feat: [BPM 工作流] Simple 模型 - 路由分支节点

apps/web-antd/src/components/simple-process-design/components/nodes-config/router-node-config.vue

@@ -0,0 +1,290 @@
+<script setup lang="ts">
+import type { Ref } from 'vue';
+
+import type { RouterSetting, SimpleFlowNode } from '../../consts';
+
+import { inject, ref } from 'vue';
+
+import { useVbenDrawer } from '@vben/common-ui';
+import { IconifyIcon } from '@vben/icons';
+
+import {
+  Button,
+  Card,
+  Col,
+  Form,
+  FormItem,
+  Input,
+  message,
+  Row,
+  Select,
+  SelectOption,
+} from 'ant-design-vue';
+
+import { ConditionType, NodeType } from '../../consts';
+import { useNodeName, useWatchNode } from '../../helpers';
+import Condition from './modules/condition.vue';
+
+defineOptions({
+  name: 'RouterNodeConfig',
+});
+const props = defineProps({
+  flowNode: {
+    type: Object as () => SimpleFlowNode,
+    required: true,
+  },
+});
+const processNodeTree = inject<Ref<SimpleFlowNode>>('processNodeTree');
+
+// 当前节点
+const currentNode = useWatchNode(props);
+// 节点名称
+const { nodeName, showInput, clickIcon, blurEvent } = useNodeName(
+  NodeType.ROUTER_BRANCH_NODE,
+);
+const routerGroups = ref<RouterSetting[]>([]);
+const nodeOptions = ref<any[]>([]);
+const conditionRef = ref<any[]>([]);
+const formRef = ref();
+
+/** 保存配置 */
+const saveConfig = async () => {
+  // 校验路由分支选择
+  const routeIdValid = await formRef.value.validate().catch(() => false);
+  if (!routeIdValid) {
+    message.warning('请配置路由目标节点');
+    return false;
+  }
+
+  // 校验条件规则
+  let valid = true;
+  for (const item of conditionRef.value) {
+    if (item && !(await item.validate())) {
+      valid = false;
+    }
+  }
+  if (!valid) return false;
+  const showText = getShowText();
+  if (!showText) return false;
+  currentNode.value.name = nodeName.value!;
+  currentNode.value.showText = showText;
+  currentNode.value.routerGroups = routerGroups.value;
+  drawerApi.close();
+  return true;
+};
+
+// 使用 useVbenDrawer
+const [Drawer, drawerApi] = useVbenDrawer({
+  title: nodeName.value,
+  class: 'w-[630px]',
+  onCancel: () => {
+    drawerApi.close();
+  },
+  onConfirm: saveConfig,
+});
+
+// 显示路由分支节点配置， 由父组件调用
+const openDrawer = (node: SimpleFlowNode) => {
+  nodeOptions.value = [];
+  getRouterNode(processNodeTree?.value);
+  routerGroups.value = [];
+  nodeName.value = node.name;
+  if (node.routerGroups) {
+    routerGroups.value = node.routerGroups;
+  }
+  drawerApi.open();
+};
+
+const getShowText = () => {
+  if (
+    !routerGroups.value ||
+    !Array.isArray(routerGroups.value) ||
+    routerGroups.value.length <= 0
+  ) {
+    message.warning('请配置路由！');
+    return '';
+  }
+  for (const route of routerGroups.value) {
+    if (!route.nodeId || !route.conditionType) {
+      message.warning('请完善路由配置项！');
+      return '';
+    }
+    if (
+      route.conditionType === ConditionType.EXPRESSION &&
+      !route.conditionExpression
+    ) {
+      message.warning('请完善路由配置项！');
+      return '';
+    }
+    if (route.conditionType === ConditionType.RULE) {
+      for (const condition of route.conditionGroups.conditions) {
+        for (const rule of condition.rules) {
+          if (!rule.leftSide || !rule.rightSide) {
+            message.warning('请完善路由配置项！');
+            return '';
+          }
+        }
+      }
+    }
+  }
+  return `${routerGroups.value.length}条路由分支`;
+};
+
+const addRouterGroup = () => {
+  routerGroups.value.push({
+    nodeId: undefined,
+    conditionType: ConditionType.RULE,
+    conditionExpression: '',
+    conditionGroups: {
+      and: true,
+      conditions: [
+        {
+          and: true,
+          rules: [
+            {
+              opCode: '==',
+              leftSide: undefined,
+              rightSide: '',
+            },
+          ],
+        },
+      ],
+    },
+  });
+};
+
