修复 编辑撤回 数据清除问题

src/store/snapshot.ts

@@ -39,6 +39,7 @@ export const useSnapshotStore = defineStore('snapshot', {
       const newFirstSnapshot = {
         index: slidesStore.slideIndex,
         slides: slidesStore.slides,
+        thumbnails: slidesStore.thumbnails
       }
       await db.snapshots.add(newFirstSnapshot)
       this.setSnapshotCursor(0)
@@ -64,6 +65,7 @@ export const useSnapshotStore = defineStore('snapshot', {
       const snapshot = {
         index: slidesStore.slideIndex,
         slides: slidesStore.slides,
+        thumbnails: slidesStore.thumbnails
       }
       await db.snapshots.add(snapshot)
   
@@ -98,11 +100,12 @@ export const useSnapshotStore = defineStore('snapshot', {
       const snapshotCursor = this.snapshotCursor - 1
       const snapshots: Snapshot[] = await db.snapshots.orderBy('id').toArray()
       const snapshot = snapshots[snapshotCursor]
-      const { index, slides } = snapshot
+      const { index, slides, thumbnails } = snapshot
   
       const slideIndex = index > slides.length - 1 ? slides.length - 1 : index
   
       slidesStore.setSlides(slides)
+      slidesStore.setThumbnails(thumbnails)
       slidesStore.updateSlideIndex(slideIndex)
       this.setSnapshotCursor(snapshotCursor)
       mainStore.setActiveElementIdList([])
@@ -117,12 +120,13 @@ export const useSnapshotStore = defineStore('snapshot', {
       const snapshotCursor = this.snapshotCursor + 1
       const snapshots: Snapshot[] = await db.snapshots.orderBy('id').toArray()
       const snapshot = snapshots[snapshotCursor]
-      const { index, slides } = snapshot
+      const { index, slides, thumbnails } = snapshot
   
       const slideIndex = index > slides.length - 1 ? slides.length - 1 : index
   
       slidesStore.setSlides(slides)
       slidesStore.updateSlideIndex(slideIndex)
+      slidesStore.setThumbnails(thumbnails)
       this.setSnapshotCursor(snapshotCursor)
       mainStore.setActiveElementIdList([])
     },

src/utils/database.ts

@@ -10,7 +10,8 @@ export interface writingBoardImg {
 
 export interface Snapshot {
   index: number
-  slides: Slide[]
+  slides: Slide[],
+  thumbnails: string[]
 }
 
 const databaseNamePrefix = 'PPTist'