保存草稿

src/core/manager/StateManager.ts

@@ -94,6 +94,9 @@ export default class StateManager {
 
   // 标记是否有未保存的更改
   private pendingChanges = false
+  private isAutoSavingPaused = false
+  private autoSaveTimer: number | null = null
+  private isUpdating = false
 
   // 变化追踪器
   private readonly changeTracker: DataDiff = {
@@ -120,6 +123,9 @@ export default class StateManager {
 
     // this.historySteps = Array.from({ length: this.maxHistorySteps }, () => null)
     this.historySteps = []
+
+    this.pendingChanges = false
+    this.isAutoSavingPaused = false
   }
 
   /**
@@ -130,6 +136,7 @@ export default class StateManager {
     this.changeTracker.added.length = 0
     this.changeTracker.removed.length = 0
     this.changeTracker.updated.length = 0
+    this.isUpdating = true
   }
 
   /**
@@ -141,6 +148,9 @@ export default class StateManager {
     this.syncDataState(this.changeTracker)
     this.isChanged.value = true
     this.pendingChanges = true // 标记有需要保存的更改
+    this.isUpdating = false
+
+    this.startAutoSave() // 触发自动保存
   }
 
   // 差异反转方法
@@ -268,6 +278,7 @@ export default class StateManager {
     this.pendingChanges = true
 
     system.msg('撤销完成')
+    this.startAutoSave()
   }
 
   /**
@@ -287,14 +298,53 @@ export default class StateManager {
     this.pendingChanges = true
 
     system.msg('重做完成')
+    this.startAutoSave()
+  }
+
+  startAutoSave() {
+    this.isAutoSavingPaused = false
+
+    if (this.autoSaveTimer !== null) {
+      window.clearTimeout(this.autoSaveTimer)
+      this.autoSaveTimer = null
+    }
+
+
+    // 设置新的定时器，在 5 秒后尝试保存
+    this.queueAutoSave()
   }
 
   stopAutoSave() {
-    // 停止自动保存逻辑
+    if (this.autoSaveTimer !== null) {
+      window.clearTimeout(this.autoSaveTimer)
+      this.autoSaveTimer = null
+    }
+    this.isAutoSavingPaused = true
   }
 
-  startAutoSave() {
+  private queueAutoSave() {
-    // 实现自动保存逻辑, 只要调用过 endStateUpdate(), 固定 5秒后触发 saveToLocalstore 方法, 调用过程不用等回调完成
+    if (this.autoSaveTimer !== null || this.isAutoSavingPaused) return
+    if (!this.pendingChanges) return
+
+    this.autoSaveTimer = window.setTimeout(async () => {
+      this.autoSaveTimer = null
+
+      if (this.isUpdating) {
+        const checkInterval = setInterval(() => {
+          if (!this.isUpdating) {
+            clearInterval(checkInterval)
+            if (!this.isAutoSavingPaused) {
+              this.queueAutoSave()
+            }
+          } else {
+            console.log('wait for entityManager to finish updating...')
+          }
+        }, 200)
+        return
+      }
+
+      await this.saveToLocalstore()
+    }, 5000)
   }
 
   /**
@@ -328,13 +378,10 @@ export default class StateManager {
       this.pendingChanges = false
 
       // 强制保存一次初始状态
-      await this.saveToLocalstore()
       console.log('[StateManager] 加载完成，共', data.items.length, '个对象')
 
     } finally {
       this.isLoading.value = false
-      // 重新启动自动保存
-      this.startAutoSave()
     }
   }
 
@@ -392,6 +439,7 @@ export default class StateManager {
    */
   async saveToLocalstore() {
     await localforage.setItem(this.storeKey, this.vdata)
+    console.log('[StateManager] 数据已保存草稿:' + this.storeKey + ', 共', this.vdata.items.length, '个对象')
   }
 
   /**
@@ -406,9 +454,10 @@ export default class StateManager {
           ...saved
         }
         this.isChanged.value = saved.isChanged || false
-        this.pendingChanges = true
+
         this.fullSync() // 同步到视口
         console.log('[StateManager] 从本地存储恢复', this.vdata.items.length, '个对象')
+        this.pendingChanges = false
       }
 
     } catch (error) {