reformat iOS code

ios/Classes/SwiftPhotoGalleryPlugin.swift

@@ -26,7 +26,14 @@ public class SwiftPhotoGalleryPlugin: NSObject, FlutterPlugin {
       let skip = arguments["skip"] as? NSNumber
       let take = arguments["take"] as? NSNumber
       let lightWeight = arguments["lightWeight"] as? Bool
-      result(listMedia(albumId: albumId, mediumType: mediumType, newest: newest, skip: skip, take: take, lightWeight: lightWeight))
+      result(listMedia(
+        albumId: albumId,
+        mediumType: mediumType,
+        newest: newest,
+        skip: skip,
+        take: take,
+        lightWeight: lightWeight
+      ))
     }
     else if(call.method == "getMedium") {
       let arguments = call.arguments as! Dictionary<String, AnyObject>
@@ -147,14 +154,21 @@ public class SwiftPhotoGalleryPlugin: NSObject, FlutterPlugin {
         if let assetCollection = collection as? PHAssetCollection {
           addCollection(collection: assetCollection, hideIfEmpty: hideIfEmpty)
         } else if let collectionList = collection as? PHCollectionList {
-          processPHCollections(fetchResult: PHCollectionList.fetchCollections(in: collectionList, options: nil), hideIfEmpty: hideIfEmpty)
+          processPHCollections(
+            fetchResult: PHCollectionList.fetchCollections(in: collectionList, options: nil),
+            hideIfEmpty: hideIfEmpty
+          )
         }
       }
     }
 
     // Smart Albums.
     processPHAssetCollections(
-      fetchResult: PHAssetCollection.fetchAssetCollections(with: .smartAlbum, subtype: .albumRegular, options: fetchOptions),
+      fetchResult: PHAssetCollection.fetchAssetCollections(
+        with: .smartAlbum,
+        subtype: .albumRegular,
+        options: fetchOptions
+      ),
       hideIfEmpty: hideIfEmpty ?? true
     )
 
@@ -183,7 +197,14 @@ public class SwiftPhotoGalleryPlugin: NSObject, FlutterPlugin {
     return PHAsset.fetchAssets(in: collection ?? PHAssetCollection.init(), options: options).count
   }
 
-  private func listMedia(albumId: String, mediumType: String?, newest: Bool, skip: NSNumber?, take: NSNumber?, lightWeight: Bool? = false) -> NSDictionary {
+  private func listMedia(
+    albumId: String,
+    mediumType: String?,
+    newest: Bool,
+    skip: NSNumber?,
+    take: NSNumber?,
+    lightWeight: Bool? = false
+  ) -> NSDictionary {
     let fetchOptions = PHFetchOptions()
     fetchOptions.predicate = predicateFromMediumType(mediumType: mediumType)
     fetchOptions.sortDescriptors = [
@@ -195,9 +216,15 @@ public class SwiftPhotoGalleryPlugin: NSObject, FlutterPlugin {
       collection.localIdentifier == albumId
     })
 
-    let fetchResult = albumId == "__ALL__"
+    let fetchResult: PHFetchResult<PHAsset>
-      ? PHAsset.fetchAssets(with: fetchOptions)
+    if(albumId == "__ALL__") {
-      : PHAsset.fetchAssets(in: collection ?? PHAssetCollection.init(), options: fetchOptions)
+      fetchResult = PHAsset.fetchAssets(with: fetchOptions)
+    } else {
+      fetchResult = PHAsset.fetchAssets(
+        in: collection ?? PHAssetCollection.init(),
+        options: fetchOptions
+      )
+    }
     let start = skip?.intValue ?? 0
     let total = fetchResult.count
     let end = take == nil ? total : min(start + take!.intValue, total)
@@ -258,7 +285,10 @@ public class SwiftPhotoGalleryPlugin: NSObject, FlutterPlugin {
       let imageSize = CGSize(width: width?.intValue ?? 128, height: height?.intValue ?? 128)
       manager.requestImage(
         for: asset,
-        targetSize: CGSize(width: imageSize.width *  UIScreen.main.scale, height: imageSize.height *  UIScreen.main.scale),
+        targetSize: CGSize(
+          width: imageSize.width * UIScreen.main.scale,
+          height: imageSize.height * UIScreen.main.scale
+        ),
         contentMode: PHImageContentMode.aspectFill,
         options: options,
         resultHandler: { (uiImage: UIImage?, info) in
@@ -296,11 +326,14 @@ public class SwiftPhotoGalleryPlugin: NSObject, FlutterPlugin {
       fetchOptions.fetchLimit = 1
     }
 
-    let assets = albumId == "__ALL__" ?
+    let assets: PHFetchResult<PHAsset>
-      PHAsset.fetchAssets(with: fetchOptions) :
+    if(albumId == "__ALL__") {
-      PHAsset.fetchAssets(in: self.assetCollections.first(where: { (collection) -> Bool in
+      assets = PHAsset.fetchAssets(with: fetchOptions)
+    } else {
+      assets = PHAsset.fetchAssets(in: self.assetCollections.first(where: { (collection) -> Bool in
         collection.localIdentifier == albumId
       })!, options: fetchOptions)
+    }
 
     if (assets.count > 0) {
       let asset: PHAsset = assets[0]
@@ -381,8 +414,7 @@ public class SwiftPhotoGalleryPlugin: NSObject, FlutterPlugin {
             })
           }
         )
-      } else if(asset.mediaType == PHAssetMediaType.video
+      } else if(asset.mediaType == PHAssetMediaType.video || asset.mediaType == PHAssetMediaType.audio) {
-                || asset.mediaType == PHAssetMediaType.audio) {
         let options = PHVideoRequestOptions()
         options.version = .current
         options.deliveryMode = .highQualityFormat
@@ -526,7 +558,10 @@ public class SwiftPhotoGalleryPlugin: NSObject, FlutterPlugin {
     guard let assetUTI = uti else {
       return ""
     }
-    guard let ext = UTTypeCopyPreferredTagWithClass(assetUTI as CFString, kUTTagClassFilenameExtension as CFString)?.takeRetainedValue() as String? else {
+    guard let ext = UTTypeCopyPreferredTagWithClass(
+      assetUTI as CFString,
+      kUTTagClassFilenameExtension as CFString
+    )?.takeRetainedValue() as String? else {
       return ""
     }
     return "." + ext
@@ -536,7 +571,10 @@ public class SwiftPhotoGalleryPlugin: NSObject, FlutterPlugin {
     guard let assetUTI = uti else {
       return nil
     }
-    guard let mimeType = UTTypeCopyPreferredTagWithClass(assetUTI as CFString, kUTTagClassMIMEType as CFString)?.takeRetainedValue() as String? else {
+    guard let mimeType = UTTypeCopyPreferredTagWithClass(
+      assetUTI as CFString,
+      kUTTagClassMIMEType as CFString
+    )?.takeRetainedValue() as String? else {
       return nil
     }
     return mimeType