fix(appointments): handle synchronization and transport continuation

src/modules/appointment-calendar/useWorkSyncRead.ts

@@ -0,0 +1,30 @@
+import { ref } from 'vue'
+import { getApiErrorDetails } from '@/shared/api/http'
+
+// 只等待工作清单同步守卫；版本冲突、权限失败和写请求均不重试。
+export function useWorkSyncRead() {
+  const syncing = ref(false)
+  let generation = 0
+  async function read<T>(load: () => Promise<T>, signal: AbortSignal): Promise<T> {
+    const current = ++generation
+    syncing.value = false
+    try {
+      for (let attempt = 0; ; attempt++) {
+        signal.throwIfAborted()
+        try { return await load() }
+        catch (cause) {
+          const error = getApiErrorDetails(cause)
+          if (error.code !== 'A0409' || error.message !== '预约批次或运输关联已变化，服务端正在协调完整工作清单' || attempt >= 15) throw cause
+          if (current === generation) syncing.value = true
+          await new Promise<void>((resolve, reject) => {
+            const abort = () => { clearTimeout(timer); reject(signal.reason) }
+            const timer = setTimeout(() => { signal.removeEventListener('abort', abort); resolve() }, 2000)
+            signal.addEventListener('abort', abort, { once: true })
+            if (signal.aborted) { signal.removeEventListener('abort', abort); abort() }
+          })
+        }
+      }
+    } finally { if (current === generation) syncing.value = false }
+  }
+  return { syncing, read }
+}