缩短装柜完成等待并保留权威状态查询

utils/loading-completion-state.js

@@ -46,6 +46,27 @@ export function shouldReconcileCompletion(error = {}) {
 	return Boolean(error.network || error.timeout || code === 'TIMEOUT' || code === 'REQUEST_TIMEOUT')
 }
 
+/** 受理后立即查询真实任务，串行短轮询只等待终态，不重发完成命令。 */
+export async function observeLoadingCompletion({ initialTask, readTask, isActive, onTask,
+	intervalMs = 250, maxWaitMs = 10000, now = Date.now,
+	wait = (delay) => new Promise((resolve) => setTimeout(resolve, delay)) }) {
+	const started = now()
+	let task = initialTask
+	const phase = () => resolveCompletionPhase({ taskStatus: task?.taskStatus || task?.workflowStatus,
+		commandStatus: task?.completionCommand?.status || task?.commandStatus })
+	while (phase() === COMPLETION_PHASE.PROCESSING && isActive() && now() - started < maxWaitMs) {
+		const latest = await readTask()
+		if (!isActive()) return null
+		if (!latest) throw new Error('服务端未返回装柜完成状态，请刷新任务')
+		task = latest
+		onTask(task)
+		if (phase() !== COMPLETION_PHASE.PROCESSING) break
+		const remaining = maxWaitMs - (now() - started)
+		if (remaining > 0) await wait(Math.min(intervalMs, remaining))
+	}
+	return isActive() ? task : null
+}
+
 /**
  * A retry keeps the original operationId and the exact accepted request facts.
  * expectedTaskVersion participates in requestHash and must not be refreshed.