修改为next、分支修改为branches、新增ServiceNode节点

src/views/flowDesign/index.vue

@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import TreeNode from './nodes/TreeNode.vue'
 import Panel from './panels/index.vue'
-import type { ErrorInfo, FlowNode, TimerNode } from './nodes/type'
+import type { ErrorInfo, FlowNode, ServiceNode, TimerNode } from './nodes/type'
 import type {
   ApprovalNode,
   BranchNode,
@@ -73,13 +73,13 @@ const nextId = (): string => {
     if (node.id === id) {
       return true
     }
-    if (node.child) {
+    if (node.next) {
-      return findId(node.child, id)
+      return findId(node.next, id)
     }
-    if ('children' in node) {
+    if ('branches' in node) {
       const branchNode = node as BranchNode
-      if (branchNode.children && branchNode.children.length > 0) {
+      if (branchNode.branches && branchNode.branches.length > 0) {
-        return branchNode.children.some((item) => {
+        return branchNode.branches.some((item) => {
           return findId(item, id)
         })
       }
@@ -92,53 +92,53 @@ const nextId = (): string => {
   return id
 }
 const addExclusive = (node: FlowNode) => {
-  const child = node.child
+  const next = node.next
   const id = nextId()
   const exclusiveNode = {
     id: id,
     pid: node.id,
     type: 'exclusive',
     name: '独占网关',
-    child: child,
+    next: next,
-    children: []
+    branches: []
   } as ExclusiveNode
-  if (child) {
+  if (next) {
-    child.pid = id
+    next.pid = id
   }
   addCondition(exclusiveNode)
   addCondition(exclusiveNode)
-  node.child = exclusiveNode
+  node.next = exclusiveNode
-  if (exclusiveNode.children.length > 0) {
+  if (exclusiveNode.branches.length > 0) {
-    const condition = exclusiveNode.children[exclusiveNode.children.length - 1] as ConditionNode
+    const condition = exclusiveNode.branches[exclusiveNode.branches.length - 1] as ConditionNode
     condition.def = true
     condition.name = '默认条件'
   }
 }
 const addCondition = (node: FlowNode) => {
   const exclusive = node as ExclusiveNode
-  exclusive.children.splice(exclusive.children.length - 1, 0, {
+  exclusive.branches.splice(exclusive.branches.length - 1, 0, {
     id: nextId(),
     pid: exclusive.id,
     type: 'condition',
     def: false,
-    name: `条件${exclusive.children.length + 1}`,
+    name: `条件${exclusive.branches.length + 1}`,
     conditions: {
       operator: 'and',
       conditions: [],
       groups: []
     } as FilterRules,
-    child: undefined
+    next: undefined
   })
 }
 const addCc = (node: FlowNode) => {
-  const child = node.child
+  const next = node.next
   const id = nextId()
-  node.child = {
+  node.next = {
     id: id,
     pid: node.id,
     type: 'cc',
     name: '抄送人',
-    child: child,
+    next: next,
     assigneeType: 'user',
     formUser: '',
     formRole: '',
@@ -150,38 +150,38 @@ const addCc = (node: FlowNode) => {
     self: false,
     formProperties: []
   } as CcNode
-  if (child) {
+  if (next) {
-    child.pid = id
+    next.pid = id
   }
 }
 const addTimer = (node: FlowNode) => {
-  const child = node.child
+  const next = node.next
   const id = nextId()
-  node.child = {
+  node.next = {
     id: id,
     pid: node.id,
     name: '计时等待',
     type: 'timer',
-    child: child,
+    next: next,
     waitType: 'duration',
     unit: 'PT%sS',
     duration: 0,
     timeDate: undefined
   } as TimerNode
-  if (child) {
+  if (next) {
-    child.pid = id
+    next.pid = id
   }
 }
 
