fix getTableShares not init

Signed-off-by: Marino Faggiana <marino@marinofaggiana.com>

iOSClient/Data/NCManageDatabase.swift

@@ -1450,17 +1450,13 @@ class NCManageDatabase: NSObject {
         let realm = try! Realm()
 
         let sortProperties = [SortDescriptor(keyPath: "shareType", ascending: false), SortDescriptor(keyPath: "idShare", ascending: false)]
-
         let firstShareLink = realm.objects(tableShare.self).filter("account == %@ AND serverUrl == %@ AND fileName == %@ AND shareType == 3", metadata.account, metadata.serverUrl, metadata.fileName).first
 
-        if firstShareLink == nil {
-
-            let results = realm.objects(tableShare.self).filter("account == %@ AND serverUrl == %@ AND fileName == %@", metadata.account, metadata.serverUrl, metadata.fileName).sorted(by: sortProperties)
-            return(firstShareLink: firstShareLink, share: Array(results.map { tableShare.init(value: $0) }))
-
+        if let firstShareLink = firstShareLink {
+            let results = realm.objects(tableShare.self).filter("account == %@ AND serverUrl == %@ AND fileName == %@ AND idShare != %d", metadata.account, metadata.serverUrl, metadata.fileName, firstShareLink.idShare).sorted(by: sortProperties)
+            return(firstShareLink: tableShare.init(value: firstShareLink), share: Array(results.map { tableShare.init(value: $0) }))
         } else {
-
-            let results = realm.objects(tableShare.self).filter("account == %@ AND serverUrl == %@ AND fileName == %@ AND idShare != %d", metadata.account, metadata.serverUrl, metadata.fileName, firstShareLink!.idShare).sorted(by: sortProperties)
+            let results = realm.objects(tableShare.self).filter("account == %@ AND serverUrl == %@ AND fileName == %@", metadata.account, metadata.serverUrl, metadata.fileName).sorted(by: sortProperties)
             return(firstShareLink: firstShareLink, share: Array(results.map { tableShare.init(value: $0) }))
         }
     }