+const deleteRouterGroup = (index: number) => {
+  routerGroups.value.splice(index, 1);
+};
+
+// 递归获取所有节点
+const getRouterNode = (node: any) => {
+  // TODO 最好还需要满足以下要求
+  // 并行分支、包容分支内部节点不能跳转到外部节点
+  // 条件分支节点可以向上跳转到外部节点
+  while (true) {
+    if (!node) break;
+    if (
+      node.type !== NodeType.ROUTER_BRANCH_NODE &&
+      node.type !== NodeType.CONDITION_NODE
+    ) {
+      nodeOptions.value.push({
+        label: node.name,
+        value: node.id,
+      });
+    }
+    if (!node.childNode || node.type === NodeType.END_EVENT_NODE) {
+      break;
+    }
+    if (node.conditionNodes && node.conditionNodes.length > 0) {
+      node.conditionNodes.forEach((item: any) => {
+        getRouterNode(item);
+      });
+    }
+    node = node.childNode;
+  }
+};
+
+defineExpose({ openDrawer }); // 暴露方法给父组件
+</script>
+<template>
+  <Drawer>
+    <template #title>
+      <div class="flex items-center">
+        <Input
+          v-if="showInput"
+          type="text"
+          class="mr-2 w-48"
+          @blur="blurEvent()"
+          v-model:value="nodeName"
+          :placeholder="nodeName"
+        />
+        <div
+          v-else
+          class="flex cursor-pointer items-center"
+          @click="clickIcon()"
+        >
+          {{ nodeName }}
+          <IconifyIcon class="ml-1" icon="ep:edit-pen" />
+        </div>
+      </div>
+    </template>
+
+    <Form ref="formRef" :model="{ routerGroups }">
+      <Card
+        :body-style="{ padding: '10px' }"
+        class="mt-4"
+        v-for="(item, index) in routerGroups"
+        :key="index"
+      >
+        <template #title>
+          <div class="flex h-16 w-full items-center justify-between">
+            <div class="flex items-center font-normal">
+              <span class="font-medium">路由{{ index + 1 }}</span>
+              <FormItem
+                class="mb-0 ml-4 inline-block w-[180px]"
+                :name="['routerGroups', index, 'nodeId']"
+                :rules="{
+                  required: true,
+                  message: '路由目标节点不能为空',
+                  trigger: 'change',
+                }"
+              >
+                <Select
+                  v-model:value="item.nodeId"
+                  placeholder="请选择路由目标节点"
+                  allow-clear
+                >
+                  <SelectOption
+                    v-for="node in nodeOptions"
+                    :key="node.value"
+                    :value="node.value"
+                  >
+                    {{ node.label }}
+                  </SelectOption>
+                </Select>
+              </FormItem>
+            </div>
+            <Button
+              v-if="routerGroups.length > 1"
+              shape="circle"
+              class="flex items-center justify-center"
+              @click="deleteRouterGroup(index)"
+            >
+              <template #icon>
+                <IconifyIcon icon="ep:close" />
+              </template>
+            </Button>
+          </div>
+        </template>
+        <Condition
+          :ref="(el) => (conditionRef[index] = el)"
+          :model-value="routerGroups[index] as Record<string, any>"
+          @update:model-value="(val) => (routerGroups[index] = val)"
+        />
+      </Card>
+    </Form>
+
+    <Row class="mt-4">
+      <Col :span="24">
+        <Button
+          class="flex items-center p-0"
+          type="link"
+          @click="addRouterGroup"
+        >
+          <template #icon>
+            <IconifyIcon icon="ep:setting" />
+          </template>
+          新增路由分支
+        </Button>
+      </Col>
+    </Row>
+
+    <template #footer>
+      <div class="flex justify-end space-x-2">
+        <Button type="primary" @click="saveConfig">确 定</Button>
+        <Button @click="drawerApi.close">取 消</Button>
+      </div>
+    </template>
+  </Drawer>
+</template>