 const addNotify = (node: FlowNode) => {
-  const child = node.child
+  const next = node.next
   const id = nextId()
-  node.child = {
+  node.next = {
     id: id,
     pid: node.id,
     name: '消息通知',
     type: 'notify',
-    child: child,
+    next: next,
     assigneeType: 'user',
     formUser: '',
     formRole: '',
@@ -195,20 +195,36 @@ const addNotify = (node: FlowNode) => {
     subject: '',
     content: ''
   } as NotifyNode
-  if (child) {
+  if (next) {
-    child.pid = id
+    next.pid = id
+  }
+}
+const addService = (node: FlowNode) => {
+  const next = node.next
+  const id = nextId()
+  node.next = {
+    id: id,
+    pid: node.id,
+    type: 'service',
+    name: '服务节点',
+    next: next,
+    implementationType: '',
+    implementation: '',
+  } as ServiceNode
+  if (next) {
+    next.pid = id
   }
 }
 const addApproval = (node: FlowNode) => {
-  const child = node.child
+  const next = node.next
   const id = nextId()
-  node.child = {
+  node.next = {
     id: id,
     pid: node.id,
     type: 'approval',
     name: '审批人',
     executionListeners: [],
-    child: child,
+    next: next,
     // 属性
     assigneeType: 'user',
     formUser: '',
@@ -234,8 +250,8 @@ const addApproval = (node: FlowNode) => {
       minusMulti: false
     }
   } as ApprovalNode
-  if (child) {
+  if (next) {
-    child.pid = id
+    next.pid = id
   }
 }
 const addNode = (type: NodeType, node: FlowNode) => {
@@ -245,6 +261,7 @@ const addNode = (type: NodeType, node: FlowNode) => {
     cc: addCc,
     timer: addTimer,
     notify: addNotify,
+    service: addService,
     approval: addApproval
   }
   const fun = addMap[type]
@@ -257,32 +274,32 @@ const delNode = (del: FlowNode) => {
 const delNodeNext = (next: FlowNode, del: FlowNode) => {
   delete nodesError.value[del.id]
   if (next.id === del.pid) {
-    if ('children' in next && next.child?.id !== del.id) {
+    if ('branches' in next && next.next?.id !== del.id) {
       const branchNode = next as BranchNode
-      const index = branchNode.children.findIndex((item) => item.id === del.id)
+      const index = branchNode.branches.findIndex((item) => item.id === del.id)
       if (index !== -1) {
-        if (branchNode.children.length <= 2) {
+        if (branchNode.branches.length <= 2) {
           delError(branchNode)
           delNode(branchNode)
         } else {
           delError(del)
-          branchNode.children.splice(index, 1)
+          branchNode.branches.splice(index, 1)
         }
       }
     } else {
-      if (del.child && del.child.pid) {
+      if (del.next && del.next.pid) {
-        del.child.pid = next.id
+        del.next.pid = next.id
       }
-      next.child = del.child
+      next.next = del.next
     }
   } else {
-    if (next.child) {
+    if (next.next) {
-      delNodeNext(next.child, del)
+      delNodeNext(next.next, del)
     }
-    if ('children' in next) {
+    if ('branches' in next) {
       const nextBranch = next as BranchNode
-      if (nextBranch.children && nextBranch.children.length > 0) {
+      if (nextBranch.branches && nextBranch.branches.length > 0) {
-        nextBranch.children.forEach((item) => {
+        nextBranch.branches.forEach((item) => {
           delNodeNext(item, del)
         })
       }
@@ -291,13 +308,13 @@ const delNodeNext = (next: FlowNode, del: FlowNode) => {
 }
 const delError = (node: FlowNode) => {
   delete nodesError.value[node.id]
-  if (node.child) {
+  if (node.next) {
-    delError(node.child)
+    delError(node.next)
   }
-  if ('children' in node) {
+  if ('branches' in node) {
     const branchNode = node as BranchNode
-    if (branchNode.children && branchNode.children.length > 0) {
+    if (branchNode.branches && branchNode.branches.length > 0) {
-      branchNode.children.forEach((item) => {
+      branchNode.branches.forEach((item) => {
         delError(item)
       })
     }

src/views/flowDesign/nodes/Add.vue

@@ -30,6 +30,10 @@ const addNotifyNode = () => {
   $emits('addNode', 'notify')
   popoverRef.value?.hide()
 }
+const addServiceNode = () => {
+  $emits('addNode', 'service')
+  popoverRef.value?.hide()
+}
 </script>
 
 <template>
@@ -62,6 +66,10 @@ const addNotifyNode = () => {
           <svg-icon name="el:BellFilled" />
           <el-text>消息通知</el-text>
         </div>
+        <div class="node-select" @click="addServiceNode">
+          <svg-icon name="el:Tools" />
+          <el-text>服务节点</el-text>
+        </div>
       </el-space>
       <template #reference>
         <el-button
@@ -117,6 +125,10 @@ const addNotifyNode = () => {
     &.BellFilled {
       background-color: #95d475;
     }
+
+    &.Tools {
+      background-color: #ffc107;
+    }
   }
 
