dengzedong
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3e359e 1 <template>
H 2   <div class="branch-node-wrapper">
3     <div class="branch-node-container">
4       <div
5         v-if="readonly"
6         class="branch-node-readonly"
7         :class="`${useTaskStatusClass(currentNode?.activityStatus)}`"
8       >
9         <span class="iconfont icon-exclusive icon-size condition"></span>
10       </div>
11       <el-button v-else class="branch-node-add" color="#67c23a" @click="addCondition" plain
12         >添加条件</el-button
13       >
14
15       <div
16         class="branch-node-item"
17         v-for="(item, index) in currentNode.conditionNodes"
18         :key="index"
19       >
20         <template v-if="index == 0">
21           <div class="branch-line-first-top"> </div>
22           <div class="branch-line-first-bottom"></div>
23         </template>
24         <template v-if="index + 1 == currentNode.conditionNodes?.length">
25           <div class="branch-line-last-top"></div>
26           <div class="branch-line-last-bottom"></div>
27         </template>
28         <div class="node-wrapper">
29           <div class="node-container">
30             <div
31               class="node-box"
32               :class="[
33                 { 'node-config-error': !item.showText },
34                 `${useTaskStatusClass(item.activityStatus)}`
35               ]"
36             >
37               <div class="branch-node-title-container">
38                 <div v-if="!readonly && showInputs[index]">
39                   <input
40                     type="text"
41                     class="input-max-width editable-title-input"
42                     @blur="blurEvent(index)"
43                     v-mountedFocus
44                     v-model="item.name"
45                   />
46                 </div>
47                 <div v-else class="branch-title" @click="clickEvent(index)"> {{ item.name }} </div>
48                 <div class="branch-priority"> 优先级{{ index + 1 }} </div>
49               </div>
50               <div class="branch-node-content" @click="conditionNodeConfig(item.id)">
51                 <div class="branch-node-text" :title="item.showText" v-if="item.showText">
52                   {{ item.showText }}
53                 </div>
54                 <div class="branch-node-text" v-else>
55                   {{ NODE_DEFAULT_TEXT.get(NodeType.CONDITION_NODE) }}
56                 </div>
57               </div>
58               <div
59                 class="node-toolbar"
60                 v-if="!readonly && index + 1 !== currentNode.conditionNodes?.length"
61               >
62                 <div class="toolbar-icon">
63                   <Icon
64                     color="#0089ff"
65                     icon="ep:circle-close-filled"
66                     :size="18"
67                     @click="deleteCondition(index)"
68                   />
69                 </div>
70               </div>
71               <div
72                 class="branch-node-move move-node-left"
73                 v-if="index != 0 && index + 1 !== currentNode.conditionNodes?.length"
74                 @click="moveNode(index, -1)"
75               >
76                 <Icon icon="ep:arrow-left" />
77               </div>
78
79               <div
80                 class="branch-node-move move-node-right"
81                 v-if="currentNode.conditionNodes && index < currentNode.conditionNodes.length - 2"
82                 @click="moveNode(index, 1)"
83               >
84                 <Icon icon="ep:arrow-right" />
85               </div>
86             </div>
87             <NodeHandler v-model:child-node="item.childNode" :current-node="item" />
88           </div>
89         </div>
90         <ConditionNodeConfig :node-index="index" :condition-node="item" :ref="item.id" />
91         <!-- 递归显示子节点  -->
92         <ProcessNodeTree
93           v-if="item && item.childNode"
94           :parent-node="item"
95           v-model:flow-node="item.childNode"
