| 提交 | 用户 | 时间 | ||
| 820397 | 1 | import { toRaw } from 'vue' |
| H | 2 | const bpmnInstances = () => (window as any)?.bpmnInstances |
| 3 | // 创建监听器实例 | |
| 4 | export function createListenerObject(options, isTask, prefix) { | |
| 3e359e | 5 | debugger |
| 820397 | 6 | const listenerObj = Object.create(null) |
| H | 7 | listenerObj.event = options.event |
| 8 | isTask && (listenerObj.id = options.id) // 任务监听器特有的 id 字段 | |
| 9 | switch (options.listenerType) { | |
| 10 | case 'scriptListener': | |
| 11 | listenerObj.script = createScriptObject(options, prefix) | |
| 12 | break | |
| 13 | case 'expressionListener': | |
| 14 | listenerObj.expression = options.expression | |
| 15 | break | |
| 16 | case 'delegateExpressionListener': | |
| 17 | listenerObj.delegateExpression = options.delegateExpression | |
| 18 | break | |
| 19 | default: | |
| 20 | listenerObj.class = options.class | |
| 21 | } | |
| 22 | // 注入字段 | |
| 23 | if (options.fields) { | |
| 24 | listenerObj.fields = options.fields.map((field) => { | |
| 25 | return createFieldObject(field, prefix) | |
| 26 | }) | |
| 27 | } | |
| 28 | // 任务监听器的 定时器 设置 | |
| 29 | if (isTask && options.event === 'timeout' && !!options.eventDefinitionType) { | |
| 30 | const timeDefinition = bpmnInstances().moddle.create('bpmn:FormalExpression', { | |
| 31 | body: options.eventTimeDefinitions | |
| 32 | }) | |
| 33 | const TimerEventDefinition = bpmnInstances().moddle.create('bpmn:TimerEventDefinition', { | |
| 34 | id: `TimerEventDefinition_${uuid(8)}`, | |
| 35 | [`time${options.eventDefinitionType.replace(/^\S/, (s) => s.toUpperCase())}`]: timeDefinition | |
| 36 | }) | |
| 37 | listenerObj.eventDefinitions = [TimerEventDefinition] | |
| 38 | } | |
| 39 | return bpmnInstances().moddle.create( | |
| 40 | `${prefix}:${isTask ? 'TaskListener' : 'ExecutionListener'}`, | |
| 41 | listenerObj | |
| 42 | ) | |
| 43 | } | |
| 44 | ||
| 45 | // 创建 监听器的注入字段 实例 | |
| 46 | export function createFieldObject(option, prefix) { | |
| 47 | const { name, fieldType, string, expression } = option | |
| 48 | const fieldConfig = fieldType === 'string' ? { name, string } : { name, expression } | |
| 49 | return bpmnInstances().moddle.create(`${prefix}:Field`, fieldConfig) | |
| 50 | } | |
| 51 | ||
| 52 | // 创建脚本实例 | |
| 53 | export function createScriptObject(options, prefix) { | |
| 54 | const { scriptType, scriptFormat, value, resource } = options | |
| 55 | const scriptConfig = | |
| 56 | scriptType === 'inlineScript' ? { scriptFormat, value } : { scriptFormat, resource } | |
| 57 | return bpmnInstances().moddle.create(`${prefix}:Script`, scriptConfig) | |
| 58 | } | |
| 59 | ||
| 60 | // 更新元素扩展属性 | |
| 61 | export function updateElementExtensions(element, extensionList) { | |
| 62 | const extensions = bpmnInstances().moddle.create('bpmn:ExtensionElements', { | |
| 63 | values: extensionList | |
| 64 | }) | |
| 65 | bpmnInstances().modeling.updateProperties(toRaw(element), { | |
| 66 | extensionElements: extensions | |
| 67 | }) | |
| 68 | } | |
| 69 | ||
| 70 | // 创建一个id | |
| 71 | export function uuid(length = 8, chars?) { | |
| 72 | let result = '' | |
| 73 | const charsString = chars || '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ' | |
| 74 | for (let i = length; i > 0; --i) { | |
| 75 | result += charsString[Math.floor(Math.random() * charsString.length)] | |
| 76 | } | |
| 77 | return result | |
| 78 | } | |
