67f5dfbe50
主要功能: - 修改RequirementModal支持12个订单班选择 - 添加OrderClassIconMap图标映射组件 - Store中添加selectedOrderClass状态管理 - WorkflowPage支持传递orderClass参数 - web_result添加URL参数切换功能 - 创建order-class-handler.js动态处理页面主题 技术改进: - 创建软链接关联订单班数据目录 - 生成wenlu.json和food.json数据结构 - 删除重复的web_result目录 - 添加测试页面test-order-class.html 影响范围: - 展会策划系统现支持12个订单班 - 结果展示页面自动适配不同订单班主题 - 用户可选择不同行业生成对应方案 🤖 Generated with Claude Code Co-Authored-By: Claude <noreply@anthropic.com>
41 lines
1.2 KiB
JavaScript
41 lines
1.2 KiB
JavaScript
import { addUniqueItem, removeItem } from './array.mjs';
|
|
|
|
class SubscriptionManager {
|
|
constructor() {
|
|
this.subscriptions = [];
|
|
}
|
|
add(handler) {
|
|
addUniqueItem(this.subscriptions, handler);
|
|
return () => removeItem(this.subscriptions, handler);
|
|
}
|
|
notify(a, b, c) {
|
|
const numSubscriptions = this.subscriptions.length;
|
|
if (!numSubscriptions)
|
|
return;
|
|
if (numSubscriptions === 1) {
|
|
/**
|
|
* If there's only a single handler we can just call it without invoking a loop.
|
|
*/
|
|
this.subscriptions[0](a, b, c);
|
|
}
|
|
else {
|
|
for (let i = 0; i < numSubscriptions; i++) {
|
|
/**
|
|
* Check whether the handler exists before firing as it's possible
|
|
* the subscriptions were modified during this loop running.
|
|
*/
|
|
const handler = this.subscriptions[i];
|
|
handler && handler(a, b, c);
|
|
}
|
|
}
|
|
}
|
|
getSize() {
|
|
return this.subscriptions.length;
|
|
}
|
|
clear() {
|
|
this.subscriptions.length = 0;
|
|
}
|
|
}
|
|
|
|
export { SubscriptionManager };
|