添加工作流 设计器

src/components/bpmnProcessDesigner/package/penal/task/task-components/ScriptTask.vue

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+<template>
+  <div style="margin-top: 16px">
+    <el-form-item label="脚本格式">
+      <el-input
+        v-model="scriptTaskForm.scriptFormat"
+        clearable
+        @input="updateElementTask()"
+        @change="updateElementTask()"
+      />
+    </el-form-item>
+    <el-form-item label="脚本类型">
+      <el-select v-model="scriptTaskForm.scriptType">
+        <el-option label="内联脚本" value="inline" />
+        <el-option label="外部资源" value="external" />
+      </el-select>
+    </el-form-item>
+    <el-form-item label="脚本" v-show="scriptTaskForm.scriptType === 'inline'">
+      <el-input
+        v-model="scriptTaskForm.script"
+        type="textarea"
+        resize="vertical"
+        :autosize="{ minRows: 2, maxRows: 4 }"
+        clearable
+        @input="updateElementTask()"
+        @change="updateElementTask()"
+      />
+    </el-form-item>
+    <el-form-item label="资源地址" v-show="scriptTaskForm.scriptType === 'external'">
+      <el-input
+        v-model="scriptTaskForm.resource"
+        clearable
+        @input="updateElementTask()"
+        @change="updateElementTask()"
+      />
+    </el-form-item>
+    <el-form-item label="结果变量">
+      <el-input
+        v-model="scriptTaskForm.resultVariable"
+        clearable
+        @input="updateElementTask()"
+        @change="updateElementTask()"
+      />
+    </el-form-item>
+  </div>
+</template>
+
+<script lang="ts" setup>
+defineOptions({ name: 'ScriptTask' })
+const props = defineProps({
+  id: String,
+  type: String
+})
+const defaultTaskForm = ref({
+  scriptFormat: '',
+  script: '',
+  resource: '',
+  resultVariable: ''
+})
+const scriptTaskForm = ref<any>({})
+const bpmnElement = ref()
+
+const bpmnInstances = () => (window as any)?.bpmnInstances
+
+const resetTaskForm = () => {
+  for (let key in defaultTaskForm.value) {
+    let value = bpmnElement.value?.businessObject[key] || defaultTaskForm.value[key]
+    scriptTaskForm.value[key] = value
+  }
+  scriptTaskForm.value.scriptType = scriptTaskForm.value.script ? 'inline' : 'external'
+}
+const updateElementTask = () => {
+  let taskAttr = Object.create(null)
+  taskAttr.scriptFormat = scriptTaskForm.value.scriptFormat || null
+  taskAttr.resultVariable = scriptTaskForm.value.resultVariable || null
+  if (scriptTaskForm.value.scriptType === 'inline') {
+    taskAttr.script = scriptTaskForm.value.script || null
+    taskAttr.resource = null
+  } else {
+    taskAttr.resource = scriptTaskForm.value.resource || null
+    taskAttr.script = null
+  }
+  bpmnInstances().modeling.updateProperties(toRaw(bpmnElement.value), taskAttr)
+}
+
+onBeforeUnmount(() => {
+  bpmnElement.value = null
+})
+
+watch(
+  () => props.id,
+  () => {
+    bpmnElement.value = bpmnInstances().bpmnElement
+    nextTick(() => {
+      resetTaskForm()
+    })
+  },
+  { immediate: true }
+)
+</script>