Merge pull request #150 from nohana/hotfix_out_of_index_after_added_s…

…election_photos

Fixed an `out of index issue` after adding selection photos.

NohanaImagePicker/AssetListSelectableDateSectionController.swift

@@ -25,7 +25,7 @@ class AssetListSelectableDateSectionController: UICollectionViewController, UICo
     }
 
     private let nohanaImagePickerController: NohanaImagePickerController
-    let photoKitAssetList: PhotoKitAssetList
+    private var photoKitAssetList: PhotoKitAssetList
     var dateSectionList: [AssetDateSection] = []
 
     var cellSize: CGSize {
@@ -299,10 +299,11 @@ class AssetListSelectableDateSectionController: UICollectionViewController, UICo
                 assetListDetailCurrentRow += dateSectionList[section].assetResult.count
             }
         }
+
         if assetListDetailCurrentRow >= photoKitAssetList.count {
             assetListDetailCurrentRow = photoKitAssetList.count - 1
         }
-        
+
         let assetListDetailViewController = segue.destination as! AssetDetailListViewController
         assetListDetailViewController.currentIndexPath = IndexPath(item: assetListDetailCurrentRow, section: 0)
     }
@@ -377,6 +378,7 @@ extension AssetListSelectableDateSectionController: PHPhotoLibraryChangeObserver
     func photoLibraryDidChange(_ changeInstance: PHChange) {
         DispatchQueue.main.async { [weak self] in
             guard let self = self else { return }
+            self.photoKitAssetList = PhotoKitAssetList(album: self.photoKitAssetList.assetList, mediaType: self.photoKitAssetList.mediaType, ascending: false)
             self.dateSectionList = AssetDateSectionCreater().createSections(assetList: self.photoKitAssetList.assetList, options: PhotoKitAssetList.fetchOptions(self.photoKitAssetList.mediaType, ascending: false))
             self.isLoading = false
             self.collectionView?.reloadData()