   .el-text {

src/views/flowDesign/nodes/ConditionNode.vue

@@ -13,13 +13,13 @@ const { nodesError } = inject<{
 const content = ref<string>('')
 watchEffect(() => {
   const errors: ErrorInfo[] = []
-  const { id, name, def, conditions, child } = props.node
+  const { id, name, def, conditions, next } = props.node
   if (def) {
     content.value = '不满足其他条件，进入此分支'
   } else if (conditions.conditions.length > 0 || (conditions.groups?.length || 0) > 0) {
     const count = conditions.conditions.length + (conditions.groups?.length || 0)
     content.value = `已设置（${count}）个条件`
-    if (!child) {
+    if (!next) {
       errors.push({ id: id, name: name, message: '分支下节点为空' })
     }
   } else {

src/views/flowDesign/nodes/GatewayNode.vue

@@ -17,14 +17,14 @@ const addNode = (type: NodeType, node?: FlowNode) => {
   $emits('addNode', type, node || props.node)
 }
 const moveRight = (index: number) => {
-  const node = props.node.children[index]
+  const node = props.node.branches[index]
-  props.node.children.splice(index, 1)
+  props.node.branches.splice(index, 1)
-  props.node.children.splice(index + 1, 0, node)
+  props.node.branches.splice(index + 1, 0, node)
 }
 const moveLeft = (index: number) => {
-  const node = props.node.children[index]
+  const node = props.node.branches[index]
-  props.node.children.splice(index, 1)
+  props.node.branches.splice(index, 1)
-  props.node.children.splice(index - 1, 0, node)
+  props.node.branches.splice(index - 1, 0, node)
 }
 </script>
 
@@ -33,12 +33,12 @@ const moveLeft = (index: number) => {
     <div class="add-branch">
       <slot :addNode="addNode" :readOnly="readOnly"></slot>
     </div>
-    <div v-for="(item, index) in node.children" :key="item.id" class="col-box">
+    <div v-for="(item, index) in node.branches" :key="item.id" class="col-box">
       <template v-if="index === 0">
         <div class="top-left-border"></div>
         <div class="bottom-left-border" />
       </template>
-      <template v-else-if="node.children.length === index + 1">
+      <template v-else-if="node.branches.length === index + 1">
         <div class="top-right-border"></div>
         <div class="bottom-right-border" />
       </template>
@@ -47,14 +47,14 @@ const moveLeft = (index: number) => {
           <div
             class="move-left"
             @click.stop="moveLeft(index)"
-            v-show="index !== 0 && node.children.length !== index + 1 && !readOnly"
+            v-show="index !== 0 && node.branches.length !== index + 1 && !readOnly"
           >
             <svg-icon name="el:ArrowLeft" />
           </div>
           <div
             class="move-right"
             @click.stop="moveRight(index)"
-            v-show="![index + 1, index + 2].includes(node.children.length) && !readOnly"
+            v-show="![index + 1, index + 2].includes(node.branches.length) && !readOnly"
           >
             <svg-icon name="el:ArrowRight" />
           </div>

src/views/flowDesign/nodes/ServiceNode.vue

@@ -0,0 +1,40 @@
+<script setup lang="ts">
+import Node from './Node.vue'
+import type { ErrorInfo, ServiceNode } from './type'
+import type { Ref } from 'vue'
+
+const props = defineProps<{
+  node: ServiceNode
+}>()
+const { nodesError } = inject<{
+  nodesError: Ref<Recordable<ErrorInfo[]>>
+}>('flowDesign', { nodesError: ref({}) })
+const content = ref<string>('')
+watchEffect(() => {
+  const errors: ErrorInfo[] = []
+  const { id, name, implementationType, implementation } = props.node
+  if (!implementationType) {
+    errors.push({ id: id, name: name, message: '执行类型为空' })
+    content.value = '执行类型为空'
+  } else if (!implementation) {
+    errors.push({ id: id, name: name, message: '执行值为空' })
+    content.value = '执行值为空'
+  } else {
+    content.value = `执行服务`
+  }
+  // 记录错误
+  if (errors.length > 0) {
+    nodesError.value[id] = errors
+  } else {
+    delete nodesError.value[id]
+  }
+})
+</script>
+
+<template>
+  <Node v-bind="$attrs" icon="el:Tools" color="#ffc107" :node="node">
+    <el-text>{{ content }}</el-text>
+  </Node>
+</template>
+
+<style scoped lang="scss"></style>

src/views/flowDesign/nodes/StartNode.vue

@@ -12,8 +12,8 @@ const { nodesError } = inject<{
 }>('flowDesign', { nodesError: ref({}) })
 watchEffect(() => {
   const errors: ErrorInfo[] = []
-  const { id, name, child } = props.node
+  const { id, name, next } = props.node
-  if (child?.type === 'end') {
+  if (next?.type === 'end') {
     errors.push({ id: id, name: name, message: '发起下节点为空' })
   }
   // 记录错误

src/views/flowDesign/nodes/TreeNode.vue

@@ -7,6 +7,7 @@ import Approval from './ApprovalNode.vue'
 import Cc from './CcNode.vue'
 import Timer from './TimerNode.vue'
 import Notify from './NotifyNode.vue'
+import Service from './ServiceNode.vue'
 import Exclusive from './ExclusiveNode.vue'
 import Condition from './ConditionNode.vue'
 
