74 lines
2.9 KiB
JavaScript
74 lines
2.9 KiB
JavaScript
// 创建监听器实例
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export function createListenerObject (options, isTask, prefix) {
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const listenerObj = Object.create(null)
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listenerObj.event = options.event
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isTask && (listenerObj.id = options.id) // 任务监听器特有的 id 字段
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switch (options.listenerType) {
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case "scriptListener":
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listenerObj.script = createScriptObject(options, prefix)
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break
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case "expressionListener":
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listenerObj.expression = options.expression
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break
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case "delegateExpressionListener":
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listenerObj.delegateExpression = options.delegateExpression
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break
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default:
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listenerObj.class = options.class
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}
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// 注入字段
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if (options.fields) {
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listenerObj.fields = options.fields.map(field => {
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return createFieldObject(field, prefix)
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})
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}
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// 任务监听器的 定时器 设置
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if (isTask && options.event === "timeout" && !!options.eventDefinitionType) {
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const timeDefinition = window.bpmnInstances.moddle.create("bpmn:FormalExpression", { body: options.eventTimeDefinitions })
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const TimerEventDefinition = window.bpmnInstances.moddle.create("bpmn:TimerEventDefinition", {
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id: `TimerEventDefinition_${uuid(8)}`,
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[`time${options.eventDefinitionType.replace(/^\S/, s => s.toUpperCase())}`]: timeDefinition
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})
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listenerObj.eventDefinitions = [TimerEventDefinition]
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}
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return window.bpmnInstances.moddle.create(`${prefix}:${isTask ? "TaskListener" : "ExecutionListener"}`, listenerObj)
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}
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// 创建 监听器的注入字段 实例
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export function createFieldObject (option, prefix) {
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const { name, fieldType, string, expression } = option
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const fieldConfig = fieldType === "string" ? { name, string } : { name, expression }
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return window.bpmnInstances.moddle.create(`${prefix}:Field`, fieldConfig)
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}
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// 创建脚本实例
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export function createScriptObject (options, prefix) {
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const { scriptType, scriptFormat, value, resource } = options
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const scriptConfig = scriptType === "inlineScript" ? { scriptFormat, value } : { scriptFormat, resource }
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return window.bpmnInstances.moddle.create(`${prefix}:Script`, scriptConfig)
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}
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// 更新元素扩展属性
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export function updateElementExtensions (element, extensionList) {
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console.log(element, 'element')
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console.log(extensionList, 'extensionList')
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const extensions = window.bpmnInstances.moddle.create("bpmn:ExtensionElements", {
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values: extensionList
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})
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console.log(extensions, 'extensionsextensions')
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console.log(window.bpmnInstances.modeling, 'window.bpmnInstances.modeling')
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window.bpmnInstances.modeling.updateProperties(element, {
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extensionElements: extensions.values
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})
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}
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// 创建一个id
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export function uuid (length = 8, chars) {
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let result = ""
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let charsString = chars || "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
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for (let i = length; i > 0; --i) {
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result += charsString[Math.floor(Math.random() * charsString.length)]
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}
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return result
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}
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