apps/web-antd/src/components/simple-process-design/components/nodes/router-node.vue

@@ -0,0 +1,115 @@
+<script setup lang="ts">
+import type { SimpleFlowNode } from '../../consts';
+
+import { inject, ref } from 'vue';
+
+import { IconifyIcon } from '@vben/icons';
+
+import { Input } from 'ant-design-vue';
+
+import { NODE_DEFAULT_TEXT, NodeType } from '../../consts';
+import { useNodeName2, useTaskStatusClass, useWatchNode } from '../../helpers';
+import RouterNodeConfig from '../nodes-config/router-node-config.vue';
+import NodeHandler from './node-handler.vue';
+
+defineOptions({ name: 'RouterNode' });
+
+const props = defineProps({
+  flowNode: {
+    type: Object as () => SimpleFlowNode,
+    required: true,
+  },
+});
+// 定义事件，更新父组件
+const emits = defineEmits<{
+  'update:flowNode': [node: SimpleFlowNode | undefined];
+}>();
+// 是否只读
+const readonly = inject<Boolean>('readonly');
+// 监控节点的变化
+const currentNode = useWatchNode(props);
+// 节点名称编辑
+const { showInput, blurEvent, clickTitle } = useNodeName2(
+  currentNode,
+  NodeType.ROUTER_BRANCH_NODE,
+);
+
+const nodeSetting = ref();
+// 打开节点配置
+const openNodeConfig = () => {
+  if (readonly) {
+    return;
+  }
+  nodeSetting.value.openDrawer(currentNode.value);
+};
+
+// 删除节点。更新当前节点为孩子节点
+const deleteNode = () => {
+  emits('update:flowNode', currentNode.value.childNode);
+};
+</script>
+<template>
+  <div class="node-wrapper">
+    <div class="node-container">
+      <div
+        class="node-box"
+        :class="[
+          { 'node-config-error': !currentNode.showText },
+          `${useTaskStatusClass(currentNode?.activityStatus)}`,
+        ]"
+      >
+        <div class="node-title-container">
+          <div class="node-title-icon router-node">
+            <span class="iconfont icon-router"></span>
+          </div>
+          <Input
+            v-if="!readonly && showInput"
+            type="text"
+            class="editable-title-input"
+            @blur="blurEvent()"
+            v-model="currentNode.name"
+            :placeholder="currentNode.name"
+          />
+          <div v-else class="node-title" @click="clickTitle">
+            {{ currentNode.name }}
+          </div>
+        </div>
+        <div class="node-content" @click="openNodeConfig">
+          <div
+            class="node-text"
+            :title="currentNode.showText"
+            v-if="currentNode.showText"
+          >
+            {{ currentNode.showText }}
+          </div>
+          <div class="node-text" v-else>
+            {{ NODE_DEFAULT_TEXT.get(NodeType.ROUTER_BRANCH_NODE) }}
+          </div>
+          <IconifyIcon v-if="!readonly" icon="ep:arrow-right-bold" />
+        </div>
+        <div v-if="!readonly" class="node-toolbar">
+          <div class="toolbar-icon">
+            <IconifyIcon
+              color="#0089ff"
+              icon="ep:circle-close-filled"
+              @click="deleteNode"
+            />
+          </div>
+        </div>
+      </div>
+
+      <!-- 传递子节点给添加节点组件。会在子节点前面添加节点 -->
+      <NodeHandler
+        v-if="currentNode"
+        v-model:child-node="currentNode.childNode"
+        :current-node="currentNode"
+      />
+    </div>
+    <RouterNodeConfig
+      v-if="!readonly && currentNode"
+      ref="nodeSetting"
+      :flow-node="currentNode"
+    />
+  </div>
+</template>
+<style lang="scss" scoped></style>

apps/web-antd/src/components/simple-process-design/components/process-node-tree.vue

@@ -9,6 +9,7 @@ import EndEventNode from './nodes/end-event-node.vue';
 import ExclusiveNode from './nodes/exclusive-node.vue';
 import InclusiveNode from './nodes/inclusive-node.vue';
 import ParallelNode from './nodes/parallel-node.vue';
+import RouterNode from './nodes/router-node.vue';
 import StartUserNode from './nodes/start-user-node.vue';
 import TriggerNode from './nodes/trigger-node.vue';
 import UserTaskNode from './nodes/user-task-node.vue';
@@ -116,11 +117,11 @@ const recursiveFindParentNode = (
     @update:flow-node="handleModelValueUpdate"
   />
   <!-- 路由分支节点 -->
-  <!-- <RouterNode
+  <RouterNode
     v-if="currentNode && currentNode.type === NodeType.ROUTER_BRANCH_NODE"
     :flow-node="currentNode"
     @update:flow-node="handleModelValueUpdate"
-  /> -->
+  />
   <!-- 触发器节点 -->
   <TriggerNode
     v-if="currentNode && currentNode.type === NodeType.TRIGGER_NODE"

apps/web-antd/src/components/simple-process-design/consts.ts

@@ -564,7 +564,7 @@ export type RouterSetting = {
   conditionExpression: string;
   conditionGroups: ConditionGroup;
   conditionType: ConditionType;
-  nodeId: string;
+  nodeId: string | undefined;
 };
 
 /**