" value="expression" />
+        <el-option label="代理表达式" value="delegateExpression" />
+      </el-select>
+    </el-form-item>
+    <el-form-item
+      v-if="serviceTaskForm.executeType === 'class'"
+      label="Java类"
+      prop="class"
+      key="execute-class"
+    >
+      <el-input v-model="serviceTaskForm.class" clearable @change="updateElementTask" />
+    </el-form-item>
+    <el-form-item
+      v-if="serviceTaskForm.executeType === 'expression'"
+      label="表达式"
+      prop="expression"
+      key="execute-expression"
+    >
+      <el-input v-model="serviceTaskForm.expression" clearable @change="updateElementTask" />
+    </el-form-item>
+    <el-form-item
+      v-if="serviceTaskForm.executeType === 'delegateExpression'"
+      label="代理表达式"
+      prop="delegateExpression"
+      key="execute-delegate"
+    >
+      <el-input v-model="serviceTaskForm.delegateExpression" clearable @change="updateElementTask" />
+    </el-form-item>
+  </div>
+</template>
+
+<script>
+export default {
+  name: "ServiceTask",
+  props: {
+    id: String,
+    type: String
+  },
+  data() {
+    return {
+      defaultTaskForm: {
+        executeType: "",
+        class: "",
+        expression: "",
+        delegateExpression: ""
+      },
+      serviceTaskForm: {}
+    };
+  },
+  watch: {
+    id: {
+      immediate: true,
+      handler() {
+        this.bpmnElement = window.bpmnInstances.bpmnElement;
+        this.$nextTick(() => this.resetTaskForm());
+      }
+    }
+  },
+  methods: {
+    resetTaskForm() {
+      for (let key in this.defaultTaskForm) {
+        let value = this.bpmnElement?.businessObject[key] || this.defaultTaskForm[key];
+        if (value) this.$set(this.serviceTaskForm, "executeType", key);
+        this.$set(this.serviceTaskForm, key, value);
+      }
+    },
+    updateElementTask() {
+      let taskAttr = Object.create(null);
+      const type = this.serviceTaskForm.executeType;
+      for (let key in this.serviceTaskForm) {
+        if (key !== 'executeType' && key !== type) taskAttr[key] = null;
+      }
+      taskAttr[type] = this.serviceTaskForm[type] || "";
+      window.bpmnInstances.modeling.updateProperties(this.bpmnElement, taskAttr);
+    }
+  },
+  beforeDestroy() {
+    this.bpmnElement = null;
+  }
+};
+</script>