@@ -19,6 +20,7 @@ const nodes: Recordable<Component> = {
   cc: Cc,
   timer: Timer,
   notify: Notify,
+  service: Service,
   exclusive: Exclusive,
   condition: Condition,
   end: End
@@ -32,7 +34,7 @@ const nodes: Recordable<Component> = {
       <slot :name="name" v-bind="scope || {}"></slot>
     </template>
   </component>
-  <TreeNode v-if="node.child" :node="node.child" v-bind="$attrs" />
+  <TreeNode v-if="node.next" :node="node.next" v-bind="$attrs" />
 </template>
 
 <style scoped lang="scss"></style>

src/views/flowDesign/nodes/type.ts

@@ -7,6 +7,7 @@ export type NodeType =
   | 'exclusive'
   | 'timer'
   | 'notify'
+  | 'service'
   | 'condition'
   | 'end'
 
@@ -16,7 +17,7 @@ export interface FlowNode {
   name: string
   type: NodeType
   executionListeners?: NodeListener[]
-  child?: FlowNode
+  next?: FlowNode
 }
 
 export interface NodeListener {
@@ -88,6 +89,11 @@ export interface ApprovalNode extends AssigneeNode {
   taskListeners?: NodeListener[]
 }
 
+export interface ServiceNode extends FlowNode {
+  implementationType: string
+  implementation: string
+}
+
 export interface TimerNode extends FlowNode {
   waitType: 'duration' | 'date'
   unit: 'PT%sS' | 'PT%sM' | 'PT%sH' | 'P%sD' | 'P%sW' | 'P%sM'
@@ -101,11 +107,11 @@ export interface ConditionNode extends FlowNode {
 }
 
 export interface BranchNode extends FlowNode {
-  children: FlowNode[]
+  branches: FlowNode[]
 }
 
 export interface ExclusiveNode extends BranchNode {
-  children: ConditionNode[]
+  branches: ConditionNode[]
 }
 
 export interface ErrorInfo {

src/views/flowDesign/panels/ServicePanel.vue

@@ -0,0 +1,40 @@
+<script setup lang="ts">
+import type { ServiceNode } from '../nodes/type'
+
+defineProps<{
+  activeData: ServiceNode
+}>()
+</script>
+
+<template>
+  <el-form label-position="top">
+    <el-form-item prop="implementationType" label="执行类型">
+      <el-select v-model="activeData.implementationType" placeholder="请选择执行类型">
+        <el-option label="类" value="class" />
+        <el-option label="表达式" value="expression" />
+        <el-option label="委托表达式" value="delegateExpression" />
+      </el-select>
+    </el-form-item>
+    <el-form-item prop="implementation" label="执行值">
+      <template #label>
+        <div class="flex-items-center gap3px">
+          <span>执行值</span>
+          <el-tooltip placement="top-start">
+            <template #content>
+              实现 JavaDelegate 接口 <br />
+              类：${com.example.delegate.MyServiceDelegate} <br />
+              表达式: ${myServiceDelegate.execute(execution)} <br />
+              委托表达式：${myServiceDelegate}
+            </template>
+            <el-icon>
+              <QuestionFilled />
+            </el-icon>
+          </el-tooltip>
+        </div>
+      </template>
+      <el-input v-model="activeData.implementation" placeholder="请输入执行值" clearable />
+    </el-form-item>
+  </el-form>
+</template>
+
+<style scoped lang="scss"></style>

src/views/flowDesign/panels/index.vue

@@ -6,6 +6,7 @@ import Approval from './ApprovalPanel.vue'
 import Cc from './CcPanel.vue'
 import Timer from './TimerPanel.vue'
 import Notify from './NotifyPanel.vue'
+import Service from './ServicePanel.vue'
 import Condition from './ConditionPanel.vue'
 import End from './EndPanel.vue'
 import type { FlowNode } from '../nodes/type'
@@ -20,6 +21,7 @@ const panels: Recordable<Component> = {
   cc: Cc,
   timer: Timer,
   notify: Notify,
+  service: Service,
   condition: Condition,
   end: End
 }

src/views/home/index.vue

@@ -12,13 +12,13 @@ const process = ref<FlowNode>({
   name: '发起人',
   executionListeners: [],
   formProperties: [],
-  child: {
+  next: {
     id: 'end',
     pid: 'root',
     type: 'end',
     name: '流程结束',
     executionListeners: [],
-    child: undefined
+    next: undefined
   } as EndNode
 } as StartNode)
 // 表单字段