96           @find:recursive-find-parent-node="recursiveFindParentNode"
97         />
98       </div>
99     </div>
100     <NodeHandler
101       v-if="currentNode"
102       v-model:child-node="currentNode.childNode"
103       :current-node="currentNode"
104     />
105   </div>
106 </template>
107
108 <script setup lang="ts">
109 import NodeHandler from '../NodeHandler.vue'
110 import ProcessNodeTree from '../ProcessNodeTree.vue'
111 import { SimpleFlowNode, NodeType, NODE_DEFAULT_TEXT } from '../consts'
112 import { getDefaultConditionNodeName } from '../utils'
113 import { useTaskStatusClass } from '../node'
114 import { generateUUID } from '@/utils'
115 import ConditionNodeConfig from '../nodes-config/ConditionNodeConfig.vue'
116 const { proxy } = getCurrentInstance() as any
117 defineOptions({
118   name: 'ExclusiveNode'
119 })
120 const props = defineProps({
121   flowNode: {
122     type: Object as () => SimpleFlowNode,
123     required: true
124   }
125 })
126 // 定义事件,更新父组件
127 const emits = defineEmits<{
128   'update:modelValue': [node: SimpleFlowNode | undefined]
129   'find:parentNode': [nodeList: SimpleFlowNode[], nodeType: number]
130   'find:recursiveFindParentNode': [
131     nodeList: SimpleFlowNode[],
132     curentNode: SimpleFlowNode,
133     nodeType: number
134   ]
135 }>()
136 // 是否只读
137 const readonly = inject<Boolean>('readonly')
138 const currentNode = ref<SimpleFlowNode>(props.flowNode)
139 watch(
140   () => props.flowNode,
141   (newValue) => {
142     currentNode.value = newValue
143   }
144 )
145
146 const showInputs = ref<boolean[]>([])
147 // 失去焦点
148 const blurEvent = (index: number) => {
149   showInputs.value[index] = false
150   const conditionNode = currentNode.value.conditionNodes?.at(index) as SimpleFlowNode
151   conditionNode.name =
152     conditionNode.name || getDefaultConditionNodeName(index, conditionNode.defaultFlow)
153 }
154
155 // 点击条件名称
156 const clickEvent = (index: number) => {
157   showInputs.value[index] = true
158 }
159
160 const conditionNodeConfig = (nodeId: string) => {
161   if (readonly) {
162     return
163   }
164   const conditionNode = proxy.$refs[nodeId][0]
165   conditionNode.open()
166 }
167
168 // 新增条件
169 const addCondition = () => {
170   const conditionNodes = currentNode.value.conditionNodes
171   if (conditionNodes) {
172     const len = conditionNodes.length
173     let lastIndex = len - 1
174     const conditionData: SimpleFlowNode = {
175       id: 'Flow_' + generateUUID(),
176       name: '条件' + len,
177       showText: '',
178       type: NodeType.CONDITION_NODE,
179       childNode: undefined,
180       conditionNodes: [],
181       conditionType: 1,
182       defaultFlow: false
183     }
184     conditionNodes.splice(lastIndex, 0, conditionData)
185   }
186 }
187
188 // 删除条件
189 const deleteCondition = (index: number) => {
190   const conditionNodes = currentNode.value.conditionNodes
191   if (conditionNodes) {
192     conditionNodes.splice(index, 1)
193     if (conditionNodes.length == 1) {
194       const childNode = currentNode.value.childNode
195       // 更新此节点为后续孩子节点
196       emits('update:modelValue', childNode)
197     }
198   }
199 }
200
201 // 移动节点
202 const moveNode = (index: number, to: number) => {
203   // -1 :向左  1: 向右
204   if (currentNode.value.conditionNodes) {
205     currentNode.value.conditionNodes[index] = currentNode.value.conditionNodes.splice(
206       index + to,
207       1,
208       currentNode.value.conditionNodes[index]
209     )[0]
210   }
211 }
212 // 递归从父节点中查询匹配的节点
213 const recursiveFindParentNode = (
214   nodeList: SimpleFlowNode[],
215   node: SimpleFlowNode,
216   nodeType: number
217 ) => {
218   if (!node || node.type === NodeType.START_USER_NODE) {
219     return
220   }
221   if (node.type === nodeType) {
222     nodeList.push(node)
223   }
224   // 条件节点 (NodeType.CONDITION_NODE) 比较特殊。需要调用其父节点条件分支节点(NodeType.EXCLUSIVE_NODE) 继续查找
225   emits('find:parentNode', nodeList, nodeType)
226 }
227 </script>
228
229 <style lang="scss" scoped></style>